blood

The number, extrapolated from antibodies present in blood donors in Manaus, should be treated with caution, experts warn.

Transcripts circulating in the blood provide real-time information about maternal, fetal, and placental health.

When mice that had suffered a stroke were given blood from a healthy donor, they experienced less tissue and neurological damage.

White House officials hail convalescent plasma as a major breakthrough, but scientists say evidence supporting its effectiveness is still lacking.

By revealing that animals could develop immune responses against their own tissues, the physician-scientist established an entirely new field of science.

A blood biobank allows scientists to study the immune responses to the coronavirus among infected Biogen employees and their contacts.

The functional, respiring organelles appear to be present in the blood of healthy people, but their function is yet unclear.

Bats that share food with their hungry cage-mates stay close after being released.

A device that illuminates and oxygenates blood outside of the body before pumping it back in removes the gas by freeing hemoglobin from CO.

For the Physiology or Medicine award, Peter Ratcliffe, William Kaelin, and Gregg Semenza are credited with figuring out molecular and genetic responses to oxygen levels.

The physician and researcher challenged the Chinese government over her findings of widespread hepatitis and HIV contamination during blood collection.

The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.

The finding overturns the idea that the insect’s first victims were bats and reveals that certain species started targeting humans as a side snack, not as a main meal.

A mouse study finds that when blood platelets are activated during exercise, they release factors that increase the number of newborn neurons in the hippocampus.

The agency warns that plasma treatments costing thousands of dollars, which supposedly treat the infirmities of old age, have not been proven “safe or effective.”

The observation could pave the way for a blood test to predict disease progression in people with a genetic predisposition to developing the neurodegenerative disorder.

Researchers find that stem cells in the human intestine may provide up to 10 percent of circulating blood cells.

Myosin proteins tug on the cell membrane, giving an erythrocyte its distinct shape.