Product Description: Chromium exists in nature as complexes of two stable oxidation states – trivalent chromium(III) and hexavalent chromium(VI).  Although trivalent chromium is required in trace amounts for sugar and lipid metabolism in humans and its deficiency may cause a disease called chromium deficiency; hexavalent chromium is toxic and carcinogenic...read more

Product Description: Chromium nutritional supplements are the second best selling mineral supplements after calcium as chromium is found in pills, sports drinks, chewing gums, smoothies, and numerous other products. Chromium has been promoted to promote weight loss and muscle development and most recently to be available to treat the symptoms of type 2 diabetes and related conditions...read more

Product Description: This book is about the chemistry of phosphate monoester hydrolysis catalyzed by enzymes called phosphatases, focusing on their chemistry at a molecular level, i.e. their structure, function, and mechanism of action. At present, six classes of phosphatase are well characterized: (i) alkaline phosphatases, (ii) purple acid phosphatases, (iii) high molecular weight acid phosphatases, (iv) low molecular weight acid phosphatases, (v) phosphotyrosine phosphatases, and (vi) serine/threonine phosphatases...read more