Prof. Armen  Trchounian
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Prof. Armen Trchounian

Professor and HOD
Yerevan State University, Armenia


Highest Degree
Ph.D. in Biophysics from Yerevan State University, Armenia

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Area of Interest:

Biomedical Sciences
100%
Biophysics
62%
Hydrogen Bonds
90%
Bacteriology
75%
Metabolism
55%

Research Publications in Numbers

Books
0
Chapters
0
Articles
0
Abstracts
0

Selected Publications

  1. Trchounian, K., A. Poladyan and A. Trchounian, 2016. Optimizing strategy for Escherichia coli growth and hydrogen production during glycerol fermentation in batch culture: Effects of some heavy metal ions and their mixtures. Applied Energy, 177: 335-340.
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  2. Trchounian, A., M. Petrosyan and N. Sahakyan, 2016. Plant Cell Redox Homeostasis and Reactive Oxygen Species. In: Redox State as a Central Regulator of Plant-Cell Stress Responses, Gupta, D.K., J.M. Plama and F.J. Corpas (Eds.)., Springer International Publishing, Switzerland, ISBN: 978-3-319-44080-4, pp: 25-50.
  3. Toplaghaltsyan, A., I. Bazukyan and A. Trchounian, 2016. The effects of different carbon sources on the antifungal activity by lactic acid bacteria. Curr. Microbiol., (In Press). 10.1007/s00284-016-1168-8.
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  4. Soghomonyan, D., M. Baghdasaryan and A. Trchounian, 2016. [The combined effects of electromafnetic waves and sulphur dioxide on wine lactic acid bacteria]. Biol. J. Armenia, 68: 110-113, (In Russian).
  5. Soghomonyan, D., K. Trchounian and A. Trchounian, 2016. Millimeter waves or extremely high frequency electromagnetic fields in the environment: What are their effects on bacteria? Applied Microbiol. Biotechnol., 100: 4761-4771.
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  6. Sargsyan, H., L. Gabrielyan and A. Trchounian, 2016. The distillers grains with solubles as a perspective substrate for obtaining biomass and producing bio-hydrogen by Rhodobacter sphaeroides. Biomass Bioenergy, 90: 90-94.
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  7. Sargsyan, H., K. Trchounian, L. Gabrielyan and A. Trchounian, 2016. Novel approach of ethanol waste utilization: Biohydrogen production by mixed cultures of dark- and photo-fermentative bacteria using distillers grains. Int. J. Hydrogen Energy, 41: 2377-2382.
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  8. Sahakyan, N., M. Petrosyan and A. Trchounian, 2016. Comparative analysis of chemical composition and biological activities of Ajuga genevensis L. in vitro culture and intact plants. Int. J. Biol. Biomol. Agric. Food Biotechnol. Eng., 10: 322-326.
  9. Mnatsakanyan, N. and A. Trchounian, 2016. [Disinfecting properties of the nanocomposite filter based on a tuff porous mineral and silver nanoparticles and its application for the filtration of large volumes of water]. Biol. J. Armenia, 68: 75-81, (In Russian).
  10. Margaryan, A., H. Badalyan and A. Trchounian, 2016. Comparative analysis of UV irradiation effects on Escherichia coli and Pseudomonas aeruginosa bacterial cells utilizing biological and computational approaches. Cell Biochem. Biophys., 74: 381-389.
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  11. Keryan, A., I. Bazukyan and A. Trchounian, 2016. Lactobacilli isolated from the Armenian fermented milk product matsoun: Growth properties, antibacterial and proteolytic activity and their dependence on pH. Int. J. Dairy Technol., (In Press). 10.1111/1471-0307.12353.
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  12. Hovhannisyan, P., A. Turabyan, H. Panosyan and A. Trchounian, 2016. [Thermostable amylase producing bacilli isolated from Armenian geothermal springs]. Biol. J. Armenia, 68: 68-73, (In Russian).
  13. Hakobyan, L., P. Ghazaryan, M. Aleksandryan, K. Harutyunyan and A. Trchounian, 2016. [The probiotic strain of Lactobacillus acidophilus ER 317/402 'Narine' with high adhesive and antibiotic properties and its usage in acute childhood leucosis]. Technol. Living Syst., 13: 30-37, (In Russian).
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  14. Hakobyan, L., N. Hatutyunyan, K. Harutyunyan and A. Trchounian, 2016. [Microbiological and adhesive properties of armenian traditional fermented milk products, matsun and yogurt]. Rep. Natl. Acad. Sci. Armenia, 116: 154-167, (In Russian).
  15. Hakobyan, L., K. Harutyunyan, N. Harutyunyan, G. Melik-Andreasyan and A. Trchounian, 2016. Adhesive properties and acid-forming activity of lactobacilli and streptococci under inhibitory substances, such as nitrates. Curr. Microbiol., 72: 776-782.
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  16. Hakobyan, L., H. Sargsyan, L. Gabrielyan and A. Trchounian, 2016. The effect of Cu (I) and Cu (II) ions' low concentrations on growth, biohydrogen production and the FoF1-ATPase activity of Rhodobacter sphaeroides. Int. J. Hydrogen Energy, 41: 16807-16812.
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  17. Gabrielyan, L., L. Hakobyan and A. Trchounian, 2016. Comparative effects of Ni(II) and Cu(II) ions and their combinations on redox potential and hydrogen photoproduction by Rhodobacter sphaeroides. J. Photochem. Photobiol. B: Biol., 164: 271-275.
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  18. Gabrielyan, L., H. Sargsyan and A. Trchounian, 2016. Biohydrogen production by purple non-sulfur bacteria Rhodobacter sphaeroides: Effect of low-intensity electromagnetic irradiation. J. Photochem. Photobiol. B: Biol., 162: 592-596.
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  19. Azaryan, K.G., L.M. Tadevosyan and A.A. Trchounyan, 2016. [The testing of mycorrhizal preparations MICEFIT and MYKONET at cucumber cultivation]. Vegetables Russia, 2: 74-77, (In Russian).
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  20. Vardanyan, Z., V. Gevorkyan, M. Ananyan, H. Vardapetyan and A. Trchounian, 2015. Effects of various heavy metal nanoparticles on Enterococcus hirae and Escherichia coli growth and proton-coupled membrane transport. J. Nanobiotechnol., Vol. 13. 10.1186/s12951-015-0131-3.
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  21. Vardanyan, Z. and A. Trchounian, 2015. Cu (II), Fe (III) and Mn (II) combinations as environmental stress factors have distinguishing effects on Enterococcus hirae. J. Environ. Sci., 28: 95-100.
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  22. Trchounian, K., V. Abrahamyan, A. Poladyan and A. Trchounian, 2015. Escherichia coli growth and hydrogen production in batch culture upon formate alone and with glycerol co-fermentation at different pHs. Int. J. Hydrogen Energy, 40: 9935-9941.
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  23. Trchounian, K., H. Sargsyan and A. Trchounian, 2015. H2 production by Escherichia coli batch cultures during utilization of acetate and mixture of glycerol and acetate. Int. J. Hydrogen Energy, 40: 12187-12192.
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  24. Trchounian, K. and A. Trchounian, 2015. Hydrogen production from glycerol by Escherichia coli and other bacteria: An overview and perspectives. Applied Energy, 156: 174-184.
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  25. Trchounian, K. and A. Trchounian, 2015. Clean Energy Technology Development: Hydrogen Production by Escherichia coli During Glycerol Fermentation. In: Progress in Clean Energy Volum 2, Novel Systems and Applications, Dincer, I., C.O. Colpan, O. Kizilkan and M.A. Ezan (Eds.)., Springer International Publishing, Switzerland, ISBN: 978-3-319-17030-5, pp: 539-549.
  26. Trchounian, K. and A. Trchounian, 2015. Escherichia coli hydrogen gas production from glycerol: Effects of external formate. Renewable Energy, 83: 345-351.
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  27. Trchounian, A., 2015. Mechanisms for hydrogen production by different bacteria during mixed-acid and photo-fermentation and perspectives of hydrogen production biotechnology. Crit. Rev. Biotechnol., 35: 103-113.
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  28. Torgomyan, H. and A. Trchounian, 2015. The enhanced effects of antibiotics irradiated of extremely high frequency electromagnetic field on Escherichia coli growth properties. Cell Biochem. Biophys., 71: 419-424.
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  29. Shaninyan, G., A. Margaryan, H. Panosyan and A. Trchounian, 2015. Isolation and characterization of lipase-producing thermophilic bacilli from geothermal springs in Armenia and Nagorno-Karabakh. Biol. J. Armenia, 67: 6-15.
  30. Shahinyan, G., H. Panosyan and A. Trchounian, 2015. [Characterization of lipase producing thermophilic bacilli isolated from Armenian geothermal springs]. Rep. Natl. Acad. Sci. Armenia, 115: 59-68, (In Russian).
  31. Sargsyan, H., L. Gabrielyan, L. Hakobyan and A. Trchounian, 2015. Light-dark duration alternation effects on Rhodobacter sphaeroides growth, membrane properties and bio-hydrogen production in batch culture. Int. J. Hydrogen Energy, 40: 4084-4091.
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  32. Petrosyan, M., Y. Shcherbakova, N. Sahakyan, Z. Vardanyan, A. Poladyan, Y. Popov and A. Trchounian, 2015. Alkanna orientalis (L.) Boiss. plant isolated cultures and antimicrobial activity of their extracts: Phenomenon, dependence on different factors and effects on some membrane-associated properties of bacteria. Plant Cell. Tissue Organ Cult., 122: 727-738.
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  33. Hovnanyan, K., S. Marutyan, A. Pepoyan, L. Navasardyan and A. Trchounian, 2015. Transmission and scanning electron microscopy of contacts between bacterial and yeast cells in biofilms on different surfaces. Open Access Library J., Vol. 2. 10.4236/oalib.1101492.
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  34. Ginovyan, M., A. Keryan, I. Bazukyan, P. Ghazaryan and A. Trchounian, 2015. The large scale antibacterial, antifungal and anti-phage efficiency of Petamcin-A: New multicomponent preparation for skin diseases treatment. Ann. Clin. Microbiol. Antimicrob., Vol. 14. 10.1186/s12941-015-0087-z.
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  35. Ghazaryan, A., S. Blbulyan, A. Poladyan and A. Trchounian, 2015. Redox stress in geobacilli from geothermal springs: Phenomenon and membrane-associated response mechanisms. Bioelectrochemistry, 105: 1-6.
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  36. Gabrielyan, L., H. Sargsyan and A. Trchounian, 2015. Novel properties of photofermentative biohydrogen production by purple bacteria Rhodobacter sphaeroides: Effects of protonophores and inhibitors of responsible enzymes. Microb. Cell Factories, Vol. 14. 10.1186/s12934-015-0324-3.
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  37. Blbulyan, S. and A. Trchounian, 2015. Impact of membrane-associated hydrogenases on the FOF1-ATPase in Escherichia coli during glycerol and mixed carbon fermentation: ATPase activity and its inhibition by N,N'-dicyclohexylcarbodiimide in the mutants lacking hydrogenases. Arch. Biochem. Biophys., 579: 67-72.
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  38. Avakyan, S.V., V.V. Kovalenok, V.P. Savinykh, A.S. Ivanchenkov, N.A. Voronin, A. Trchounian and L.A. Baranova, 2015. The role of a space patrol of solar X-ray radiation in the provisioning of the safety of orbital and interplanetary manned space flights. Acta Astronautica, 109: 194-202.
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  39. Alghabpoor, S.S., A. Trchounian and M. Hosseinpoor, 2015. Production of new thermostable and acidstable alpha-amylase from Bacillus sp. b1 and b2 under solid state fermentation. Eur. J. Biotechnol. Biosci., 3: 8-11.
  40. Abrahamyan, V., A. Poladyan, A. Vassilian and A. Trchounian, 2015. Hydrogen production by Escherichia coli during glucose fermentation: Effects of oxidative and reductive routes used by the strain lacking hydrogen oxidizing hydrogenases 1 (hya) and 2 (hyb). Int. J. Hydrogen Energy, 40: 7459-7464.
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  41. Trchounian, K., H. Sargsyan and A. Trchounian, 2014. Hydrogen production by Escherichia coli depends on glucose concentration and its combination with glycerol at different pHs. Int. J. Hydrogen Energy, 39: 6419-6423.
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  42. Trchounian, K. and A. Trchounian, 2014. Hydrogen producing activity by Escherichia coli hydrogenase 4 (hyf) depends on glucose concentration. Int. J. Hydrogen Energy, 39: 16914-16918.
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  43. Trchounian, K. and A. Trchounian, 2014. Different role of focA and focB encoding formate channels for hydrogen production by Escherichia coli during glucose or glycerol fermentation. Int. J. Hydrogen Energy, 39: 20987-20991.
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  44. Trchounian, A., H. Panosyan, I. Bazukyan, A. Margaryan and P. Yu, 2014. Laboratory of Microbiology. Yerevan State University Press, USA., Pages: 316, (In Armenian).
  45. Trchounian, A. and R.G. Sawers, 2014. Novel insights into the bioenergetics of mixed‐acid fermentation: Can hydrogen and proton cycles combine to help maintain a proton motive force? IUBMB Life, 66: 1-7.
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  46. Soghomonyan, D.R., V.P. Kalantaryan and A.H. Trchounian, 2014. Changes in the FOF1-ATPase activity of irradiated Lactobacillus acidophilus in the presence of ceftazidime at low pH. Biol. J. Armenia, 66: 39-43.
  47. Sargsyan, H., L. Gabrielyan and A. Trchounian, 2014. Concentration-dependent effects of metronidazole, inhibiting nitrogenase, on hydrogen photoproduction and proton-translocating ATPase activity of Rhodobacter sphaeroides. Int. J. Hydrogen Energy, 39: 100-106.
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  48. Keryan, A.G., Y.A. Simonyan, I.L. Bazukyan and A.H. Trchounian, 2014. [Inhibitation of growth and antimicrobial activity of new lactobacilli strains isolated from armenian dairy product matsoun with EDTA in low concentrations: Comparative study with gram-positive and gram-negative bacteria]. Rep. Natl. Acad. Sci. Armenia, 114: 149-155, (In Russian).
  49. Keryan, A.G., I.L. Bazukyan, G.P. Yu and A.H. Trchounian, 2014. Phenotypic characteristics of the new lactobacilli strain isolated from matsoun, the Armenian traditional sour-milk product. Sci. Med. J., 9: 18-23.
  50. Gabrielyan, L., H. Sargsyan, L. Hakobyan and A. Trchounian, 2014. Regulation of hydrogen photoproduction in Rhodobacter sphaeroides batch culture by external oxidizers and reducers. Applied Energy, 131: 20-25.
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  51. Du, P., U.M. Viswanathan, K. Khairan, T. Buric and N.E. Saidu et al., 2014. Synthesis of amphiphilic, chalcogen-based redox modulators with in vitro cytotoxic activity against cancer cells, macrophages and microbes. Med. Chem. Comm., 5: 25-31.
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  52. Vardanyan, Z. and A. Trchounian, 2013. The effects of manganese (II) but not nickel (II) ions on Enterococcus hirae cell growth, redox potential decrease and proton-coupled membrane transport. Cell Biochem. Biophys., 67: 1301-1306.
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  53. Trchounian, K., S. Blbulyan and A. Trchounian, 2013. Hydrogenase activity and proton-motive force generation by Escherichia coli during glycerol fermentation. J. Bioenerget. Biomembr., 45: 253-260.
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  54. Trchounian, K., B. Soboh, R.G. Sawers and A. Trchounian, 2013. Contribution of hydrogenase 2 to stationary phase H2 production by Escherichia coli during fermentation of glycerol. Cell Biochem. Biophys., 66: 103-108.
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  55. Trchounian, K. and A. Trchounian, 2013. H2 Producing Activity by Escherichia coli During Mixed Carbon Fermentation at Slightly Alkaline and Acidic Phs: Novel Functions of Hydrogenase 4 (hyf) and Hydrogenase 2 (hyb). In: Black Sea Energy Resource Development and Hydrogen Energy Problems. NATO Science for Peace and Security Series C: Environmental Security, Veziroglu, A. and M. Tsitskishvili (Eds.)., Springer International Publishing, Switzerland, ISBN: 978-94-007-6151-3, pp: 137-151.
  56. Trchounian, K. and A. Trchounian, 2013. Escherichia coli multiple [Ni-Fe]-hydrogenases are sensitive to osmotic stress during glycerol fermentation but at different pHs. FEBS Lett., 587: 3562-3566.
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  57. Trchounian, K. and A. Trchounian, 2013. Escherichia coli hydrogenase 4 (hyf) and hydrogenase 2 (hyb) contribution in H2 production during mixed carbon (glucose and glycerol) fermentation at pH 7.5 and pH 5.5. Int. J. Hydrogen Energy, 38: 3921-3929.
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  58. Torgomyan, H., V. Ohanyan, S. Blbulyan and A. Trchounian, 2013. Changes in ion transport through membranes, ATPase activity and antibiotics effects in Enterococcus hirae after low intensity electromagnetic irradiation of 51.8 and 53.0 GHz frequencies. Biophysics, 58: 524-529.
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  59. Torgomyan, H., K. Hovnanyan and A. Trchounian, 2013. Escherichia coli growth changes by the mediated effects after low-intensity electromagnetic irradiation of extremely high frequencies. Cell Biochem. Biophys., 65: 445-454.
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  60. Torgomyan, H. and A. Trchounian, 2013. Bactericidal effects of low-intensity extremely high frequency electromagnetic field: An overview with phenomenon, mechanisms, targets and consequences. Crit. Rev. Microbiol., 39: 102-111.
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  61. Soghomonyan, D. and A. Trchounian, 2013. Comparable effects of low-intensity electromagnetic irradiation at the frequency of 51.8 and 53 GHz and antibiotic ceftazidime on Lactobacillus acidophilus growth and survival. Cell Biochem. Biophys., 67: 829-835.
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  62. Poladyan, A., K. Trchounian, R.G. Sawers and A. Trchounian, 2013. Hydrogen-oxidizing hydrogenases 1 and 2 of Escherichia coli regulate the onset of hydrogen evolution and ATPase activity, respectively, during glucose fermentation at alkaline pH. FEMS Microbiol. Lett., 348: 143-148.
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  63. Poladyan, A., K. Trchounian, M. Minasyants and A. Trchounian, 2013. Glycerol Fermentation and Molecular Hydrogen Production by Escherichia coli Batch Cultures Affected by Some Reducing Reagents and Heavy Metal Ions. In: Black Sea Energy Resource Development and Hydrogen Energy Problems.NATO Science for Peace and Security Series C: Environmental Security, Veziroglu, A. and M. Tsitskishvili (Eds.)., Springer International Publishing, Switzerland, ISBN: 978-94-007-6151-3, pp: 153-163.
  64. Poladyan, A., A. Avagyan, A. Vassilian and A. Trchounian, 2013. Oxidative and reductive routes of glycerol and glucose fermentation by Escherichia coli batch cultures and their regulation by oxidizing and reducing reagents at different pHs. Curr. Microbiol., 66: 49-55.
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  65. Petrosyan, M.T., Y.N. Shcherbakova, Y.G. Popov and A.H. Trchounian, 2013. Isolated culture of St.-John's wort elongated (Hypericum elongatum Ledeb.) as the source of biologically active compounds. Rep. Natl. Acad. Sci. Armenia, 113: 195-202, (In Russian).
  66. Kirakosyan, G., H. Torgomyan, M. Malakyan, S. Bajinyan and A. Trchounian, 2013. Protective effects of some amino acids synthesized derivatives and their chelates on Escherichia coli under X-ray irradiation. Ind. J. Biochem. Biophys., 50: 289-295.
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  67. Hakobyan, L., L. Gabrielyan and A. Trchounian, 2013. The Effect of Various Metal Ions on Bio-Hydrogen Production and F0F1-ATPase Activity of Rhodobacter sphaeroides. In: Black Sea Energy Resource Development and Hydrogen Energy Problems. NATO Science for Peace and Security Series C: Environmental Security, Veziroglu, A. and M. Tsitskishvili (Eds.)., Springer International Publishing, Switzerland, ISBN: 978-94-007-6151-3, pp: 165-177.
  68. Gasparyan, G., M. Balayan, A. Grigoryan, A. Hakopyan and A. Manvelyan et al., 2013. Growth peculiarities of commensal Escherichia coli isolates from the gut microflora in Crohn's disease patients. Biophysics, 58: 537-542.
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  69. Alghabpoor, S.S., H. Panosyan, A. Trchounian and Y. Popov, 2013. Purification and characterization of a novel thermostable and acid stable α-amylase from Bacillus Sp. Iranian S1. Int. J. Eng.-Trans. B: Applic., 2: 815-820.
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  70. Akopyan, K. and A. Trchounian, 2013. Proton cycles through membranes in bacteria: Relationship between proton passive and active fluxes and their dependence on some external physico-chemical factors under fermentation. Biophysics, 58: 624-639.
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  71. Vardapetyan, H.R., S.S. Blbulyan, S.G. Tiratsuyan and A.H. Trchounian, 2012. Elucidation of antiradical and antibacterial properties of Hypericum perforatum extracts. Rep. Natl. Acad. Sci. Armenia, 112: 282-290, (In Russian).
  72. Vardanyan, Z. and A. Trchounian, 2012. Fe (III) and Fe (II) ions different effects on Enterococcus hirae cell growth and membrane-associated ATPase activity. Biochem. Biophys. Res. Commun., 417: 541-545.
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  73. Trchounian, K., C. Pinske, R.G. Sawers and A. Trchounian, 2012. Characterization of Escherichia coli [NiFe]-hydrogenase distribution during fermentative growth at different pHs. Cell Biochem. Biophys., 62: 433-440.
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  74. Trchounian, K., A. Poladyan, A. Vassilian and A. Trchounian, 2012. Multiple and reversible hydrogenases for hydrogen production by Escherichia coli: Dependence on fermentation substrate, pH and the F0F1-ATPase. Crit. Rev. Biochem. Mol. Biol., 47: 236-249.
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  75. Torgomyan, H., V. Ohanyan, S. Blbulyan, V. Kalantaryan and A. Trchounian, 2012. Electromagnetic irradiation of Enterococcus hirae at low-intensity 51.8- and 53.0-GHz frequencies: Changes in bacterial cell membrane properties and enhanced antibiotics effects. FEMS Microbiol. Lett., 329: 131-137.
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  76. Torgomyan, H. and A. Trchounian, 2012. Escherichia coli membrane-associated energy-dependent processes and sensitivity toward antibiotics changes as responses to low-intensity electromagnetic irradiation of 70.6 and 73 GHz frequencies. Cell Biochem. Biophys., 62: 451-461.
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  77. Hovnanyan, K.O., M.K. Hovnanyan, L.A. Navasardyan and A.A. Trchounian, 2012. Ultrastructural analysis of volutin-acidocalciumosomes formation in some species of bacteria, spirochetes, yeast and protozoa during morphogenesis and under environment different factors action. Doklady Akademii Nauk Armenii, 112: 118-126.
  78. Hakobyan, L., L. Gabrielyan and A. Trchounian, 2012. Yeast extract as an effective nitrogen source stimulating cell growth and enhancing hydrogen photoproduction by Rhodobacter sphaeroides strains from mineral springs. Int. J. Hydrogen Energy, 37: 6519-6526.
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  79. Hakobyan, L., L. Gabrielyan and A. Trchounian, 2012. Relationship of proton motive force and the F0F1-ATPase with bio-hydrogen production activity of Rhodobacter sphaeroides: Effects of diphenylene iodonium, hydrogenase inhibitor and its solvent dimethylsulphoxide. J. Bioenerget. Biomembr., 44: 495-502.
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  80. Hakobyan, L., L. Gabrielyan and A. Trchounian, 2012. Ni (II) and Mg (II) ions as factors enhancing biohydrogen production by Rhodobacter sphaeroides from mineral springs. Int. J. Hydrogen Energy, 37: 7482-7486.
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  81. Hakobyan, L., L. Gabrielyan and A. Trchounian, 2012. Bio-hydrogen production and the F0F1-ATPase activity of Rhodobacter sphaeroides: Effects of various heavy metal ions. Int. J. Hydrogen Energy, 37: 17794-17800.
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  82. Gabrielyan, L. and A. Trchounian, 2012. Concentration dependent glycine effect on the photosynthetic growth and bio-hydrogen production by Rhodobacter sphaeroides from mineral springs. Biomass Bioenergy, 36: 333-338.
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  83. Alghabpoor, S.S., H.H. Panosyan, Y.G. Popov and A.H. Trchounian, 2012. Isolation and identification of two aerobic Thermophilic bacilli from Jowshan (Iran) hot spring. Reports Nat. Acad. Sci. Armenia, 112: 303-311.
  84. Trchounian, K., V. Sanchez-Torres, T.K. Wood and A. Trchounian, 2011. Escherichia coli hydrogenase activity and H 2 production under glycerol fermentation at a low pH. Int. J. Hydrogen Energy, 36: 4323-4331.
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  85. Trchounian, K., C. Pinske, G. Sawers and A. Trchounian, 2011. Dependence on the F0F1-ATP synthase for the activities of the hydrogen-oxidizing hydrogenases 1 and 2 during glucose and glycerol fermentation at high and low pH in Escherichia coli. J. Bioenerg. Biomembr., 43: 645-650.
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  86. Torgomyan, H., V. Kalantaryan and A. Trchounian, 2011. Low intensity electromagnetic irradiation with 70.6 and 73 GHz frequencies affects Escherichia coli growth and changes water properties. Cell Biochem. Biophys., 60: 275-281.
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  87. Torgomyan, H., H. Tadevosyan and A. Trchounian, 2011. Extremely high frequency electromagnetic irradiation in combination with antibiotics enhances antibacterial effects on Escherichia coli. Curr. Microbiol., 62: 962-967.
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  88. Torgomyan, H. and A. Trchounian, 2011. Low-intensity electromagnetic irradiation of 70.6 and 73GHz frequencies enhances the effects of disulfide bonds reducer on Escherichia coli growth and affects the bacterial surface oxidation-reduction state. Biochem. Biophys. Res. Commun., 414: 265-269.
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  89. Soghomonyan, D., K. Akopyan and A. Trchounian, 2011. pH and oxidation-reduction potential change of environment during growth of lactic acid bacteria: Effects of oxidizers and reducers. Applied Biochem. Microbiol., 47: 27-31.
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  90. Soboh, B., C. Pinske, M. Kuhns, M. Waclawek and C. Ihling et al., 2011. The respiratory molybdo-selenoprotein formate dehydrogenases of Escherichia coli have hydrogen: Benzyl viologen oxidoreductase activity. BMC Microbiol., Vol. 11. 10.1186/1471-2180-11-173.
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  91. Poladyan, A. and A. Trchounian, 2011. Transport of protons and potassium ions across the membranes of bacteria Enterococcus hirae dependent on ATP and nicotinamide adenine dinucleotides. Biophysics, 56: 668-671.
    CrossRef  |  Direct Link  |  
  92. Hakobyan, L., L. Gabrielyan and A. Trchounian, 2011. Proton motive force in Rhodobacter sphaeroides under anaerobic conditions in the dark. Curr. Microbiol., 62: 415-419.
    CrossRef  |  Direct Link  |  
  93. Blbulyan, S., A. Avagyan, A. Poladyan and A. Trchounian, 2011. Role of Escherichia coli different hydrogenases in H+ efflux and the FOF1-ATPase activity during glycerol fermentation at different pH. Biosci. Rep., 31: 179-184.
  94. Vardanyan, Z. and A. Trchounian, 2010. The effects of copper (II) ions on Enterococcus hirae cell growth and the proton-translocating F0F1 ATPase activity. Cell Biochem. Biophys., 57: 19-26.
    Direct Link  |  
  95. Gabrielyan, L., H. Torgomyan and A. Trchounian, 2010. Growth characteristics and hydrogen production by Rhodobacter sphaeroides using various amino acids as nitrogen sources and their combinations with carbon sources. Int. J. Hydrogen Energy, 35: 12201-12207.
    CrossRef  |  Direct Link  |  
  96. Balayan, M.A., S.S. Mirzabekyan, M. Isajanyan, Z.S. Pepoyan, А.H. Trchounian, А.Z. Pepoyan and H. Bujdakova, 2010. Some peculiarities of growth and functional activity of Escherichia coli strain from probiotic formula 'ASAP'. Int. J. Med. Health Biomed. Bioeng. Pharmaceut. Eng., 4: 383-387.
    Direct Link  |  
  97. Vassilian, A. and A. Trchounian, 2009. Environment Oxidation-Reduction Potential and Redox Sensing by Bacteria. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 163-195.
  98. Trchounian, K., A. Poladyan and A. Trchounian, 2009. Relation of potassium uptake to proton transport and activity of hydrogenases in Escherichia coli, grown at a low pH. Biochemistry, 3: 144-151.
  99. Trchounian, K. and A. Trchounian, 2009. Hydrogenase 2 is most and hydrogenase 1 is less responsible for H2 production by Escherichia coli under glycerol fermentation at neutral and slightly alkaline pH. Int. J. Hydrogen Energy, 34: 8839-8845.
    Direct Link  |  
  100. Trchounian, A., 2009. Surface Charge and Other Physical Properties of Bacterial Membranes. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 23-35.
  101. Trchounian, A., 2009. Potassium Transport by Bacteria: Electrochemical Approach, Energetics and Mechanisms. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 65-111.
  102. Poladyan, A. and A. Trchounian, 2009. Production of Molecular Hydrogen by Mixed-Acid Fermentation in Bacteria and its Energetics. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 197-231.
  103. Pepoyan, A. and A. Trchounian, 2009. Biophysics, Molecular and Cellular Biology of Probiotic Activity of Bacteria. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 275-287.
  104. Ohanyan, V., G. Gukasyan and A. Trchounian, 2009. Relationship of respiratory activity of Pseudomonas рutida and Erwinia herbicola bacteria with their survival. Life Syst. Technol., 3: 19-25, (In Russian).
  105. Hovnanyan, K. and A. Trchounian, 2009. Ultrastructure architecture of intercellular contacts in bacterial biofilms in vivo and in vitro. Rep. Nat. Acad. Sci. Armenia, 109: 75-81, (In Russian).
  106. Hovnanyan, K. and A. Trchounian, 2009. Cell wall and and Cytoplasmic Membrane Structures of Some Bacteria: Novel Data and Role in Pathology. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 1-21.
  107. Gabrielyan, L. and A. Trchounian, 2009. Relationship between molecular hydrogen production, proton transport and the F0F1-ATPase activity in Rhodobacter sphaeroides strains from mineral springs. Int. J. Hydrogen Energy, 34: 2567-2572.
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  108. Gabrielyan, L. and A. Trchounian, 2009. Purple Bacteria and Cyanobacteria as Potential Producers of Molecular Hydrogen: An Electrochemical and Bioenergetics Approach. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 233-273.
  109. Akopyan, K. and A. Trchounian, 2009. Proton Conductance of Bacterial Membrane and its Role in Cell Functional Activity. In: Bacterial Membranes, Ultrastructure, Bioelectrochemistry, Bioenergetics and Biophysics, Trchounian, A. (Ed.). Research Signpost, Trivandrum, Kerala, pp: 37-63.
  110. Vassilian, A. and A. Trchounian, 2008. Environmental oxidation-reduction potential in the growth and metabolism of anaerobic bacteria. Biofizika, 53: 281-293.
  111. Tadevosyan, H., V. Kalantaryan and A. Trchounian, 2008. Extremely high frequency electromagnetic radiation enforces bacterial effects of inhibitors and antibiotics. Cell Biochem. Biophys., 51: 97-103.
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  112. Poladyan, A., K. Trchounian, L. Tadevosyan and A. Trchounian, 2008. Effects of Ellman's reagent and other thiol compounds on ion transport and ATPase activity in anaerobically grown Escherichia coli cells. Biochemistry, 2: 1-7.
    Direct Link  |  
  113. Kirakosyan, G., K. Trchounian, Z. Vardanyan and A. Trchounian, 2008. Copper (II) ions affect Escherichia coli membrane vesicles SH-groups and a disulfide-dithiol interchange between membrane proteins. Cell Biochem. Biophys., 51: 45-50.
  114. Vasilian, A. and A. Trchunian, 2007. [Effect of the medium redox potential on the growth and metabolism of anaerobic bacteria]. Biofizika, 53: 281-293.
    Direct Link  |  
  115. Stepanyan, L., M. Balayan, A. Vassilian, A. Pepoyan and A. Trchounian, 2007. Growth peculiarities and some characteristics of membrane for pro-biotic strain of Escherichia coli. Biochemistry, 1: 331-335.
  116. Oganian, V., A. Sarkisian, A. Tadevosian and A. Torchunian, 2007. [The action of low-intensity extremely high-freguency electromagnetic radiation on growth parameters for bacteria Enterococcus hirae]. Biofizika, 53: 822-825.
    Direct Link  |  
  117. Kirakosyan, G. and A. Trchounian, 2007. Redox sensing by Escherichia coli: Effects of copper ions as oxidizers on proton-coupled membrane transport. Bioelectrochemistry, 70: 58-63.
    CrossRef  |  Direct Link  |  
  118. Tadevosian, A., V. Kalantarian and A. Trchunian, 2006. [The effects of electromagnetic radiation of extremely high frequency and low intensity on the growth rate of bacteria Escherichia coli and the role of medium pH]. Biofizika, 52: 893-898, (In Russian).
    Direct Link  |  
  119. Poladyan, A., G. Kirakosyan and A. Trchounian, 2006. Enterococcus hirae growth and proton-potassium exchange: Protonophore effect and role of oxidation-reduction potential. Biophysics, 51: 447-451.
  120. Poladyan, A. and A. Trchounian, 2006. The increase in the number of accessible SH-groups in the Enterococcal membrane vesicles by ATP and nicotinamide adenine dinucleotides. Curr. Microbiol., 52: 300-304.
  121. Mirzoyan, N., A. Pepoyan and A. Trchounian, 2006. Modification of the biophysical characteristics of membranes incommensal Escherichia coli strains from breast cancer patients. FEMS Microbiol. Lett., 254: 81-86.
    Direct Link  |  
  122. Akopyan, K. and A. Trchounian, 2006. Escherichia coli membrane proton conductance and proton efflux depend on growth pH and are sensitive to osmotic stress. Cell Biochem. Biophys., 46: 201-208.
    CrossRef  |  Direct Link  |  
  123. Kirakosian, G., K. Bagramian and A. Trchunian, 2005. Effects of the thiol reagent dithiothreitol on the oxidation-reduction potential and the growth of Escherichia coli in anaerobic conditions at different pH. Biophysics, 50: 1095-1099.
    PubMed  |  
  124. Hakopyan, K. and A. Trchounian, 2005. Membrane proton conductivity and energy-dependent proton fluxes in Enterococcus hirae in media with different pH. Biophysics, 50: 595-599.
  125. Trchounian, A., 2004. Escherichia coli proton-translocating F0F1-ATP synthase and its association with solute secondary transporters and/or enzymes of anaerobic oxidation-reduction under fermentation. Biochem. Biophys. Res. Commun., 315: 1051-1057.
    CrossRef  |  Direct Link  |  
  126. Mnatsakanyan, N., K. Bagramyan and A. Trchounian, 2004. Hydrogenase 3 but not hydrogenase 4 is major in hydrogen gas production by Escherichia coli formate hydrogenlyase at acidic pH and in the presence of external formate. Cell Biochem. Biophys., 41: 357-365.
    CrossRef  |  Direct Link  |  
  127. Kirakosyan, G., K. Bagramyan and A. Trchounian, 2004. Redox sensing by Escherichia coli: Effects of dithiothreitol, a redox reagent reducing disulphides, on bacterial growth. Biochem. Biophys. Res. Commun., 325: 803-806.
    CrossRef  |  Direct Link  |  
  128. Isakhanian, V. and A. Trchunian, 2004. [Indirect and repeated electromagnetic irradiation of extremely high freguency of bacteria Escherichia coli]. Biofizika, 50: 689-692.
    Direct Link  |  
  129. Mnatsakanyan, N., A. Poladian, K. Bagramyan and A. Trchounian, 2003. The number of accessible SH-groups in Escherichia coli membrane vesicles is increased by ATP or by formate. Biochem. Biophys. Res. Commun., 308: 655-659.
    CrossRef  |  Direct Link  |  
  130. Bagramyan, K., N. Mnatsakanyan and A. Trchounian, 2003. Formate increases the F0F1-ATPase activity in Escherichia coli growing on glucose under anaerobic conditions at slightly alkaline pH. Biochem. Biophys. Res. Commun., 306: 361-365.
    CrossRef  |  Direct Link  |  
  131. Bagramyan, K. and A. Trchounian, 2003. Structural and functional features of formate hydrogen lyase, an enzyme of mixed-acid fermentation from Escherichia coli. Biochemistry, 68: 1159-1170.
    CrossRef  |  Direct Link  |  
  132. Mnatsakanyan, N., K. Bagramyan, A. Vassilian, R.K. Nakamoto and A. Trchounian, 2002. F0 cysteine, bCys21, in the Escherichia coli ATP synthase is involved in regulation of potassium uptake and molecular hydrogen production in anaerobic conditions. Biosci. Rep., 22: 421-430.
    CrossRef  |  Direct Link  |  
  133. Mnatsakanyan, N., A. Vassilian, L. Navasardian, K. Bagramyan and A. Trchounian, 2002. Regulation of the Escherichia coli formate hydrogen lyase by formate at alkaline pH. Curr. Microbiol., 45: 281-286.
  134. Mnatsakanyan, N., A. Vassilian, K. Bagramyan and A. Trchounian, 2002. Dithiol-disulfide interchange in operation of membrane transport systems in bacteria. Biol. Membr., 19: 181-190.
  135. Markarian, S.A., A.A. Poladyan, G.R. Kirakosyan, A.A. Trchounian and K.A. Bagramyan, 2002. Effect of diethylsulphoxide on growth, survival and ion exchange of Escherichia coli. Lett. Applied Microbiol., 34: 417-421.
    CrossRef  |  
  136. Hakopian, K., E. Zakharyan, G. Kirakossian, N. Mnatsakanyan, K. Bagramyan and A. Trchounian, 2002. Interplay of proton conductivity, membrane and redox potentials in Escherichia coli. Biophysics, 47: 985-989.
  137. Bagramyan, K., N. Mnatsakanyan, A. Vassilian and A. Trchounian, 2002. The role of hydrogenases 3 and 4 and the F0F1-ATP synthase in H2 production by Escherichia coli at alkaline pH. FEBS Lett., 516: 172-178.
  138. Zakharyan, E. and A. Trchounian, 2001. K+ influx by Kup in Escherichia coli is accompanied by a decrease in H+ efflux. FEMS Microbiol. Lett., 204: 61-64.
    CrossRef  |  Direct Link  |  
  139. Kirakosian, G., K. Bagramyan and A. Trchounian, 2001. Intensity of oxidation-reduction processes and molecular hydrogen production by Escherichia coli in hyper-osmotic media. Biophysics, 46: 241-246.
  140. Bagramyan, K., A. Vassilian, N. Mnatsakanyan and A. Trchounian, 2001. Participation of hydrogenase 4 in proton potassium exchange and molecular hydrogen production by Escherichia coli. Membr. Cell Biol., 14: 749-763.
  141. Trchunian, A., E. Ogandzhanian, E. Sarkisian, S. Gonian, A. Oganesian and S. Oganesian, 2000. Membranotropic effects of electromagnetic radiation of extremely high frequency on Escherichia coli. Biofizika, 46: 69-76.
    Direct Link  |  
  142. Trchounian, A. and H. Kobayashi, 2000. K+ uptake by fermenting Escherichia coli cells: PH dependent mode of the TrkA system operating. Biosci. Rep., 20: 277-288.
    CrossRef  |  
  143. Bagramyan, K., A. Galstyan and A. Trchounian, 2000. Redox potential is a determinant in the Escherichia coli anaerobic fermentative growth and survival: Effects of impermeable oxidant. Bioelectrochemistry, 51: 151-156.
    CrossRef  |  Direct Link  |  
  144. Trchounian, A.A., K.A. Bagramyan, A.V. Vassilian and A.A. Poladian, 1999. Relationship between formate hydrogen lyase and proton-potassium pump under heterolactic fermentation in Escherichia coli: Functional multienzyme associations in the cell membrane. Membr. Cell Biol., 13: 511-526.
    Direct Link  |  
  145. Trchounian, A. and H. Kobayashi, 1999. Kup is the major K+ uptake system in Escherichia coli upon hyper‐osmotic stress at a low pH. FEBS Lett., 447: 144-148.
    CrossRef  |  Direct Link  |  
  146. Trchounian, A. and H. Kobayashi, 1999. Fermenting Escherichia coli is able to grow in media of high osmolarity, but is sensitive to the presence of sodium ion. Curr. Microbiol., 39: 109-114.
    CrossRef  |  Direct Link  |  
  147. Poladian, A. and A. Trchounian, 1999. Stoichiometry of N,N'-dicyclohexylcarbodiimide-sensitive proton-potassium exchange by Enterococcus hirae grown at high alkaline pH. Biofizika, 44: 479-482.
  148. Vardanyan, V. and A. Trchounian, 1998. Effect of growth temperature on ion exchange by Escherichia coli: Arrhenius plots and stoichiometry of proton-potassium exchange. Biophysics, 43: 978-981.
  149. Trchunian, A.A., V.A. Vardanian and A.V. Vasilian, 1998. Role of Arc-system for the control of synthesis of respiratory enzymes in regulation of K+-transporting system in glycolysing Escherichia coli. Biofizika, 43: 470-474.
    PubMed  |  
  150. Trchounian, A.A., E.S. Ohanjanyan and E. Zakharian, 1998. Regulation of intracellular pH and proton-potassiumexchange in fermenting Escherichia coli, grown anaerobically at alkaline pH. Biologicheskie Membrany, 15: 64-65.
  151. Trchounian, A.A. and E.S. Ohanjanyan, 1998. H+-K+-exchange in anaerobically grown Escherichia coli bacteria upon utilization of different sugars as exogenic sources of energy. Biofizika, 43: 82-86.
  152. Trchounian, A., Y. Ohanjanyan, K. Bagramyan, V. Vardanian, E. Zakharyan, A. Vassilian and M. Davtian, 1998. Relationship of the Escherichia coli TrkA system of potassium ion uptake with the F0F1-ATPase under growth conditions without anaerobic or aerobic respiration. Biosci. Rep., 18: 143-154.
    CrossRef  |  Direct Link  |  
  153. Trchounian, A. and H. Kobayashi, 1998. Relationship of K+-uptaking system with H+-translocating ATPase in Enterococcus hirae, grown at a high or low alkaline pH. Curr. Microbiol., 36: 114-118.
    CrossRef  |  Direct Link  |  
  154. Bagramian, K., G. Panosyan and A. Trchounian, 1998. Stimulatory effect of triphenylmethanic dry-stuffs on Escherichia coli growth and metabolic activity. Applied Biochem. Microbiol., 34: 305-308.
  155. Trchounian, A., K. Bagramyan and A. Poladian, 1997. Formate hydrogenlyase is needed for proton-potassium exchange through the F0F1-ATPase and the TrkA system in anaerobically grown and glycolysing Escherichia coli. Curr. Microbiol., 35: 201-206.
    CrossRef  |  Direct Link  |  
  156. Trchounian, A., 1997. Potassium transport in bacteria: Is there proton-potassium pump, formed by H+ and K+ transport systems, or dual mode of the K+ uptake system operation? Biol. Bull. Rev., 117: 668-689.
  157. Trchounian, A., 1997. Ion exchange in facultative anaerobes: Does a proton-potassium pump exist in anaerobic Escherichia coli? Anaerobe, 3: 355-371.
    CrossRef  |  Direct Link  |  
  158. Bagramyan, K. and A. Trchounian, 1997. Decrease of redox potential in the anaerobic growing E. coli suspension and proton-potassium exchange. Bioelectrochem. Bioenerget., 43: 129-134.
    CrossRef  |  Direct Link  |  
  159. Trchounian, A.A., K.A. Bagramyan, E.S. Ogandjanian, A.V. Vassilian and E.G. Zakharian, 1996. An electrochemical study of energy-dependent potassium accumulation in E. coli Part 14. Comparison of K+ uptake characteristics in anaerobically grown cells performing glycolysis or nitrate/nitrite respiration: Role of the respiratory chain. Bioelectrochem. Bioenerget., 39: 13-19.
    CrossRef  |  Direct Link  |  
  160. Trchounian, A.A., 1996. The nature of K+-uptake systems participating in H+-K+-exchange and molecular hydrogen production in anaerobically grown Escherichia coli. Membr. Cell Biol., 9: 515-528.
  161. Trchounian, A.A. and E.S. Ogandjanian, 1996. An electrochemical study of energy-dependent potassium accumulation in E. coli Part 15. K+-uptaking activity on glycolysing Trk mutants. Bioelectrochem. Bioenerget., 39: 161-166.
    CrossRef  |  Direct Link  |  
  162. Bagramyan, K.A., A.V. Vassilian and A.A. Trchounian, 1996. The character of K+ uptake and its interaction with proton pumps of membrane in Escherichia coli, grown in anaerobic conditions in the presence of nitrate. Biofizika, 41: 377-383.
  163. Bagramyan, K.A. and A.A. Trchounian, 1996. Role of the formate hydrogen lyase components in evaluation of molecular hydrogen and their relation with proton-potassium exchange in anaerobically grown bacteria Escherichia coli. Biofizika, 41: 369-376.
  164. Trchounian, A.A., E.S. Ogandjanian and P.A. Vanian, 1994. Osmosensitivity of the 2H+-K+-exchange and the H+-ATPase complex F0F1 in anaerobically grown Escherichia coli. Curr. Microbiol., 29: 187-191.
    CrossRef  |  Direct Link  |  
  165. Trchounian, A.A., 1994. A direct interaction between the H+-F1F0-ATPase and the K+-transport within the membrane of anaerobically grown bacteria. Bioelectrochem. Bioenerg., 33: 1-10.
  166. Trchounian, A.A. and A.V. Vassilian, 1994. Relationship between the F0F1-ATPase and the K+-transport system within the membrane of anaerobically grown Escherichia coli. N,N'-dicyclohexylcarbodiimide-sensitive ATPase activity in mutants with defects in K+-transport. J. Bioenerget. Biomembr., 26: 563-571.
    CrossRef  |  Direct Link  |  
  167. Trchounian, A.A. and A.V. Vassilian, 1993. ATPase activity and potassium ion transport in anaerobically grown Escherichia coli trk mutants. Biochemistry, 58: 744-752.
  168. Bagramyan, K.A. and A.A. Trchounian, 1993. H+-K+-exchange and the formation of H2 in E. coli mutants with defects in the H+-ATPase complex and in potassium ion uptake. Biofizika, 38: 678-683.
  169. Trchounian, A.A., E.S. Ogandjanian and G.D. Mironova, 1992. An electrochemical study of energy-dependent potassium accumulation in E. coli: Part XIII. On the interaction of H+-ATPase complex F0F1 with Trk proteins in anaerobically grown cells. J. Electroanal. Chem., 342: 367-372.
    CrossRef  |  Direct Link  |  
  170. Trchounian, A.A., 1992. Direct Energetic Interaction Between Transport Systems in Bacterial Membrane. In: Charge and Field Effects in Biosystems-3, Allen, M.J., S.F. Clealy, D.D. Shillady and A.E. Sowers (Eds.)., Birkhausen, Boston, Basel, Berlin, ISBN: 978-1-4615-9839-8, pp: 81-89.
  171. Trchounian, A.A. and E.S. Ogandjanian, 1992. Is the high potassium ion concentration requested for the E. coli growth and metabolic activity? Sov. Biotechnol., 1: 55-55.
  172. Trchounian, A.A. and A.V. Vassilian, 1992. Potassium-stimulated N,N'-Dicyclohexylcarbodiimide-sensitive ATPase activity in the membranes of anaerobically grown Escherichia coli. Ann. N. Y. Acad. Sci., 671: 490-492.
    CrossRef  |  Direct Link  |  
  173. Trchounian, A.A., 1991. K+ dependent enzymatic activity of E. coli membrane H+-ATPase. Biophysics, 36: 102-104.
  174. Ter-Nikogossian, V.A., M.K. Vartanian and A.A. Trchounian, 1991. Bacteriophages induced changes of membrane potential and ion transport through the membrane of S. typhimurium LT2. Biophysics, 36: 281-285.
  175. Trchounian, A.A., 1990. H+-K+ pump of E. coli. Biofizika, 35: 882-883.
  176. Trchunian, A.A., E.S. Ogandzhanian and S.M. Martirosov, 1989. [N,N'-dicyclohexylcarbodiimide-sensitive K+-dependent ATPase activity in Escherichia coli]. Nauchnye Doklady Vysshei Shkoly. Biologicheskie Nauki, 5: 90-95, (In Russian).
    PubMed  |  
  177. Trchounian, A.A. and E.S. Ogandjanian, 1989. On the reason of the principle of intramembrane interaction of transport systems in bacteria. Stud. Biophys., 132: 231-234.
  178. Trchounian, A.A. and E.S. Ogandjanian, 1989. N,N'-dicyclohexylcarbodiimide-sensitive K+ dependent H+ extrusion from anaerobically grown E. coli. Biophysics, 34: 322-323.
  179. Trchounian, A.A. and A.G. Vardanian, 1989. Correlation of membrane potential with cell metabolism in bacteria. Stud. Biophys., 132: 235-238.
  180. Ter-Nikogossian, V.A. and A.A. Trchounian, 1988. Features of K+ uptake in S. enteritidis. Biophysics, 33: 309-313.
  181. Martirosov, S.M., E.S. Ogandjanian and A.A. Trchounian, 1988. An electrochemical study of energy-dependent potassium accumulation in E. coli: Part XII. K+-dependent ATPase activity (arguments for the structural association of H+-ATPase with K+-ionophore). Bioelectrochem. Bioenerget., 19: 353-357.
    CrossRef  |  Direct Link  |  
  182. Bagramyan, K.A., E.A. Karagulyan, G.G. Sargsyan and A.A. Trchounian, 1988. Redox potential and redox-state of bacterial membrane. Biol. J. Armenia, 41: 394-398.
  183. Trchounian, A.A., E.S. Ogandjanian and S.M. Martirosov, 1987. H+_K+ exchange and Δμ H+ in Lactobacillus salivarius. Bioelectrochem. Bioenerget., 17: 503-508.
    CrossRef  |  Direct Link  |  
  184. Trchounian, A.A., 1987. Transport of K+ and its role in bacterial cellular processes. Biol. J. Armenia, 40: 268-275.
  185. Trchounian, A.A., 1987. On the nature of H+-K+-exchange in anaerobically and aerobically grown S. typhimurium. Biofizika, 32: 609-613.
  186. Trchounian, A.., V.A. Ter-Nikogossian and S.M. Martirosov, 1987. Energy-dependent K+ uptake and H+-K+ exchange in Salmonella typhimurium. Bioelectrochem. Bioenerget., 17: 183-192.
    CrossRef  |  Direct Link  |  
  187. Ogandjanian, E.S. and A.A. Trchounian, 1987. Active transport of potassium ion through lactoacid bacteria membrane. Biophysics, 32: 292-294.
  188. Ter-Nikogossian, V.A. and A.A. Trchounian, 1986. Effect of valinomycin on K+ uptake in M. lysodeikticus. Biofizika, 31: 527-528, (In Russian).
  189. Martirosov, S.M. and A.A. Trchounian, 1986. [Accumulation of K+ in E. coli grown in aerobic conditions]. Biofizika, 31: 626-630, (In Russian).
    PubMed  |  
  190. Martirosov, S.M. and A.A. Trchounian, 1986. Interaction of H+ and K+ transport systems in anaerobically and aerobically grown E. coli. Biophysics, 31: 464-468.
  191. Martirosov, S.M. and A.A. Trchounian, 1986. An electrochemical study of energy-dependent potassium accumulation in E. coli: Part XI. The Trk system in anaerobically and aerobically grown cells. Bioelectrochem. Bioenerget., 15: 417-426.
    CrossRef  |  Direct Link  |  
  192. Trchounian, A.A., 1984. Proton-potassium antiport in bacteria. Properties and proposed construction. Bioelectrochemistry, 13: 231-232.
  193. Martirosov, S.M. and A.A. Trchounian, 1984. [Role of separate subunits of E. coli ATPase in proton-potassium exchange]. Biophysics, 29: 255-258, (In Russian).
  194. Karagulian, E.A., S.A. Gonian and A.A. Trchunian, 1984. [Exchange of H+ and K+ ions and changes in the surface electrostatic charge in E. coli]. Biophysics, 29: 319-320, (In Russian).
    PubMed  |  
  195. Martirosov, S.M. and A.A. Trchunian, 1983. [Reversibility of the proton-potassium pump and synthesis of ATP in E. coli]. Biophysics, 28: 83-86, (In Russian).
    PubMed  |  
  196. Martirosov, S.M. and A.A. Trchounian, 1983. An electrochemical study of energy-dependent potassium accumulation in E. coli: Part X. Operation of transport systems exchanging H+ for K+ in unc-mutants. Bioelectrochem. Bioenerget., 11: 29-36.
    CrossRef  |  Direct Link  |  
  197. Martirosov, S.M., G.H. Panosian and A.A. Trchounian, 1982. [Model of proton-potassium transport systems]. Biofizika, 27: 249-252, (In Russian).
  198. Martirosov, S.M., A.A. Trchunian and A.G. Vartanian, 1982. [Systems of H+ K+ ion exchange in E. coli]. Biofizika, 27: 48-51, (In Russian).
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  199. Martirosov, S.M. and A.A. Trchounian, 1982. An electrochemical study of energy-dependent potassuim accumulation in E. coli: Part IX. Reversal of the mechanism exchanging 2 H+ for K+ with the coupled synthesis of ATP. Bioelectrochem. Bioenerget., 9: 459-467.
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