Results 161 to 170 of about 11,247,349 (328)

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

SOME OBSERVATIONS OF BUCCAL DEFORMITIES IN CHIRONOMID LARVAE (DIPTERA: CHIRONOMIDAE) FROM THE CIÉNAGA GRANDE DE SANTA MARTA, COLOMBIA

open access: yesCaldasia, 2004
The mouthpart deformities of chironomid larvae are considered as indicators ofenvironmental stress caused by water pollution such as heavy metals, pesticides, butas well by organic contamination.
RISS WOLFGANG   +2 more
doaj  

Potential therapeutic targeting of BKCa channels in glioblastoma treatment

open access: yesMolecular Oncology, EarlyView.
This review summarizes current insights into the role of BKCa and mitoBKCa channels in glioblastoma biology, their potential classification as oncochannels, and the emerging pharmacological strategies targeting these channels, emphasizing the translational challenges in developing BKCa‐directed therapies for glioblastoma treatment.
Kamila Maliszewska‐Olejniczak   +4 more
wiley   +1 more source

Estudios ecológicos en la Cordillera Oriental IV: Aspectos sinecológicos de la brioflora de los depósitos turbosos paramunos de los alrededores de Bogotá Estudios ecológicos en la Cordillera Oriental IV: Aspectos sinecológicos de la brioflora de los depósitos turbosos paramunos de los alrededores de Bogotá

open access: yesCaldasia, 1989
Mediante los lineamientos metodológicos de la escuela Zurich-Montpellier (Braun-Blanquet, 1979) se realizaron 102 levantamientos de la vegetación que se establece en los pantanos, turberas o depósitos turbosos de los páramos de los alrededores de Bogotá.
Sánchez M. Roberto   +2 more
doaj  

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

Estudios sobre plantas andinas, III

open access: yesCaldasia, 1942
Puya lepidota / TYPUS ...
Cuatrecasas José
doaj  

Cell surface interactome analysis identifies TSPAN4 as a negative regulator of PD‐L1 in melanoma

open access: yesMolecular Oncology, EarlyView.
Using cell surface proximity biotinylation, we identified tetraspanin TSPAN4 within the PD‐L1 interactome of melanoma cells. TSPAN4 negatively regulates PD‐L1 expression and lateral mobility by limiting its interaction with CMTM6 and promoting PD‐L1 degradation.
Guus A. Franken   +7 more
wiley   +1 more source

Una nueva especie de Microteido (Sauria: Teiidae) del oriente de Colombia Una nueva especie de Microteido (Sauria: Teiidae) del oriente de Colombia

open access: yesCaldasia, 1982
A new microteiid species is described from two sites in Colombia's Orinoco River Basin near the eastern border with Venezuela. The other Colombian Leposoma species have leaf-shaped dorsal scales, but in the new taxon they are keeled, elongate and ...
Ayala Stephen C., Harris Dennis M.
doaj  

Reduction of Non-Insert Sequence Reads by Dimer Eliminator LNA Oligonucleotide for Small RNA Deep Sequencing

open access: gold, 2010
Mitsuoki Kawano   +6 more
openalex   +1 more source

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