Oswaldo Ubríaco Lopes, Brazilian physiologist (São Paulo 29 May 1937 – São Paulo 10 October 2025)

DESCRIBED MECHANISMS

With J.F. Palmer. Proposed respiratory gating mechanism for cardiac slowing. Nature 264:454-6, 1976

With J.F. Palmer. Mechanism of hypothalamic control of cardiac component of sinus nerve reflex. Quart. J. Exper. Physiol. 63:231-54, 1978

With A.F. Tramposch, C.L. Chernicky & C.M. Ferrario. Alternative mechanism for attenuated pressor responses in Av3v lesioned dogs. Amer. J. Physiol. 431-8, 1989

Characterized the cardiovascular function of caudal ventrolateral medulla

With P.G. Guertzenstein. A depressor area on the ventral surface of the medulla. J. Physiol. 301:35-6, 1980

Resumed the researches about the caudal pressor area

With P.G. Guertzenstein, R.R. Campos Jr., O.S. Possas & S.L. Cravo. The caudal pressor area: a new region of the ventrolateral medula involved in cardiovascular regulation. Lung Biol. Health Dis. 82:817-932, 1995

OTHERS

With J. Felippe Jr & M.R. Silva Jr. An inexpensive pulmonary catheter for pressure measurements and blood sampling. Crit. Care Med. 12:44-5, 1984

With J.E.C. Lacerda, G.C. Araújo, A.A. Santos & O.U. Lopes. Padronização de um método para canulação crônica da área rostroventrolateral em ratos. Anais FeSBE 10:118, 1995