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College of Sciences 
Department of Biological Sciences

tppeake

Oct 24, 2022

Gestational Exposure to Flame Retardant Alters Brain Development in Rats

Exposure in utero to a common flame retardant altered brain development in newborn rats. 
alligator

Oct 20, 2022

Alligators Exposed to PFAS Show Autoimmune Effects

Some alligators in the Cape Fear river have elevated PFAS blood levels and unhealed or infected lesions. 
A faucet with drinking water.

Sep 7, 2022

Elevated Cholesterol Found in GenX Exposure Study Participants

Elevated levels of PFAS associated with higher cholesterol in blood of GenX Exposure Study participants. 
NC State gateway at sunset

Aug 15, 2022

Statistical Tool Finds ‘Gaps’ in DNA Data Sets Shouldn’t Be Ignored

A simple statistical test could help evolutionary biologists avoid bias in analyses. 
X-ray image of an adult female Bahamas mosquitofish where a fish she had eaten can be seen inside of her, revealing an occurrence of cannibalism.

Jun 2, 2022

Fish Cannibalism Rare in Wild, Study Finds

Fish don’t prefer to eat their own unless circumstances are dire. 
Meg with tooth injury

May 12, 2022

What Caused This Megatooth Shark’s Massive Toothache?

Big shark, bad day. A damaged O. megalodon tooth points to an injury received while feeding. 
Toy dinos

Apr 25, 2022

Exploring the Origins of Molecular Paleontology

If Jurassic Park fueled your interest in dinosaurs, genetics, and all things ancient, you aren’t alone. There’s an entire field dedicated to looking for ancient DNA – molecular paleontology – that predates Michael Crichton’s take on dino clones. And the people behind that research are just as varied and interesting as any of Crichton’s subjects.… 
M. mbenjii

Apr 12, 2022

Two Sets of Sex Chromosomes Determine More Than Just Sex

Researchers look to an African cichlid to understand the impacts of two sets of sex chromosomes on a species. 
medical illustration of liver

Feb 7, 2022

In Mice, Mothers with Metabolic Syndrome Can ‘Turn On’ Offspring’s Liver Disease

An imprinted gene associated with development of non-alcoholic fatty liver disease (NAFLD) is switched on in mice who nurse from mothers with metabolic syndrome, even when those mice are not biologically related. 
Skulls of a baboon and howler monkey with the teeth "digitally dissected."

Oct 26, 2021

What Big Teeth You Have: Tooth Root Surface Area Can Determine Primate Size

A formula that calculates primate body size from tooth root size could help us learn how human ancestors interacted with their environment.