释义 |
Definition of cyanocobalamin in English: cyanocobalaminnounˌsʌɪənə(ʊ)kəˈbaləmɪnsīˌanō- mass nounA vitamin derived from foods of animal origin such as liver, fish, and eggs, a deficiency of which can cause pernicious anaemia. It contains a cyanide group bonded to the central cobalt atom of a cobalamin molecule. Also called "vitamin B12" Example sentencesExamples - A deficiency of any of the following B-vitamins: folio acid, cyanocobalamin or pyridoxine can cause an increase in blood levels of homocysteine.
- The B-complex vitamins are actually a group of eight vitamins, which include thiamine, riboflavin, niacin, pyridoxine, folic acid, cyanocobalamin, pantothenic acid and biotin.
- At the time of this writing, cyanocobalamin is a widely available form of injectable vitamin B 12, whereas hydroxocobalamin can be obtained only through a compounding pharmacist.
- A synthetic form, called cyanocobalamin, is used to fortify foods and make dietary supplements in the United States.
- The actual increase in cobalt could be entirely attributed to the cobalt content of the cyanocobalamin that was added to the infusion.
Origin 1950s: from cyanogen and cobalamin (blend of cobalt and vitamin). Definition of cyanocobalamin in US English: cyanocobalaminnounsīˌanō- A vitamin found in foods of animal origin such as liver, fish, and eggs, a deficiency of which can cause pernicious anemia. It contains a cyanide group bonded to the central cobalt atom of a cobalamin molecule. Also called "vitamin B12" (see vitamin B) Example sentencesExamples - A synthetic form, called cyanocobalamin, is used to fortify foods and make dietary supplements in the United States.
- A deficiency of any of the following B-vitamins: folio acid, cyanocobalamin or pyridoxine can cause an increase in blood levels of homocysteine.
- At the time of this writing, cyanocobalamin is a widely available form of injectable vitamin B 12, whereas hydroxocobalamin can be obtained only through a compounding pharmacist.
- The actual increase in cobalt could be entirely attributed to the cobalt content of the cyanocobalamin that was added to the infusion.
- The B-complex vitamins are actually a group of eight vitamins, which include thiamine, riboflavin, niacin, pyridoxine, folic acid, cyanocobalamin, pantothenic acid and biotin.
Origin 1950s: from cyanogen and cobalamin (blend of cobalt and vitamin). |