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Nailing Regeneration

By | June 12, 2013

Researchers identify the signaling program that enables finger and toenail stem cells to direct digit regeneration after amputation.

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Why Many Birds Don’t Have Penises

By | June 7, 2013

In avian species, a gene induces programmed cell death during development in the area where a phallus would otherwise grow.

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image: Week in Review: June 3–7

Week in Review: June 3–7

By | June 7, 2013

Crowdsourcing biomedical research; bird flu contagion?; zebrafish shed light on inherited muscle disorder; the economics of the Human Genome Project; the epigenetics of pair bonding

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Bird Flu Mutation Risk

By | June 6, 2013

Some H5N1 and H7N9 bird flu viruses could be one mutation away from spreading efficiently between humans.

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Loss of Potential

By | June 1, 2013

In the fruit fly, the ability of neural stem cells to make the full repertoire of neurons is regulated by the movement of key genes to the nuclear periphery.

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The Next Big One

By | June 1, 2013

As new infections surface and spread, science meets the challenges with ingenuity and adaptation.

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Factoring in Face Time

By | June 1, 2013

How the study of human social interactions is helping researchers understand the spread of diseases like influenza and HIV

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image: Gene Transfer Beats Some Flu Strains

Gene Transfer Beats Some Flu Strains

By | May 31, 2013

Mice and ferrets are protected from several deadly viruses when genes encoding “broadly neutralizing antibodies” are delivered into their nasal passages.

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Drug Resistant Avian Flu

By | May 29, 2013

Three patients infected with the new H7N9 bird flu have developed resistance to antiviral drug treatment, causing great concern among doctors.

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image: H7N9 Bird Flu Spreads Between Ferrets

H7N9 Bird Flu Spreads Between Ferrets

By | May 24, 2013

The virus is able to transmit between the small mammals, but does not appear to spread readily through human-to-human contact.

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