Results 41 to 50 of about 547,030 (219)

Research Trends on Trace Element Contamination in Brazilian Urban Lentic Ecosystems: Environmental and Policy Drivers

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 1, June 2026.
ABSTRACT Lentic ecosystems are vulnerable to contamination by trace elements, which can accumulate and pose risks to aquatic life and human health. In a large, developing country such as Brazil, marked by vast geographic, environmental, and socioeconomic diversity, it is crucial to understand how these factors shape research on this group of ...
Maria C. F. Neuenschwander   +4 more
wiley   +1 more source

1914: Guerra total, efectos inconmensurables [PDF]

open access: yes, 2014
Las consecuencias de la Primera Guerra Mundial exceden por completo sus causas; no hay más que desproporción entre unas y otras. Sus repercusiones traspasaron fronteras y generaciones, así como también tornearon el siglo XX en muchos aspectos.
Lida, Miranda
core  

In Vitro Antimicrobial Activity and In Vivo Intestinal Barrier Regulation by Commiphora leptophloeos Bark Extract in 5‐Fluorouracil–Induced Mucositis

open access: yesChemistry &Biodiversity, Volume 23, Issue 4, April 2026.
ABSTRACT This study evaluated the phytochemical composition, antimicrobial activity, and in vivo protective effects of the hydroethanolic extract from Commiphora leptophloeos stem bark (HECL) against 5‐fluorouracil (5‐FU)‐induced intestinal mucositis. Despite the extensive traditional use of C.
Stphannie Jamyla de Araújo Barbosa   +17 more
wiley   +1 more source

La Iglesia vasca dividida. Cuestión religiosa y nacionalismo a la luz de la nueva documentación vaticana [PDF]

open access: yes, 2007
L'articolo muove da un preliminare stato degli studi sulla questione. Presenta poi i pincipali momenti di snodo della guerra civile nei Paesi baschi in relazione alle posizione e alla condotta del clero, dei vescovi e della Santa Sede. Fonti privilegiate
BOTTI, Alfonso
core   +1 more source

Canine Trypanosoma cruzi infection in the Bolivian Chaco [PDF]

open access: yes, 2018
A cross-sectional study on Trypanosoma cruzi was carried out in 2013 to evaluate the role of dogs as possible source of infection for humans in two rural communities of the highly endemic Bolivian Chaco (Bartolo, Chuquisaca Department, n = 57 dogs; and ...
Bartoloni, Alessandro   +9 more
core   +2 more sources

La febre de la construcció en el segle XVIII: urbanisme i arquitectura en el Collsacabra [PDF]

open access: yes, 2014
La Guerra de Successió Espanyola (1700- 1714) tingué uns efectes destructors molt relatius en els edificis civils i religiosos del Collsacabra i els voltants.
Solà Colomer, Xavier
core  

RAE-1 ligands for the NKG2D receptor are regulated by E2F transcription factors, which control cell cycle entry. [PDF]

open access: yes, 2012
The NKG2D stimulatory receptor expressed by natural killer cells and T cell subsets recognizes cell surface ligands that are induced on transformed and infected cells and facilitate immune rejection of tumor cells.
Hsiung, Benjamin   +4 more
core   +2 more sources

ATG4B is required for mTORC1‐mediated anabolic activity and is associated with clinical outcomes in non‐small cell lung cancer

open access: yesFEBS Open Bio, Volume 16, Issue 3, Page 570-583, March 2026.
The relationship between anabolic and catabolic processes governing lung cancer cell growth is nuanced. We show that ATG4B, an autophagy regulator, is elevated in lung cancer and that high ATG4B is associated with worse patient outcomes. Targeting ATG4B in cells reduces growth, protein synthesis, and mTORC1 activity, demonstrating a new relationship ...
Patrick J. Ryan   +6 more
wiley   +1 more source

A Guerra de São Sebastião

open access: yesEm Tempo de Histórias, 2011
Na região serrana de Santa Catarina, entre os anos de 1912 a 1916, eclodiu uma revolta popular batizada de Guerra do Contestado. Mas, para os milhares de caboclos que pegaram em armas, o conflito em curso era a “Guerra de São Sebastião”, cujo desfecho ...
Eduardo Rizzatti Salomão
doaj   +1 more source

Waffen-SS: a tropa de elite de Hitler. [PDF]

open access: yes, 2013
TCC (graduação)- Universidade Federal de Santa Catarina, Centro de Filosofia e Ciências Humanas, História.As ações realizadas pelas diferentes divisões do exército alemão durante a Segunda Guerra Mundial, sob a insígnia da SS, são temas recorrentes de ...
Costa, Eduardo
core  

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