Tag Archives: calcium
The union of the egg with the sperm at fertilization has fascinated many philosophers and scientists. Most of our knowledge on fertilization derives from studies on marine organisms that release eggs and spermatozoa into the sea water.
Heme is a complex containing iron and protoporphyrin IX and it is commonly bound to proteins involved in oxygen transport, detoxification and energy production. However, this molecule has been known to have toxic effects in the heart.
Regucalcin (RGN) is a protein with a multifunctional role, which regulates the basic biological processes determining cell fate. RGN actions have been implicated in the control of intracellular calcium levels, oxidative stress, cell metabolism, cell death and
Bone is a naturally rigid and porous tissue of the body. The pores allow the circulation of blood vessels and the creeping of bone-forming cells at the surface of the tissue. Bone loss can occur systemically, for