Sunday, November 10, 2013

Introduction Biotin or Vitamin H enables the body to use the energy contained in food. Biotin is a


Introduction Biotin or Vitamin H enables the body to use the energy contained in food. Biotin is a coenzyme carboxyl group of enzymes. For example, in the synthesis of fatty acids in the preparation of the company and is involved in purine. One of the co-enzymes necessary for the metabolism of macromolecules in the body. Vitamin C is a water soluble vitamin. 150 to 300 micrograms of biotin a day needs. Chemical structure connecting the two heterocyclic rings of the pentagon. This is one of the thiophene rings or sulfur which is tetrahydrothio. Another imidazole alopecia ring is called nitrate. These rings are also hydrogenated ketone on carbon plus nitrogen is a factor. In addition, two rings, alopecia biotin has a linear five-carbon acid is called acid Valeric. Physiological properties of seborrheic skin lesions in mice that lack biotin. This means that the skin symptoms associated with disorders of the glands produce sebum. Animal wool shed, the skin was red and swollen, flaky and is thickest. Continuing lack of difference in the incidence of nerve growth arrest and death of the animal. Egg whites contain a glycoprotein called avidin, which is a sulfur compound is biotin. If the biotin in combination with the protein alopecia becomes unable to perform its primary function will be combined with the enzyme protein. Because of the complex alopecia avidin - biotin, which is resistant to digestive enzymes, and the stool will not hydrolyzed. If the egg is cooked longer biotin can not be absorbed. Biotin lack of seborrheic dermatitis alopecia can cause side effects in humans. Thus, the secretion of the skin oil glands (Sebaceous) and increased alopecia fat in the skin cells is performed and finally alopecia a Asttalh areas favorable for microbial growth and skin infections in the past (Drmyt) occurs. Biotin is a coenzyme coenzyme activity of several enzymes in the metabolism of lipids, proteins and effective Glvsydha be carboxylase enzymes are the most important causes of different compounds are transferred onto a carbon dioxide molecule. Acetyl COA carboxylase, a CO 2 molecule on the COA acetyl coenzyme A, which established its first manufacturing Malvnyl biosynthesis of fatty acids in the mitochondria. Pyruvate carboxylase, a molecule of CO 2 fixation on acid and make Pyrvvyk Agzalvastyk acid that is an essential component in the Krebs cycle. Finally, the source of carbon dioxide and carbon 6 of the purine nucleus Biotin is involved in the Krbvksylasyvn. How to act as a co-enzyme biotin Biotin acts as a coenzyme how much has been studied. The coenzyme binding by the carboxyl and amino acids lysine Vakryk of proteins takes place. The presence of carbonic acid and ATP on N-biotin alopecia in the biotin carboxyl agent - in this case an enzyme located on the carboxyl carbon as CO 2 becomes the root of a transfer function is responsible for.
| + | By parinaz on Monday seventeenth خرداد 1389 |

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