Pituitary and Gonadal Function in Chromatin Positive XXY Klinefelter's Syndrome
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چکیده
منابع مشابه
Studies on pituitary-gonadal function in patients with Cushing's syndrome.
Basal levels of sex steroids, and the responses of LH and FSH to LH-RH were studied in twenty-five female patients with Cushing's syndrome (17 Cushing's disease and 8 adrenocortical adenoma). Only two patients had a regular menstrual cycle. Amenorrhea or oligomenorrhea had been of long duration in the other cases except for three postmenopausal patients. In patients with Cushing's disease, basa...
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INTRODUCTION Turner syndrome is characterized by the absence, total or partial, of one X chromosome in females, being one of the most frequent chromosomal abnormalities. Diagnosis is made by karyotype. Turner syndrome manifestations include primary hypogonadism, before or after puberty (gonadal dysgenesis). The degree and extent of gonadal disfunction are variable. OBJECTIVES We intended to a...
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OBJECTIVE Fibromyalgia (FM) and chronic fatigue syndrome (CFS) are clinically overlapping stress associated disorders. Neuroendocrine perturbations have been noted in both syndromes, and they are more common in women, suggesting abnormalities of gonadal steroid hormones. We tested the hypothesis that women with FM and CFS manifest abnormalities of the hypothalamic-pituitary-gonadal (HPG) hormon...
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GnRH and sex steroids play an important role in immune system modulation and development. GnRH and the GnRH receptor are produced locally by immune cells, suggesting an autocrine role for GnRH. Experimental studies show a stimulatory action of exogenous GnRH on the immune response. The immune actions of GnRH in vivo are, however, less well established. Oestrogen and androgen receptors are expre...
متن کاملOpposite Influence of Light and Blindness on Pituitary–Gonadal Function
Some environmental factors may influence the pituitary-gonadal function. Among these, light plays an important role in animals and in humans. The effect of light on the endocrine system is mediated by the pineal gland, through the modulation of melatonin secretion. In fact, melatonin secretion is stimulated by darkness and suppressed by light, thus its circadian rhythm peaks at night. Light pla...
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ژورنال
عنوان ژورنال: The Tohoku Journal of Experimental Medicine
سال: 1973
ISSN: 1349-3329,0040-8727
DOI: 10.1620/tjem.110.347