Results 51 to 60 of about 2,562,050 (291)

Yeast Gcn2 retains activity following humanization of its auto‐phosphorylation region

open access: yesFEBS Open Bio, EarlyView.
Using Saccharomyces cerevisiae as a model to study Gcn2 activation and regulation is limited by the lack of antibodies detecting phosphorylated Gcn2. To overcome this, we engineered Gcn2‐HsC, a yeast Gcn2 variant recognizable by commercial anti‐human phospho‐GCN2 antibodies.
Reuben A. Anderson   +2 more
wiley   +1 more source

Calliini (Coleoptera, Cerambycidae, Lamiinae): descrições, homonímia, novo registro e chave para as espécies de Graminea Thomson, 1864

open access: yesPapéis Avulsos de Zoologia, 2006
Calliini (Coleoptera, Cerambycidae, Lamiinae): descrições, homonímia, novo registro e chave para as espécies de Graminea Thomson, 1864. Espécies novas descritas: Paracallia giesberti sp. nov. da Bolívia (Cochabamba), Colombicallia albofasciata sp. nov. e
Ubirajara R. Martins   +1 more
doaj   +1 more source

Malformin A1–mediated cytotoxicity in ovarian cancer cells occurs through pyroptosis and autophagy

open access: yesFEBS Open Bio, EarlyView.
This study investigated the effects of the natural compound Malformin A1 (MA1) on the cytoskeleton that regulates cell proliferation and migration. Disruption of the cytoskeleton can impair these processes and promote cancer cell death. MA1 disrupted cytoskeletal organization, induced DNA damage, inflammation, activated autophagy, and pyroptosis ...
Nada Abdullah Hassan   +11 more
wiley   +1 more source

Determinación del costo por animal de la esquila pre-parto

open access: yes, 2003
El trabajo desarrollado consiste en un costeo de los servicios de la esquila por parte de los contratistas, para la temporada 2002-2003. Fue impulsado con el objetivo de determinar el precio promedio por animal que se paga por los servicios de esquila ...
Teran, Juan Cruz, Guatti, Cesar
core   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

Santa Cruz Patagonian

open access: yes, 1914
A copy of the front page of the Santa Cruz Patagonian on March 28th ...
Santa Cruz Patagonian
core   +1 more source

The C‐terminal truncated splicing variant of NK1R negatively modulates substance P‐stimulated NK1R signaling

open access: yesFEBS Open Bio, EarlyView.
The neurokinin 1 receptor exists as full‐length (NK1L) and C‐terminally truncated (NK1S) splice variants. We show that NK1S heterodimerizes with NK1L, impairing Gαq coupling and Ca2+ mobilization while enhancing β‐arrestin1 recruitment. NK1S suppresses substance P‐driven gene expression and cell migration, revealing NK1S as an endogenous biased ...
Lan Phuong Nguyen   +8 more
wiley   +1 more source

Sectores e ideologías en los conflictos sociales del extremos sur argentino (1919-1921)

open access: yesUniversum, 2006
Los conflictos sindicales previos a las grandes huelgas de 1921-1922 en Santa Cruz, muestran el carácter sectorial y transnacional de los enfrentamientos sociales del extremo sur argentino.
Rosario Güenaga
doaj  

Colimetria de água marinha em áreas de cultivo e extrativismo de mexilhões no município de Niterói, RJ Coliform enumeration in mussel-growing waters from Niteroi city, RJ-Brazil

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2002
Analisaram-se amostras de água do mar de cinco pontos da Baía de Guanabara quanto ao número mais provável (NMP) de coliformes totais e de Escherichia coli usando-se o método fluorogênico, e verificaram-se o pH, a salinidade e a temperatura dos locais de ...
A.A. Pinheiro Jr.   +3 more
doaj   +1 more source

O arquivo pessoal de José Petronilo de Santa Cruz: o livreiro-editor da Livraria Duas Cidades

open access: yesRevista do Instituto de Estudos Brasileiros, 2020
RESUMO Este artigo investiga o arquivo pessoal de José Petronilo de Santa Cruz e abarca aspectos (auto)biográficos e da cultura escrita relacionada à Livraria Duas Cidades, fundada e dirigida por Santa Cruz na cidade de São Paulo.
Hugo Quinta, Wilton Carlos Lima da Silva
doaj   +1 more source

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