A 7-year-old boy in China with end-stage heart failure has received the world’s smallest and lightest artificial heart.

Left main coronary artery. This artery sends blood to the left side of the heart muscle. This includes the left ventricle and left atrium. It divides into these branches: Left anterior descending ...

Because MacConkey agar allows only Gram-negative bacteria to grow, Grosser drew an anatomical heart using a red pigment-producing S. marcescens strain that was isolated from the North Carolina soil by ...

The brain is a complex organ that controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger and every process that regulates our body. Together, the brain and ...