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Quantitative separation of progestins and estrogens from anovulatory formulations

✍ Scribed by Angel Alvarez Fernández; Victoriano Torre Noceda

Book ID
102397392
Publisher
John Wiley and Sons
Year
1969
Tongue
English
Weight
421 KB
Volume
58
Category
Article
ISSN
0022-3549

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✦ Synopsis

The quantitative separation of progestins and estrogens, from orally administered anovulatory formulations, by gel filtration on synthetic polysaccharide (SephadexLH -20), and their direct determination by UV spectrometry is described.

Keyphrases 0 Progestins, estrogens in dosage forms-quantitative determination 0 Column chromatography-separation 0 UV spectrophotometry-analysis 0 GLC-analysis

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Progestin receptors from tissues either exhibiting or lacking estrogen response mechanisms : Comparison of conventional and high-performance liquid chromatography methodology
✍ Salman H. Hyder; Francis P. Kohrs; James L. Wittliff 📂 Article 📅 1987 🏛 Elsevier Science 🌐 English ⚖ 651 KB

Evidence from a variety of target organs has shown that progesterone receptor (PR) is induced by estrogen receptor (ER) in normal and neoplastic tissues. However, approximately 12% of the normal human uterine samples exhibit only PR with no measurable ER, suggesting the expression of both inducible