نتایج جستجو برای: testicular germ cell

تعداد نتایج: 1710557  

Journal: :The Malaysian journal of pathology 2015
Wei Qiang Leow Hwai Liang Alwin Loh Lui Shiong Lee Chin Hong Ronald Goh

A 20-year-old male presented with persistent right testicular pain. Following ultrasound detection of testicular nodules and biopsy for intraoperative consultation which yielded germ cell tumour, he underwent radical orchidectomy. A predominantly whitish cyst and a lobulated, variegated nodule were identified. Histology showed a mature cystic teratoma with a focus of infiltrative epithelioid ce...

Journal: :Case Reports in Oncology 2021

Testicular cancer is a rare disease; however, cure rates are high for all tumor stages. Mostly, the disease diagnosed in an early (local) stage. We report case of 47-year-old male patient with giant nonseminomatous germ cell tumor. At time diagnosis, demonstrated necrotizing and ulcerating growing mass left scrotum approximate size 22 × 18 cm. According to prognostic classification Internationa...

Journal: :Cancer research 2006
Kazutoshi Fujita Akira Tsujimura Yasushi Miyagawa Hiroshi Kiuchi Yasuhiro Matsuoka Tetsuya Takao Shingo Takada Norio Nonomura Akihiko Okuyama

More than 70% of patients survive childhood cancer, but chemotherapy and radiation therapy may cause irreversible impairment of spermatogenesis. To treat infertility secondary to anticancer treatment for childhood cancer, we have developed a procedure to isolate germ cells from leukemic mice by fluorescence-activated cell sorting with two surface markers, and transplantation of isolated germ ce...

Journal: :Endocrinology 1999
J Lee J H Richburg E B Shipp M L Meistrich K Boekelheide

Sertoli cells, the supportive cells in the seminiferous epithelium, orchestrate spermatogenesis by providing structural and nutritional support to germ cells. In the rat, physiological apoptosis occurs continuously to limit the size of the germ cell population to numbers that can be adequately supported. This form of germ cell death is exaggerated after testicular insults such as toxicant treat...

2009
Christos Kalaitzis Athanasios Bantis Georgios Tsakaldimis Stylianos Giannakopoulos Efthimios Sivridis Stavros Touloupidis

INTRODUCTION Late relapse of a testicular germ cell tumour is an uncommon occurrence. We report a case of osteolytic bone metastasis appearing 23 years after the initial treatment of a metastatic testicular mixed tumour (choriocarcinoma and embryonal carcinoma). This is one of the longest periods of recurrence reported for testicular germ cell tumours. CASE PRESENTATION A 52-year-old Caucasia...

Journal: :Indian Journal of Pathology and Oncology 2022

Testicular tumors are relatively rare and comprise 1% of all male cancers worldwide with peak prevalence in the age group 15-35 years. lesions have a varied histomorphological spectrum largely categorized as non-neoplastic neoplastic lesions. To study incidence testicular lesions, to including well determine age-wise distribution, laterality clinical presentation The present is an observational...

Journal: :African journal of traditional, complementary, and alternative medicines : AJTCAM 2013
Ayobami Oladele Afolabi Hameed Adeola Aderoju Isiaka Abdullateef Alagbonsi

While anti-oxidant effects of Moringa oleifera in much oxidative stress related diseases have been well reported, cryptorchidism on the other hand has been shown to cause oxidative stress. However, study is scanty on the likely role of Moringa oleifera in reducing cryptorchidism-induced oxidative stress in rats has not been studied. The present study looked into the effects of methanolic extrac...

2015
Mehmet Kaba Necip Pirinççi Mehmet Bilgehan Yüksel İlhan Geçit Mustafa Güneş Murat Demir HurremTuran Akkoyun Halit Demir

INTRODUCTION Trace elements are primary components of biological structures; however, they can be toxic when their concentrations are higher than those needed for biological functions. MATERIALS AND METHODS In the present study serum levels of trace elements were measured in 30 patients (mean age was 26.9±11.2 years) newly diagnosed with germ cell testicular cancer and 32 healthy volunteers (...

2017
Dennis Andrew Buck Tristan Dean Smith Wilbur Nelson Montana

INTRODUCTION Testicular cancer is the most common malignancy in men aged 15-40 years [Bols et al.: Philadelphia, Wolters Kluwer, Lippincott Williams & Wilkins, 2011]. Its incidence comprises 0.8% of all male cancers worldwide, with a mortality rate of 0.1%. The incidence has nearly doubled from 1975 to 2007 leading to the concern of environmental causes [Thomas: Am J Epidemiol 2013; 178: 1240-1...

Bar-Chama N Chow YC Copperman A Greilach S Howerton K Izadyar F, Pacchiarotti J Ramos T Rao J Yuen C

Background: This study was conducted to identify and characterize repopulating spermatogonial stem cells (SSCs) in the adult human testes. Materials and Methods: Testes biopsies from obstructive azoospermic patients and normal segments of human testicular tissue were used. Flow cytometry, real time PCR and immunohistochemical analysis were performed. Purified human spermatogonia were transplant...

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