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Transformations in the D ring of estrogens by mammalian blood ‘in vitro’.

Investigations of the participation of non-endocrine organs in steroid transformations are gaining equal prominence with those studies in which end products of overall steroid metabolism are sought in the excretia. Although the liver probably plays an important role in this regard, the importance of extrahepatic tissues in steroid metabolism is becoming increasingly apparent. In 1948 Werthessen and collaborators (1, 2, 3) reported that incubation of estrone in blood resulted in destruction of the 17-keto function of the steroid accompanied by a loss of biological activity. On the other hand, Bischoff and associates (4, 5) incubated the red cells of rabbit or man with estrone and observed a marked increase in the biological activity of the added steroid. The discrepancy in the two sets of data was ascribed at the time to differences either in assay techniques or in experimental conditions.

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.115292
Date January 1963
CreatorsTrachewsky, Daniel.
ContributorsHobkirk, R. (Supervisor)
PublisherMcGill University
Source SetsLibrary and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada
LanguageEnglish
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Formatapplication/pdf
CoverageMaster of Science. (Department of Chemistry.)
RightsAll items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated.
Relationalephsysno: NNNNNNNNN, Theses scanned by McGill Library.

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