Medical research

Some blood cells have a surprising source—your gut

The human intestine may provide up to 10 percent of blood cells in circulation from its own reservoir of blood-forming stem cells, a surprising new study from researchers at Columbia University Vagelos College of Physicians ...

Medical research

Ultrashort cell-free DNA reveals health of organ transplants

When cells die, whether through apoptosis or necrosis, the DNA and other molecules found in those cells don't just disappear. They wind up in the blood stream, where degraded bits and pieces can be extracted.

Vaccination

CDC may recommend COVID boosters for some this spring

The U.S. Centers for Disease Control and Prevention is weighing whether to recommend another COVID booster shot this spring, most likely for those who are vulnerable to severe illness.

Diseases, Conditions, Syndromes

Risk for vitiligo increased for transplant recipients

Transplant recipients, especially those receiving hematopoietic stem cell transplant (HSCT), have an increased risk for vitiligo, according to a brief report published online Dec. 13 in JAMA Dermatology.

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