Posts Tagged ‘gene expression’
Levels of gene-expression-regulating enzyme altered in brains of people with schizophrenia
A study using a PET scan tracer developed at the Martinos Center for Biomedical Imaging at Massachusetts General Hospital (MGH) has identified, for the first time, …
Read Full ArticleNatural selection in the womb can explain health problems in adulthood
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 …
Read Full ArticleObservation of blood vessel cell changes could help early detection of blocked arteries
A study in mice has shown that it may be possible to detect the early signs of atherosclerosis, which leads to blocked arteries, by looking at how cells in our blood vessels change their function. …
Read Full ArticleWhy some cancers affect only young women
Among several forms of pancreatic cancer, one of them affects specifically women, often young. How is this possible, even though the pancreas is an organ with little exposure to sex hormones? This pancreatic cancer, known as “mucinous cyst” …
Read Full ArticleSpecific protein identified as regulator of glioblastoma tumor migration
A specific protein called TEAD1 is an important regulator of tumor migration in glioblastoma, the most common brain tumor in adults, and deactivating this protein may stop tumor cells from migrating away from the main …
Read Full ArticleDamaged liver cells undergo reprogramming to regenerate
In Greek mythology, Zeus punishes the trickster Prometheus by chaining him to a rock and sending an eagle to eat a portion of his liver every day, in perpetuity. It was the right organ to target – the liver has the ability …
Read Full ArticleBeing older helps skin heal with less scarring, and now researchers know why
A compound secreted in the bloodstream could be the key factor that causes wounds in older people to heal with less scarring than in younger people. The compound is called stromal cell-derived-factor-1 (SDF1), …
Read Full ArticleScientists discover we inherit dangerous fat from Dad and good fat from Mom
A team of researchers, led by Professor Jan-Wilhelm Kornfeld from the Department of Biochemistry and Molecular Biology, University of Southern Denmark, Elena Schmidt from the Max Planck Institute …
Read Full ArticleChaos-inducing genetic approach stymies antibiotic-resistant superbugs
A genetic disruption strategy developed by University of Colorado Boulder researchers effectively stymies the evolution of antibiotic-resistant bacteria such as E. coli, …
Read Full ArticleA master switch controls aggressive breast cancer
A team at the Salk Institute has identified a master switch that appears to control the dynamic behavior of tumor cells that makes some aggressive cancers so difficult to treat. …
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