. Instituto de Biotecnologia UNAM

IBT-UNAM : Ing. Leticia Olvera Rodriguez

Ing. Leticia Olvera Rodriguez

Técnico Académico
Grupo de la Dra. Gloria Saab

email: lolvera @ibt.unam.mx
Teléfonos
Oficina +52 (777) 311-4900 ext 218

Laboratorio +52 (777) 329-1605
desde la CDMX 562-27605
red UNAM 27605
+52 (777) 311-4900 ext 218

Publicaciones recientes

Rebollar-Flores,J.E. Medina-Aparicio,L. Osio-Becerro,V.E. Villarreal,J.M. Mayo,S. Mendoza,B.D. Rodriguez-Gutierrez,S. Olvera,L. Davila,S. Encarnacion,S. Martinez-Batallar,G. Calva,E. Hernandez-Lucas,I. 2020. The Salmonella enterica serovar Typhi ltrR gene encodes two proteins whose transcriptional expression is up-regulated by alkaline pH and repressed at their promoters and coding regions by H-NS and Lrp Journal of Bacteriology, 202, e00783-19.

Miranda-Molina,A. Xolalpa,W. Strompen,S. Arreola-Barroso,R. Olvera,L. Lopez-Munguia,A. Castillo,E. Saab-Rincon,G. 2019. Deep Eutectic Solvents as New Reaction Media to Produce Alkyl-Glycosides Using Alpha-Amylase from Thermotoga maritima International Journal of Molecular Sciences, 20, E5439.

Saab-Rincon,G. Alwaseem,H. Guzman-Luna,V. Olvera,L. Fasan,R. 2018. Stabilization of the Reductase Domain in the Catalytically Self-Sufficient Cytochrome P450BM3 via Consensus-Guided Mutagenesis Chembiochem, 19, 622-632.

Medina-Aparicio,L. Rebollar-Flores,J.E. Beltran-Luviano,A.A. Vazquez-Ramos A. Gutierrez-Rios,R.M. Olvera,L. Calva,E. Hernandez-Lucas,I. 2017. The CRISPR-Cas system presents multiple transcriptional units including antisense RNAs that are expressed in minimal medium and up-regulated by pH in Salmonella enterica serovar Typhi Microbiology, 163, 253-265.

Guzman-Luna,V. Olvera-Rodriguez,L. Bustamante-Villalobos,P. Saab-Rincon,G. 2017. Characterization of a New Allelic Variant of Triosephosphate Isomerase from the LNCaP Human Prostate Cancer Cell Line: Enzyme Inhibition and Spectroscopic Studies Current Enzyme Inhibition, 13, 184-190.

Villarreal,J.M. Becerra-Lobato,N. Rebollar-Flores,J.E. Medina-Aparicio,L. Carbajal-Gomez,E. Zavala-Garcia,M.L. Vazquez,A. Gutierrez-Rios,R.M. Olvera,L. Encarnacion,S. Martinez-Batallar,A.G. Calva,E. Hernandez-Lucas,I. 2014. The Salmonella enterica Serovar Typhi ltrR-ompR-ompC-ompF Genes are Involved in Resistance to the Bile Salt Sodium Deoxycholate and in Bacterial Transformation Molecular Microbiology, 92, 1005-1024.

Gallarato,L.A. Sanchez,D.G. Olvera,L. Primo,E.D. Garrido,M.N. Beassoni,P.R. Morett,E. Lisa,A.T. 2014. Exopolyphosphatase of Pseudomonas aeruginosa is essential for the production of virulence factors and its expression is controlled by NtrC and PhoB, acting at two interspaced promoters Microbiology, 160, 406-417.

Gallego-Hernandez,A.L. Hernandez-Lucas,I. De la Cruz,M.A. Olvera,L. Morett,E. Medina-Aparicio,L. Ramirez-Trujillo,J.A. Vazquez,A. Fernandez-Mora,M. Calva,E. 2012. Transcriptional regulation of the assT-dsbL-dsbI gene cluster depends on LeuO, H-NS and specific growth conditions in Salmonella enterica serovar Typhi IMSS-1 Journal of Bacteriology, 194, 2254-2264.

Saab-Rincon,G. Olvera,L. Olvera,M. Rudino-Pinera,E. Benites,E. Soberon,X. Morett,E. 2012. Evolutionary Walk between (beta/alpha)(8) Barrels: Catalytic Migration from Triosephosphate Isomerase to Thiamin Phosphate Synthase Journal of Molecular Biology, 416, 255-270.

Medina-Aparicio,L. Rebollar-Flores,J.E. Gallego-Hernandez,A.L. Vazquez,A. Olvera,L. Gutierrez-Rios,R.M. Calva,E. Hernandez-Lucas,I. 2011. The CRISPR/Cas immune system is an operon regulated by LeuO, H-NS and LRP in Salmonella enterica serovar Typhi Journal of Bacteriology, 193, 2396-2407.

Gama-Castro,S. Salgado,H. Peralta-Gil,M. Santos-Zavaleta,A. Muniz-Rascado,L. Solano-Lira,H. Jimenez-Jacinto,V. Weiss,V. Garcia-Sotelo,J.S. Lopez-Fuentes,A. Porron-Sotelo,L. Alquicira-Hernandez,S. Medina-Rivera,A. Martinez-Flores,I. Alquicira-Hernandez,K. Martinez-Adame,R. Bonavides-Martinez,C. Miranda-Rios,J. Huerta,A.M. Mendoza-Vargas,A. Collado-Torres,L. Taboada,B. Vega-Alvarado,L. Olvera,M. Olvera,L. Grande,R. Morett,E. Collado-Vides,J. 2011. RegulonDB version 7.0: transcriptional regulation of Escherichia coli K-12 integrated within genetic sensory response units (Gensor Units) Nucleic Acids Research, 39, D98-D105.

Massimelli,M.J. Sanchez,D.G. Buchieri,M.V. Olvera,L. Beassoni,P.R. Schweizer,H.P. Morett,E. Lisa,A.T. 2011. Choline catabolism, sigma(54) factor and NtrC are required for the full expression of the Pseudomonas aeruginosa phosphorylcholine phosphatase gene Microbiological Research, 166, 380-390.

Mendoza-Vargas,A. Olvera,L. Olvera,M. Grande,R. Vega-Alvarado,L. Taboada,B. Jimenez-Jacinto,V. Salgado,H. Juarez,K. Contreras-Moreira,B. Huerta,A.M. Collado-Vides,J. Morett,E. 2009. Genome-Wide Identification of Transcription Start Sites, Promoters and Transcription Factor Binding Sites in E. coli PLoS ONE, 4, e7526.

Olvera,L. Mendoza-Vargas,A. Flores,N. Olvera,M. Sigala,J.C. Gosset,G. Morett,E. Bolivar,F. 2009. Transcription Analysis of Central Metabolism Genes in Escherichia coli. Possible Roles of a38 in Their Expression, as a Response to Carbon Limitation PLoS ONE, 4, e7466.

Juarez,K. Kim,B.C. Nevin,K. Olvera,L. Reguera,G. Lovley,D.R. Methe,B.A. 2009. PilR, a Transcriptional Regulator for Pilin and Other Genes Required for Fe(III) Reduction in Geobacter sulfurreducens Journal of Molecular Microbiology and Biotechnology, 16, 146-158.

Morett,E. Saab-Rincon,G. Olvera,L. Olvera,M. Flores,H. Grande,R. 2008. Sensitive Genome-Wide Screen for Low Secondary Enzymatic Activities: The YjbQ Family Shows Thiamin Phosphate Synthase Activity Journal of Molecular Biology, 376, 839-853.

Morett,E. Korbel,J.O. Rajan,E. Saab-Rincon,G. Olvera,L. Olvera,M. Schmidt,S. Snel,B. Bork,P. 2003. Systematic discovery of analogous enzymes in thiamin biosynthesis Nature Biotechnology, 21, 790-795.

Juarez,K. Flores,H. Davila,S. Olvera,L. Gonzalez,V. Morett,E. 2000. Reciprocal domain evolution within a transactivator in a restricted sequence space Proceedings of the National Academy of Sciences of the United States of America, 97, 3314-3318.

Barrios,H. Grande,R. Olvera,L. Morett,E. 1998. In vivo genomic footprinting analysis reveals that the complex Bradyrhizobium japonicum fixRnifA promoter region is differently occupied by two distinct RNA polymerase holoenzymes Proceedings of the National Academy of Sciences of the United States of America, 95, 1014-1019.

Calderon,J. Olvera,L. Martinez,L.M. Davila,G. 1997. A Neurospora crassa mutant altered in the regulation of L-amino acid oxidase Microbiology, 143, 1969-1974 * .

Hernandez-Eligio,J.A. Soto,L. Andrade,A. Olvera,L. Davila,S. Morett,E. Juarez-Lopez,K. 2015. Caracterización del sistema de dos componentes PilS/PilR y su mecanismo de regulación sobre el gen pilA en geobacter sulfurreducens en: Poggi-Varaldo,H.M. Environmental Biotechnology and Engineering-2014 vol 3. Mexico,D.F.. Cinvestav. pags. 1277-1287

Morett,E. Saab-Rincon,G. Merino,E. Bork,P. Rajan,E. Olvera,L.(error para maricela.olvera@mail.ibt.unam.mx) 2003. High rate of gene displacement in vitamin biosynthesis pathways en: Andrade,M.A. Bioinformatics and genomes: current perspectives. Norfolk,U.K.. Horizon Scientific Press. pags. 69-79

Morett.E. Saab,G. Olvera.L.(error para maricela.olvera@mail.ibt.unam.mx) Snel,B. Bork,P. 2002. Discovery of analogous enzymes in thiamin biosynthesis by anticorrelation en: Miyano,S. Genome Informatics 2002. Tokio. Universal Academy Press, Inc. pags. 365-366

* Indica publicación con otra institución de adscripción