Results 31 to 40 of about 468,211 (255)

NEW PRIMATES FROM THE RÍO SANTA CRUZ AND RÍO BOTE (EARLY–MIDDLE MIOCENE), SANTA CRUZ PROVINCE, ARGENTINA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2019
Four specimens of primates were collected from the Santa Cruz Formation (Early–Middle Miocene) during expeditions undertaken by the Museo de la Plata, Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”, and Duke University in 2013, 2014, and ...
Richard Frederick Kay   +1 more
doaj  

Evaluación de la Avifauna Para Uso Ecoturístico en Humedales del Sur de Santa Cruz

open access: yesInformes Científicos y Técnicos (Universidad Nacional de la Patagonia Austral), 2017
Este estudio comprende una valoración cuali-cuantitativa de las especies de aves asociadas ecológicamente a humedales del sur de la provincia de Santa Cruz, Argentina.
Ariel Almendras   +2 more
doaj   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

Correlation of the differential expression of PIK3R1 and its spliced variant, p55α, in pan‐cancer

open access: yesMolecular Oncology, EarlyView.
PIK3R1 undergoes alternative splicing to generate the isoforms, p85α and p55α. By combining large patient datasets with laboratory experiments, we show that PIK3R1 spliced variants shape cancer behavior. While tumors lose the protective p85α isoform, p55α is overexpressed, changes linked to poorer survival and more pronounced in African American ...
Ishita Gupta   +10 more
wiley   +1 more source

Novas espécies de Onciderini (Coleoptera, Cerambycidae, Lamiinae) da Bolívia

open access: yesPapéis Avulsos de Zoologia, 2008
Novas espécies descritas da Bolívia, Santa Cruz: Trachysomus apipunga sp. nov., Hesychotypa aotinga sp. nov., Cacostola apyraiuba sp. nov. and Glypthaga nearnsi sp. nov.New species of Onciderini (Coleoptera, Cerambycidae, Lamiinae) from Bolivia.
Ubirajara R. Martins   +1 more
doaj   +1 more source

Basroparib inhibits YAP‐driven cancers by stabilizing angiomotin

open access: yesMolecular Oncology, EarlyView.
Basroparib, a selective tankyrase inhibitor, suppresses Wnt signaling and attenuates YAP‐driven oncogenic programs by stabilizing angiomotin. It promotes AMOT–YAP complex formation, enforces cytoplasmic YAP sequestration, inhibits YAP/TEAD transcription, and sensitizes YAP‐active cancers, including KRAS‐mutant colorectal cancer, to MEK inhibition.
Young‐Ju Kwon   +4 more
wiley   +1 more source

El registro biológico humano de la costa meridional de Santa Cruz

open access: yesRevista Argentina de Antropología Biológica, 2010
RESUMEN La costa patagónica constituye un sector de riesgo para el registro arqueológico, asociado a factores naturales y antrópicos. Al mismo tiempo, la conservación de las colecciones bioarqueológicas, destacándose la pérdida de restos óseos e ...
Jorge A. Suby   +2 more
doaj   +2 more sources

EARLY–MIDDLE MIOCENE PALEONTOLOGY IN THE RÍO SANTA CRUZ, SOUTHERN PATAGONIA, ARGENTINA. 130 YEARS SINCE AMEGHINO, 1887

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2019
The Thematic Volume “Early-Middle Miocene Paleontology in the Río Santa Cruz, Southern Patagonia, Argentina. 130 years since Ameghino, 1887” deals with the geology, chronology and the fossils of the Santa Cruz Formation in the Río Santa Cruz recovered in
Juan C. Fernicola   +3 more
doaj  

Modelos de caminos óptimos entre la cuenca superior y media del río Santa Cruz (Santa Cruz, Argentina)

open access: yesArqueologia, 2018
El objetivo de este trabajo consiste en evaluar potenciales sectores de cruce pedestre del río Santa Cruz (provincia de Santa Cruz) mediante el modelado de caminos de menor costo energético en el marco de un Sistema de Información Geográfica (SIG). Para
Brenda L. Gilio
doaj   +1 more source

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

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