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» stem cells, ecology and immunology

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image: Ovarian Stem Cell Debate

Ovarian Stem Cell Debate

By | July 9, 2012

Opinion is divided on a new paper showing that adult ovaries do not contain egg-making stem cells, contrary to the findings of two recent studies that themselves appeared to overturn longstanding dogma.

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image: Stem Cell Trickery

Stem Cell Trickery

By | July 9, 2012

A postdoctoral research fellow at Emory University falsifies stem cell research data.

8 Comments

image: War-born Climate Change

War-born Climate Change

By | July 3, 2012

A nuclear war could have profound effects on crops yields around the world, according to a new study.

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image: Ubiquitin Chains in Action

Ubiquitin Chains in Action

By | July 1, 2012

Present in every tissue of the body, ubiquitin appears to be involved in a dizzying array of functions, from cell cycle and division to organelle and ribosome biogenesis, as well as the response to viral infection. The protein plays at least two role

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image: The Little Cell That Could

The Little Cell That Could

By | July 1, 2012

Critics point out that cell therapy has yet to top existing treatments. Biotech companies are setting out to change that—and prove that the technology can revolutionize medicine.

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image: EPA to Regulate Greenhouse Emissions

EPA to Regulate Greenhouse Emissions

By | June 28, 2012

A federal appeals court upholds the Environmental Protection Agency’s right to regulate air pollution under the Clean Air Act.

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image: Mixed Report for Oiled Salt Marshes

Mixed Report for Oiled Salt Marshes

By | June 25, 2012

Louisiana’s salt marshes are recovering from the Deepwater Horizon oil spill, but some areas have been irreversibly lost.

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image: The Gigapixel Camera

The Gigapixel Camera

By | June 22, 2012

A single camera unit can capture a moment in time at a mind-boggling resolution.

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image: “Extinct” Toad Rediscovered

“Extinct” Toad Rediscovered

By | June 21, 2012

A yellow-bellied dwarf toad, last sighted in 1876, is rediscovered in Sri Lanka.

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image: West Coast Marine Threat

West Coast Marine Threat

By | June 18, 2012

Rising ocean acidity along the California coast may wreak havoc in the region’s oyster populations.

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