Effects of Extracts from Cimicifuga Racemosa on Gonadotropin Release in Menopausal Women and Ovariectomized Rats Planta Medica, Vol. 57, 1991, pp. 420-424
Author: Eva Maria Duker, et al

A gonad is a reproductive gland such as an ovary or testes. A gonadotropin is one of the hormones like FSH that is stimulated by the gonad. This study analyzes the LH and FSH levels with relationship to black cohosh and shows the direct relationship between black cohosh and LH and hypothesizes how it may work.

Tripterpene Glycosides from Cimicifuga Racemosa Journal of Natural Products, 2000, pp 905-910
Author: Dr. Yu Shao

Chemistry lesson about the identification of eight additional glycosides found in cimicifuga racemosa. The tripterpene glycosides are the main components of black cohosh and are used as marker compounds to standardize black cohosh.

HRT vs. Remifemin in Menopause American Journal of Natural Medicine, Vol. 3, No. 4, May 1996, pp. 7-10

Remifemin is a standardized black cohosh extract similar to Oöna. Article discusses of the benefits of black cohosh use in the form of Remifemin as opposed to HRT. Concludes that black cohosh in the form of Remifemin has been shown to produce symptomatic relief comparable to that of HRT without the risk of serious side effects.