Mesangial cells are specialized cells around
blood vesselThe blood vessels are the part of the circulatory system that transport blood throughout the body. There are three major types of blood vessels: the arteries, which carry the blood away from the heart, the capillaries, which enable the actual exchange of water and chemicals between the blood and...
s in the
kidneyThe kidneys are paired organs, which have the production of urine as their primary function. Kidneys are seen in many types of animals, including vertebrates and some invertebrates. They are part of the urinary system, but have several secondary functions concerned with homeostatic functions. ...
s, at the
mesangiumThe mesangium is an inner layer of the glomerulus, within the basement membrane surrounding the glomerular capillaries. This term is often used interchangeably with mesangial cell, but in this context refers specifically to the intraglomerular mesangial cells. These cells are phagocytic and secrete...
. They are usually divided into two types, each having a very distinct function and location:
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Mesangial cells are specialized cells around
blood vesselThe blood vessels are the part of the circulatory system that transport blood throughout the body. There are three major types of blood vessels: the arteries, which carry the blood away from the heart, the capillaries, which enable the actual exchange of water and chemicals between the blood and...
s in the
kidneyThe kidneys are paired organs, which have the production of urine as their primary function. Kidneys are seen in many types of animals, including vertebrates and some invertebrates. They are part of the urinary system, but have several secondary functions concerned with homeostatic functions. ...
s, at the
mesangiumThe mesangium is an inner layer of the glomerulus, within the basement membrane surrounding the glomerular capillaries. This term is often used interchangeably with mesangial cell, but in this context refers specifically to the intraglomerular mesangial cells. These cells are phagocytic and secrete...
. They are usually divided into two types, each having a very distinct function and location:
- Extraglomerular mesangial cells
- Intraglomerular mesangial cells