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Stress makes us age faster but the effects can be reversed

Stress makes us age faster but the effects can be reversed

21 April 2023

Your biological age - a measure based on markers on your DNA, rather than your number of birthdays - can rise and fall in relation to stressful events


Double helix DNA molecule with modified genes , Correcting mutation by genetic engineering , 3d illustration; Shutterstock ID 585361916; purchase_order: -; job: -; client: -; other: -

One epigenome-editing injection could cut cholesterol level for years

13 June 2022

Tests in mice show that it is possible to switch off a gene in liver cells for at least 220 days, which should lower cholesterol and cut the risk of heart disease


The parthenogenetic mouse and the offspring. The parthenogenetic mouse was generated by targeted epigenetic rewriting of multiple imprinting control regions. The parthenogenetic mouse exhibited normal reproductive performance as an adult.

Mouse pups born from unfertilised eggs through genetic manipulation

7 March 2022

Parthenogenesis, the development of offspring from unfertilised eggs, was thought to be impossible in mammals, but researchers have used genetic trickery to make it happen


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MRI has been used to reveal epigenetic changes in brain for first time

25 August 2021

A new form of magnetic resonance imaging can detect chemical labels added to DNA to control gene activity. It requires a special diet and has only been tested on piglets so far, but should work in people, too


cerebellum

Brain's movement control centre may have had key role in our evolution

6 May 2021

The cerebellum at the back of our brains wasn't thought to have played an important role in human evolution, but a study of its epigenetics suggests otherwise


Drinking coffee appears to cause epigenetic changes to your DNA

Drinking coffee appears to cause epigenetic changes to your DNA

28 April 2020

Coffee has been linked to changes on our DNA that affect how active certain genes are. The finding may help explain some of coffee's touted health benefits


Hypersexual disorder linked to genes that regulate love hormone

Hypersexual disorder linked to genes that regulate love hormone

23 September 2019

People with excessive sexual fantasies and urges have different gene expressions that seem to affect how the “love hormone” oxytocin is regulated


Epigenetic testing firms claim to help you live a healthier lifestyle

Epigenetic testing firms claim to help you live a healthier lifestyle

29 January 2019

You can now sign up to have your epigenome – the markers which control your genome – sequenced, but critics say the health benefits are not yet clear


mouse in exercise wheel

Nicotine exposure in male mice may trigger ADHD in their offspring

16 October 2018

Mice are more active and have attention problems if their fathers had nicotine in their diet, perhaps because the chemical triggers epigenetic changes in sperm


mouse and butter

Mice eat too much food if their great grandmother did the same

12 October 2018

When mice are given a high-fat diet their great grandchildren are more likely to put on weight – and they show a greater than expected taste for alcohol


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