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Updated: Jul 11, 2026

An In Vivo Estrogen Deficiency Mouse Model for Screening Exogenous Estrogen Treatments of Cardiovascular Dysfunction After Menopause
Published on: August 13, 2019
Preclinical characterization of selective estrogen receptor beta agonists: new insights into their therapeutic
1Wyeth Research, Women's Health Research Institute, 500 Arcola Rd, RN-3163, 19426 Collegeville PA, USA. harrish@wyeth.com
Abstract:
It has now been over 10 years since Jan-Ake Gustafsson revealed the existence of a second form of the estrogen receptor (ERbeta) at a 1996 Keystone Symposium. Since then, substantial success has been made in distinguishing its potential biological functions from the previously known form (now called ERalpha) and how it might be exploited as a drug target. Subtype selective agonists have been particularly useful in this regard and suggest that ERbeta agonists may be useful for a variety of clinical applications without triggering classic estrogenic side effects such as uterine stimulation. These applications include inflammatory bowel disease, rheumatoid arthritis, endometriosis, and sepsis. This manuscript will summarize illustrative data for three ERbeta selective agonists, ERB-041, WAY-202196, and WAY-200070.
Insights
Researchers explored estrogen receptor beta (ERbeta) selective agonists, finding potential therapeutic applications for inflammatory conditions like IBD and arthritis without typical estrogenic side effects.
Area of Science:
- Endocrinology and pharmacology
- Molecular biology
- Drug discovery
Background:
- Estrogen receptor beta (ERbeta) discovery over a decade ago.
- Distinguishing ERbeta functions from ERalpha.
- ERbeta as a potential drug target for various diseases.
Purpose of the Study:
- To summarize data on three ERbeta selective agonists: ERB-041, WAY-202196, and WAY-200070.
- To highlight the therapeutic potential of ERbeta agonists.
- To demonstrate potential applications without classic estrogenic side effects.
Main Methods:
- Utilizing subtype selective agonists to investigate ERbeta activity.
- Summarizing illustrative data from preclinical or clinical studies (details not specified in abstract).
- Comparing the effects of ERB-041, WAY-202196, and WAY-200070.
Main Results:
- ERbeta agonists show promise for treating inflammatory conditions.
- Potential applications include inflammatory bowel disease, rheumatoid arthritis, endometriosis, and sepsis.
- ERbeta agonists may offer therapeutic benefits without uterine stimulation.
Conclusions:
- ERbeta selective agonists represent a promising therapeutic strategy.
- These compounds may provide treatments for inflammatory and autoimmune diseases.
- Targeting ERbeta offers a way to achieve therapeutic effects with reduced side effects.
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