Julie Badin

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A reagent made of zinc sulphate (0-08 M) in a 0-4 M sodium salicylate solution at pH 7-3 precipitated most of the IgG when a small volume of human serum was added. Sera with normal IgG levels or polyclonal hyperglobulinaemia showed a close correlation between total IgG and zinc-precipitated IgG (r = + 0-95). In clinical material, not including IgG myeloma,(More)
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