Taking the squeeze off sperm
نویسندگان
چکیده
منابع مشابه
Taking the brakes off?
In this issue of Blood, MacQarrie and colleagues show that histidine-rich glycoprotein (a negative acute-phase reactant), inhibits activated factor XII, a clotting protein implicated in inflammation and thrombosis.1 O f the 2 mechanisms for triggering blood clotting, only the tissue factor pathway is essential for normal hemostasis. The other— the contact pathway—appears to have no hemostatic r...
متن کاملTaking the brakes off telomerase
Studies using human embryonic stem cells have revealed how common cancer-associated mutations exert their effect on telomerase after cells differentiate into more specialized cell types.
متن کاملHypertension: Taking the Pressure Off
“My eighty-three year old mother called me last week, ‘Brenda!’ her voice sounded alarmed, ‘I just took my blood pressure and I am worried, it is 160/100’” Brenda, was worried too, but knew something about blood pressure. “Mom, just sit down, drink 3 big glasses of water, and I’ll be over in about 45 minutes and we’ll take your blood pressure again.” Arriving 45 minutes later, Brenda retook mom...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 2000
ISSN: 0028-0836,1476-4687
DOI: 10.1038/47391