Polarized Lm Of Crystals Of Vitamin B12

by Claude Nuridsany and Marie Perennou

Title

Polarized Lm Of Crystals Of Vitamin B12

Artist

Claude Nuridsany and Marie Perennou

Medium

Photograph - Photograph

Description

Vitamin B12. Polarized light micrograph of crystals of Vitamin B12 (cyanocobalamin). This is one of the water-soluble B-complex vitamins, and is necessary for the synthesis of nucleic acids and the maintainance of myelin in the nervous system. Vitamin B12 deficiency affects almost all body tissues. The most serious effects of this are pernicious anemia and a degeneration of the nervous system. Vitamin B12 is contained only in foods of animal origin, especially liver, fish and eggs. It is also produced by the growth of certain micro-organisms. Recommended adult daily intake is 3-4 microgrammes. Magnification x180 when printed 10cm wide.

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July 7th, 2014

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