Clinical trials: Negative Feedback
Cortisol Resistance, Negative Feedback
Evaluation of Cortisol Resistance in Young Sedentary and Endurance-Trained Men
This study proposes to examine multiple aspects of the hypothalamic-pituitary-adrenal axis in younger endurance trained and sedentary men, and in older sedentary men.
- Conditions
- Cortisol Resistance, Negative Feedback, ACTH, Mineralcorticoid
- Trial name
- NCT01294319
- Testing
- Mifepristone, Spironolactone, Combined
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Premenopause, Healthy
Effect of Race on Gonadotropin Responses
The purpose of this study is to attempt to determine why estrogen levels are increased in African-American women as compared to Caucasian women by evaluating estrogen feedback on the brain.
- Trial name
- NCT00455962
- Testing
- Estradiol steroid infusion, Progesterone steroid infusion
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Postmenopause, Aging
Postmenopausal Women Estrogen and Progesterone Infusion
The purpose of the study is to study the effects of aging, estrogen and progesterone on the brain. Specifically, we want to look at how the hypothalamus and pituitary (two small glands in the brain) respond to estrogen.
- Trial name
- NCT00455741
- Testing
- Estradiol infusion, Progesterone infusion
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Alcohol Drinking, Alcohol Abuse
A Gamified, Social Media Inspired Personalized Normative Feedback Alcohol Intervention for Sexual Minority Women
Sexual minority women in the United States are more likely to drink alcohol, engage in heavy drinking, and experience alcohol-related problems than are heterosexual women.
- Conditions
- Alcohol Drinking, Alcohol Abuse, Alcohol; Harmful Use
- Trial name
- NCT03884478
- Testing
- Personalized Normative Feedback
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Loyola Marymount University