… small amounts of urinary pregnanediol is concerned. The fact that blank determinations on
12 different male urines yielded only traces of apparent pregnanediol (… occasional urine from …

… pregnanediol as it does with human urine. Later in the course of this work, after it had been
demonstrated that pregnanediol of endogenous origin is present in the urine … small quantity of …

… progesterone and to study the urinary excretion of pregnanediol … the strictly quantitative
determination of the small amounts of … for the determination of urinary pregnanediol in which the …

… pregnanediol is a relatively inert steroid, showing few and nonspecific color reactions, its
determination in small quantities … OW: The quantitative determination of urinary pregnanediol in …

… identification. Our somewhat similar study of a number of neutral steroids which, like
pregnanediol… Therefore, in order to retain the quantitative extraction features of our procedure for …

… associated with increased urinary pregnanediol values (9). … cycle might perhaps provide
such quantitative information, but … ; it seems that the small amounts present at that time are not …

… In addition, we have determined the percentage recovery … that a quantitative determination
of pregnanediol excretion can … Quantitative determination of small amounts of pregnanediol in …

… [Citation2] This use of markers other than PdG to signify the end of the fertile window is in
contrast with our use of a pregnanediol (Pd) or PdG threshold end of fertility marker. [Citation29,…

… quantitative determination of urinary pregnanediol was based on technique for isolating the
sodium pregnanediol … Only very small quantities of material can be analyzed. It is diffi cult to …

… permits its simple quantitative measurement in a colorimeter. … Methods for the quantitative
determination of urinary … of the methods require large volumes of urine, consume several days …