Buscar
Mostrando ítems 1-2 de 2
Pulmonary nitric oxide in mountain dwellers
(NATURE, 2001-11-22)
Nitric oxide is synthesized in the lungs to help regulate blood flow, and its levels have been found to drop in
species native to low altitudes, including
humans, upon acute exposure to reduced
oxygen concentration1–3. ...
Seasonal and circadian variation in salivary testosterone in rural Bolivian men
(American Journal of Human Biology, 2009-02-19)
Abstract.
Testosterone (T) plays a key role in the increase and maintenance of muscle mass and bone density in
adult men. Life history theory predicts that environmental stress may prompt a reallocation of such investments ...