News tagged with environmental risk factors

Scientists link chromosome length to heart disease risk

No one really wants the short end of the stick, in this case the short end of a chromosome. Telomeres, which are DNA-protein complexes at the ends of chromosomes, can be thought of as protein "caps" that protect chromosomes ...

Mar 25, 2012
popularity 5 / 5 (4) | comments 0 | with audio podcast

Lead acts to trigger schizophrenia

Mice engineered with a human gene for schizophrenia and exposed to lead during early life exhibited behaviors and structural changes in their brains consistent with schizophrenia. Scientists at Columbia University's Mailman ...

May 31, 2013
popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Jumping DNA in the brain may be a cause of schizophrenia

Stretches of DNA called retrotransposons, often dubbed "junk DNA", might play an important role in schizophrenia. In a study published today in the journal Neuron, a Japanese team revealed that LINE-1 retrotransposons are ab ...

Jan 02, 2014
popularity 3.8 / 5 (6) | comments 1

Mum's genes work with baby's to prevent obesity

It's long been known that babies who have a low birth weight have an increased risk of diabetes and obesity in later life. This developmental programming can be influenced by environmental factors, but little ...

Mar 04, 2014
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