نتایج جستجو برای: ggn repeat

تعداد نتایج: 73659  

2010
Kazunori Okada

This chapter presents a comprehensive review of the literature related to ground-glass nodules (GGNs) and evaluates effectiveness of RAGF algorithm, proposed by our previous work [45, 46], for pulmonary nodule characterization of GGN cases in the high-resolution computed tomography (HRCT) images. The literature on GGNs in radiology, pathology and medical image analysis are surveyed and discusse...

2016
Xiangrui Meng Peng Lu Zhi Chu Qingxia Fan

Ovarian cancer is the main cause of death among women with gynecological malignancies. Androgen and its receptors play an important role in ovarian cancer pathogenesis. Here, We aim to evaluate the relationship between AR CAG and GGN repeat length polymorphisms and Epithelial Ovarian Cancer (EOC) risk in a two-stage, case-control study among Chinese women. The repeat length was analyzed as a ca...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده علوم 1389

آندروژن ها نقشی اساسی در تمایز ثانویه جنسی، از جمله اسپرماتوژنز بازی می کنند که این اعمال به واسطه گیرنده آندروژن انجام می گیرد. ژن کد کننده گیرنده آندروژن انسانی (ar) دارای دو تکرار پلی مورفیک cag و ggn در اگزون اول خود می باشد. تا کنون نقش تکرار cag به خوبی در چندین اختلال بالینی از جمله ناباروری، بررسی شده است اما عملکرد دقیق ggn هنوز نامشخص است و اطلاعات ناچیزی در مورد آن وجود دارد. در این ...

Journal: :European journal of cancer 2011
Åke Västermark Yvonne Lundberg Giwercman Oskar Hagströmer Ewa Rajpert De-Meyts Jakob Eberhard Olof Ståhl Gabriella Cohn Cedermark Hamideh Rastkhani Gedske Daugaard Stefan Arver Aleksander Giwercman

Increasing incidence of testicular germ cell cancer (TGCC) is most probably related to environment and lifestyle. However, an underlying genetic predisposition may play a role and since sex steroids are assumed to be important for the rise and progression of TGCC, a study of androgen receptor (AR) gene polymorphisms in relation to the risk, histological type and progression of TGCC was undertak...

2017
Masahiro Yanagawa Takeshi Johkoh Masayuki Noguchi Eiichi Morii Yasushi Shintani Meinoshin Okumura Akinori Hata Maki Fujiwara Osamu Honda Noriyuki Tomiyama

To evaluate thin-section computed tomography (CT) (TSCT) features that differentiate adenocarcinoma in situ (AIS), minimally invasive adenocarcinoma (MIA), and invasive adenocarcinoma (IVA), and to determine the size of solid portion on CT that correlates to pathological invasive components. Forty-eight patients were included. Nodules were classified into ground-glass nodule (GGN), part-solid, ...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2008
Mary L Biggs Mark D Davis David L Eaton Noel S Weiss Dana B Barr David R Doody Sherianne Fish Larry L Needham Chu Chen Stephen M Schwartz

Testicular germ cell carcinoma (TGCC) is the most common malignancy among men ages 20 to 34 years. Although the pathogenesis of TGCC is poorly understood, suboptimal androgen levels or impaired androgen signaling may play a role. Some persistent organochlorine pesticides commonly found in human tissue possess antiandrogenic properties. We examined whether the risk of TGCC is associated with ser...

2017
Jae-Uk Song Junwhi Song Kyung Jong Lee Hojoong Kim O Jung Kwon Joon Young Choi Jhingook Kim Joungho Han Sang-Won Um

BACKGROUND A ground-glass nodule (GGN) represents early-stage lung adenocarcinoma. However, there is still no consensus for preoperative staging of GGNs. Therefore, we evaluated the need for the routine use of positron emission tomography/computed tomography (PET)/computed tomography (CT) scans and brain magnetic resonance imaging (MRI) during staging. METHODS A retrospective analysis was und...

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