Results 141 to 150 of about 959,547 (311)

KDM7A and KDM1A inhibition suppresses tumour promoting pathways in prostate cancer

open access: yesMolecular Oncology, EarlyView.
Treatment resistance is a major challenge for patients with advanced prostate cancer. This study examined an alternative approach to target the major prostate cancer‐promoting pathway by targeting epigenetic factors, whose levels are higher in tumours.
Jennie N Jeyapalan   +16 more
wiley   +1 more source

Geopolítica dos conflitos socioambientais na América do Sul

open access: yesMeridiano 47, 2017
O presente artigo objetiva analisar o surgimento de uma onda relevante de conflitos socioambientais na América do Sul tomando como referência a reconstrução dos principais fatos que se desdobraram em distintos países da região.
Eloi Martins Senhoras
doaj  

Estado atual da sistemática dos peixes de água doce da América do Sul

open access: yes, 1978
A fauna sul-americana de peixes de água doce, comparada com a do resto do mundo, é pouco conhecida. Há necessidade de coletas imediatas em muitas regiões, antes que os peixes se tornem raros ou se extingam .
J. E. Böhlke   +2 more
semanticscholar   +1 more source

Targeting TNBC: core–shell polycationic polyurea dendrimers with inherent anticancer activity

open access: yesFEBS Open Bio, EarlyView.
Core–shell polycationic PURE dendrimers were tested in TNBC‐derived tumor models. Both formulations selectively targeted TNBC and effectively reduced tumor volume. PUREG4‐OEI48 suppressed tumor growth without detectable toxicity, whereas PUREG4‐OCEI24, despite showing efficacy, induced hepatic toxicity.
Adriana Cruz   +9 more
wiley   +1 more source

Genomic surveillance and sequencing of SARS-CoV-2 across South America. [PDF]

open access: yesRev Panam Salud Publica, 2023
Ribeiro Dias MF   +4 more
europepmc   +1 more source

Uso de marcadores RAPD e SSR na detecção de acessos duplicados de mandioca (Manihot esculenta Crantz). [PDF]

open access: yes, 2012
A mandioca (Manihot esculenta Crantz) apresenta elevada diversidade genética concentrada principalmente na América Latina e Caribe. Aproximadamente 8.500 acessos são mantidos em bancos de germoplasma em varias coleções espalhadas mundialmente, dos quais ...
FERREIRA, C. F.   +3 more
core  

Establishment of a coculture system for Porphyromonas gingivalis and head and neck squamous cell carcinoma using spheroid culture and LATS inhibition

open access: yesFEBS Open Bio, EarlyView.
We established a spheroid coculture system enabling viable Porphyromonas gingivalis–HNSCC interactions under normoxic conditions. Inhibition of LATS1/2 maintains tumor cells in an undifferentiated state, which may promote spheroid growth and create a more permissive environment for bacterial persistence.
Yurika Nakajima   +4 more
wiley   +1 more source

Spreading further: the first record of the alien bivalve Theora lubrica in the Southwestern Atlantic Ocean

open access: yesFrontiers in Marine Science
Biological invasions are globally recognized as one of the main drivers of biodiversity loss. Over the past four decades, there has been significant progress in understanding the mechanisms of alien species introduction into marine and estuarine ...
Fabrizio Marcondes Machado   +10 more
doaj   +1 more source

Cost of lost productivity from acute respiratory infections in South America. [PDF]

open access: yesRev Panam Salud Publica, 2023
Mosegui GBG   +2 more
europepmc   +1 more source

Diplomacia da saúde e cooperação Sul-Sul: as experiências da Unasul saúde e do Plano Estratégicode Cooperação em Saúde da Comunidade de Países de Língua Portuguesa (CPLP) [PDF]

open access: yes, 2010
O artigo apresenta as principais características da cooperação internacional em saúde realizada recentemente em contextos regionais, que se inscrevem no âmbito da cooperação Sul-Sul. Tal cooperação se desenvolve particularmente entre países da América do
Buss, Paulo Marchiori
core  

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