Results 71 to 80 of about 127,194 (360)

Prevalence of AAS‐Positive Samples at Drug Abuse Laboratory Sweden Between 2014 and 2023 and Sub‐Study of Dual Use of AAS and Narcotics

Drug Testing and Analysis, EarlyView.
Throughout 2014–2023, over 20,000 AAS analyses have been conducted at the drug of abuse laboratory, Karolinska University Hospital. Approximately 20% and 2% of the samples have been positive for AAS, with no trends of increase or decrease. Around 50% of the AAS‐positive samples were also positive for narcotics (year 2022–2023), with gender differences;
Kim Petterson Bohlin, Tomas Villén, Oscar Hopcraft, Anton Pohanka, Lena Ekström   +4 more
wiley   +1 more source

Evaluation of the diagnostic value of different serum biomarkers in girls with central precocious puberty

Egyptian Pediatric Association Gazette
Background Alarming trends show an increase in referrals of girls with suspected early puberty. However, variations in defining precocious puberty exist.
Yasmine Abdelmeguid, Omneya Abdelkarem, Shaymaa Raafat   +2 more
doaj   +1 more source

Successful outcome of a pregnancy derived from premature ovulation in a gonadotropin‐releasing hormone antagonist protocol: A case report

Clinical Case Reports, 2021
In the gonadotropin‐releasing hormone (GnRH) antagonist protocol, it is necessary to reinforce contraceptive guidance assuming that luteinizing hormone surge is not detected by measurement of serum level and ovulation is not suppressed by GnRH antagonist.
Daichi Inoue, Yoshimasa Asada, Tomoko Ando   +2 more
doaj   +1 more source

Genetic association between microRNA gene polymorphisms and polycystic ovary syndrome susceptibility: A systematic review and meta‐analysis

International Journal of Gynecology &Obstetrics, EarlyView.
Abstract Background Polycystic ovary syndrome (PCOS) is a prevalent endocrine disorder in women of reproductive age, associated with genetic and environmental factors, including microRNA (miRNA) gene polymorphisms. Objective To evaluate the association between miRNA gene polymorphisms and PCOS. Search Strategy PubMed, Embase, Web of Science, and Scopus
Amaxsell Thiago Barros de Souza, Ketelly Leônara da Silva Torres, Ayane Cristine Alves Sarmento, Ariadne Sarynne Barbosa de Lima, Kleyton Santos de Medeiros, Deyse de Souza Dantas, Ricardo Ney Cobucci, Ana Katherine Gonçalves, Janaina Cristiana de Oliveira Crispim   +8 more
wiley   +1 more source

Homeostatic relevance of vitamin D in maintaining male fertility in human: Down–regulation of oxidative stress and up-regulation of anti-oxidative defense and steroidal hormones

Asian Pacific Journal of Reproduction, 2018
Objective: To evaluate correlation between the levels of vitamin D and male infertility as well as to determine the efficacy of vitamin D in improving the male fertility by up-regulating the levels of testosterone and spermatogenesis.Methods: In the ...
Fahad Hussain, Arif Malik, Muhammad Saeed Qureshi, Muhammad Imran, Sulayman Waquar, Hassan Shafique, Zohaib Rana, Hnin Ei Thu, Zahid Hussain   +8 more
doaj   +1 more source

PACAP induces FSHβ gene expression via EPAC. [PDF]

, 2019
Gonadotropins, luteinizing hormone (LH) and follicle-stimulating hormone (FSH), are heterodimers of a common α subunit and unique β subunits. Regulation of their levels, primarily by GnRH, is critical for reproductive function.
Coss, Djurdjica, Yeh, Debra M
core  

FIGO Fertility Passport: A tool for patients and their healthcare providers

International Journal of Gynecology &Obstetrics, EarlyView.
Abstract Infertility is a condition with significant psychological, economic, and health implications. Investigations are generally conducted by a primary healthcare provider who then refers to a specialist; however, multidisciplinary care is often required.
Elif Goknur Topcu, M. Louise Hull, Scott Nelson, Edgar Mocanu, Eytan Barnea, Dov Feldberg, Togas Tulandi, Akira Iwase, Laurie Henry, Ajey Bhardwaj, Jaideep Malhotra, Jackline Akol, Ivonne Diaz Yamal, Hrishikesh Pai, Nikhil Purandare   +14 more
wiley   +1 more source

Luteinizing hormone-releasing hormone receptor-mediated delivery of mitoxantrone using LHRH analogs modified with PEGylated liposomes

International Journal of Nanomedicine, 2010
Yingna He, Linhua Zhang, Cunxian SongKey Laboratory of Biomedical Material of Tianjin, Institute of Biomedical Engineering, Peking Union Medical College and Chinese Academy of Medical Sciences, Tianjin, ChinaAbstract: A sterically stabilized ...
Yingna He, Linhua Zhang, Cunxian Song
doaj  

Reproductive outcomes in fresh transfer cycles and antagonists with premature luteinizing and/or progesterone surge: a single center retrospective cohort study

Frontiers in Endocrinology
BackgroundThe optimal outcome of assisted reproductive technology is a successful live birth after fresh embryo transfer. However, the success pregnancy rate of fresh embryo transfer cycle in antagonist protocol is lower than that observed in other ...
Chun-Xiao Wei, Chun-Xiao Wei, Jian-Wei Zhang, Shan Xiang, Fang Lian   +4 more
doaj   +1 more source

Functional Divergence of Glycoprotein Hormone Receptors [PDF]

, 2010
Two lamprey glycroprotein hormone receptors (lGpH-R I and II) highly similar with gnathostome GpH-Rs were cloned from sea lamprey testes and thyroid, respectively.
Freamat, Mihael, Sower, Stacia A.
core   +3 more sources