Erythrocyte RBC; a nonnucleated biconcave disk approximately 7 µm in diameter, containing hemoglobin. The characteristic shape and flexible lipid membrane facilitate passage through narrow ...

Erythrocyte RBC; a nonnucleated biconcave disk approximately 7 µm in diameter, containing hemoglobin. The characteristic shape and flexible lipid membrane facilitate passage through narrow ...

Red blood cells show off their biconcave disc shape in this scanning electron micrograph.

The erythrocyte sedimentation rate (ESR) is a common laboratory test used to assess inflammation in the body. It measures how quickly red blood cells settle at the bottom of a test tube over a ...

Red blood cells are the most common cells in human blood. They contain a protein called hemoglobin, which is responsible for carrying oxygen from your lungs to the rest of your body. The body ...

Bloodworks Northwest has declared what it calls a ‘code red’ emergency due to a blood shortage. A code red is declared after four consecutive days of blood inventory being at emergency levels.

Imagine you’re on a first date, sipping a martini at a bar. You eat an olive and patiently listen to your date tell you about his job at a bank. Your brain is processing this scene, in part, by ...

United States food regulators have banned Red Dye 3, a dye used in food, drinks and medicine after evidence found that it causes cancer in rats. On Wednesday, the Food and Drug Administration (FDA ...

"Blood transfusions bring fresh red blood cells to carry oxygen through your body. Plasma carries proteins and clotting factors, perfect for helping with bleeding or healing," she said.

Los Angeles County neighborhoods were painted red this week as planes flew — and continue to fly — overhead, dropping red clouds over communities scorched from several recent wildfires ...

Earlier this week the U.S. Food and Drug Administration revoked the authorization of the dye Red No. 3, which is used in a variety of foods and medications. This artificial dye, which is made from ...