Results 91 to 100 of about 463,756 (247)

KLK7 overexpression promotes an aggressive phenotype and facilitates peritoneal dissemination in colorectal cancer cells

open access: yesFEBS Open Bio, EarlyView.
KLK7, a tissue kallikrein‐related peptidase, is elevated in advanced colorectal cancer and associated with shorter survival. High KLK7 levels in ascites correlate with peritoneal metastasis. In mice, KLK7 overexpression increases metastasis. In vitro, KLK7 enhances cancer cell proliferation, migration, adhesion, and spheroid formation, driving ...
Yosr Z. Haffani   +6 more
wiley   +1 more source

Mycobacterial cell division arrest and smooth‐to‐rough envelope transition using CRISPRi‐mediated genetic repression systems

open access: yesFEBS Open Bio, EarlyView.
CRISPRI‐mediated gene silencing and phenotypic exploration in nontuberculous mycobacteria. In this Research Protocol, we describe approaches to control, monitor, and quantitatively assess CRISPRI‐mediated gene silencing in M. smegmatis and M. abscessus model organisms.
Vanessa Point   +7 more
wiley   +1 more source

La formación de los lemarios románicos: el caso español, portugués, francés [PDF]

open access: yesRes Diachronicae Virtual, 2011
Se intenta en este trabajo ver cómo la lexicografía comparada resuelve algunas de las cuestiones más estudiadas hoy: las fuentes lexicográficas de los diccionarios.
Ignacio Vázquez
doaj  

Elaboración de pan francés fortificado con harina de Chipilin (Crotalaria longirostrata)como base alternativa para disminuir la deficiencia de hierro en el cuerpo humano [PDF]

open access: yes, 2017
El objetivo del presente trabajo es la elaboración de pan francés fortificado con harina de Chipilín, ya que el Chipilín es una hierba originaria de Centroamérica y que se cultiva en El Salvador y tiene aportes nutritivos.
Guevara López, Martha Lisseth
core  

Domain associated with zinc fingers‐containing NF90‐NF45 complex inhibits m6A modification of primary microRNA by suppressing METTL3/14 activity

open access: yesFEBS Open Bio, EarlyView.
NF90–NF45 functions as a negative regulator of methyltransferase‐like 3/14 (METTL3/14)‐mediated N6‐methyladenosine (m6A) modification on primary microRNAs (pri‐miRNAs). NF90–NF45 binds to anti‐oncogenic pri‐miRNAs and inhibits their m6A modification, thereby suppressing the biogenesis of anti‐oncogenic miRNAs.
Takuma Higuchi   +6 more
wiley   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Visitas a los sitios de arte rupestre El Letrero y Las Caritas en Guaymango, Ahuachapán

open access: yesLa Universidad, 2016
La topografía accidentada de las sierras costeras de El Salvador produjo valles encajonados, quebradas, abrigos y grandes paredones rocosos donde las antiguas culturas precolombinas dejaron importantes expresiones artísticas rupestres.
Sebastién Perrot-Minnot   +2 more
doaj  

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Aprender una LE es aprender una cultura. Trabajando los estereotipos en clase de francés.

open access: yesRevista Lengua y Cultura
Las corrientes actuales en la enseñanza de idiomas consideran que el aprendizaje de una lengua extranjera (LE) va más allá de la mera adquisición de elementos lingüísticos, pues involucra el trabajo con aspectos socioculturales.
Ma. Concepción Morales   +1 more
doaj   +1 more source

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