Method to deliver molecules within embryonic stem cells improves differentiation

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Fluorescence microscopy image overlaid with phase image to display incorporation of microspheres (red stain) in embryoid bodies (gray circles). New research shows that delivering molecules via biodegradable microspheres enhances the efficiency and pu ...
Fluorescence microscopy image overlaid with phase image to display incorporation of microspheres (red stain) in embryoid bodies (gray circles). New research shows that delivering molecules via biodegradable microspheres enhances the efficiency and purity of stem cell differentiation.Image courtesy of Todd McDevitt

Embryonic stem cell therapies have been proposed for regenerative medicine and tissue replacement after injury or disease. However, the inability of stem cells to efficiently develop into the desired specific cell type – such as muscle, skin, blood vessels, bone or neurons – now limits the potential clinical utility of this therapy.


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Female concave-eared frogs draw mates with ultrasonic calls

May 11, 2008 | User rating: not rated yet
Most female frogs don’t call; most lack or have only rudimentary vocal cords. A typical female selects a mate from a chorus of males and then –silently – signals her beau. But the female concave-eared torrent ...

Weddings boost Shark's fin consumption in Singapore: report

May 10, 2008 | User rating: not rated yet
Shark's fin consumption more than doubled in Singapore last year from 2006, with demand driven by an economic boom and an increase in wedding celebrations, a report said Saturday.

A crash course in true political science

May 10, 2008 | User rating: not rated yet
(AP) -- Daniel Suson has a doctorate in astrophysics and has worked on the superconducting super collider and a forthcoming NASA probe. Now he's heading back to school to take on an even trickier task - getting ...

Captive breeding to save Kashmir's rare red deer

May 09, 2008 | User rating: not rated yet
Kashmir's endangered red deer faces extinction without a captive breeding programme that will start this summer in the scenic Himalayan region, Indian wildlife officials said Friday.

Elusive protein protects malaria parasite from heme

May 09, 2008 | User rating: not rated yet
Researchers at the Virginia Bioinformatics Institute at Virginia Tech have identified Heme Detoxification Protein, a unique protein encoded in the malaria genome that represents a potential target for developing ...
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