Zinc and alcohol metabolism Term Paper Example | Topics and Well Written Essays - 1250 words

Zinc and alcohol metabolism - Term Paper Example The ileum absorbs nearly 3-4 grams of zinc per day and thus the recommended allowances, daily range from 5mg in infants to between 16 and 19 mg per day for lactating women. In addition, it is stored and used in two distinct pools: the fixed pool that is usually bound to metalloproteins, which constitutes 80-90% of body zinc. The second is the labile pool which constitutes loosely binding or free zinc, which is available for exchange by organelles and cells. This kind of pool is susceptible to depletion, especially during dietary zinc deficiency. Free zinc may be toxic to enzymes and proteins and thus the labile pool is largely bound to proteins that carry zinc. Moreover, zinc movement across organelle membranes and plasma is regulated tightly by zinc transporters. Zinc has a vast majority of functions and relates to alcohol intake through its biochemical role in metabolism of alcohol. Zinc is important for cell division and growth. It is crucial, especially during pregnancy for the developing fetus because cells are dividing rapidly. Zinc helps in avoiding pre-term delivery and congenital abnormalities. Zinc is useful in activating growth-weight, height and bone development in children, infants and teenagers. Moreover, zinc plays a role in fertility. In females, it can help in the treatment of menstrual problems and alleviation of pre-menstrual syndrome associated symptoms..In males, it offers protection from infection and enlargement of the prostate gland. It also maintains mobility, sperm count and levels of testosterone at normal (Kang et al, 2008). As a component of most enzymes, it participates in synthesis as well as degradation of lipids, nucleic acids, proteins, carbohydrates and the metabolism of several other micronutrients. Zinc aids in the stabilization of the molecular structure of membranes and cellular components, and in this way contribute to cell and organ maintenance. In addition, zinc is essential in transcription of the