Historical Bibliography Updated: June 17, 2026
The menstrual cycle of the monkey, Macacus rhesus. Observations on normal animals, the effects of removal of the ovaries and the effects of injection of ovarian and placental extracts into the spayed animals.
Publication Details
Contr. Embryol. Carneg. Instn., 19,1-44. 1927 CE.
This paper marks the beginning of modern knowledge of the menstrual cycle. Allen showed that uterine bleeding occurs as a withdrawal effect when estrogen ceases to act on the endometrium.
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Thematic Classifications
| Catalog Metadata | Reference Information |
|---|---|
| Entry Number | #1185 |
| Permanent Link | https://staging.historyofmedicine.com/entry/1657 |
| Author Bio Link | Wikipedia ↗ |
| External URL | the-menstrual-cycle-of-the-monkey-macacus-rhesus-observations-on-normal-animals-the-effects-of-removal-of-the-ovaries-and-the-effects-of-injection-of-ovarian-and-placental-extracts-into-the-spayed-animals |