Vesicles are small cellular containers. They perform a variety of functions, such as helping to transport materials that an organism needs to survive and recycle waste materials. There are several ...

Hormones are the body’s chemical messengers. They act on various tissues and organs in the body to change their behavior. For example, the hormone prolactin stimulates the production of breastmilk.

Bone health relies on a balance between osteoblasts (builders) and osteoclasts (recyclers). Peak bone mass occurs in early adulthood; deficiencies during this window amplify fracture risks later in ...