..., and Ca molar ratio) were synthesized by aqueous precipitation using calcium nitrate tetrahydrate (Ca[NO 3 ] 2 ·4H 2 O), diammonium hydrogen phosphate ([NH 4 ] 2 ·HPO 4 ), strontium nitrate (Sr[NO 3 ]), zinc nitrate (Zn[NO 3 ]), and manganese (II) nitrate tetrahydrate (Mn[NO 3 ] 2 ·4H 2 O), all from Sigma...

...Michael Duff; Rajunor R. Ettarh Zinc is a trace element which is necessary in the body and the daily requirement is usually provided mainly through food intake. The effects of zinc deficiency are multisystemic and in the gastrointestinal tract include ulceration and inflammation. Many...