. Instituto de Biotecnologia UNAM

IBT-UNAM : M.C Leopoldo Guereca Gurrola

M.C Leopoldo Guereca Gurrola

Técnico Académico
Grupo del Dr. Baltazar Becerril

email: polo @ibt.unam.mx
Teléfonos
Oficina +52 (777) 311-4900 ext 247

Laboratorio +52 (777) 329-1669
desde la CDMX 562-27669
red UNAM 27669
+52 (777) 311-4900 ext 247

Publicaciones recientes

Riano-Umbarila,L. Rodriguez-Rodriguez,E.R. Santibanez-Lopez,C.E. Guereca,L. Uribe-Romero,S.J. Gomez-Ramirez,I.V. Carcamo-Noriega,E.N. Possani,L.D. Becerril,B. 2017. Updating knowledge on new medically important scorpion species in Mexico Toxicon, 138, 130-137.

Gaytan,P. Lopez-Bustos,E. Guereca,L. 2013. Repetitive use of Polyacrylamide Gels for the Analysis and Purification of Oligonucleotides Analytical Biochemistry, 439, 62-64.

Del Pozo-Yauner,L. Ortiz,E. Sanchez,R. Sanchez-Lopez,R. Guereca,L. Murphy,C.L. Allen,A. Wall,J.S. Fernandez-Velasco,D.A. Solomon,A. Becerril,B. 2008. Influence of the germline sequence on the thermodynamic stability and fibrillogenicity of human lambda 6 light chains Proteins, 72, 684-692.

Gutierrez-Gonzalez,L. Muresanu,L. Del Pozo-Yauner,L. Sanchez,R. Guereca,L. Becerril,B. Lucke,C. 2007. 1H, 13C and 15N resonance assignment of 6aJL2(R25G), a highly fibrillogenic Î»VI light chain variable domain Biomolecular NMR Assignments, 1, 159-161.

Nunez-Valdez,M. Sanchez,J. Lina,L. Guereca,L. Bravo,A. 2001. Structural and functional studies of alpha-helix 5 region from Bacillus thuringiensis Cry1Ab delta-endotoxin Biochimica Et Biophysica Acta-Protein Structure And Molecular Enzymology, 1546, 122-131.

Guereca,L. Bravo,A. 1999. The oligomeric state of Bacillus thuringiensis Cry toxins in solution Biochimica Et Biophysica Acta-Protein Structure And Molecular Enzymology, 1429, 342-350.

Aranda,E. Sanchez,J. Peferoen,M. Guereca,L. Bravo,A. 1996. Interactions of Bacillus thuringiensis crystal proteins with the midgut epithelial cells of Spodoptera frugiperda (Lepidoptera: Noctuidae) Journal of Invertebrate Pathology, 68, 203-212.

Perez-Oseguera,M.A. Guereca,L. Lopez-Munguia,A. 1996. Properties of levansucrase from Bacillus circulans Applied Microbiology and Biotechnology, 45, 465-471.

Perez-Oseguera,M.A. Guereca,G.L. Lopez-Munguia,A. 1996. Acceptor reactions of levansucrase from Bacillus circulans Annals of the New York Academy of Sciences, 799, 743-746.

Ceron,J. Ortiz,A. Quintero,R. Guereca,L. Bravo,A. 1995. Specific PCR primers directed to identify cryI and cryIII genes within a Bacillus thuringiensis strain collection Applied and Environmental Microbiology, 61, 3826-3831.

Palmeros,B. Guereca,L. Alagon,A. Soberon-Chavez,G. 1994. Biochemical characterization of the lipolytic activity of pseudomonas aeruginosa IGB 83 Process Biochemistry, 29, 207-212.

Guereca,L. Bravo,A. Quintero,R. 1994. Design of an aqueous two-phase system for the purification of ICP from Bacillus thuringiensis Process Biochemistry, 29, 181-185.

Rodriguez,M. Guereca,L. Valle,F. Quintero,R. Lopez-Munguia,A. 1992. Penicillin acylase extraction by osmotic shock Process Biochemistry, 27, 217-223.

Flores,N. de Anda,R. Guereca,L. Cruz,N. Antonio,S. Balbas,P. Bolivar,F. Valle,F. 1986. A new expression vector for the production of fused proteins in Escherichia coli Applied Microbiology and Biotechnology, 25, 267-271.

Ladron de Guevara,O.L. Estrada,G. Antonio,S. Alvarado,X. Guereca,L. Zamudio,F. Bolivar,F. 1985. Identification and isolation of human insulin A and B chains by high-performance liquid chromatography Journal of Chromatography A, 349, 91-98.