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Articles tagged with: genetics

Written By: grant on September 16, 2014 No Comment

Daily Beast looks over Washington University research that’s found that the singular diagnosis of schizophrenia is actually a compound disease, caused by eight different genetic disorders that “cluster” into different combinations:

As senior investigator Dr. C. Robert Cloninger notes, “[genes] don’t work by themselves. They function in concert much like an orchestra, and to [...]

Written By: grant on August 21, 2014 No Comment

The Atlantic gives hope to the new generation of WebMD obsessives with a fascinating tale of an athlete who used the internet to figure out what was *really* going on in her malfunctioning body:

She cycled, ran, climbed and skied through the Rockies for hours every day, and was a veteran of Ironman triathlons. [...]

Written By: grant on August 8, 2014 No Comment

Science Daily has yet more research on the heritability of stress, with research that shows the effects of stress on one pregnant mom can last four generations:

A first generation of rats were subjected to stress late in pregnancy. The following two generations were then split into two groups that were either stressed or not [...]

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Written By: grant on August 4, 2014 No Comment

Science World Report takes a bright-eyed, bushy-tailed look at the mutation that makes some people chipper, functional early risers:

The researchers turned to 100 pairs of twins for this particular study…. All of these pairs of twins were the same sex and were healthy with no chronic conditions. In all, the scientists measured nightly [...]

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Written By: grant on June 4, 2014 No Comment

New York Times explores the mapping of a new genome, as researchers chart a family tree of craft beer:

After thousands of years of unwitting domestication, brewing yeasts — the microorganisms that ferment a brewer’s tepid slop of grain, water and hops into beer — are as diverse as the beer they make. And now [...]

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Written By: grant on April 29, 2014 No Comment

Nature introduces yet another ethical wrinkle into the production of stem cells, with new techniques to create cell-generating embryos from adult cells:

On 17 April, researchers led by Young Gie Chung and Dong Ryul Lee at the CHA University in Seoul reported in Cell Stem Cell that they had cloned embryonic stem-cell (ES cell) [...]

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Written By: grant on April 16, 2014 No Comment

Nature reveals how parents who live through something horrible can have children who inherit depression and anxiety – biologically, through their RNA – from traumas they never personally experienced:

A study published this week in Nature Neuroscience finds that stress in early life alters the production of small RNAs, called microRNAs, in the sperm of [...]

Written By: grant on April 8, 2014 No Comment

Science Daily tries to find the evolutionary roots of …oooh, shiny! I’ll finish this tomorrow:

From an evolutionary standpoint, impulsivity makes sense: Our ancestors should have been inclined to seek immediate rewards when the next day was uncertain.

Procrastination, on the other hand, may have emerged more recently in human history. In the modern world, [...]

Written By: grant on March 31, 2014 No Comment

Science Daily twists the archaeological order of things around a little. Humans came out of Africa, humans in Africa have domesticated cattle for thousands of years, the easy assumption is that cattle were first domesticated in Africa and kind of moved out with us into the Fertile Crescent, where they helped us settle down and [...]

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