First reported video of cell's recognition of danger through its protein response

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Total internal reflection fluorescence (TIRF) microscope time-lapse image of quantum-dot labeled proteins fluorescing on the surface of a cell membrane.
Total internal reflection fluorescence (TIRF) microscope time-lapse image of quantum-dot labeled proteins fluorescing on the surface of a cell membrane.

(PhysOrg.com) -- Cells are expected to respond defensively when an antigen lands on a cell membrane and prepares to cause mischief.


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All News summaries for August 13, 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

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(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

10 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

10 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.
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