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image: Another Bird Telomere Study, Different Results

Another Bird Telomere Study, Different Results

By Anna Azvolinsky | March 21, 2018

Two studies examining the effects of parents’ ages on their offsprings’ telomere lengths come to opposite conclusions.  

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The findings contradict what has been observed in humans.  

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The variation may help explain why stocked salmon don’t fare as well in the ocean.

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The daughters of Finnish women separated from their parents as children during World War II have higher rates of psychiatric hospitalization than those born to women who had not been evacuated.

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image: Epigenetic Inheritance in Nematodes

Epigenetic Inheritance in Nematodes

By Catherine Offord | July 17, 2017

The memory of a temperature spike can persist for as many as 14 generations in C. elegans.

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image: Worms’ Epigenetic Memories

Worms’ Epigenetic Memories

By Catherine Offord | July 17, 2017

When kept at warmer temperatures for five generations, C. elegans showed evidence of “remembering” that experience for up to 14 generations.

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image: Transgenerational Epigenetics Prepares Plants for Drought

Transgenerational Epigenetics Prepares Plants for Drought

By Ben Andrew Henry | January 1, 2017

Plants grown in dry soil produce offspring that are hardier in drought conditions, and DNA methylation appears responsible. 

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Female rats fed a typical Western diet had offspring that were at higher risk of obesity than moms fed low-fat, high-grain meals.

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image: Obesity, Diabetes, and Epigenetic Inheritance

Obesity, Diabetes, and Epigenetic Inheritance

By Catherine Offord | March 14, 2016

Disease risk can be transmitted epigenetically via egg and sperm cells, a mouse study shows.

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image: Week in Review: November 30–December 4

Week in Review: November 30–December 4

By Jef Akst | December 4, 2015

Historic meeting on human gene editing; signs of obesity found in sperm epigenome; top 10 innovations of 2015; dealing with retractions

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