Results 41 to 50 of about 4,118 (214)

Salivary/Serum Progesterone Ratio Differs Between Menstrual Cycle Phases but Not Between Populations: Implications for Health, Reproductive, and Behavioral Research

American Journal of Human Biology, Volume 37, Issue 7, July 2025.
Scatterplot of paired measurements of PFree‐SAL (y‐axis, log scale) versus PTotal‐VEN (x‐axis, log scale) for each of our 36 Bolivian study participants. Dotted diagonals represent lines of constant uptake fraction (UF = PFree‐SAL/PTotal‐VEN) from 0.2% to 100%. The solid red line represents the linear regression model for luteal phase pairs (red dots),
Virginia J. Vitzthum, Diva Bellido, Lourdes Echalar, Esperanza Caceres, Jonathan Thornburg   +4 more
wiley   +1 more source

Mecanismos de acción hormonal a través de receptores ubicados en la membrana celular

Medimay, 2005
Se realizó una revisión bibliográfica con el objetivo de exponer y analizar los mecanismos de acción hormonal a través de los receptores hormonales ubicados en la membrana celular, su estructura, la interacción Hormona – Receptor (H-R), los eventos que ...
Judith Pérez Avila, José Luis Valenciaga Rodríguez, Alina Acosta, Orlando Nicolau Mena, Silvia Elena Turcios Tristá, Francisco Navaroli Fernández   +5 more
doaj   +4 more sources

Combined first‐trimester screening and invasive diagnostics for atypical chromosomal aberrations: Danish nationwide study of prenatal profiles and detection compared with NIPT

Ultrasound in Obstetrics &Gynecology, Volume 64, Issue 4, Page 470-479, October 2024.
ABSTRACT Objectives Our aim was to examine the prenatal profiles of pregnancies affected by an atypical chromosomal aberration, focusing on pathogenic copy‐number variants (pCNVs). We also wanted to quantify the performance of combined first‐trimester screening (cFTS) and a second‐trimester anomaly scan in detecting these aberrations. Finally, we aimed
K. Gadsbøll, I. Vogel, S. E. Kristensen, L. H. Pedersen, J. Hyett, O. B. Petersen, The Danish Cytogenetic Central Register study group   +6 more
wiley   +1 more source

Scientific opinion on the exposure of the adult population of the Republic of Croatia to dioxins and dioxin‐like polychlorinated biphenyls from different types of food.

Food Risk Assess Europe, Volume 2, Issue 4, October 2024.
Summary Dioxins (PCDD/F) and dioxin‐like polychlorinated biphenyls (DL‐PCB) are harmful compounds that remain in the environment and accumulate in the food chain. Polychlorinated dibenzo‐p‐dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) are mainly by‐products of industrial processes, but can also be the result of natural processes such as ...
Andrea Gross–Bošković, Danijela Stražanac, Snježana Herceg Romanić, Gordana Mendaš Starčević, Nina Bilandžić, Tomislav Klapec   +5 more
wiley   +1 more source

Marañón y la identidad sexual: biología, sexualidad y género en la España de la década de 1920

Arbor: Ciencia, Pensamiento y Cultura, 2013
En este artículo se examinan tres trabajos de Gregorio Marañón, publicados por primera vez en 1926 y agrupados bajo el epígrafe de Tres ensayos sobre la vida sexual. Estos ensayos tuvieron una gran resonancia y fueron objeto de numerosas ediciones.
Ramón Castejón Bolea
doaj   +1 more source

Faecal cortisol levels in a wild Iberian red deer population are best explained by prior weather conditions

Journal of Zoology, Volume 322, Issue 4, Page 375-385, April 2024.
We analysed the influence of prior weather conditions, seasonality, sex, influx of ecotourism and nutrition on cortisol and T3 levels of a wild population of red deer. Our results indicate that prior climatic conditions, rather than just seasonality, best explained the variations of these hormones within seasons and among years.
A. Gort‐Esteve, A. Carbajal, M. López, X. Manteca, J. Ruiz‐Olmo, J. L. Riera   +5 more
wiley   +1 more source

Perfil hormonal del envejecimiento muscular

Repertorio de Medicina y Cirugía, 2011
El concepto de sarcopenia implica la pérdida de la masa y la fuerza musculares asociadas con el envejecimiento. Se produce por múltiples factores, como el daño oxidativo, pérdida de unidades motoras alfa de la médula espinal, disminución de la calidad y ...
Rodrigo Becerra Urrego, Juan Carlos Galvis Rincón   +1 more
doaj   +1 more source

Obesity as a risk factor in the development of cancer

Revista Peruana de Medicina Experimental y Salud Pública, 2015
According to the World Health Organization, every year about 3.4 million adults die of consequences related to overweight or obesity. People with a Body Mass Index above 30 are more likely to express certain diseases, including some types of cancer.
Deissy Herrera-Covarrubias, Genaro Alfonso Coria-Avila, Cynthia Fernández-Pomares, Gonzalo E. Aranda-Abreu, Jorge Manzo Denes, María Elena Hernández   +5 more
doaj   +1 more source

Drugs used during embryo transfer to improve pregnancy rate

RIA: Revista Investigaciones Agropecuarias
Los resultados en la transferencia de embriones (TE) han sido muy variados y no muy alentadores, reconociendo a la implantación del embrión, como el paso de mayor importancia para lograr la gestación.
Octavio Martínez-Guerrero, F.J. Gutiérrez-Piñ   +1 more
doaj   +1 more source

Evaluación de dos estimulantes hormonales para el engorde de toretes Brahman bajo pastoreo y bloques multinutricionales suplementarios

Siembra, 2016
La alimentación en la producción animal es un reto que enfrentan los agricultores al buscar que el animal alcance el peso ideal en el menor tiempo y al menor costo posible.
Eloy Castro, Carmen Pérez, Carlos Alberto Ortega, Diego Salazar Vizuete, Juan Pazmiño González   +4 more
doaj   +1 more source