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An enzyme-linked immunosorbent assay (ELISA) of pregnenolone sulfate (PREGS) has been developed for examining whether it is a veritable neurosteroid. 11alpha-Hemiglutaryloxy-PREGS was newly(More)
Vitamin D deficiency in an infant is associated with a wide range of adverse health outcomes in later life. A method for the quantification of 25-hydroxyvitamin D(3) [25(OH)D(3), the best-established(More)
17alpha-hydroxypregnenolone (17OHPreg) has heretofore been considered to be the major cause of the false elevated 17alpha-hydroxyprogesterone (17OHP) value in the immunoassay-based newborn screening(More)