human biology

Racism Aggravates Treatment-Resistant Asthma

Racial discrimination experienced by African-American children and young adults exacerbates a type of asthma known to be resistant to standard treatment, according to a study headed by researchers at UC San Francisco. The 576 study participants, who were African-Americans with asthma, aged between 8 and 21, were asked if they had been hassled, made to feel inferior or prevented from…

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Researchers Discover What May Be Earliest Stage of Alzheimer’s

Older adults with elevated levels of brain-clogging plaques — but otherwise normal cognition — experience faster mental decline suggestive of Alzheimer’s disease, according to a new study led by the Keck School of Medicine of USC that looked at 10 years of data. Just about all researchers see amyloid plaques as a risk factor for Alzheimer’s. However, this study presents…

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Scientists 3-D Print Mouse Ovaries That Actually Make Babies

Not all girls grow up to be mothers. Sometimes they choose not to be, and sometimes circumstances take those choices away. A superfluity of cancers and genetic diseases can destroy women’s ovaries. Or treatments like radiation—used to save a woman’s life—can render those egg-producing organs useless. Ovaries also mediate female hormones. Without them, young patients might never go through puberty;…

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Project to Map Human Brain From Womb to Birth Releases Stunning Images

A landmark project to map the wiring of the human brain from womb to birth has released thousands of images that will help scientists unravel how conditions such as autism, cerebral palsy and attention deficit disorders arise in the brain. The first tranche of images come from 40 newborn babies who were scanned in their sleep to produce stunning high-resolution…

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