A histopathological analysis of spontaneous neoplastic and non-neoplastic lesions in aged male RccHan:WIST rats
نویسندگان
چکیده
منابع مشابه
Spontaneous neoplastic lesions in aged Sprague-Dawley rats.
Neoplastic lesions were observed in untreated aged Sprague Dawley (SD) rats throughout their lifespan starting at 5 weeks. Their mean survival times were 89 to 105 weeks of age. The total tumor incidences were 70 to 76.7% and 87 to 95.8% in males and females, respectively. The common neoplasmas were pituitary adenoma and adrenal pheochromocytoma in both sexes, testicular Leydig cell tumor in ma...
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The human ERBB2 proto-oncogene is widely considered a key gene involved in human breast cancer onset and progression. Among spontaneous tumors, mammary tumors are the most frequent cause of cancer death in cats and second most frequent in humans. In fact, naturally occurring tumors in domestic animals, more particularly cat mammary tumors, have been proposed as a good model for human breast can...
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BACKGROUND Ovary is the commonest site of neoplastic and non-neoplastic lesion, can present in childhood to postmenopausal age group and accounts for the most prevalent cause of hospital admissions. AIM This study was done to analyse the frequency of ovarian lesions their clinico-histological features in a rural set up. MATERIALS AND METHODS This is a prospective study of 145 ovarian lesion...
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Ovary is an important organ as it is concerned with the production of progeny. commonest site of neoplastic and non age group and accounts for the most prevalent cause of hospital admissions. lesions are classified as inflammatory (infectious and non non-cystic) and pregnancy related disorders.
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Background: Mast cells are involved in multiple biological events. The significance of mast cells in non-neoplastic and neoplastic lesions of the cervix has been studied with conflicting results. Its presence in a tumor has been described as evidence of host immunologic antitumor response, angiogenesis and tumor invasion. Aims/Objectives: To study mast cell density in various cervical lesions u...
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ژورنال
عنوان ژورنال: Journal of Toxicologic Pathology
سال: 2020
ISSN: 0914-9198,1881-915X
DOI: 10.1293/tox.2019-0064