Our bodies hold roughly 14 trillion cells, each containing a nucleus with DNA measuring two meters long by 20 atoms wide. To fit inside each nucleus, DNA coils around specialized proteins. These spools of wrapped DNA inhibit ...
Jan 3, 2019
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Conditions encountered in the womb—when the embryo consists of only about 100 cells—can have life-long impact on health. Scientists previously assumed that this is because embryos respond to adverse conditions by programming ...
Dec 4, 2018
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A newfound genetic regulatory mechanism may shape the immune system's ability to fight viral infections, and play a key role in autoimmune diseases that occur when immune cells attack bodily tissues.
Nov 27, 2018
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An international team of researchers has found changes in histone methylation patterns in nutritionally stunted children. In their paper published in Proceedings of the National Academy of Sciences, the group describes their ...
We're all born with a DNA sequence that encodes (in the form of genes) the very traits that make us, us—eye color, height, and even personality. We think of those genes as unchanging, but in reality, the way they are expressed, ...
Nov 8, 2018
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Evidence has been building in recent years that our diet, our habits or traumatic experiences can have consequences for the health of our children—and even our grandchildren. The explanation that has gained most currency ...
Oct 29, 2018
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Children who are abused might carry the imprint of that trauma in their cells—a biochemical marking that is detectable years later, according to new research from the University of British Columbia and Harvard University.
Oct 1, 2018
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Glioblastoma is a highly aggressive brain cancer that predominantly affects people in their 50s, 60s and 70s. Even under the best available care, half of the patients die within one year after diagnosis, and very few live ...
Aug 27, 2018
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Kids who experience severe stress are more likely to develop a host of physical and mental health problems by the time they reach adulthood, including anxiety, depression and mood disorders. But how does early life stress ...
Jul 18, 2018
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Scientists have gained a glimpse of how marks on our genes that could be linked to adverse health outcomes in later life behave differently in the first few days after conception, according to new research published in Science ...
Jul 11, 2018
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