Results 51 to 60 of about 881,344 (238)

‘Guide and Prejudice’— How Argonautes recognize targets across domains of life

open access: yesFEBS Letters, EarlyView.
Argonaute proteins use short nucleic‐acid guides to locate and regulate specific targets across all domains of life. Despite striking diversity—from human gene silencing to bacterial immune defence—all Argonautes share a conserved three‐stage recognition logic: guide‐directed sampling, progressive target pairing with a conformational checkpoint and ...
Jack P. K. Bravo
wiley   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
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

Robotic-assisted ileal ureter reconstruction: step-by-step guide

open access: yesUrology Video Journal
Urolithiasis is one of the most common causes of urology consultation. Management for ureteral stones 10 mm, or complicated (obstructed or infected), definitive treatment may involve ureteroscopy, shock-wave lithotripsy, percutaneous nephrolithotripsy ...
F. Eskenazi   +6 more
doaj   +1 more source

Cambios químicos y biológicos del suelo provocados por Pteridium aquilinum (L.) Kuhn en áreas de influencia de la reserva de la biosfera de Calakmul, Campeche

open access: yesTerra Latinoamericana, 2020
El helecho Pteridium aquilinum es una de las especies invasoras más importantes del mundo. En México, en el área de influencia de la reserva de la Biosfera de Calakmul (REBICA), P.
Carlos Valdez-Ramírez   +4 more
doaj   +1 more source

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

Wild populations of the invasive Australian red claw crayfish Cherax quadricarinatus (Crustacea, Decapoda) near the northern coast of Jalisco, Mexico: a new fishing and profitable resource

open access: yesLatin American Journal of Aquatic Research, 2015
The red claw crayfish Cherax quadricarinatus is native to freshwater habitats of northern Australia and Papua New Guinea. Its high reproductive and adaptive capacity in different environments allows it to be cultivated, where escaped individuals have ...
Fernando Vega-Villasante   +7 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Manifestación contra la Invasión Norteamericana

open access: yes, 1914
Inscripción en la guarda: "Huerta Victoriano"
Casasola (photographer)
core  

Invasión del espacio público /

open access: yes, 1978
Invasión del espacio público en la calle adyacente al Mercado público de Getsemaní en ...
Lemaitre, Antonio
core   +1 more source

Relación suelo-especie invasora (Tithonia tubaeformis) en el sistema ribereño del río Arenales, Salta, Argentina

open access: yesEcología Austral, 2004
En el contexto del cambio global, las invasiones biológicas constituyen un tema crucial de investigación ya que son una de las principales causantes de la pérdida de biodiversidad, ocasionando además problemas económicos.
Giovanna Larenas Parada   +3 more
doaj  

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