Sperm from older rats passes on fewer active genes to offspring because of epigenetic changes

By Alexander Suvorov, Assistant Professor of Environmental Health Sciences, University of Massachusetts Amherst

The Research Brief is a short take about interesting academic work.

The big idea

The sperm of older rats differs from that of younger rats in ways that may affect embryo development, according to recently published research.

Sperm carries not only genes, but also instructions that determine which genes will be turned on or off in offspring. These directions are known as epigenetic information.…

Read complete article

~	Hong Kong ranks low on global press freedom index as watchdog cites ‘unprecedented’ setbacks

~	Media coverage of campus protests tends to focus on the spectacle, rather than the substance

~	The good news is the government plans to cancel $3 billion in student debt. The bad news is indexation will still be high

~	Albanese government to wipe $3 billion in student debt, benefitting three million people

~	The Indigenous Peoples Camp that calls for rights every April in Brazil

~	Pillay: Israel is helped by ‘powerful States’ in violation of Palestinians’ rights

~	Debates on campus safety in response to Palestine solidarity activism show we need strategies to navigate discomfort

~	El Salvador: Constitution “à la carte” could deepen human rights crisis in coming years

~	Arrest Warrant Issued for Former Central African Republic President

~	With eyes on Gaza, violations against West Bank journalists multiply