[Beginning of the teaching of Physiology in Chile].

This work intends to present the beginning and early development of physiological studies in Chile. Physiology, as a scientific discipline, began to be taught from the moment the School of Medicine was founded in 1833, closely associated with anatomy and hygiene. The three disciplines were taught by the same professor.

[History of the locations of the Casa de Orates (madhouse) in Santiago, Chile].

This work describes the origin of the different locations that Casa de Orates (Madhouse) has occupied in Chile. The locations of this institution at the Yungay and Chimba neighborhoods area are specially analyzed. Moreover, the sad and poorly known incident involving the national Madhouse of Providencia is narrated.

[History of the University of Chile Faculty of Medicine and clinical hospital location].

The history of the location of the University of Chile Faculty of Medicine North Campus is derived from a farm of Pedro de Valdivia founder of the city of Santiago de la Nueva Extremadura and governor of the “Reyno de Chile”. This work narrates succinctly the history of this particular location from the Spanish Conquest period to present days.

[Acute gastroenteritis caused by a Vibrio cholerae non-O1, non-O139 strain harboring a genetic region homologous to the VpaI-7 pathogenicity island].

Pathogenic Vibrio cholerae isolates, the etiologic agents of cholera, generally express one of two O antigens (O1 or O139). Most environmental isolates are nonpathogenic and are referred to as "non-O1, non-O139". However some V.

[Non-toxigenic hemolytic Vibrio cholerae non-O1 non-O139 fatal septicemia. Report of one case].

We report a 70-year-old woman, who had recently consumed shellfish, that was admitted to the intensive care unit with septic shock and died 19 hours later due to a multi-organic failure. Microbiological, serological and molecular assays confirmed a hemolytic tdh+ Vibrio cholerae non-01, non 0139 as the etiologic agent.

[About infection agents, zoophytes, animalcules and infusories].

By definition, zoophytes are organisms with characteristics which are intermediate between plants and animals. The concept is already outlined by Aristotle in his Historia Animalium. In the XVIII century, the great Swedish naturalist Carolus Linnaeus, in the tenth edition of his Systema Naturae, included the order Zoophyta within the class of Vermes.