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The two most important forms of vitamin D are vitamin D3 (cholecalciferol) and vitamin D2 (ergosterol).In humans, vitamins D3 and D2 bind to vitamin D-binding proteins in plasma and are transported to the liver, where they are 25-hydroxylated to 25-hydrox

Vitamin D is a steroid hormone produced after skin light exposure. Two important forms of vitamin D include vitamin D3 (cholecalciferol) and vitamin D2 (ergocalciferol). In humans, vitamin-binding proteins bind to vitamin D3 and vitamin D2 and transport t

Human N-terminal mid-segment osteocalcin (N-MID Osteocalcin) is one of the most important non-collagen proteins in bone matrix with a molecular weight of 5800 Daltons and 49 amino acids.It contains up to three carboxyglutamate residues (BGP) and is a bone

Parathyroid hormone (PTH) is synthesized in the parathyroid gland and secreted into the blood.Complete PTH is composed of a single polypeptide chain containing 84 amino acids with a molecular weight of about 9500 Doles. Selective determination of intact p