About
Professional Summary
Dr. Othman El Mahdy Sayed Othman is currently working as Professor at of Molecular Genetics and Animal Biotechnology, National Research Center, Dokki, Egypt. He has completed his Ph.D. in Animal Genetics from Cairo University, Egypt. His area of specialization includes Molecular Genetics and Animal Biotechnology. He also worked on 13 national and international research projects as principal investigator and member of research team. He successfully supervised 6 MSc and 2 PhD students. He is associate editor for Journal of Genetic Engineering and Biotechnology, American Journal of Biochemistry and Molecular Biology, Biotechnology, International Journal of Dairy Science, Trends in Molecular Sciences, Journal of Biological Sciences, and Journal of Animal and Veterinary Advance Research, Advances in Genetic Engineering and Biotechnology, and Journal of Molecular Biology and Genetic Engineering. He is also serving as member of Syndicate of Scientific Professions, Egyptian Society of Genetics, Egyptian German Society of Zoology, and Egyptian Society of Genetic Engineering & Biotechnology, and Arab Biologist Association, and American Association for the Advancement of Science. His area of research interest focuses on Genetic Polymorphism of QTL Genes in Farm Animals using different techniques; PCR, RFLP, SSCP and SNPs, Genetic diversity between different Breeds of Farm Animals using different techniques; MtDNA, Microsatellites and RAPD, Gene Mapping in different Farm Animals. He has published 58 research articles in journals contributed as author/co-author.
Education
Academic Background
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Ph.D.
Cairo University, Egypt
Animal Genetics | Completed: 1996
-
M.Sc.
Cairo University, Egypt
Cytogenetics | Completed: 1993
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B.Sc.
Cairo University, Egypt
Zoology | Completed: 1981
Editorial Services
Editorial & Publishing Roles
Editorial Board Member
Serving as Editorial Board Member for Research Journal of Allergy.
Editorial Board Member
Nov 2011 — Present
Serving as Editorial Board Member for Biotechnology.
Editorial Board Member
Jan 2009 — Present
Serving as Editorial Board Member for Journal of Biological Sciences.
Editorial Board Member
Jan 2009 — Present
Serving as Editorial Board Member for International Journal of Dairy Science.
Editorial Board Member
Jan 2009 — Present
Serving as Editorial Board Member for Trends in Molecular Sciences.
Publications (78)
Selected Scholarly Contributions
DNA methylation profile associated with fertility trait in goat using whole-genome bisulfite sequencing.
Othman, O.E., L. Min and A.M. Nowier,
Adv. Anim. Vet. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2022
Expression assessment of some immunity-related genes in buffalo infected with endometritis.
Othman, O.E., D.A. Taha, N.A. Hassan and E.R. Mahfouz,
Biotechnol. J. Int.,
| Journal Article

Othman El Mahdy Sayed Othman
2022
scRNA‐seq of ovarian follicle granulosa cells from different fertility goats reveals distinct expression patterns.
Li, Z., J. Wang, Y. Zhao, D. Ma and M. Zhao et al.,
Reprod. Domestic Anim.,
| Journal Article

Othman El Mahdy Sayed Othman
2021
Cytokine genes expression in uteri of Bubalus bubalis associated with endometritis infection.
Taha, D.A., E.R. Mahfouz, M.A. Bibars, N.A. Hassan and O.E. Othman,
Jordan J. Biol. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2021
Possible effect of GDF9 gene polymorphism on ovarian activity of Egyptian cows.
Hanafi, E.M., W.M. Ahmed, E.B. Ata, O.E. Othman, M.M. Zabaal, H.H. El Khadrawy and Y.H.A. Saber,
Academic J. Anim. Dis.,
| Journal Article

Othman El Mahdy Sayed Othman
2020
Polymorphism of lactoferrin gene in Egyptian goats and its association with milk composition traits in Zaraibi breed.
Nowier, A.M., H.R. Darwish, S.I. Ramadan and O.E. Othman,
Trop. Animal Health Prod.,
| Journal Article

Othman El Mahdy Sayed Othman
2019
Nucleotide structure of prion protein gene in egyptian camels.
Abdel-Aziem, S.H., H.A.M.A. El-Kader, S.S. Alam, O.M.A. El-Moneim and O.E. Othman,
J. Appl. Animal Res.,
| Journal Article

Othman El Mahdy Sayed Othman
2019
Study on genetic polymorphism of IGFBP-3 gene in Egyptian Buffalo.
Othman, O.E., A. Abou-Eisha and A.E El-Din,
Annu. Res. Rev. Biol.,
| Journal Article

Othman El Mahdy Sayed Othman
2018
Genetic structure and ucleotide sequences of three productivity trait genes, in Egyptian buffalo.
Othman, O.E., A. Abou-Eisha, A.E. El-Din and N.A.A. El-Maaty,
Annu. Res. Rev. Biol.,
| Journal Article

Othman El Mahdy Sayed Othman
2018
Cytochrome b diversity and phylogeny of six Egyptian sheep breeds.
Othman, O.E., A. Germot, M.G. Khodary, D. Petit and A. Maftah,
Annu. Res. Rev. Biol.,
| Journal Article

Othman El Mahdy Sayed Othman
2018
Genetic characterization of three fertility genes in Egyptian sheep and goat breeds.
Othman, O.E., H.A.A. El-Kader, A.H.A. El-Rahim, O.M.A. El-Moneim and S.S. Alam,
Indian J. Anim. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2018
Five BoLA-DRB3 genotypes detected in Egyptian buffalo infected with foot and mouth disease virus serotype O.
Othman, O.E., M.G. Khodary, A.H. El-Deeb and H.A. Hussein,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2018
PCR-RFLP of bone morphogenetic protein 15 (BMP15/FecX) gene as a candidate for prolificacy in sheep.
Nagdy, H., K.G.M. Mahmoud, M.M.M. Kandiel, N.A. Helmy, S.S. Ibrahim, M.F. Nawito and O.E. Othman,
Int. J. Vet. Sci. Med.,
| Journal Article

Othman El Mahdy Sayed Othman
2018
Cytochrome b conservation between six camel breeds reared in Egypt.
Othman, O.E., H.A.M.A. El-Kader, S.S. Alam and S.H.A. El-Aziem,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2017
Mitochondrial DNA genetic variations among four horse populations in Egypt.
Othman, O.E., K.F. Mahrous and H.I. Shafey,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2017
Genetic biodiversity analysis of two mitochondrial genes in Arabian and thoroughbred horses.
Mahrous, K.F., H.I. Shafey, E.A. Balabel and O.E. Othman,
Biosci. Biotechnol. Res. Asia,
| Journal Article

Othman El Mahdy Sayed Othman
2017
Polymorphism of growth hormone gene and its association with wool traits in Egyptian sheep breeds.
Farag, I.M., A.M. Darwish, H.R. Darwish, K.B. AbdelAziz, W.A. Ramadan, M.I. Mohamed and O.E. Othman,
Afr. J. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Genetic variations in two casein genes among Maghrabi camels reared in Egypt.
Othman, O.E., A.M. Nowier and M.E. El-Denary,
Biosci. Biotechnol. Res. Asia,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Genetic biodiversity, affinities and phylogeny of four goat breeds in Egypt.
Othman, O.E. and E.R. Mahfouz,
J. Biol. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Genetic characterization of myostatin and callipyge genes in Egyptian small ruminant breeds.
Othman, O.E., E.A. Balabel and E.R. Mahfouz,
Biotechnology,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Evaluation of insulin-like growth factor-I gene polymorphism in Egyptian small ruminant breeds.
Othman, O.E., M.F. Abdel-Samad and N.A.A. El-Maaty,
Afr. J. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Investigation of calpastatin genetic polymorphism in egyptian sheep and goat breeds.
Othman, O.E., H.R. Darwish, A. Abou-Eisha and A.E. El-Din,
Biosci. Biotech. Res. Asia,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Sheep diversity of five Egyptian breeds: Genetic proximity revealed between desert breeds: Local sheep breeds diversity in Egypt.
Othman, O.E.M., N. Payet-Duprat, S. Harkat, A. Laoun, A. Maftah, M. Lafri and A. Da Silva,
Small Rumin. Res.,
| Journal Article

Othman El Mahdy Sayed Othman
2016
Genotyping and nucleotide sequences of growth hormone releasing hormone and its receptor genes in Egyptian buffalo.
Othman, O.E., M.F. Abdel-Samad, N.A.A. El Maaty and K.M. Sewify,
Br. Biotechnol. J.,
| Journal Article

Othman El Mahdy Sayed Othman
2015
Genetic variation and SNP of tyrosinase gene among some camel breeds reared in Egypt.
Alam, S.S., H.A.A. El Kader, S.H.A. El Aziem and O.E. Othman,
Biosci. Biotech. Res. Asia,
| Journal Article

Othman El Mahdy Sayed Othman
2015
Genetic characterization of fibroblast growth factor-5 gene in rabbits.
Othman, O.E., A.M. Nowier, H.A.A. El Kader, S.H.A. El Aziem and Y.M.K. Youssef,
Global Veterinaria,
| Journal Article

Othman El Mahdy Sayed Othman
2015
Detection of MspI polymorphism and the single nucleotide polymorphism (SNP) of GH gene in camel breeds reared in Egypt.
Abdel-Aziem, S.H., H.A.M. Abdel Kader, S.S. Alam and O.E. Othman,
Afr. J. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2015
Genotyping of growth hormone gene in Egyptian small ruminant breeds.
Othman, O.E., S.S. Alam, H.A.A. El-Kader and O.M. Abd El Moneim,
Biotechnology,
| Journal Article

Othman El Mahdy Sayed Othman
2015
Genetic characterization of Egyptian and Italian sheep breeds using mitochondrial DNA.
Othman, O.E., L. Pariset, E.A. Balabel and M. Marioti,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2015
DNA characterization and polymorphism of KISS1 gene in Egyptian small ruminant breeds.
Othman, O.E., H.R. Darwish, A. Abou-Eisha, A.E. El-Din and M.F. Abdel-Samad,
Afr. J. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2015
Mitochondrial DNA diversity in five Egyptian sheep breeds.
Othman, O.E., E.A. Balabel and M.F. Abdel-Samad,
Global Veterinaria,
| Journal Article

Othman El Mahdy Sayed Othman
2014
Single nucleotide polymorphism in Egyptian cattle insulin-like growthfactor binding protein-3 gene.
Othman, O.E., S.S. Alam and S.H. Abd E-Azem,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2014
Genetic polymorphism of CYP19 gene and its association with ovarian activity in Egyptian buffaloes.
Othman, O.E., W.M. Ahmed, E.A. Balabel, M.M. Zaabal, H.H. El Khadrawy and E.M. Hanafi,
Global Veterinaria,
| Journal Article

Othman El Mahdy Sayed Othman
2014
Genetic polymorphism detection of two α-Casein genes in three Egyptian sheep breeds.
Othman, O.E., S.A. El-Fiky, N.A. Hassan, E.R. Mahfouz and E.A. Balabel,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2013
RFL polymorphism of three fertility genes in Egyptian buffalo.
Othman, O.E. and M.F.Abdel-Samad,
J. Appl. Biol. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2013
Genetic characterization of insulin growth factor-1 and its receptor genes in Egyptian buffalo (Bubalus bubalis L.).
Othman, O.E., M.F. Abdel-Samad, N.A.A.E. Maaty and K.M. Sewify,
Br. Biotechnol. J.,
| Journal Article

Othman El Mahdy Sayed Othman
2013
Genetic variations of β- and K-casein genes in Egyptian sheep breeds.
Othman, E.O., S.A. El-Fiky, N.A. Hassan, E.R. Mahfouz and E.A. Balabel,
J. Applied Biosci.,
| Journal Article

Othman El Mahdy Sayed Othman
2013
Genetic polymorphism of whey protein genes β-LG and α-LA in three Egyptian sheep breeds.
Othman, E.O., A.E., Samia, A.H. Nagwa, R.M. Eman and A.B. Esraa,
J. Appl. Biol. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2012
Evaluation of DNA polymorphism in Egyptian buffalo growth hormone and its receptor genes.
Othman, E.O., F.A. Mohamed, A.A. Nadia and M.S. Karima,
J. Appl. Biol. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2012
Genetic variation among Northern and Southern Egyptian buffaloes using Polymerase Chain Reaction-Random Amplified Polymorphic DNA (PCR-RAPD).
Othman, O.E., E.R. Mahfouz and S.M. El Nahas,
Afr. J. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2012
Genetic Polymorphism of three genes associated with milk trait in Egyptian buffalo.
Othman, E.O., A.Z. Fawzia, A.A.E. Gaweadand and T.R.A. El-Rahmana,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2011
Genetic polymorphism of two carcass trait genes in egyptian buffaloes using PCR-RFLP.
Othman, E.O., A.Z. Fawzia, A.E. Ali and R.A. Medhat,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2011
Genetic polymorphism of two genes associated with carcass trait in Egyptian buffaloes.
Othman, O.E., F.A. Zayed, A.E. El-Gawead and M.R.A. El-Rahman,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2011
Genetic polymorphism of BoLA-DRB3 exon 2 in Egyptian buffalo.
Othman, O.E. and S.S. Ahmed,
Genes Genomes Genomics,
| Journal Article

Othman El Mahdy Sayed Othman
2010
Genotyping analysis of milk protein genes in different goat breeds reared in Egypt.
Ahmed, S.S. and O.E. Othman,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2009
Genetic variation between some Egyptian sheep breeds using RAPD-PCR.
Mahfouz, E.R., O.E. Othman, S.M. El-Nahas and M.A. El-Barody,
Res. J. Cell Mol. Biol.,
| Journal Article

Othman El Mahdy Sayed Othman
2008
The protective role of royal jelly against mutagenic effect of adriamycin and gamma radiation separately and in combination.
El-Fiky, S.A., O.E. Othman, E.A. Balabel and S.A. Abd-Elbaset,
Trends Applied Sci. Res.,
| Journal Article

Othman El Mahdy Sayed Othman
2008
Genotyping of the caprine kappa-casein variants in Egyptian breeds.
Othman, O.E. and S.S. Ahmed,
Int. J. Dairy Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2007
Restriction fragment length polymorphism and gene mapping of two genes associated with composition in Egyption river buffalo.
Othman, O.E.,
Int. J. Dairy Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2006
The characterization of HaeIII patterns in the second exon of the buffalo MHC class II DRB gene.
Ahmed, S.S. and O.E. Othman,
Biotechnology,
| Journal Article

Othman El Mahdy Sayed Othman
2006
Analysis of genetic polymorphisms in the Egyptian goats CSN1S2 using polymerase chain reaction.
Othman, O.E. and S. Ahmed,
J. Boil. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2006
A PCR-RFLP method for the analysis of Egyptian goat MHC Class II DRB gene.
Ahmed, S.S. and O.E. Othman,
Biotechnology,
| Journal Article

Othman El Mahdy Sayed Othman
2006
Analysis of genetic variations between goat breeds.
Abou-Mossalem, A.A., E.R., Mahfouz, O.E. Othman and S.M. El-Nahas,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2005
Genetic diversity between different breeds of goat reared in Egypt using microsatellite analysis.
Othman, O.E., H.A.I. Ramadan, M.F.A. Samad, A.A. Abou-Mossalem, H.A. de Hondt and S.M. El-Nahas,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2005
Detection of goat β-lactoglobulin genotypes using restriction fragment length polymorphism.
Ahmed, S. and O.E. Othman,
J. Genet. Eng. Biotechnol.,
| Journal Article

Othman El Mahdy Sayed Othman
2005
Cytogenetic and hematological effects of the antibiotic chloramphenicol on calves.
Othman, O.E., G.A. El-Rafey and T.A. Hassan,
Cytologia,
| Journal Article

Othman El Mahdy Sayed Othman
2005
The identification of kappa-casein genotyping in Egyptian river buffalo using PDR-RFLP.
Othman, O.E.,
Arab J. Biotech.,
| Journal Article

Othman El Mahdy Sayed Othman
2005
Cytogenetic effects of the trypanocidal drug berenil in blood cultures of river buffalo.
Othman, O.E. and S. Ahmed,
J. Biol. Sci.,
| Journal Article

Othman El Mahdy Sayed Othman
2004
Cytogenetic studies on two drugs for natural relief of prostatic disorders.
Ahmed, S. and O.E. Othman,
Cytologia,
| Journal Article

Othman El Mahdy Sayed Othman
2004
Mapping of twelve bovine microsatellites on river buffalo chromosomes and homology with cattle chromosomes.
Othman, E.O. and M.A. Bibars,
Buffalo J.,
| Journal Article

Othman El Mahdy Sayed Othman
2004
Chromosome and gene mapping homology between river buffalo, cattle and sheep using molecular markers.
Othman, O.E.,
Biotechnology,
| Journal Article

Othman El Mahdy Sayed Othman
2004
Clastogenic effects of the fasciolicide drug fasinex on river buffalo lymphocyte cultures in vitro.
Ahmed, S. and O.E. Othman,
Mutat. Res.,
| Journal Article

Othman El Mahdy Sayed Othman
2003
Spontaneous frequency of sister chromatid exchanges in different breeds of goat reared in Egypt.
Samad, A.M.F., O.E. Othman and H.A. Ramadan,
Cytologia,
| Journal Article

Othman El Mahdy Sayed Othman
2003
Mutagenic potential of radio-frequency electromagnetic fields.
Othman, O.E., M. Aly, S. El-Nahas and H.M. Mohamed,
Cytologia,
| Journal Article

Othman El Mahdy Sayed Othman
2003
Synteny assignment of nine molecular markers to river buffalo chromosomes.
Othman, E.O., M.F. Abdel Samad and S.M. El Nahas,
Buffalo J.,
| Journal Article

Othman El Mahdy Sayed Othman
2003
Aneuploidy in workers occupationally exposed to electromagnetic field detected by FISH.
Othman, O.E., M.S. Aly and S.M. El-Nahas,
Cytologia,
| Journal Article

Othman El Mahdy Sayed Othman
2001
Somatic cell hybrids characterization by monoclonal antibodies and assignment of CD71 to the q arm of buffalo and cattle chromosome one.
Ramadan, H.A.I., O.E. Othman, M.F.A. Samad, A.A. Abou-Mossallem and S.M. El Nahas,
J. Egypt German. Soc. Zool.,
| Journal Article

Othman El Mahdy Sayed Othman
2000
Omatic cell hybrids characterization by monoclonal antibodies and assignment of CD71 to the Q arm of buffalo and cattle chromosome one.
Hondt, H.A., O.E. de, M.F. Othman, A.A. Abdel Samad, H.A. Hassan, S.M. Oraby and S.M. El Nahas,
J. Egypt German Soc. Zool.,
| Journal Article

Othman El Mahdy Sayed Othman
2000
Genotoxic effect of diazinon in culture of Chinese hamster cell line wg3h.
Othman, O.E. and M.F. Abdel Samad,
Egypt. J. Genet. Cytol.,
| Journal Article

Othman El Mahdy Sayed Othman
2000
Mutagenic effect of two antineoplastic agents separately and in combination.
Othman, O.E.,
Egypt. J. Genet. Cytol.,
| Journal Article

Othman El Mahdy Sayed Othman
2000
Mapping of eight molecular markers to river buffalo chromosomes and the confirmation of the nature of chromosomes 2 and 3.
De Hondt, H.A., O.E. de, M.F. Othman, A.A. Abdel Samad, H.A. Hassan, S.M. Oraby and S.M. El Nahas,
J. Egypt German Soc. Zool.,
| Journal Article

Othman El Mahdy Sayed Othman
2000
Cytogenetic effect of the anticancer drug epirubicin on Chinese hamster cell line in vitro.
Othman, O.E.M.S.,
Mutat. Res.,
| Journal Article

Othman El Mahdy Sayed Othman
2000
Synteny Assignment of four genes and two microsatellite markers in river buffalo (Bubalus bubalis L.).
Othman, O.E. and S.M. El Nahas,
J. Anim. Breed. Genet.,
| Journal Article

Othman El Mahdy Sayed Othman
1999
Specific numerical chromosomal aberrations induced by adriamycin.
Aly, M.S., O.E. Othman and S.M. El-Nahas,
Environ. Mol. Mutag.,
| Journal Article

Othman El Mahdy Sayed Othman
1999
Gene mapping in river buffalo (Bubalus bubalis L.): Five syntenic groups.
De Hondt, H.A., D. Gallagher, H. Oraby, O.E. Othman and A.A. Bosma et al.,
J. Anim. Breed. Genet.,
| Journal Article

Othman El Mahdy Sayed Othman
1997
Use of molecular markers for the identification of river buffalo chromosomes: Chromosome one.
El-Nahas, S.M., H.O. Oraby, O.E. Othman, H.A. Hondt, A.A. de Bosma and J.E. Womack,
J. Anim. Breed. Genet.,
| Journal Article

Othman El Mahdy Sayed Othman
1997
Assignment of genes to chromosome 4 of the rive buffalo with a panel of buffalo-hamster hybrid cells.
El-Nahas, S.M., H.A. Hondt, O.S. de Othman, A.A. Bosma and N.A. de Haan,
J. Anim. Breed. Genet.,
| Journal Article

Othman El Mahdy Sayed Othman
1993
Assignment of genes to chromosome 4 of the river buffalo with a panel of buffalo-hamster cells.
Nahas, S.M., H.A. Hondt, O.S. Othman, A.A. Bosma and N.A. Haan,
J. Anim. Breed. Genet.,
| Journal Article

Othman El Mahdy Sayed Othman
1993