• 1995 – Post-doctorate in Molecular Virology, Department of Cancer Biology, Harvard School of Public Health.
  • 1989 – Specialty in Infectology, INNSZ.
  • 1987 – Specialty in Internal Medicine, INNSZ.
  • 1982 – Surgeon, La Salle University.

Academic appointments:

  • Head of the Molecular Virology laboratory and head researcher of the Department of Infectology of the National Institute of Medical Sciences and Nutrition “Salvador Zubirán.”
  • National System of Researchers, Level I.
  • Professor of Infectology at the Faculty of Medicine of La Salle University since 1997.
  • Representative of Latin America before the International AIDS Society (International AIDS Society-IAS).

Research interests:




  • Hospital-based hepatitis C screening in a tertiary care centre in Mexico: targeted at health care-associated transmission. Lopez Luis BA, Moyado-Ocampo KL, Soto-Ramírez LE. Infect Dis (Lond). 2019 Oct 23:1-3.
  • Immediate treatment of acute HIV in a tertiary healthcare center: bridging gaps in communication using smartphones. Perez-Patrigeon S, Camiro-Zúñiga A, Jaramillo-Jante MR, Belaunzarán-Zamudio PF, Crabtree-Ramírez B, Soto-Ramírez LE, Calva JJ, Hernández-León C, Mosqueda-Gómez JL, Navarro-Alvarez S, Sierra-Madero JG. HIV Med. 2019 May;20(5):308-316.
  • Histoplasma panniculitis in a patient with systemic lupus erythematosus. Flores-Bozo LR, Ortiz-Brizuela E, Soto-Ramírez LE. An Bras Dermatol. 2019 Jan-Feb;94(1):96-98.
  • An immunocompromised patient & multiorgan cystic echinococcosis. Lopez Luis BA, Valdivia-Cayoja AR, Belaunzaran-Zamudio PF, Soto-Ramírez LE. QJM. 2019 Mar 1;112(3):215-217.
  • World hepatitis day. Fighting hepatitis C in Latin America and the Caribbean; an urgent call. Soto-Ramirez LE. J Int AIDS Soc. 2017 Jul 28;20(1):22183.
  • The successful application of a national peer advisory committee for physicians who provide salvage regimens to heavily antiretroviral-experienced patients in mexican human immunodeficiency virus clinics. Calva JJ, Sierra-Madero J, Soto-Ramírez LE, Aguilar-Salinas P. Open Forum Infect Dis. 2014 Sep 10;1(2):ofu081.
  • Transmitted HIV drug resistance among drug-naive subjects recently infected with HIV in Mexico City: a World Health Organization survey to classify resistance and to field test two alternative patient enrollment methods. Bertagnolio S, Rodriguez-Diaz RA, Fuentes-Romero LL, Bennett DE, Viveros-Rogel M, Hart S, Pilon R, Sandstrom P, Soto-Ramirez LE. Clin Infect Dis. 2012 May;54 Suppl 4:S328-33.
  • Effects of progesterone on the content of CCR5 and CXCR4 coreceptors in PBMCs of seropositive and exposed but uninfected Mexican women to HIV-1. Cabrera-Muñoz E, Fuentes-Romero LL, Zamora-Chávez J, Camacho-Arroyo I, Soto-Ramírez LE. J Steroid Biochem Mol Biol. 2012 Oct;132(1-2):66-72.
  • Prospective, randomized, open label trial of Efavirenz vs Lopinavir/Ritonavir in HIV+ treatment-naive subjects with CD4+<200 cell/mm3 in Mexico. Sierra-Madero J, Villasis-Keever A, Méndez P, Mosqueda-Gómez JL, Torres-Escobar I, Gutiérrez-Escolano F, Juárez-Kasusky I, Magana-Aquino M, Ramos-Santos C, Pérez-Saleme L, Rangel-Frausto S, Antuna-Puente B, Soto-Ramírez LE, Lima V, Belaunzarán-Zamudio F, Crabtree-Ramírez B, Montaner J. J Acquir Immune Defic Syndr. 2010 Apr;53(5):582-8.
  • HIV Drug Resistance-Associated Mutations in Antiretroviral Naïve HIV-1-Infected Latin American Children. Soto-Ramirez LE, Rodriguez-Diaz R, Harris DR, Hazra R. Adv Virol. 2010;2010:407476.