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Tag: "defensins" at biology news

Defensins Ward Off HIV In Two Ways

...-HIV activity. However, the mechanism by which the defensins control HIV infection has not been known. Appearing online on February 17 in advance of publication in the March 1 print edition of the Journal of Clinical Investigation, Theresa Chang and colleagues from Mount Sinai School of Medicine analyze how al...

Defense peptide found in primates may block some human HIV transmissions

...e active against HIV-1 than the other two types of defensins and can be developed in laboratories, two features that suggest retrocyclins still could become an effective way to fight the virus. HIV-1 is the most common form of the human immunodeficiency virus that causes AIDS. The disease is often transmitte...

UCLA AIDS Institute researchers find a peptide that encourages HIV infection

...ee structural varieties of peptides, also known as defensins ?alpha, beta and theta, Lehrer said. Humans have only alpha and beta; monkeys have all three. "Here's a peptide whose normal structure allows it to protect against viruses, yet if you make the same peptide and place its amino acids in a reverse or...

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(Date:8/20/2014)... When a colony of honeybees grows to about 4,000 ... reproductive cycle: the building of a special type of ... team of experts from the Department of Neurobiology and ... what starts the reproductive cycle of honeybee colonies. The ... The Science of Nature . , Reproduction isn,t ...
(Date:8/19/2014)... be made to decrease China,s increasing caesarean section rate, ... BJOG: An International Journal of Obstetrics and Gynaecology ... caesarean delivery rates in the world. Of 16 million ... Although the exact rate is not known, the current ... total caesarean rates ranging from 36% to 58%. However, ...
(Date:8/19/2014)... a lemur. It,s not an African Bush Baby or even ... and downright "cool" primate from Southeast Asia. , "It,s really ... Rafe Brown, curator-in-charge at the University of Kansas, Biodiversity Institute. ... furry body; a long tail with a furry tuft at ... look a bit like the disks on the digits of ...
Breaking Biology News(10 mins):Worker bees 'know' when to invest in their reproductive future 2Is China's 50 percent cesarean section delivery rate too high? 2Is China's 50 percent cesarean section delivery rate too high? 3Philippine tarsier gets boost from Kansas research, and genetic proof of a new variety 2Philippine tarsier gets boost from Kansas research, and genetic proof of a new variety 3
(Date:8/20/2014)... News) -- Pigs, hearts transplanted into baboons survived for ... as previously achieved, researchers report. The work is ... organs to shorten transplant waiting lists. In this ... baboons, abdomens. The genetic engineering and new methods of ... the hearts to survive for more than a year. ...
(Date:8/20/2014)... Reinberg HealthDay Reporter WEDNESDAY, ... cancer cells grow may help doctors diagnose and treat the ... investigators have found that the deadliest skin cancers occur most ... a long history of sun exposure. These lesions also ... Rapid cell growth -- called "high mitotic rate" -- ...
(Date:8/20/2014)... persistent and deadliest infectious diseases in the world, killing ... who study tuberculosis have long debated its origins. New ... Africa to seals and sea lions that brought the ... people there before Europeans landed on the continent. , ... Source of New World Human Tuberculosis," was published in ...
(Date:8/20/2014)... New York, New York (PRWEB) August 20, 2014 ... associated with the use of power morcellators ( http://www.injurybeacon.com/power-morcellator/ ... Liebhard LLP notes that two U.S. Senators from New ... (FDA) to seek a recall of the devices. In ... Charles Schumer, both Democrats, also implored the agency to ...
(Date:8/20/2014)... contrast to evidence that the amygdala stimulates stress ... Research Center, Emory University have found that the ... during the early development of nonhuman primates. , ... Journal of Neuroscience . , The amygdala is ... important for responses to threatening situations and learning ...
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