Dr. Araceli Castillo-Romero is an infectious disease specialist at "Universidad de Guadalajara,Jal., México" and is affiliated with "Centro Universitario de Ciencias de la Salud, CUCS. Departamento de Microbiología y Patología". Member of the National System of investigators Level I ORCID: 0000-0002-4461-7673 Lines of investigation:  Identification and characterization of molecular elements, and structural and protein factors involved in the regulation of the cycle of life of Giardia lamblia and Entamoeba histolytica.  Mechanisms of enterobacteria virulence and antimicrobial resistance.