Biology

Lighting the way for rare disease

After finding out about STAC3, a rare disease without a cure, biology major Magnolia Wang of the College of Arts and Sciences set out to raise awareness and advocate for those struggling with the illness.

Luis Melecio-Zambrano



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In the News


Popular Science

Even dinosaurs couldn’t escape the sniffles

Ali Nabavizadeh of the School of Veterinary Medicine commented on research that found evidence of respiratory infections in dinosaurs. “This paper provides yet another piece of evidence to show just how modern dinosaurs—the birds—are biologically so similar to their extinct non-avian dinosaurian relatives, even to the point of showing similar diseases,” he said.

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NPR

Need to break up with someone? Baboons have found a good way to do it, study finds

Robert Seyfarth of the School of Arts & Sciences spoke about how and why groups of primates “break up” and warned not to project that information onto human relationships. "You always find somebody who says, yeah, the baboons are showing us that you shouldn't have a despotic breakup and it's bad to just dump somebody and walk off," he said. "But I guess I'm not going to go into that territory."

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The Guardian

The inner lives of cats: what our feline friends really think about hugs, happiness and humans

Carlo Siracusa of the School of Veterinary Medicine said cats are capable of bonding with people, contrary to claims that they’re merely using their owners for food and shelter. “Humans hug and kiss. Dogs become very excited and jump around. Cats don’t do anything like that. They are much more elegant,” he said. “They approach us. They bump their heads. Then they have some contact with us and walk away.”

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Popular Science

The protein that keeps worker ants in line can also make them queen

Research by PIK Professor Shelly Berger and Roberto Bonasio of the Perelman School of Medicine found a protein in the brains of ants is responsible for regulating social behavior. “Kr-h1 is required to maintain the boundaries between social castes and to ensure that workers continue to work while gamergates continue to act like queens,” said Berger.

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Philadelphia Inquirer

Prizewinning photo by Penn biologist called metaphor for ‘spiraling crisis’ in the ocean

Kristen Brown, a postdoc in the lab of Katie Barott at the School of Arts & Sciences, won a contest with a photo she took while researching coral reefs.

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Psychology Today

Hyenas inherit their moms’ social connections

Erol Akçay of the School of Arts & Sciences and former postdoc Amiyaal Ilany discussed their research on hyena’s social networks. “We show that a simple process—social inheritance—is important to understanding network structure and dynamics,” said Akçay.

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