Ana Paula Guedes Frazzon

LiveDNA ID: 55.16346

74 Publications

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About

Professional Summary

Ana Paula Guedes Frazzon, PhD is an Associate Professor Federal University of Rio Grande do Sul,Brazil. Dr. Frazzon has 68 scientific papers and projects either presented or published. She is Bolsista de Produtividade em Pesquisa do CNPq - Nível 2, expert in many areas of advanced including antimicrobial resistance, molecular biology, enterococci, microbiome, and essential oil. Dr. Frazzon have been reviewed paper to Ciência Rural (UFSM), Revista Brasileira de Engenharia Agrícola e Ambiental (Online) Brazilian Journal of Microbiology (Impresso) CyTA: Journal of Food (Online) International Journal of Food Microbiology, Journal of Water and Health, Global Research Journal of Microbiology, Journal: African Journal of Microbiology Research, European Journal of Medicinal Plants, Marine Pollution Bulletin, SaBios (Faculdade Integrado de Campo Mourão. Online), Annals of Microbiology, Veterinary Research, Revista do Instituto Adolfo Lutz, Annual Research & Review in Biology, Revista Brasileira de Biociências (Impresso), Central European Journal of Biology, Journal of Medical Plant Research and Veterinary Record. Recent publications include a paper on to evaluate de presence and the antimicrobial profile of enterococci isolated from fecal samples of wild marine animals Dr. Frazzon has also been investigating the effectiveness of essential oil in control of resistant bacteria. She udergraduate at Medicina Veterinary at Universidade Federal de Pelotas (1992), Master at microbiology at Universidade Federal do Rio Grande do Sul (1997) and PhD at Molecular Biology at Universidade Federal do Rio Grande do Sul (2002).

Education

Academic Background

PostDoc. Federal University of Rio Grande do Sul, Brazil Molecular Biology | Completed: 2005

Publications (74)

Selected Scholarly Contributions

Gut Microbiome Composition of Wild and Captive Black Capuchin Monkeys (Sapajus nigritus)

Tiela Trapp Grassotti, Cecile Jacry, Manuela Gamarra Cassol, Michele Bertoni Mann, Aline Alves Scarpellini Campos, Jeverson Frazzon, Vinícius Klain, Janira Prichula, Ana Paula Guedes Frazzon

Microbiology Research | Journal Article

10.3390/microbiolres17090175

2026

Transmisssion Dynamics of Enterococcus spp. Throughout the Heliconius erato phyllis (Lepidoptera; Nymphalidae) Life Cycle

Rosana Huff, Janira Prichula, Luana Silva Dornelles, Rebeca Inhoque Pereira, Jeverson Frazzon, Ana Paula Guedes Frazzon

Environmental Microbiology Reports | Journal Article

10.1111/1758-2229.70336

2026

Genetic relationships among enterococci from wild sea turtles and novel sequence types identified in Enterococcus faecium

R. I. Pereira, J. Prichula, D. V. Oliveira, P. A. d’Azevedo, A. P. G. Frazzon

Brazilian Journal of Biology | Journal Article

10.1590/1519-6984.295673

2025

Assessing metal tolerance genes in enterococci isolated from animals in South Brazil

CAMILA C. DOS SANTOS, RAQUEL RITA MOCELLIN, AMANDA L. TOIGO, JANIRA PRICHULA, ANA PAULA G. FRAZZON

Anais da Academia Brasileira de Ciências | Journal Article

10.1590/0001-3765202520240713

2025

First report on the characterization of the gut microbiota in Heliconius erato phyllis caterpillars (Lepidoptera-Nymphalidae) from southern Brazil

R. Huff, M. B. Mann, I. M. S. Castro, C. I. Kothe, J. Frazzon, A. P. Guedes Frazzon

Brazilian Journal of Biology | Journal Article

10.1590/1519-6984.282245

2024

Global diversity of enterococci and description of 18 previously unknown species

Julia A. Schwartzman, Francois Lebreton, Rauf Salamzade, Terrance Shea, Melissa J. Martin, Katharina Schaufler, Aysun Urhan, Thomas Abeel, Ilana L. B. C. Camargo, Bruna F. Sgardioli, Janira Prichula, Ana Paula Guedes Frazzon, Gonzalo Giribet, Daria Van Tyne, Gregg Treinish, Charles J. Innis, Jaap A. Wagenaar, Ryan M. Whipple, Abigail L. Manson, Ashlee M. Earl, Michael S. Gilmore

Proceedings of the National Academy of Sciences | Journal Article

10.1073/pnas.2310852121

2024

Comparative Analysis of the Gut Microbiota of Bat Species with Different Feeding Habits

Diego Antonio Mena Canata, Mara Silveira Benfato, Francielly Dias Pereira, María João Ramos Pereira, Fernanda Schäfer Hackenhaar, Michele Bertoni Mann, Ana Paula Guedes Frazzon, Pabulo Henrique Rampelotto

Biology | Journal Article

10.3390/biology13060363

2024

Multidrug-Resistant Enterococcus faecium and Enterococcus faecalis Isolated from Dogs and Cats in Southern Brazil

Letícia da Silva, Cristina Zaffari Grecellé, Ana Paula Guedes Frazzon, André Felipe Streck, Diéssy Kipper, André Salvador Kazantzi Fonseca, Nilo Ikuta, Vagner Ricardo Lunge

Microbiology Research | Journal Article

10.3390/microbiolres15030071

2024

DNARS: A safe, environmentally friendly and high-quality DNA extraction method suitable for various biological samples

Cesar David Guerra Naranjo, Tanira Alessandra Silveira Aguirre, Ana Paula Guedes Frazzon

Polo del Conocimiento | Journal Article

10.23857/pc.v9i10.8152

2024

First Report of Culturable Skin Bacteria in Melanophryniscus admirabilis (Admirable Redbelly Toad)

Julia Ienes-Lima, Janira Prichula, Michelle Abadie, Márcio Borges-Martins, Ana Paula Guedes Frazzon

Microbial Ecology | Journal Article

10.1007/s00248-022-02069-7

2023

Resistant enterococci isolated from raw sheep’s milk and cheeses from South region of Brazil

Débora Buzatto de Souza, Rebeca Inhoque Pereira, Creciana Maria Endres, Jeverson Frazzon, Janira Prichula, Ana Paula Guedes Frazzon

Ciência Rural | Journal Article

10.1590/0103-8478cr20220288

2023

Evaluation of Enterotoxins and Antimicrobial Resistance in Microorganisms Isolated from Raw Sheep Milk and Cheese: Ensuring the Microbiological Safety of These Products in Southern Brazil

Creciana M. Endres, Eliana Moreira, Andressa B. de Freitas, Andréia P. Dal Castel, Fábio Graciano, Michele B. Mann, Ana Paula G. Frazzon, Fabiana Q. Mayer, Jeverson Frazzon

Microorganisms | Journal Article

10.3390/microorganisms11061618

2023

Enterococcus faecalis virulence mechanisms associated with colorectal cancer

Lucas Dutra Freitas, Kimberly Borchardt Ramos, Ana Paula Guedes Frazzon, Carlos Alberto Yasin Wayhs

RevSALUS - Revista Científica da Rede Académica das Ciências da Saúde da Lusofonia | Journal Article

10.51126/revsalus.v5i2.496

2023

Anthropic Impact on the Critically Endangered Melanophryniscus admirabilis (Admirable Redbelly Toad): Evidence from the Presence of Multiresistant Enterobacteriaceae

Julia Ienes-Lima, Janira Prichula, Michelle Abadie, Márcio Borges-Martins, Ana Paula Guedes Frazzon

Current Microbiology | Journal Article

10.1007/s00284-023-03433-7

2023

Evolution of the spontaneous sourdoughs microbiota prepared with organic or conventional whole wheat flours from South Brazil

LETÍCIA F.X. COSTA, CAROLINE ISABEL KOTHE, TIELA T. GRASSOTTI, RAQUEL P. GARSKE, BEATRIZ N. SANDOVAL, ANA PAULA M. VARELA, JANIRA PRICHULA, JEVERSON FRAZZON, MICHELE B. MANN, ROBERTA C.S. THYS, ANA PAULA G. FRAZZON

Anais da Academia Brasileira de Ciências | Journal Article

10.1590/0001-3765202220220091

2022

Intra and inter-monkey transmission of bacteria in wild black capuchins monkeys (Sapajus nigritus): a preliminary study

T. T. Grassotti, D. A. Zvoboda, L. F. X. Costa, F. D. P. Christiano, M. B. Mann, P. G. C. Wagner, A. A. S. Campos, J. Frazzon, A. P. G. Frazzon

Brazilian Journal of Biology | Journal Article

10.1590/1519-6984.237460

2022

Antimicrobial resistance of enterococci isolated from food in South Brazil: Comparing pre- and post-RDC 20/2011

LETÍCIA DA F.X. COSTA, DAIANE A. FALCÃO, TIELA T. GRASSOTTI, FRANCIELE D.P. CHRISTIANO, JEVERSON FRAZZON, ANA PAULA G. FRAZZON

Anais da Academia Brasileira de Ciências | Journal Article

10.1590/0001-3765202220201765

2022

The Oral Bacterial Community in Melanophryniscus admirabilis (Admirable Red-Belly Toads): Implications for Conservation

Michele Bertoni Mann, Janira Prichula, Ícaro Maia Santos de Castro, Juliana Mello Severo, Michelle Abadie, Thayná Mendes De Freitas Lima, Valentina Caorsi, Márcio Borges-Martins, Jeverson Frazzon, Ana Paula Guedes Frazzon

Microorganisms | Journal Article

10.3390/microorganisms9020220

2021

Genome Mining for Antimicrobial Compounds in Wild Marine Animals-Associated Enterococci

Janira Prichula, Muriel Primon-Barros, Romeu C. Z. Luz, Ícaro M. S. Castro, Thiago G. S. Paim, Maurício Tavares, Rodrigo Ligabue-Braun, Pedro A. d’Azevedo, Jeverson Frazzon, Ana P. G. Frazzon, Adriana Seixas, Michael S. Gilmore

Marine Drugs | Journal Article

10.3390/md19060328

2021

Characterization of Enterococcus spp. isolated from a fish farming environment in southern Brazil

A. J. G. Araújo, T. T. Grassotti, A. P. G. Frazzon

Brazilian Journal of Biology | Journal Article

10.1590/1519-6984.232503

2021

Antimicrobial and antibiofilm activity of the essential oil from dried leaves of Eucalyptus staigeriana

Marcos Saldanha Correa, Joseli Schwambach, Michele Bertoni Mann, Jeverson Frazzon, Ana Paula Guedes Frazzon

Arquivos do Instituto Biológico | Journal Article

10.1590/1808-1657000202018

2019

Enterococcus species diversity in fecal samples of wild marine species as determined by real-time PCR.

Medeiros, A.W., D.B. Amorim, M. Tavares, T.M. de Moura and A.C. Franco et al.,

Can. J. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2017

In vitro biofilm formation ability of staphylococci under different growth conditions.

Rossatto, F.C.P., J.B. Pinto, G.A. Costa and A.P.G. Frazzon,

Int. J. Applied Microbiol. Biotechnol. Res., | Journal Article

Ana Paula Guedes Frazzon

2017

Antibiotic-resistant bacteria in free-living marine species.

Frazzon, A.P.,

Vet. Rec., | Journal Article

Ana Paula Guedes Frazzon

2016

Antimicrobial and antibiofilm activity of Baccharis psiadioides essential oil against antibiotic-resistant Enterococcus faecalis strains.

de Oliveira Negreiros, M., Â. Pawlowski, C.A. Zini, G.L.G. Soares, A. de Souza Motta and A.P.G. Frazzon,

Pharm. Biol., | Journal Article

10.1080/13880209.2016.1223700

Ana Paula Guedes Frazzon

2016

Antimicrobial compounds produced by Enterococcus spp. isolates from fecal samples of wild South American fur seals.

Da Motta, A.D.S., A.P.G. Frazzon, N.A. Santestevan, C.B. Comerlato and J.U.R. Buboltz,

J. Microbiol. Antimicrobials, | Journal Article

Ana Paula Guedes Frazzon

2016

Resistance to antimicrobial agents among enterococci isolated from fecal samples of wild marine species in the Southern coast of Brazil.

Prichula, J., R.I. Pereira, G.R. Wachholz, L.A. Cardoso and N.C.C. Tolfo et al,

Mar. Pollut. Bull., | Journal Article

10.1016/j.marpolbul.2016.02.071

Ana Paula Guedes Frazzon

2016

Growth of Paecilomyces variotii in B0 (diesel), B100 (biodiesel) and B7 (blend), degradation and molecular detection.

Gassen, J., F.M. Bento, A.P.G. Frazzon, M.F. Ferrao, I.V. Marroni and A.B. Simonetti,

Brazil. J. Biol., | Journal Article

Ana Paula Guedes Frazzon

2015

Antimicrobial resistance and virulence factor gene profiles of Enterococcus spp. isolates from wild Arctocephalus australis (South American fur seal) and Arctocephalus tropicalis (Subantarctic fur seal).

Santestevan, N.A., D. de Angelis Zvoboda, J. Prichula, R.I. Pereira and G.R. Wachholz et al.,

World J. Microbiol. Biotechnol., | Journal Article

10.1007/s11274-015-1938-7

Ana Paula Guedes Frazzon

2015

β-Lactam resistance genes in Gram-negative bacteria isolated from a stream in Porto Alegre.

Oliveira, D., T. Carvalho, A. Medeiros, A.P. Frazzon and S. Van Der Sand,

J. Adv. Scient. Res., | Journal Article

Ana Paula Guedes Frazzon

2015

Activity of essential oil of Heterothalamus psiadioides Less (Asteraceae) against Listeria monocytogenes strains.

Ellwanger, J., M.O. Negreiros, G.L.G. Soaresa and A.P.G. Frazzon,

SaBios, | Journal Article

Ana Paula Guedes Frazzon

2015

Influence of a subinhibitory concentration of vancomycin on the in vitro expression of virulence-related genes in the vancomycin-resistant Enterococcus faecalis.

Moura, T.M.D., F.S. Campos, J. Caierao, A.C. Franco and P.M. Roehe et al.,

Rev. Soc. Brasil. Med. Trop., | Journal Article

Ana Paula Guedes Frazzon

2015

Efficacy of hyperimmunized hen egg yolks in the control of diarrhea in newly weaned piglets.

Da Rosa, D.P., M.D.M. Vieira, A.M. Kessler, T.M. de Moura and A.P.G. Frazzon et al.,

Food Agric. Immunol., | Journal Article

10.1080/09540105.2014.998639

Ana Paula Guedes Frazzon

2015

Genetic relationships and virulence factors in Staphylococcus aureus isolated from raw poultry in South Brazil.

Pinto, J.B., F.C.P. Rossatto, P.D. Martins and A.P.G. Frazzon,

Ann. Microbiol., | Journal Article

10.1007/s13213-014-1031-8

Ana Paula Guedes Frazzon

2015

Evaluation of resistance genes and virulence factors in a food isolated Enterococcus durans with potential probiotic effect.

Pieniz, S., T.M. de Moura, A.P.V. Cassenego, R. Andreazza, A.P.G. Frazzon, F.A. de Oliveira Camargo and A. Brandelli,

Food Control, | Journal Article

10.1016/j.foodcont.2014.11.012

Ana Paula Guedes Frazzon

2015

Fuel biodegradation and molecular characterization of microbial biofilms in stored diesel/biodiesel blend B10 and the effect of biocide.

Bucker, F., C.S. Barbosa, P.D. Quadros, M.K. Bueno and P. Fiori et al.,

Int. Biodeteriorat. Biodegrad., | Journal Article

10.1016/j.ibiod.2014.05.030

Ana Paula Guedes Frazzon

2014

Oxidative stress enhances the expression of sulfur assimilation genes: preliminary insights on the Enterococcus faecalis iron-sulfur cluster machinery regulation.

Riboldi, G.P., C.G. Bierhals, E.P.D. Mattos, A.P.G. Frazzon and J. Frazzon,

Memorias Inst. Oswaldo Cruz, | Journal Article

Ana Paula Guedes Frazzon

2014

Screening of actinomycetes with activity against clinical isolates of gram positive cocci with multiresistant profile.

Antunes, T.C., M.P. Borba, C.C. Spadari, A.L. Antunes, A.P.G. Frazzon, J.C. Germani and S. Van Der Sand,

J. Adv. Sci. Res., | Journal Article

Ana Paula Guedes Frazzon

2014

Antibiotic resistance and enterotoxin genes in Staphylococcus sp. isolates from polluted water in Southern Brazil.

Basso, A.P., P.D. Martins, G. Nachtigall, S.V.D. Sand, T.M. Moura and A.P.G. Frazzon,

Anais Acad. Brasil. Ciencias, | Journal Article

Ana Paula Guedes Frazzon

2014

Genetic variability of Bipolaris sorokiniana isolates using URP-PCR.

Mann, M.B., C.C. Spadari, T. Feltrin, A.P.G. Frazzon, J.C. Germani and S.T. Sand,

Trop. Plant Pathol., | Journal Article

Ana Paula Guedes Frazzon

2014

Bioremediation strategies for diesel and biodiesel in oxisol from southern Brazil.

Meyer, D.D., S.A. Beker, F. Bucker, M.D.C.R. Peralba and A.P.G. Frazzon et al.,

Int. Biodeteriorat. Biodegrad., | Journal Article

10.1016/j.ibiod.2014.01.026

Ana Paula Guedes Frazzon

2014

Transcriptional analysis of genes related to biofilm formation, stress-response and virulence in Listeria monocytogenes strains grown at different temperatures.

Pieta, L., F.B. Garcia, G.P. Riboldi, L.A. de Oliveira, A.P.G. Frazzon and J. Frazzon,

Ann. Microbiol., | Journal Article

10.1007/s13213-014-0814-2

Ana Paula Guedes Frazzon

2014

Bioremediation assessment of diesel-biodiesel-contaminated soil using an alternative bioaugmentation strategy.

Colla, T.S., R. Andreazza, F. Bucker, M.M. de Souza and L. Tramontini et al.,

Environ. Sci. Pollut. Res., | Journal Article

10.1007/s11356-013-2139-2

Ana Paula Guedes Frazzon

2014

Molecular detection of virulence factors among food and clinical Enterococcus faecalis strains in South Brazil.

Medeiros, A.W., R.I. Pereira, D.V.D. Oliveira, P.D. Martins and P.A. d'Azevedo et al.,

Brazil. J. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2014

Detection of vanC 1 gene transcription in vancomycin-susceptible Enterococcus faecalis.

Moura, T.M.D., A.P.V. Cassenego, F.S. Campos, A.M.L. Ribeiro and A.C. Franco et al.,

Memorias Inst. Oswaldo Cruz, | Journal Article

Ana Paula Guedes Frazzon

2013

Coagulase-positive staphylococci isolated from chicken meat: Pathogenic potential and vancomycin resistance.

Martins, P.D., T.T. de Almeida, A.P. Basso, T.M. de Moura, J. Frazzon, E.C. Tondo and A.P.G. Frazzon,

Foodborne Pathogens Dis., | Journal Article

Ana Paula Guedes Frazzon

2013

Biofilm formation on polystyrene under different temperatures by antibiotic resistant Enterococcus faecalis and Enterococcus faecium isolated from food.

Marinho, A.R., P.D. Martins, E.M. Ditmer, P.A. d'Azevedo, J. Frazzon, S.T. Van Der Sand and A.P.G. Frazzon,

Brazil. J. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2013

First description of adenovirus, enterovirus, rotavirus and torque teno virus in water samples collected from the Arroio Diluvio, Porto Alegre, Brazil.

Vecchia, A.D., J.D. Fleck, J. Comerlato, M. Kluge and B. Bergamaschi et al.,

Brazil. J. Biol., | Journal Article

Ana Paula Guedes Frazzon

2012

The use of whole‐cell protein profile analysis by SDS‐PAGE as an accurate tool to identify species and subspecies of coagulase‐negative staphylococci.

Santos, O.D., M.C.C. De Resende, A.L. De Mello, A.P.G. Frazzon and P.A. D’Azevedo,

Apmis, | Journal Article

10.1111/j.1600-0463.2011.02809.x

Ana Paula Guedes Frazzon

2012

Prevalence of enterotoxin-encoding genes and antimicrobial resistance in coagulase-negative and coagulase-positive Staphylococcus isolates from black pudding.

Moura, T.M.D., F.S. Campos, P.A. d'Azevedo, S.T. Van Der Sand, A.C. Franco, J. Frazzon and A.P.G. Frazzon,

Rev. Soc. Brasil. Med. Trop., | Journal Article

Ana Paula Guedes Frazzon

2012

Species distribution and antimicrobial susceptibility of enterococci isolated from broilers infected experimentally with Eimeria spp and fed with diets containing different supplements.

Cassenego, A.P.V., P.A. d'Azevedo, A.M.L. Ribeiro, J. Frazzon, S.T. Van Der Sand and A.P.G. Frazzon,

Brazil. J. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2011

Cocaine reverses the changes in GABAA subunits and in glutamic acid decarboxylase isoenzymes mRNA expression induced by neonatal 6-hydroxydopamine.

De Azeredo, L.A., A.R. Marquardt, A.P.G. Frazzon and H.M.T. Barros,

Behav. Pharmacol., | Journal Article

Ana Paula Guedes Frazzon

2010

Antimicrobial resistance and investigation of the molecular epidemiology of Listeria monocytogenes in dairy products.

Nes, F.D., G.P. Riboldi, A.P.G. Frazzon, P.A. d'Azevedo and J. Frazzon,

Rev. Soc. Brasil. Med. Trop., | Journal Article

Ana Paula Guedes Frazzon

2010

PCR-RFLP of 16S ribosomal DNA to confirm the identification of Enterococcus gallinarum and Enterococcus casseliflavus isolated from clinical and food samples.

Medeiros, A.W., P. d'Azevedo, R.I. Pereira, A.P. Cassenego, S. Van Der Sand, J. Frazzon and A.P.G. Frazzon,

Rev. Soc. Brasil. Med. Trop., | Journal Article

Ana Paula Guedes Frazzon

2010

Prevalence of antimicrobial resistance and molecular characterization of tetracycline resistance mediated by tet (M) and tet (L) genes in Enterococcus spp. isolated from food in Southern Brazil.

Frazzon, A.P.G., B.A. Gama, V. Hermes, C.G. Bierhals and R.I. Pereira et al,

World J. Microbiol. Biotechnol., | Journal Article

Ana Paula Guedes Frazzon

2010

Influence of progesterone on GAD65 and GAD67 mRNA expression in the dorsolateral striatum and prefrontal cortex of female rats repeatedly treated with cocaine.

Souza, M.F.D., V.M. Toniazo, A.P.G. Frazzon and H.M.T. Barros,

Brazil. J. Med. Biol. Res., | Journal Article

Ana Paula Guedes Frazzon

2009

Potentially pathogenic Acanthamoeba in swimming pools: A survey in the southern Brazilian city of Porto Alegre.

Caumo, K., A.P. Frasson, C.J. Pens, L.F. Panatieri, A.P.G. Frazzon and M.B. Rott,

Ann. Trop. Med. Parasitol., | Journal Article

Ana Paula Guedes Frazzon

2009

Morphology, physiology and virulence of Bipolaris sorokiniana isolates.

Poloni, A., I.S. Pessi, A.P.G. Frazzon and S.T. Van Der Sand,

Curr. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2009

Vegetative incompatibility among monoconidial isolates of Bipolaris sorokiniana.

Poloni, A., I.S. Pessi, A.P.G. Frazzon and S.T. Van Der Sand,

Curr. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2009

Antimicrobial resistance profile of Enterococcus spp isolated from food in Southern Brazil.

Riboldi, G.P., J. Frazzon, P.A. D'Azevedo and A.P.G. Frazzon,

Braz. J. Microbiol., | Journal Article

10.1590/S1517-83822009000100021

Ana Paula Guedes Frazzon

2009

Molecular analysis of the iap gene of Listeria monocytogenes isolated from cheeses in Rio Grande do Sul, Brazil.

Mello, J.F.D., K. Einsfeldt, A.P.G. Frazzon, M.D. Costa and J. Frazzon,

Brazil. J. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2008

Antidepressant effect and changes of GABAA receptor γ2 subunit mRNA after hippocampal administration of allopregnanolone in rats.

Nin, M.S., F.B. Salles, L.A. Azeredo, A.P.G. Frazon, R. Gomez and H.M.T. Barros,

J. Psychopharmacol., | Journal Article

Ana Paula Guedes Frazzon

2008

Phenotypic and genotypic heterogeneity of Enterococcus species isolated from food in Southern Brazil.

Pelicioli Riboldi, G., E.P. de Mattos, A.P. Guedes Frazzon, P.A. d'Azevedo and J. Frazzon,

J. Basic Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2008

Use of PCR-ribotyping, RAPD and antimicrobial resistance for typing of Salmonella enteritidis involved in food-borne outbreaks in Southern Brazil.

Oliveira, F.D., A.P. Frazzon, A. Brandelli and E.C. Tondo,

J. Infect. Dev. Count., | Journal Article

Ana Paula Guedes Frazzon

2007

Diversity of mutations in the atpC gene coding for the c Subunit of F₀F₁ ATPase in clinical isolates of optochin-resistant Streptococcus pneumonia from Brazil.

Dias, C.A., G. Agnes, A.P.G. Frazzon, F.D. Kruger and P.A. d'Azevedo et al.,

J. Clin. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2007

Functional analysis of Arabidopsis genes involved in mitochondrial iron-sulfur cluster assembly.

Frazzon, A.P.G., M.V. Ramirez, U. Warek, J. Balk, J. Frazzon, D.R. Dean and B.S. Winkel,

Plant Mol. Biol., | Journal Article

Ana Paula Guedes Frazzon

2007

Detection of polymorphisms in the promoters of matrix metalloproteinases 2 and 9 genes in breast cancer in South Brazil: Preliminary results.

Roehe, A.V., A.P.G. Frazzon, G. Agnes, A.P. Damin, A.A. Hartman and M.S. Graudenz,

Breast Cancer Res. Treat., | Journal Article

Ana Paula Guedes Frazzon

2007

Evidence for an association of human papillomavirus infection and colorectal cancer.

Damin, D.C., M.B. Caetano, M.A. Rosito, G. Schwartsmann and A.S. Damin et al.,

Eur. J. Surg. Oncol., | Journal Article

10.1016/j.ejso.2007.01.014

Ana Paula Guedes Frazzon

2007

Evidence for an association of TP53 codon 72 polymorphism with breast cancer risk.

Damin, A.P., A.P. Frazzon, D.C. Damin, A. Roehe, V. Hermes, C. Zettler and C.O. Alexandre,

Cancer Detect. Prevent., | Journal Article

10.1016/j.cdp.2006.09.007

Ana Paula Guedes Frazzon

2006

Exposure to Hg²⁺ and Pb²⁺ changes NTPDase and ecto-5'-nucleotidase activities in central nervous system of zebrafish (Danio rerio).

Senger, M.R., E.P. Rico, M. de Bem Arizi, A.P.G. Frazzon, R.D. Dias, M.R. Bogo and C.D. Bonan,

Toxicology, | Journal Article

10.1016/j.tox.2006.07.012

Ana Paula Guedes Frazzon

2006

Detection of human papillomavirus DNA in squamous cell carcinoma of the esophagus by auto‐nested PCR.

Souto Damin, A.P., A.P. Guedes Frazzon, D. de Carvalho Damin, H.B. Biehl and L. Abruzzi de Oliveira et al.,

Dis. Esophagus, | Journal Article

Ana Paula Guedes Frazzon

2006

Morphological characterization and genetic analysis of Drechslera teres isolates.

Frazzon, A.P.G., A.T.S. Matsumura and S.T. Van Der Sand,

Genet. Mol. Biol., | Journal Article

Ana Paula Guedes Frazzon

2002

Influence of enrichment media and application of a PCR based method to detect Salmonella in poultry industry products and clinical samples.

Schrank, I.S., M.A.Z. Mores, J.L.A. Costa, A.P.G. Frazzon and R. Sonicini et al.,

Vet. Microbiol., | Journal Article

Ana Paula Guedes Frazzon

2001

In vitro assessment of Metarhizium anisopliae isolates to control the cattle tick Boophilus microplus.

Frazzon, A.P.G., I.S.V. Junior, A. Masuda, A. Schrank and M.H. Vainstein,

Vet. Parasitol., | Journal Article

10.1016/S0304-4017(00)00368-X

Ana Paula Guedes Frazzon

2000