Author pages are created from data sourced from our academic publisher partnerships and public sources.
- Publications
- Influence
The premenstrual syndrome.
Abstract In a crossover study conducted over a six-month period in eight patients with well-characterized premenstrual syndrome, physical and behavioral symptoms were relieved by daily administration… Expand
Effects of replacement dose of dehydroepiandrosterone in men and women of advancing age.
- A. J. Morales, J. Nolan, J. Nelson, S. Yen
- Medicine
- The Journal of clinical endocrinology and…
- 1 June 1994
Aging in humans is accompanied by a progressive decline in the secretion of the adrenal androgens dehydroepiandrosterone (DHEA) and DHEA sulfate (DS), paralleling that of the GH-insulin-like growth… Expand
The effect of six months treatment with a 100 mg daily dose of dehydroepiandrosterone (DHEA) on circulating sex steroids, body composition and muscle strength in age‐advanced men and women
- A. J. Morales, R. Haubrich, J. Hwang, H. Asakura, S. Yen
- Medicine
- Clinical endocrinology
- 1 October 1998
The biological role of the adrenal sex steroid precursors ‐ DHEA and DHEA sulphate (DS) and their decline with ageing remains undefined. We observed previously that administration of a 50 daily dose… Expand
Nutritional and endocrine-metabolic aberrations in amenorrheic athletes.
- G. Laughlin, S. Yen
- Biology, Medicine
- The Journal of clinical endocrinology and…
- 1 December 1996
Growing evidence suggests that menstrual disturbances in female athletes are related to the metabolic cost of high levels of energy expenditure without compensatory increases in dietary intake.… Expand
Expression of inhibin/activin subunits and follistatin messenger ribonucleic acids and proteins in ovarian follicles and the corpus luteum during the human menstrual cycle.
- V. Roberts, S. Barth, A. el-Roeiy, S. Yen
- Biology, Medicine
- The Journal of clinical endocrinology and…
- 1 November 1993
The physiological role of intraovarian activin (beta/beta) and inhibin (alpha/beta) dimers in humans in unclear. The identification of follistatin as a beta-subunit-specific high affinity binding… Expand
Hormonal dynamics at midcycle: a reevaluation.
- J. Hoff, M. Quigley, S. Yen
- Biology, Medicine
- The Journal of clinical endocrinology and…
- 1 October 1983
The dynamics of ovarian and pituitary hormone changes during the midcycle period were evaluated. Changes in hormone levels were determined at 2-h intervals for 5 consecutive days during the… Expand
A prospective study of dehydroepiandrosterone sulfate, mortality, and cardiovascular disease.
- E. Barrett-connor, K. Khaw, S. Yen
- Medicine
- The New England journal of medicine
- 11 December 1986
It has been postulated that dehydroepiandrosterone (DHEA) and its sulfate ester, dehydroepiandrosterone sulfate (DHEAS), the major secretory products of the human adrenal gland, may be discriminators… Expand
Insulin, somatotropic, and luteinizing hormone axes in lean and obese women with polycystic ovary syndrome: common and distinct features.
- A. J. Morales, G. Laughlin, T. Bützow, H. Maheshwari, G. Baumann, S. Yen
- Biology, Medicine
- The Journal of clinical endocrinology and…
- 1 August 1996
The basic tenet of this investigation was that obesity is not a prerequisite in the development of polycystic ovary syndrome (PCOS), as indicated by the fact that 50% of PCOS women are not obese.… Expand
Alterations in the hypothalamic-pituitary-ovarian and the hypothalamic-pituitary-adrenal axes in athletic women.
- A. Loucks, J. Mortola, L. Girton, S. Yen
- Chemistry, Medicine
- The Journal of clinical endocrinology and…
- 1 February 1989
The functional integrity of the hypothalamic-pituitary-ovarian and hypothalamic-pituitary-adrenal axes was assessed by determining pulsatile LH, ACTH, and cortisol secretion during the early… Expand
Diagnosis of premenstrual syndrome by a simple, prospective, and reliable instrument: The calendar of premenstrual experiences
- J. Mortola, L. Girton, L. Beck, S. Yen
- Medicine
- Obstetrics and gynecology
- 1 August 1990
To establish a quantitative method for the diagnosis of premenstrual syndrome (PMS), a simple prospective inventory, the calendar of premenstrual experiences, was constructed. The validity and… Expand