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Saturday, June 30, 2012

2557 - AMICOR 15


Microglia

Aloyzio AchuttiemAMICOR - 15 horas atrás
[image: Green for go and eat synapses (Image: Gerry Shaw/Wikimedia)] Immune cells gobble up healthy but idle brain cells Microglia destroy and eat under-used synapses in healthy brains – understanding how and why could help tackle neurodegenerative diseases Andy Coghlan 01 June 2012 From magazine issue 2867 Green for go and eat synapses *(Image: Gerry Shaw/Wikimedia)* USE it or lose it: a class of immune cell demolishes idle circuits and connections in the brain, even a healthy one. Understanding more about the process could help prevent the onset of degenerative brain diseases. ... mais »

Mind uploading

Aloyzio AchuttiemAMICOR - 16 horas atrás
‘Mind uploading’ featured in academic journal special issue for first time June 26, 2012 [image: uploading] The Special Issue on Mind Uploading (Vol. 4, issue 1, June 2012) of the International Journal of Machine Consciousness, just released, “constitutes a significant milestone in the history of mind uploading research: the first-ever collection of scientific and philosophical papers on the theme of mind uploading,” as Ben Goertzel and Matthew Ikle’ note in the Introduction … more…

Stuxnet

Aloyzio AchuttiemAMICOR - 16 horas atrás
A weapon we can’t controlJune 27, 2012 | Source: New York Times *[+]*[image: Stuxnet] (Credit: Makki98/Wikimedia Commons) The decision by the United States and Israel to develop and then deploy the Stuxnet computer worm against an Iranian nuclear facility late in George W. Bush’s presidency marked a significant and dangerous turning point in the gradual militarization of the Internet, says Misha Glenny, a visiting professor at the Columbia University School of International and Public Affairs, and the author of*DarkMarket: Cyberthieves, Cybercops and You.* Washington has begun to cros... mais »

Zofran

Aloyzio AchuttiemAMICOR - 23 horas atrás
*Heart Risk Seen with Zofran * The nausea drug ondansetron (Zofran) may cause QT prolongation after a single 32-mg intravenous dose, the FDA warned. http://www.medpagetoday.com/HematologyOncology/Chemotherapy/33556?utm_source=breaking-news&utm_medium=email&utm_campaign=breaking-news

B6 & CVD

Aloyzio AchuttiemAMICOR - 1 dia atrás
B6 Deficit Tied to CV Disease Risk By Crystal Phend, Senior Staff Writer, MedPage Today Published: June 28, 2012 Reviewed by Zalman S. Agus, MD; Emeritus Professor, Perelman School of Medicine at the University of Pennsylvania and Dorothy Caputo, MA, BSN, RN, Nurse Planner Action Points - This study found lower levels of pyridoxal-5-phosphate, a marker of vitamin B-6, associated with an increased overall inflammation score based upon 13 individual inflammatory markers in a community-based cohort. - Point out that the same associations with overall inflammation were not... mais »

Massive Distant Galaxy Cluster

Aloyzio AchuttiemAMICOR - 1 dia atrás
Warped Light Reveals Most Massive Distant Galaxy Cluster by SPACE.com Staff Date: 27 June 2012 Tim [image: IDCS J1426.5+3508,]These images, taken by NASA's Hubble Space Telescope, show an arc of blue light behind an extremely massive cluster of galaxies, called IDCS J1426.5+3508, which is located 10 billion light-years away. CREDIT: NASA/ESA/University of Florida, Gainsville/University of Missouri-Kansas City/UC Davis View full size image The most massive faraway cluster of galaxies has been found, thanks to a fortuitous astrophysical alignment that helped astronomers detect the m... mais »

Doctor Identity...

Aloyzio AchuttiemAMICOR - 2 dias atrás
← Social Responsibility of Physicians (Essay 29) *Doctor as scientist, healer, magician, business entrepreneur, small shopkeeper, or assembly line worker — which is it?* *Bernard Lown, MD June 26, 2012* In the tumultuous debate about health care convulsing public discourse, the focus is on escalating costs and possible economic remedies. But the innards of the ailing system have not been adequately exposed to searching analysis. Health care systems are stressed by a burgeoning global population, multiplying in my lifetime 3.5 fold, to seven billion. They are distorted by the increasi... mais »

Sem título

Aloyzio AchuttiemAMICOR - 3 dias atrás
88 Books That Shaped America, According To Library Of Congress [image: Atlasshrugged] On Friday, the Library of Congress released its list of the "books that shaped America." There are 88 books on the list, and there will be an exhibit in Washington that opens Monday. According to the AP, Librarian of Congress James Billington said that these books are not meant to be the "best" books. Rather, the library hopes to ignite conversation around the books that influenced the nation. The Library Of Congress has asked the general public to nominate more titles for the list. You can give your... mais »

Big Bang and God

Aloyzio AchuttiemAMICOR - 3 dias atrás
Big Bang Didn't Need God to Start Universe, Researchers Say By Myke Wall SANTA CLARA, Calif. — Our universe could have popped into existence 13.7 billion years ago without any divine help whatsoever, researchers say. That may run counter to our instincts, which recoil at the thought of something coming from nothing. But we shouldn't necessarily trust our instincts, for they were honed to help us survive on the African savannah 150,000 years ago, not understand the inner workings of the universe. Instead, scientists say, we should trust the laws of physics./.../

Quasars

Aloyzio AchuttiemAMICOR - 5 dias atrás
*What Do Quasars Eat? A Lot Less Than You'd Think** * By JEFFREY KLUGER Monday, June 25, 2012 An artists conception of a quasar. NASA / JPL-Caltech The biggest celestial Astronomy and biology share one basic — and unlikely — rule: If a body is going to stay alive, it's got to eat. The Earth eats every day, though its diet consists mostly of sunlight — a constant source of energy that bathes the planet and provides much of the basic fuel that drives biological processes. The sun eats constantly too, but what it's consuming is itself — using nuclear fusion to convert its massive stoc... mais »

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