نتایج جستجو برای: follicular cells
تعداد نتایج: 1400180 فیلتر نتایج به سال:
In this study the reproductive organs of adult and apparently healthy female Azarbaijan buffaloes werecollected after slaughter from abattoir. Through observation of the ovaries, the luteal and follicular phases ofeach buffalo were specified. A total number of 36 oviducts at follicular phase and 36 oviducts at luteal phasewere collected and 3 tissue samples were taken from 3 regions of infundib...
Introduction: Adult stem cells are the group of cells which conserve their nature in tissues and organs among other cells. In recent years, the researchers reported the existence of stem cells on the Bulge of hair follicles near to the smooth muscle. It is possible to differentiate these stem cells to neural cells by induction of Shh, FGF, and RA factors. Because of existence of these factors ...
This study was conducted to evaluate histochemical alterations of river buffalo’s uterine wall acid andalkaline phosphatases (ALP and ACP), lipase and carbohydrate ratio during follicular and luteal phases.Forty apparently healthy and non pregnant river buffalos were considered for removal of the uterus aftersacrifice in slaughterhouse. All dissected uteri were divided into two luteal (by obser...
Abstract Background Follicular lymphoma (FL) is the second most common adnexal lymphoma of the eye that almost all of them are reported in elderly patients. Primary FL of the eye has been reported in only two children. Pediatric FL appears to be biologically distinct from typical adult FL. In cases without other organ involvement excision alone with close monitoring is a treatment of choic...
The aim of the present study was to develop an in vitro system for functional investigation of ovarian follicular cells in Sterlet, Acipenser ruthenus. Oocytes for the primary culture were obtained from the ovaries of a 6 years old Sterlet 729 g in weight and 47 cm in total length. The oocytes were in advanced vitellogenesis stage (PI >10). A part of the ovary (containing about 300 follicles) w...
Background and purpose: Despite the rapid development of assisted reproduction techniques (ÂRT) in recent years, implantation rates after replacement of embryos into the uterine cavity remains low. Ân important approach to improve embryo quaility and implantation rates has been the use of coculture systems. Hence this study was undertaken to evaluate the influence of cumulus cells monolayer i...
background: there are inter-observer disagreements between papillary thyroid carcinoma (ptc) with other follicular lesions of thyroid in aspect of diagnosis. cd56 is present on follicular epithelial cells of the normal thyroid. we evaluated the diagnostic value of cd56 expression in ptc, follicular thyroid lesions, and follicular thyroid neoplasms. materials and methods: seventythree cases diag...
Platypoecilus macuhatus is a Viviparous fish belonging to subclass teleosteons (F. Poeciliidae). Oogenesis in this fish can be divided in tow following stage I: Clear Ooplasm with few organells is covered with a layer of follicular cells. Apearence of the first yolk droples also Occurred in this stage. Stage II: microvilli forms and then a radial layer appears between them. The development of ...
for the present study, and follow-up of histochemical changes in estradiol valerate-induced polycysticovary syndrome (pcos), 48 virgin 90-day-old female rats were used. the rats were divided into thetreatment and control groups. for each rat of the treatment group, 4 mg estradiol valerate was injectedthrough intramuscular route for the induction of pcos. the control group was taken the same amo...
Warthin-like papillary carcinoma of the thyroid is a recently described variant of papillary thyroid carcinoma characterized histologically by a papillary structure and oxyphilic tumor cells in a chronic lymphocytic thyroiditis background. In this article, a tumoral mass of a 19-year-old female was studied cytologically and histologically. The patient complained of neck mass and was operated as...
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