Introduction to Nitric Oxide by Dr Uzma Irfan

Nitric Oxide: • Nitrogen oxide or nitrogen monoxide. • What is nitrogen oxide ? • It is a natural molecule produced by our body and important for health. It is produced in nearly all types of cells in human body. Most important molecule for blood vessel health. Its most important function is vasodilation means it…

What is Necrosis by Dr. Uzma Irfan

• Definition: Necrosis (from ancient greek word, nek-ro-sis, meaning “death”), is a form of cells injury which results in the premature death of cells in living tissue by autolysis {self digestion of cell after release of enzymes}. OR “The death of most or all cells in an organ or tissue due to disease , injury…

All about Epinephrine by Dr Uzma Irfan

Discovery of epinephrine It was discovered in the late 1800s by English physiologist George Oliver and sir Edward Albert Sharpy. Schafer was among the first to describe the blood pressure raising effect of substances from the adrenal medulla. In 1900 it is identified and isolated by American physiological-chemist John Jacob Abel, and independently by Japanese…