Dentistry

Study reveals how too much fluoride causes defects in tooth enamel

Exposing teeth to excessive fluoride alters calcium signaling, mitochondrial function, and gene expression in the cells forming tooth enamel—a novel explanation for how dental fluorosis, a condition caused by overexposure ...

Medical research

Emotional behavior of adults could be triggered in the womb

Adults could be at greater risk of becoming anxious and vulnerable to poor mental health if they were deprived of certain hormones while developing in the womb according to new research by scientists at Cardiff and Cambridge ...

Oncology & Cancer

Genetic master controls expose cancers' Achilles' heel

In a surprising finding that helps explain fundamental behaviors of normal and diseased cells, Whitehead Institute scientists have discovered a set of powerful gene regulators dubbed "super-enhancers" that control cell state ...

Overweight & Obesity

Long noncoding RNAs control development of fat cells

Whitehead Institute researchers have identified a previously unrecognized layer of genetic regulation that is necessary for the generation of undesirable white fat cells. When this regulation is disrupted, white fat cells ...

Psychology & Psychiatry

Gene regulatory protein is reduced in bipolar disorder

Low levels of a brain protein that regulates gene expression may play a role in the origin of bipolar disorder, a complex and sometimes disabling psychiatric disease. As reported in the latest issue of Bipolar Disorders, ...

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