Sentences with phrase «available radioimmunoassay»
Plasma immunoreactive ghrelin was measured with a commercially available radioimmunoassay (Phoenix Pharmaceuticals, Belmont, CA) with lower and upper detection limits of 80 and 2500 pg / mL, respectively; an intraassay CV of 8.7 %; and an interassay CV of 14.6 %.
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But since 2002, a more sensitive (radioimmunoassay) test that zeros in on only the lipase produced in the pancreas has become available.