11.BETA.-hydroxylase in mitochondrial fractions of functioning and non-functioning adrenocortical tumors.
نویسندگان
چکیده
منابع مشابه
Functioning Adrenocortical Tumors in Children-Secretory Behavior
OBJECTIVE Adrenocortical tumors are rare childhood neoplasms. More than 95% are functional and present with virilization, Cushing's syndrome, hypertension, or hyperestrogenism. The objective of this paper is to present the clinical, laboratory and pathological findings of this rare disease and to highlight the secretory behavior of these tumors. METHODS Clinical and laboratory data of seven I...
متن کاملPlasma chromogranin A in incidental non-functioning, benign, solid adrenocortical tumors.
OBJECTIVE To evaluate whether adenomas arising from the adrenal cortex, a tissue of epithelial origin, are associated with high chromogranin A (CgA) levels and whether such tumors may express and release this protein. In addition, to investigate whether high CgA levels imply a neuroendocrine differentiation of the adrenocortical adenomas and, therefore, represent a humoral marker of malignant t...
متن کاملNon-functioning pituitary tumors: 2012 update.
Non-functioning pituitary adenomas are the most common pituitary macroadenomas in adults, accounting for approximately 14%-28% of all clinically relevant pituitary tumors. They are a heterogeneous group of tumors that cause symptoms by compression and/or hormone deficiencies. The possibility of tumor growth is increased in macroadenomas and solid tumors as compared to microadenomas and cystic t...
متن کاملSpontaneous Rupture of a Functioning Adrenocortical Carcinoma
Adrenocortical carcinoma (ACC) is a rare malignancy with poor prognosis, and it can be classified as either a functional or nonfunctional tumor. Affected patients usually present with abdominal pain or with symptoms related to the mass effect or hormonal activity of the tumor. Several cases of spontaneously ruptured nonfunctional adrenocortical carcinoma have been reported, but no case of a spo...
متن کاملan exploratory study of differential item functioning (dif) in efl reading comprehension
بررسی دلایل عملکرد متفاوت سوالات آزمون درک مطلب به زبان خارجی تاریخچه ی تحقیق درباره ی منابع عملکرد مختلف سوالات (دیف) در آزمون درک مطلب پر است از مجموعه ای از متغیرهای فرضیه ای که چند مورد از مهمترین آنها عبارتند از: جنسیت، آشنایی با موضوع متن، علاقه به موضوع یا محتوای متن، حدس زدن، و عوامل بافت اجتماعی (پی 2004؛ زومبو و گلین 2005). مطالعه حاضر با استناد به فلسفه ی انکارپذیری پوپر عوامل ذکر...
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ژورنال
عنوان ژورنال: The Tohoku Journal of Experimental Medicine
سال: 1988
ISSN: 0040-8727,1349-3329
DOI: 10.1620/tjem.155.81