Progesterone is a C-21 steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other species. Progesterone belongs to a class of hormones called progestogens, and is the major naturally occurring human progestogen. Progesterone should not be confused with progestins, which are synthetically produced progestogens. Progesterone was independently discovered […]
ScienceDaily (May 26, 2008) — A NASA spacecraft has sent pictures showing itself in good condition after making the first successful landing in a polar region of Mars. The images from NASA’s Mars Phoenix Lander also provided a glimpse of the flat valley floor expected to have water-rich permafrost within reach of the lander’s robotic
Phoenix Spacecraft Reports Good Health After Mars Landing Read More »
ScienceDaily (May 25, 2008) — A potential new therapeutic use for anti-HIV drugs known as protease inhibitors has been suggested by a team of researchers from Harvard Medical School, Boston, and Inserm U848, France, as a result of their work in a mouse model of retinal detachment. An important cause of vision loss in many
Anti-HIV Drugs Reduce The Cause Of Some Forms Of Vision Loss Read More »
ScienceDaily (May 26, 2008) — A mapmaker and a mathematician may seem like an unlikely duo, but together they worked out a way to measure longitude — and kept millions of sailors from getting lost at sea. Now, another unlikely duo, a virologist and a biophysicist at Rockefeller University, is making history of their own.
Scientists Image A Single HIV Particle Being Born Read More »
You have just brought a new kitten, or possibly a full grown cat, into your home. Get ready for the little one to rip and roar through your house, chasing who knows what. Get used to having someone follow you around the house, especially when its feeding time. If it’s a kitten, it may trail