Health Sciences

Before Retinal Cells Die, They Regenerate, Penn Vet Blindness Study Finds

Until relatively recently, the dogma in neuroscience was that neurons, including the eye’s photoreceptor cells, rods and cones, do not regenerate. This is the reason that nerve damage is thought to be so grave. More recent studies have poked holes in this belief by showing that, in some vertebrate species, neurons can be stimulated to divide.

Katherine Unger Baillie



In the News


6ABC.com

Bird flu suspected in deaths of 200 snow geese in Pennsylvania’s Lehigh Valley

Stephen Cole of the School of Veterinary Medicine says that indoor cats are contracting bird flu through raw pet foods of poultry origin or raw milk products.

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Self

The surgeon general calls for new warning labels on alcohol—here’s the truth about how it impacts your health

Henry Kranzler of the Perelman School of Medicine says that alcohol’s effects on the brain are observed more readily because it’s the organ of behavior.

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NPR

Tuberculosis rates plunge when families living in poverty get a monthly cash payout

Aaron Richterman of the Perelman School of Medicine says that there are large and underappreciated benefits of cash-transfer programs, such as potentially ending a tuberculosis epidemic.

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Newsweek

Cancer breakthrough as ‘speckles’ may reveal best treatment

A paper co-authored by PIK Professor Shelley Berger finds that patterns of “speckles” in the heart of tumor cells could help predict how patients with a common form of kidney cancer will respond to treatment options.

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Time

Scientists are racing to develop a new bird flu vaccine

Drew Weissman and Scott Hensley of the Perelman School of Medicine are testing a vaccine to prevent a strain of H5N1 bird flu in chickens and cattle.

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