Altered mechanisms of thermoregulatory vasoconstriction in aged human skin [0.03%]
人类老化皮肤体温调节血管收缩机制改变
Caitlin S Thompson-Torgerson,Lacy A Holowatz,W Larry Kenney
Caitlin S Thompson-Torgerson
Human exposure to cold stimulates cutaneous vasoconstriction by activating both sympathetic reflex and locally mediated pathways. Older humans are vulnerable to hypothermia because primary aging impairs thermoregulatory cutaneous vasoconstr...
Mitochondria in skeletal muscle: adaptable rheostats of apoptotic susceptibility [0.03%]
骨骼肌中的线粒体：凋亡敏感性的调节器
Peter J Adhihetty,Michael F N O&#x;Leary,David A Hood
Peter J Adhihetty
Apoptosis is an essential process that plays a critical role in both tissue development and maintenance. Apoptosis has been shown to be involved in skeletal muscle atrophy resulting from chronic muscular disuse, sarcopenia, and mitochondria...
L Bruce Gladden
L Bruce Gladden
This year, 2008, marks the bicentennial of research into lactate metabolism in muscle. Berzelius linked lactate accumulation to exercise in 1807/1808 when he noted the presence of lactate in the muscles of "hunted stags." Today, the exact m...