 Pheromones enhance sex, slow aging -- in worms 4 hours ago | User rating: not shown ( 3 vote(s) ) | No comments yet
(PhysOrg.com) -- People will pay big bucks for pills that promise to enhance sex or slow aging. Now, a Cornell researcher and colleagues have uncovered a class of small molecules in tiny worms that not only ... | |
A positive-feedback system ensures that cells divide 4 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
(PhysOrg.com) -- In the life of every cell, there’s a point of no return. Once it enters the cell cycle and passes a checkpoint known as “Start,” a cell will follow the steps it needs to divide — no matter what changes might ... | |
Putting microRNAs on the stem cell map 4 hours ago | User rating: not rated yet | No comments yet
Embryonic stem cells are always facing a choice—either to self-renew or begin morphing into another type of cell altogether. It's a tricky choice, governed by complex gene regulatory circuitry driven by a handful of key regulators ... | |
Pacific shellfish ready to invade Atlantic 5 hours ago | User rating: not rated yet | No comments yet
As the Arctic Ocean warms this century, shellfish, snails and other animals from the Pacific Ocean will resume an invasion of the northern Atlantic that was interrupted by cooling conditions three million years ago, predict ... | |
A gene for sexual switching in melons provides clues to the evolution of sex 5 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
A newly discovered function for a hormone in melons suggests it plays a role in how sexual systems evolve in plants. The study, conducted by French and American scientists, appears in the latest issue of the journal Science. | |
Complete Neandertal mitochondrial genome sequenced from 38,000-year-old bone 5 hours ago | User rating: 4.9 / 5 after 7 vote(s)
| User comments: 4
A study reported in the August 8th issue of the journal Cell, a Cell Press publication, reveals the complete mitochondrial genome of a 38,000-year-old Neandertal. The findings open a window into the Neandertals' past ... | |
 119 illegal African clawed frogs seized in Nevada 14 hours ago | User rating: not shown ( 2 vote(s) ) | No comments yet
(AP) -- State wildlife officials raided three residences in the Reno area where they seized more than 100 African clawed frogs, which they say are prohibited because they can pose a serious danger to native ... | |
GIANT-Coli: A novel method to quicken discovery of gene function 14 hours ago | User rating: not shown ( 3 vote(s) ) | No comments yet
Think researchers know all there is to know about Escherichia coli, commonly known as E. coli? Think again. "E. coli has more than four thousand genes, and the functions of one-fourth of these remain unknown," says Dr. Deborah ... | |
Scientists replicate diseases in the lab with new stem cell lines 3 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
A set of new stem cell lines will make it possible for researchers to explore ten different genetic disorders—including muscular dystrophy, juvenile diabetes, and Parkinson's disease—in a variety of cell and tissue types ... | |
Scientists create 20 disease-specific stem cell lines 4 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
(PhysOrg.com) -- Harvard Stem Cell Institute researcher George Q. Daley, associate director of the Stem Cell Program at Children's Hospital Boston, has with HSCI colleagues Chad Cowan and Konrad Hochedlinger of Massachusetts ... | |
 For the birds or for me? Why do conservationists really help wildlife? 5 hours ago | User rating: not shown ( 2 vote(s) ) | User comments: 1
Volunteers who take part in conservation efforts may do it more for themselves than the wildlife they are trying to protect, a University of Alberta case study shows. | |
 Veterinarians adapt human tests for monkeys 7 hours ago | User rating: not rated yet | No comments yet
A medical test developed to detect an overload of iron in humans has recently been adapted to screen for the condition in some distant relatives: diminutive monkeys from South America, according to veterinarians ... | |
 South American stork spotted in Louisiana 14 hours ago | User rating: not shown ( 1 vote(s) ) | User comments: 1
(AP) -- A stork that's abundant in South America but rare farther north was spotted in Louisiana, one of fewer than a dozen sightings of the bird in the U.S. | |
Pathogen that causes disease in cattle also associated with Crohn's disease 4 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet
People with Crohn's disease (CD) are seven-fold more likely to have in their gut tissues the bacterium that causes a digestive-tract disease in cattle called Johne's disease. The role this bacterium may or may not play in ... | |
Anything but modest: The mouse continues to contribute to humankind 5 hours ago | User rating: not rated yet | No comments yet
"Big things come in small packages," the saying goes, and it couldn't be more true when discussing the mouse. This little creature has become a crucial part of human history through its contributions in understanding human ... | |
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