The rate of renewal in woman of the water and sodium of the amniotic fluid as determined by tracer techniques
Autor: | Louis B. Flexner, Louis M. Hellman, Dean B. Cowie, W.S. Wilde, N. K. Proctor, G.J. Vosburgh |
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Rok vydání: | 1948 |
Předmět: |
Heavy water
medicine.medical_specialty Amniotic fluid Chromatography business.industry Sodium Obstetrics and Gynecology chemistry.chemical_element Water Isotopes of sodium Amniotic Fluid chemistry.chemical_compound Endocrinology chemistry Blood circulation Internal medicine TRACER medicine Humans Female business |
Zdroj: | American journal of obstetrics and gynecology. 56(6) |
ISSN: | 0002-9378 |
Popis: | The rate of passage of water and sodium from the maternal circulation to the amniotic fluid has been measured with heavy water and radioactive sodium as the tracer substances. The water of the fluid is completely replaced on the average once every 2.9 hours; this considerable rate of turnover is at variance with the concept that the amniotic fluid is stagnant. The rate of transfer of water is about five times more rapid than that of sodium. |
Databáze: | OpenAIRE |
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