Results 71 to 80 of about 2,517,735 (227)

Bitácora DAC: División de Archivo y Correspondencia: Universidad Nacional de Colombia

open access: yes, 2011
La División de Archivo y Correspondencia con el importante apoyo del Sistema de Patrimonio Cultural y Museos hacen posible este Boletín donde se presenta el indispensable servicio la conservación de la memoria histórica de los personajes mas ...
Torres Carreño, Guillermo Andrés   +1 more
core  

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Estructura y funciones de la división agropecuaria

open access: yes, 1970
Informe que describe las funciones de la división agropecuaria del SENA a 1970 así como sus dependencias, oficios en Colombia motivos de aprendizaje y cursos ofertados para satisfacer la necesidad así como descripción de los convenios con empresas del ...

core  

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Los Tres Principales Grupos Cooperativos de los Estados Unidos Piensan Fusionarse

open access: yesRevista Facultad Nacional de Agronomía Medellín, 1946
Los tres principales grupos de cooperativas en los Estados Unidos, que representan las divisiones educacional, comercial y financiera de las varias cooperativas regionales, están proyectando su consolidación en un solo cuerpo nacional.
Servicio "MANAP" Oficina de asuntos Interamericanos
doaj  

División del trabajo y organización social: una perspectiva sociológica

open access: yes, 2002
Este texto es un análisis del concepto de organización social y del conjunto de principios que lo caracterizan, reparando en uno en especial: la división del trabajo. / Contenido .
Uricoechea, Fernando
core  

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

División

open access: yes, 2011
[ES] Definición del término División en el diccionario Dicter.[EN] Definition of the word División in the dictionary ...

core  

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

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