Marie Curie. Marie Curie was a physicist and chemist best known for her work on radioactivity; however, she also discovered the elements polonium and radium.
The kidney secretes the hormones renin, calcitriol and erythropoietin. Renin-also known as angiotensinogenase, helps to control the body's blood pressure by regulating the â¦ balance of fluid and electrolytes in the body. Calcitriol-This is a form of Vitamin D which regulates calcium and phosphorous levels in the body.
The kidneys also produce certain hormones that have important functions in the body, including the following: 1  Active form of vitamin D (calcitriol or 1,25 dihydroxy-vitamin D), which regulates absorption of calcium and phosphorus from foods, promoting formation of strong bone.