School of Veterinary Medicine

Penn Researchers Identify First Sex Chromosome Gene Involved in Meiosis and Male Infertility

PHILADELPHIA -– A team of scientists led by University of Pennsylvania veterinary researchers have identified a gene, TEX11, located on the X chromosome, which when disrupted in mice renders the males sterile and reduces female fecundity. This is the first study of the genetic causes of infertility that links a particular sex chromosome meiosis-specific gene to sterility.

Jordan Reese



In the News


San Francisco Chronicle

Fentanyl overdoses hit a surprising group of San Franciscans: the city’s dogs

Cynthia Otto of the School of Veterinary Medicine says that fentanyl can be absorbed across the mucous membranes in canine noses, causing dogs to face a life-threatening overdose.

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Nature

Bird flu virus has been spreading in U.S. cows for months, RNA reveals

Louise Moncla of the Veterinary School of Medicine says that the bird flu virus is clearly being transmitted to cows in some way.

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The Washington Post

How to (responsibly) let your cat outside

James Serpell of the School of Veterinary Medicine says that some cats are perfectly happy within the confines of the home, while others have a greater desire to wander, explore, and investigate.

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The Washington Post

Cats aren’t jerks. They’re just misunderstood

James Serpell of the School of Veterinary Medicine says that the domestic cat suffers from its legacy of being a not-quite-wild animal on the margins of society.

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Newsweek

Dog respiratory illness map update: Mystery disease spreads to more states

Deborah Silverstein of the School of Veterinary Medicine says that the dogs most at risk for respiratory illness are those with low immunity, such as young puppies, the unvaccinated, or older dogs, and potentially short-nosed breeds.

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