Effect of the buffer solution nature on the catalytic activity of alkaline phosphatase from seal slim intestine and its sensitivity to the zinc(II) actionстатья
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Дата последнего поиска статьи во внешних источниках: 28 мая 2015 г.
Аннотация:The dependence of the catalytic activity of alkaline phosphatase from seal slim intestine in the reaction of hydrolysis of p-nitrophenyl phosphate in buffer solutions of various nature (borate, carbonate, tris, glycine) on their concentration and pH, was stated. The dependence of the degree and selectivity of the enzyme inhibition with zinc(II) in inorganic and organic buffer solutions on its concentration and presence of other metal ions, was studied. It has been shown that the most perspective buffer solution for the development of a sensitive and selective procedure for zinc(Il) determination based on its inhibitory effect on the enzyme is borate buffer.