نتایج جستجو برای: androgen

تعداد نتایج: 24235  

Journal: :international journal of reproductive biomedicine 0
menha swellam abeer khaial tamer mosa hatim el-baz mohamed said

difficult diagnosis in endocrinology, gynecology, and reproductive medicine. to help solve this issue, the rotterdam consensus conference proposed to include the ultrasonographic follicle count as a new diagnostic criterion, in addition to hyperandrogenism and oligo-anovulation. unfortunately, its assessment does not offer sufficient reliability worldwide. objective: to explore the possible rol...

Faramarz Gharagozlou Ghazaleh Rafiee Mehdi Vojgani, Reza Youssefi, Vahid Akbarinejad,

Maternal testosterone has been indicated to affect sex ratio of offspring. The present study was conducted to elucidate the role of androgen receptor in this regard by blockade of androgen receptor using flutamide in female mice. Mice were randomly assigned to two experimental groups. Mice in the control (n = 20) and treatment (n = 20) groups received 8 IU equine chorionic gonadotropin (eCG) fo...

Journal: :Clinical and Experimental Obstetrics & Gynecology 2023

Objective: The scientific community has recently directed its attention towards investigating the role of androgens in female sexuality. This narrative review aims to elucidate central and peripheral androgen-mediated mechanisms involved sexual health function. Additionally, current state androgen therapeutic options is discussed. Mechanism: We searched several literature databases, including E...

Journal: :basic and clinical cancer research 0
samad muhammadnejad cancer research center, cancer institute, tehran university of medical sciences, tehran, iran ahad muhammadnejad cancer research center, cancer institute, tehran university of medical sciences, tehran, iran zohreh mazaheri vali-e-asr reproductive health research center, tehran university of medical sciences, tehran, iran farrokh tirgari cancer research center, cancer institute, tehran university of medical sciences, tehran, iran mohammad-ali oghabian research center for sciences and technology in medicine, tehran university of medical sciences tehran, iran maryam kazem haghighi cancer research center, cancer institute, tehran university of medical sciences, tehran, iran

background: androgen receptors (ar) play an important role in proliferation of cancerous prostatic cells and prevention of apoptotic signaling. current drugs cannot inhibit the activity of these receptors very well. establishment of appropriate animal models is essential for discovery of new drugs of target therapy in hormone dependent prostate cancer. materials and methods: standard prostatic ...

Journal: :Natural Product Communications 2022

Our previous study demonstrated that an extract of Cordyceps militaris (CM) derived from Samia Cynthia ricini inhibits testosterone-induced prostate hypertrophy in animal model. However, the bioactive components CM modulate function cells have not been identified and characterized. To do this, present explored effective component(s) influences viability androgen-responsive LNCaP cancer androgen...

Hanumanthachar Joshi, Milind Parle,

As men get older, there is a decline in functioning of many biological systems; the endocrine systems share such changes in hormone levels. Ageing in men is accompanied by progressive, but individually variable decline in serum testosterone production in healthy men especially in men over 60 years of age. Androgens determine the differentiation of male internal and external genitalia as well as...

Journal: :Cancer research 2005
Chih-pin Chuu Richard A Hiipakka Junichi Fukuchi John M Kokontis Shutsung Liao

Most prostate cancer patients develop androgen-independent recurrent prostate tumors a few years after androgen ablation therapy. No therapy, however, has been shown to substantially extend survival in these patients. Previously, we reported that androgen suppresses the growth of androgen-independent LNCaP prostate tumor cells both in vitro and in vivo. In cell culture, androgen receptor (AR)-r...

Journal: :cell journal 0

objective: prostate cancer antigen 3 (pca3) and microrna-141 (mir-141) are emerging molecules in prostate cancer (pca) pathogenesis and have been shown to be involved in androgen signaling. in this original research, we designed an experimental cell model with androgen-sensitive lncap cells to comparatively assess the extent of androgen responsiveness of pca3-mrna and mir-141 along with prostat...

2005
Chih-pin Chuu Richard A. Hiipakka Junichi Fukuchi John M. Kokontis

Most prostate cancer patients develop androgen-independent recurrent prostate tumors a few years after androgen ablation therapy. No therapy, however, has been shown to substantially extend survival in these patients. Previously, we reported that androgen suppresses the growth of androgen-independent LNCaP prostate tumor cells both in vitro and in vivo . In cell culture, androgen receptor (AR)–...

2000
Janne Suvisaari Pirkko Härkönen Kalyan Sundaram Gabriela Noé Narender Kumar Claude Aguillaume

................................................................................................................. 9 Introduction .......................................................................................................... 11 Review of the Literature....................................................................................... 13 Overview of Androgen Physiology ..............

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