Results 81 to 90 of about 2,930,584 (242)
Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri +5 more
wiley +1 more source
La aversión al riesgo en la toma de decisiones médicas: una revisión
El artículo presenta una revisión de literatura sobre la aversión al riesgo en la toma de decisiones médicas. Se cubrieron las bases de datos Econlit, Jstor, Science Direct y Springer Link desde 1985.
Liliana Chicaíza +2 more
doaj
Trajectory-Based Behavioral Analytics for Blockchain Systems
Blockchain systems generate massive volumes of transactional data, yet most existing analytical approaches rely on query-based retrieval mechanisms that treat transactions as isolated records.
Francisco Javier Moreno Arboleda +2 more
doaj +1 more source
A context‐dependent modulatory role for eIF6 in acquired resistance to vemurafenib in melanoma
Acquired resistance to vemurafenib upregulates the translation factor eIF6 in melanoma cells. Silencing eIF6 in resistant cells reduces proliferation and partially restores drug sensitivity, whereas its overexpression increases sensitivity across melanoma lines regardless of BRAF status, via modulation of mTOR, S6K, and MAPK signaling.
George Kyriakopoulos +9 more
wiley +1 more source
El artículo expone y analiza las fases de instrucción y de decisión por el obispo de las causas de nulidad matrimonial por el proceso breve. Se proponen diversos medios de prueba para practicar en la audiencia o sesión instructora, según los distintos ...
Cristina Guzmán Pérez
doaj
El liderazgo político en la presidencia de Felipe Calderón (2006-2012).
Los presidentes enfrentan el problema de ejercer un liderazgo que tiene naturaleza elusiva, que es difícil de entender y alcanzar, y que implica oportunidades y riesgos.
José Luis Méndez
doaj +1 more source
Programa de doctorado: La decisión jurídica: hechos y normas en la argumentación del ...
Caja Moya, María Cristina
core
The ubiquitin system in normal and infected germinal center B cells
The ubiquitin system plays a central role in germinal center (GC) B cells, influencing differentiation to long‐lived memory B cells. Oncogenic gammaherpesviruses gain access to memory B cells by establishing latency in GC B cells. Mapping ubiquitin mechanisms in normal and infected GC B cells will define specific molecular circuits in B cells germane ...
Destiny Davis +2 more
wiley +1 more source
Matemáticas y teoría de la utilidad
La teoría de la utilidad constituye uno de los elementos clave del pensamiento económico, tanto clásico como contemporáneo. Desde las aportaciones iniciales de Bernouilli hasta las más recientes de Machina, la idea de utilidad es fundamental en el ...
Sonia de Paz Cobo
doaj
Metastatic niche shaped by host factors influences disseminated cancer cell fate
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward +2 more
wiley +1 more source

