Vitamin B 12, also known as cobalamin, is a water-soluble vitamin involved in metabolism. [2] It is one of eight B vitamins. It is required by animals, which use it as a cofactor in DNA synthesis, …

2024年6月28日 · Vitamin B-12 (cobalamin) plays an essential role in red blood cell formation, cell metabolism, nerve function and the production of DNA, the molecules inside cells that carry …

Cobalamin status and its relation with depression, cognition and neuropathy in patients with type 2 diabetes mellitus using metformin. Acta diabetologica, 1-11. Bottiglieri, T., Laundy, M., Crellin, …

Vitamin B12, also called cobalamin, is one of 8 B vitamins. All B vitamins help the body convert food (carbohydrates) into fuel (glucose), which is used to produce energy. These B vitamins, …

维生素B12又叫钴胺素，是一种含有3价钴的多环系化合物，可引起皮疹、瘙痒、腹泻及哮喘等。促进恶性肿瘤生长。4个还原的吡咯环连在一起变成为1个咕啉大环（与卟啉相似），是唯一含金 …

钴胺素（cobalamin）分子中含钴和咕啉，是最大、结构最复杂的维生素。 咕啉(corrin)的结构类似卟啉，但没有连接成完全共轭结构，所以分子不是平面结构，柔性更强。

甲钴胺是一种有机化合物，化学式为C63H91CoN13O14P，为内源性维生素B12，存在于血液、髓液中，可以穿过血脑屏障而不进行生物转化，可用于治疗或预防维生素B12缺乏症及其并发症 …

2023年7月16日 · Vitamin B12 (cobalamin) is an essential vitamin and medication used to manage and treat pernicious anemia, ileal resection, treatment of spinal cord myelopathy, and other …

The freed vitamin B12 then binds with haptocorrin, a cobalamin-binding protein in the saliva. More vitamin B12 is released from its food matrix by the activity of hydrochloric acid and gastric …

Vitamin B12, or cobalamin, is naturally found in animal foods. It can also be added to foods or supplements. Vitamin B12 is needed to form red blood cells and DNA. It is also a key player in …