Researchers Discover Tiny Cellular Antennae Trigger Neural Stem Cells

User rating: 4.8 / 5 after 18 vote(s)

Tiny thread like cilia on brain cells act as sort of an antennae that directs signals telling stem cells to create new neurons.
Tiny thread like cilia on brain cells act as sort of an antennae that directs signals telling stem cells to create new neurons.
Click here to enlarge image

(PhysOrg.com) -- Yale University scientists today reported evidence suggesting that the tiny cilia found on brain cells of mammals, thought to be vestiges of a primeval past, actually play a critical role in relaying molecular signals that spur creation of neurons in an area of the brain involved in mood, learning and memory. The findings are published online in the journal Proceedings of the National Academy of Science.


Full story »
All News summaries from General Science news
All News summaries for August 12, 2008

New penguin species found in New Zealand

9 hours ago | User rating: not rated yet
(PhysOrg.com) -- Australian and New Zealand researchers have used ancient DNA from penguin fossils to make a startling discovery that may change the way we view species extinctions.

Falling home ownership, equity, affect college enrollment

10 hours ago | User rating: not rated yet
Sagging college enrollments may be the next symptom of the sub-prime mortgage mess, according to a University of Michigan economist.

Scientists fight stem rust UG99 before it becomes a threat

11 hours ago | User rating: not rated yet
(PhysOrg.com) -- Wheat breeders and plant pathologists at Montana State University are part of a global effort to develop varieties of wheat resistant to a new fungus. UG99, a stem rust strain that was first discovered in ...

Scientist Unlocking the Secrets of Sea Slug that Lives Like a Plant

11 hours ago | User rating: not rated yet
(PhysOrg.com) -- Photosynthesis generates the oxygen needed for life on earth as well as the biomass for food and biofuel production. The process is driven by the absorption of the sun’s energy by tiny green "bodies" called ...

Archeologists say they found witch doctor skeleton

11 hours ago | User rating: not rated yet
(AP) -- Archeologists believe a 12,000-year-old skeleton found in a grave containing 50 tortoise shells, a leopard pelvis, a cow tail and part of an eagle wing is the remains of a witch doctor.
Goto Archive PhysOrg Forum Goto Archive Video Goto Archive Editorials Goto Archive Free Magazines Goto Archive Newsletter

News Archive