Long before human bone marrow takes over the task of producing blood, discrete waves of blood cell production occur in the developing embryo. Miriana Dardano, a postdoctoral researcher in Zweigerdt’s ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

University of Cambridge scientists have used human stem cells to create three-dimensional embryo-like structures that replicate certain aspects of very early human development - including the ...

Local heart surgeons are reporting early success with a replacement aortic valve made of bovine, or cow, tissue. The valve can last 20 years and doesn't require lifelong anticoagulants, a requirement ...

The heart's constant beating may actively suppress tumor growth in cardiac tissues, a new study reports. This is because ...

The inventor sketched intricate muscular structures half a millennium ago. Turns out he was on to something.

Harvard Medical School also credits animal experiments with developing breakthroughs in treating diabetes, high cholesterol, ...

The heart’s constant beating may actively suppress tumor growth in cardiac tissues, a new study reports. This is because cellular pathways in these tissues alter gene regulation in cancer cells to ...