Results 81 to 90 of about 4,038 (203)

Decoding the Follicular Fluid Microenvironment: Integrative Biomarkers and Multiomics Signatures to Predict IVF Outcomes

open access: yesReproductive Medicine and Biology, Volume 25, Issue 1, January/December 2026.
ABSTRACT Background With the increase in the number of patients with infertility, the number of patients requiring in vitro fertilization and embryo transfer (IVF‐ET) is also increasing. No established method exists for predicting pregnancy rates under IVF‐ET, and the urgent development of pregnancy predictive biomarkers is required.
Ayako Muraoka, Hiroaki Kajiyama
wiley   +1 more source

Night work during pregnancy and risk of cryptorchidism among male offspring: A Danish nationwide register‐based cohort study

open access: yesAndrology, Volume 14, Issue 1, Page 140-148, January 2026.
Abstract Aim The aim was to investigate the association between night work during pregnancy and the risk of having a male offspring with cryptorchidism. Furthermore, we explored if the risk of cryptorchidism increased based on trimester‐specific night work (gestational weeks 1–12 and 13–22) by sensitivity analyses.
Charlotte Bertelsen   +8 more
wiley   +1 more source

Spatial transcriptomics mapping of immune cell and TGFβ signalling pathway heterogeneity in testicular germ cell tumours

open access: yesAndrology, Volume 14, Issue 1, Page 210-227, January 2026.
Abstract Background Testicular germ cell tumours (TGCTs) are amongst the most common malignancies in young men, and their incidence is increasing worldwide. Tissue heterogeneity hampers efforts to understand how TGCT precursors (termed germ cell neoplasia in situ; GCNIS) emerge and progress, restricting elucidation of new strategies for diagnosis and ...
Sarah C. Moody   +6 more
wiley   +1 more source

Human amniotic fluid-based exposure levels of phthalates and bisphenol A mixture reduce INSL3/RXFP2 signaling

open access: yesEnvironment International, 2020
Background: The presence of chemical pollutants in the environment can affect human health. Epidemiological and in vivo experimental studies reveal reprotoxic effects (undescended testis) of phthalates (diethylhexyl phthalate (DEHP), dibutyl phthalate ...
Valentine Suteau   +6 more
doaj   +1 more source

Role of androgen and gonadotrophins in the development and function of the Sertoli cells and Leydig cells: data from mutant and genetically modified mice [PDF]

open access: yes, 2009
Development and maintenance of the male phenotype and establishment of fertility are all dependent upon the activity of the Sertoli cells and Leydig cells of the testis.
Abel, M.H.   +4 more
core   +1 more source

Anti-Müllerian Hormone and Insulin-Like Peptide 3 Levels in Adolescent Polycystic Ovary Syndrome: Correlation with Androgen Levels and Ultrasonographic Features

open access: yesForbes Tıp Dergisi
Objective: Polycystic ovary syndrome (PCOS) is a common endocrine disorder characterized by chronic anovulation and hyperandrogenism. In adolescents, the diagnosis is challenging because of overlap with physiological pubertal changes.
Ayça KÖMÜRLÜOĞLU TAN   +5 more
doaj   +1 more source

The Concise Guide to PHARMACOLOGY 2025/26: G protein‐coupled receptors

open access: yesBritish Journal of Pharmacology, Volume 182, Issue S1, Page S24-S151, December 2025.
The Concise Guide to Pharmacology 2025/26 marks the seventh edition in this series of biennial publications in the British Journal of Pharmacology. Presented in landscape format, the guide provides a comparative overview of the pharmacology of drug target families. The concise nature of the Concise Guide refers to the style of presentation, being clear,
Stephen P. H. Alexander   +206 more
wiley   +1 more source

Identification and characterization of stem Leydig cells in the testis [PDF]

open access: yes, 2014
In the testis, several cell types are needed to ensure male fertility, among them the testosterone-producing Leydig cells. Testosterone supports the maturation of sperm and maintains the male phenotype.
Landreh, Luise
core   +1 more source

Germ cell and other tumors in individuals with differences in sex development

open access: yesCA: A Cancer Journal for Clinicians, Volume 75, Issue 6, Page 587-601, November/December 2025.
Abstract Approximately one in 3500 to one in 5100 live‐born infants have atypical external genital development, known as differences in sex development (DSD). In 2005, an expert consensus conference thoroughly reviewed aspects of health care for individuals with DSD.
Selma Feldman Witchel   +1 more
wiley   +1 more source

Biomarcadores de hipogonadismo masculino en la infancia y la adolescencia

open access: yesAdvances in Laboratory Medicine, 2020
El eje hipotálamo-hipófiso-testicular es activo en la vida fetal y durante los primeros meses de la vida posnatal: la hipófisis secreta hormona luteinizante (LH) y folículo-estimulante (FSH), mientras que el testículo produce testosterona y factor ...
Rey Rodolfo A.
doaj   +1 more source

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