Results 41 to 50 of about 13,921 (222)

Búsqueda de elementos genéticos involucrados en la formación del biofilm patógeno oportunista Klebsiella Pneumoniae.

open access: yes, 2006
IP 6570-05-14653A partir de una colección de 300 mutantes insercionales, realizados con el miniTn10, se identificaron 50 mutantes que presentaban alteraciones en la formación de biopelículas en placas de poliestireno: 37 mutantes (0.4%) producían un ...
Suescún, Ana Victoria   +1 more
core   +1 more source

CARACTERIZACIÓN MORFOAGRONÓMICA DEL BANCO DE GERMOPLASMA DE FEDEARROZ-FNA EN TRES AMBIENTES DEL TRÓPICO COLOMBIANO

open access: yesAgronomía Costarricense, 2019
El banco de germoplasma del programa de mejoramiento de la Federación Nacional de Arroceros de Colombia, constituye una impor- tante reserva de recursos genéticos que deben explorarse para optimizar su uso.
José Omar Ospina-Gómez   +1 more
doaj   +1 more source

Hypertrigliceridemic waist, physical activity and cardiovascular risk factors in schoolchildren

open access: yesRevista Brasileira de Atividade Física e Saúde, 2021
Este estudo teve como objetivo analisar a prevalência do fenótipo Cintura Hipertrigliceridêmica e suas associações com os níveis de atividade física, estado nutricional e perfil lipídico de escolares da rede pública de ensino. Os 448 escolares com idade
Flávio Ricardo Guilherme   +6 more
doaj   +1 more source

Indigenous peoples and local community reports of climate change impacts on biodiversity

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Climate change impacts on biodiversity have been primarily studied through ecological research methods, largely ignoring other knowledge systems. Indigenous and local knowledge systems include rich observations of changes in biodiversity that can inform climate change adaptation planning and environmental stewardship.
Albert Cruz‐Gispert   +5 more
wiley   +1 more source

Relación entre quimerismo xx/xy y el fenotipo pseudohermafrodita masculino en porcinos. [PDF]

open access: yes, 2001
La causa genética del pseudohermafroditismo no está bien dilucidada, sin embargo se han reportado distintos casos de pseudohermafroditas masculinos los cuales en la mayoría de los casos se han tratado de explicar por efectos hormonales
López O., Juan Bautista   +3 more
core   +1 more source

A pan‐European citizen science study shows population size, climate and land use are related to biased morph ratios in the heterostylous plant Primula veris

open access: yesJournal of Ecology, Volume 114, Issue 1, January 2026.
A large‐scale citizen science study involving thousands of cowslip (Primula veris) observations from all over Europe revealed an unexpected prevalence of S‐morphs over L‐morphs, which was influenced by climatic as well as land use factors. Furthermore, general morph ratios were often unbalanced with the strongest shifts occurring in smaller populations.
Tsipe Aavik   +40 more
wiley   +1 more source

Microbe‐induced resistance involves priming of direct or indirect defenses according to the stage of herbivory

open access: yesNew Phytologist, Volume 248, Issue 6, Page 3256-3269, December 2025.
Summary Microbe‐induced resistance (MIR) encompasses a broad range of plant responses that mediate both direct and indirect defenses against herbivores. However, previous studies have addressed MIR in relation to either direct or indirect defenses in isolation, overlooking potential conflicts or synergies that may arise between MIR‐elicited defense ...
Javier Rivero   +9 more
wiley   +1 more source

VALIDADE DO PRISMA-7 NA IDENTIFICAÇÃO DA SÍNDROME DE FRAGILIDADE EM IDOSOS NA ATENÇÃO PRIMÁRIA À SAÚDE

open access: yesRevista Baiana de Enfermagem, 2022
Objetivo: validar o Prisma-7 de forma concorrente com o Fenótipo de Fragilidade e o Indicador de Fragilidade de Groningen. Método: estudo de validade concorrente realizado na atenção primária à saúde com amostra de conveniência de 136 idosos ...
João Paulo de Almeida Tavares Tavares   +4 more
doaj   +1 more source

Foliar spectral signatures reveal adaptive divergence in live oaks (Quercus section Virentes) across species and environmental niches

open access: yesNew Phytologist, Volume 248, Issue 1, Page 370-388, October 2025.
Summary Genomic tools have advanced our understanding of species and population structure, but distinguishing neutral from adaptive evolution remains challenging due to limited methods for measuring a broad spectrum of phenotypic traits. We used spectroscopic data from preserved leaves to test for adaptive divergence among populations of live oaks ...
Mariana S. Hernández‐Leal   +3 more
wiley   +1 more source

Fenotipo del trastorno de la atención y su comorbilidad en familias y en la población general de una comunidad Antioqueña

open access: yes, 2005
IP 1115-04-12010Contrato 115-2002Sinopsis divulgativa: Se ha finalizado la primera etapa de la investigación de la genética del trastornó de atención-hiperactividad (TDAH) en la comunidad Antioqueña, con la participación de el grupo de investigaciones de

core   +1 more source

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