Results 41 to 50 of about 359,298 (218)

Variabilidad genética neutral y presencia de mecanismos de resistencia en Myzus persicae (Hemiptera: Aphididae), provenientes de diferentes hospedantes en Chile central

open access: yesCiencia y Tecnología Agropecuaria, 2019
Myzus persicae es considerado la tercera plaga de importancia económica de varios cultivos en Chile. Su variabilidad genética es influenciada por la disponibilidad del hospedante primario.
José Antonio Rubiano-Rodríguez   +2 more
doaj   +1 more source

Mecanismos de acción de péptidos antimicrobianos y mecanismos de resistencia de los patógenos [PDF]

open access: yes, 2016
La resistencia a los antibióticos es un problema de salud internacional que atañe a los gobiernos, lo que los obliga a tomar medidas sanitarias, evaluar costos en la producción y distribución de medicamentos y alertar sobre la necesidad de implementar ...
Sánchez, Mercedes Leonor
core  

Descrição atualizada da paralisia cerebral

open access: yesDevelopmental Medicine &Child Neurology, EarlyView.
Resumo A paralisia cerebral (PC) é um termo descritivo amplamente utilizado para um espectro de deficiências motoras causadas por lesão ou malformação cerebral não progressiva ocorrida durante as fases iniciais do desenvolvimento. Avanços recentes nas áreas da genética, de pesquisa em inflamação e em neurofisiologia têm refinado a compreensão ...
Bernard Dan   +5 more
wiley   +1 more source

Avaliação de antibiose e não-preferência em cultivares de milho selecionados com resistência a lagarta-do-cartucho. [PDF]

open access: yes, 2018
Dentre os fatores que contribuem para reduzir a produtividade das lavouras de milho estao as pragas, destacando-se a lagarta-do-cartucho, Spodoptera frugiperda, a qual pode reduzir a producao em ate 34%. Um dos metodos de controle de pragas, cujo custo e
POTENZA, M. R., VIANA, P. A.
core  

Evolution of research on global amphibian declines

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract In the late 1980s, the scientific community became aware of severe, enigmatic amphibian population declines. These declines triggered a wave of research focused on quantifying their extent and identifying key drivers. We used text‐analysis techniques, including topic modeling and geoparsing, to examine the evolution of research focused on ...
Jordann Crawford‐Ash   +6 more
wiley   +1 more source

Resistencia a los anticuerpos monoclonales anti-EGFR en el tratamiento del carcinoma de cabeza y cuello

open access: yesArs Pharmaceutica, 2021
Resumen Introducción: Los anticuerpos monoclonales dirigidos al receptor del factor de crecimiento epidérmico (EGFR) han demostrado beneficio clínico en el carcinoma de cabeza y cuello en estadios avanzados, sin embargo, a pesar de los alentadores ...
Yaily Lazo-Roblejo   +1 more
doaj   +1 more source

By-Law 6 Concerning Registration Fees, Educational Support Fee, Student Services Fee and User Fees [PDF]

open access: yes, 2015
En esta tesis se estudian los mecanismos de formación del léxico en la lengua maká (familia lingüística mataguaya) hablada actualmente en diversos distritos en las afueras de Asunción, Paraguay, con el objeto de contribuir al estudio y la documentación ...
Tacconi, Temis Lucía
core   +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

"Non-Target-Site" resistance mechanisms of "Papaver rhoeas" L. biotypes with multiple resistance [PDF]

open access: yes, 2015
Hasta el momento en España no se han desarrollado estudios a fin de evaluar los mecanismos de resistencia “Non-Target-Site” en “Papaver rhoeas”. Tras constatar la resistencia múltiple de los biotipos empleados en este ensayo, los resultados de absorción ...
Menéndez, J.   +3 more
core  

Role of aspirin therapy in modulating uterine artery resistance and placental growth between first and second trimesters of pregnancy

open access: yesUltrasound in Obstetrics &Gynecology, Volume 66, Issue 5, Page 641-648, November 2025.
ABSTRACT Objective To evaluate the impact of low‐dose aspirin (LDA) on placental size and uterine artery pulsatility index (UtA‐PI) by analyzing longitudinal changes between the first and second trimesters in pregnancies at high risk for early‐onset pre‐eclampsia (PE).
C. Trilla   +7 more
wiley   +1 more source

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