Results 31 to 40 of about 530,688 (295)

Fetal testosterone and autistic traits [PDF]

, 2009
Studies of amniotic testosterone in humans suggest that fetal testosterone (fT) is related to specific (but not all) sexually dimorphic aspects of cognition and behaviour.
Kevin Taylor, Simon Baron‐Cohen, Bonnie Auyeung, Rebecca Knickmeyer, Knickmeyer, Rebecca, Ashwin, Emma, Auyeung, Bonnie; id_orcid, Gerald Hackett, Taylor, Kevin, Hackett, Gerald, Emma Ashwin, Baron-Cohen, Simon   +11 more
core   +1 more source

Prevalence of testosterone deficiency in HIV-infected men under antiretroviral therapy

BMC Infectious Diseases, 2016
Background The prevalence of hypogonadism in HIV-infected patients is still a matter of debate as there is no standardized consensual diagnostic method.
Ana Rita Gomes, Pedro Souteiro, Carolina Germana Silva, Bernardo Sousa-Pinto, Francisco Almeida, António Sarmento, Davide Carvalho, Paula Freitas   +7 more
doaj   +1 more source

Study protocol to investigate the effects of testosterone therapy as an adjunct to exercise rehabilitation in hypogonadal males with chronic heart failure [PDF]

, 2006
Testosterone deficiency is a common occurrence in men with chronic heart failure (CHF) and may underpin features of advanced disease, including reduced skeletal muscle mass and fatigue.
Mathur, Atish, Zwierska, Irena, Saxton, John, Saxton, John M, Channer, Kevin S, Channer, Kevin   +5 more
core   +1 more source

Testosterone deficiency impairs cardiac interfibrillar mitochondrial function and myocardial contractility while inducing oxidative stress

Frontiers in Endocrinology, 2023
IntroductionClinical studies have shown that low levels of endogenous testosterone are associated with cardiovascular diseases. Considering the intimate connection between oxidative metabolism and myocardial contractility, we determined the effects of ...
Patrícia Ribeiro do Val Lima, Karoline Sousa Ronconi, Elis Aguiar Morra, Paula Lopes Rodrigues, Renata Andrade Ávila, Eduardo Merlo, Jones B. Graceli, Maylla Ronacher Simões, Ivanita Stefanon, Rogério Faustino Ribeiro Júnior   +9 more
doaj   +1 more source

Prediction of secondary testosterone deficiency using machine learning: A comparative analysis of ensemble and base classifiers, probability calibration, and sampling strategies in a slightly imbalanced dataset

Informatics in Medicine Unlocked, 2021
Testosterone is the most important male sex hormone, and its deficiency brings many physical and mental harms. Efficiently identifying individuals with low testosterone is crucial prior to starting proper treatment.
Monique Tonani Novaes, Osmar Luiz Ferreira de Carvalho, Pedro Henrique Guimarães Ferreira, Taciana Leonel Nunes Tiraboschi, Caroline Santos Silva, Jean Carlos Zambrano, Cristiano Mendes Gomes, Eduardo de Paula Miranda, Osmar Abílio de Carvalho Júnior, José de Bessa Júnior   +9 more
doaj   +1 more source

Daily subcutaneous testosterone for management of testosterone deficiency

Frontiers in Bioscience, 2018
Testosterone deficiency (TD) is a public health concern, a predictor of metabolic syndrome, and is associated with an increased all-cause and cardiovascular mortality. Testosterone deficiency in men is treated by a variety of methods including injectable testosterone compounds, patches, gels, pellets, and oral preparations.
Nasimeh, Yazdani, Stacy, Matthews Branch
openaire   +2 more sources

Testosterone Trajectories and Reference Ranges in a Large Longitudinal Sample of Male Adolescents [PDF]

, 2014
Purpose: Pubertal dynamics plays an important role in physical and psychological development of children and adolescents. We aim to provide reference ranges of plasma testosterone in a large longitudinal sample.
Laura Cousino Klein, Ammar Khairullah, Klein, Laura Cousino, Margaret T. May (627545), Courtney A Whetzel, May, Margaret T, Suzanne M Ingle, Elizabeth J. Susman (636278), Elizabeth J Susman, Whetzel, Courtney A, Khairullah, Ammar, Ammar Khairullah (636275), Ingle, Suzanne M, Susman, Elizabeth J, Paus, Tomas, Tomáš Paus, Tomáš Paus (135690), Courtney A. Whetzel (636277), Margaret T May, Laura Cousino Klein (636276), Suzanne M. Ingle (627546)   +20 more
core   +1 more source

Testosterone deficiency in dialysis patients: Differences according to the dialysis techniques

Nefrología (English Edition), 2017
Testosterone deficiency is a prevalent condition in male patients with chronic kidney disease. However, it is not known whether the type of renal replacement therapy has an impact on testosterone deficiency that accompanies loss of renal function ...
Secundino Cigarrán, Francisco Coronel, Enrique Florit, Jesús Calviño, Juan Villa, Lourdes Gonzalez Tabares, José Antonio Herrero, Juan Jesús Carrero   +7 more
doaj   +1 more source

Testosterone and androstenedione concentrations in human testis and epididymis during the first two years of life [PDF]

, 1983
Testosterone and androstenedione were measured in testicular and epididymal tissue of 37 previously healthy infants between 1 and 24 months of age who died suddenly. In half of the patients elevated plasma levels of cortisol and androstenedione suggested
Eisenmenger, Wolfgang, Dörr, H. G., Bidlingmaier, F., Kuhnle, U., Knorr, D.   +4 more
core   +1 more source

A Validated Age-Related Normative Model for Male Total Testosterone Shows Increasing Variance but No Decline after Age 40 Years [PDF]

, 2014
The diagnosis of hypogonadism in human males includes identification of low serum testosterone levels, and hence there is an underlying assumption that normal ranges of testosterone for the healthy population are known for all ages.
Wallace, W Hamish B, Li, Lucy Q, Lucy Q Li, Thomas W Kelsey, Richard A Anderson, Whelan, Ashley, Ashley Whelan, Lucy Q. Li (641265), Ashley Whelan (641266), Mitchell, Rod T, Richard A. Anderson (64013), Wallace, Hamish, Kelsey, Thomas W, W. Hamish B. Wallace (254093), Richard A. Anderson, Thomas W. Kelsey, Rod T. Mitchell, B. Wallace, Anderson, Richard, W Hamish B Wallace, Anderson, Richard A, W. Hamish, Rod T Mitchell, Thomas W. Kelsey (254095), Rod T. Mitchell (164314), Lucy Q. Li   +25 more
core   +1 more source