Results 41 to 50 of about 21,813 (218)

Respuestas a distintos niveles de organización biológica del poliqueto Boccardia proboscidea ante la contaminación cloacal

open access: yesEcología Austral, 2023
El vertido de efluentes domésticos e industriales a los océanos es una de las principales formas de contaminación marina. El impacto de estos efluentes sobre el medio marino se puede estudiar a través de las respuestas a distintos niveles de ...
Manuela Ortells Privitera   +2 more
doaj   +1 more source

Differential gene expression in Chorthippus parallelus (Zetterstedt, 1821) (Orthoptera: Acrididae: Gomphocerinae) induced by Wolbachia infection

open access: yesInsect Science, Volume 32, Issue 6, Page 2105-2124, December 2025.
Distinct lineages of the grasshopper Chorthippus parallelus (Orthoptera: Acrididae) form a well‐known hybrid zone (HZ) in the Pyrenees mountain range; the Iberian endemism C. p. erythropus (Cpe) and the subspecies C. p. parallelus, (Cpp) widely distributed throughout the rest of Europe. Both subspecies differ in diverse traits, including the strains of
Patricia Jiménez‐Florido   +4 more
wiley   +1 more source

Biomarcadores cardíacos: Presente y futuro

open access: yesRevista Colombiana de Cardiología, 2012
En la actualidad, las enfermedades cardiovasculares se consideran la pandemia más significativa del siglo XXI. Dentro de ellas, la enfermedad coronaria es la más prevalente y la que más morbi-mortalidad genera; en el caso particular de Colombia, es la principal causa de muerte en individuos mayores de 45 años.
Fernández, Eduardo   +4 more
openaire   +3 more sources

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

open access: yesAmerican 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   +4 more
wiley   +1 more source

MicroRNAs - Biogênese, funções e características moleculares do glioblastoma

open access: yesBrazilian Journal of Oncology, 2017
A identificação de biomarcadores prognósticos e preditivos poderá personalizar a terapia antineoplásica com vistas a uma maior sobrevida, redução da recidiva e melhor qualidade de vida aos pacientes com diagnóstico de glioblastoma.
Felipe Amstalden Trevisan   +3 more
doaj   +1 more source

Immunosenescence Profile Is Associated With Increased Susceptibility to Severe COVID‐19

open access: yesAging Cell, Volume 24, Issue 7, July 2025.
(A) A previous immunosenescence profile in individuals infected with SARS‐CoV2 creates a permissive environment for progression to severe COVID‐19: higher inflammaging, accumulation of exhausted/senescent T cells, an oligoclonal B‐cell repertoire, and accelerated epigenetic age.
Lucas Haniel A. Ventura   +40 more
wiley   +1 more source

Biomarcadores de cáncer pancreático predictores de pancreatitis crónica: análisis mediante aprendizaje automático

open access: yesRevista Ciencias de la Salud
Introducción: se realizan múltiples investigaciones orientadas a la búsqueda de biomarcadores de cáncer pancreático, que serían útiles para el descarte de patologías pancreáticas crónicas.
Alberto Guevara Tirado
doaj   +1 more source

Placental biomarker and fetoplacental Doppler abnormalities are strongly associated with placental pathology in pregnancies with small‐for‐gestational‐age fetus: prospective study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 65, Issue 6, Page 749-760, June 2025.
ABSTRACT Objective Placental dysfunction can result in small‐for‐gestational age (SGA) or fetal growth restriction (FGR). The aim of this prospective cohort study was to assess the association of the cerebroplacental ratio (CPR) and other more conventional fetoplacental Doppler indices, circulating placental growth factor (PlGF) levels and soluble fms ...
J. Hong   +6 more
wiley   +1 more source

Determinação de biomarcadores geoquímicos em ambiente anóxico da Lagoa da Conceição (SC) [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em QuímicaBiomarcadores geoquímicos e composição elementar foram avaliados a fim de determinar as fontes de matéria ...
Bataglion, Giovana Anceski
core  

Biomarcadores de necrose miocárdica precoce

open access: yes, 2020
As doenças cardiovasculares, incluindo o infarto agudo do miocárdio, representam um importante problema de saúde pública, apresentando altas taxas de incidência e mortalidade.
Luciano Siqueira   +3 more
core   +1 more source

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