Results 11 to 20 of about 92,980 (185)

Partial purification of peptides present in the Tityus macrochirus (Buthidae) scorpion venom and preliminary assessment of their cytotoxicity

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2017
Introduction: Scorpion venom contains peptides with neurotoxic action primarily active on ion channels in the nervous system of insects and mammals. They are also characterized as cytolytic and anticancer, biological characteristics that have not yet ...
Clara Andrea Rincón-Cortés   +2 more
doaj   +1 more source

Computational Perspectives into Plasmepsins Structure—Function Relationship: Implications to Inhibitors Design

open access: yesJournal of Tropical Medicine, 2011
The development of efficient and selective antimalariais remains a challenge for the pharmaceutical industry. The aspartic proteases plasmepsins, whose inhibition leads to parasite death, are classified as targets for the design of potent drugs ...
Alejandro Gil L.   +3 more
doaj   +1 more source

Sticholisina II encapsulada en liposomas potencia una respuesta de linfocitos T citotóxicos específica al antígeno

open access: yesAnales de la Academia de Ciencias de Cuba, 2021
Introducción: Las estrategias vacunales para potenciar respuestas de linfocitos T CD8+ citotóxicos (CTL) constituyen un reto debido a la necesidad de favorecer la presentación cruzada de antígenos (Ag) exógenos por las células presentadoras de antígenos (
María Eliana Lanio Ruiz   +9 more
doaj  

Interacciones de las proteínas disulfuro isomerasa y de choque térmico Hsc70 con proteínas estructurales recombinantes purificadas de rotavirus [PDF]

open access: yes, 2016
Introducción. La entrada de rotavirus a las células parece estar mediado por interacciones secuenciales entre las proteínas estructurales virales y algunas moléculas de la superficie celular.
Acosta, Orlando   +5 more
core   +1 more source

Caracterización estructural y funcional de proteínas quinasas C y su interacción con proteínas moduladoras y sustratos [PDF]

open access: yes, 2022
En la presente Tesis Doctoral se ha llevado a cabo el análisis biofísico y estructural de importantes proteínas pertenecientes a la familia de las quinasas PKCs.
Baltanás Copado, Jesús
core  

Brain glutaminases

open access: yesBiomolecular Concepts, 2010
Glutaminase is considered as the main glutamate producer enzyme in brain. Consequently, the enzyme is essential for both glutamatergic and gabaergic transmissions.
Márquez Javier   +5 more
doaj   +1 more source

CARACTERÍZACIÓN DE EXTRACTOS OBTENIDOS A PARTIR DEL MOLUSCO Stylocheilus longicauda (MOLLUSCA: GASTROPODA).

open access: yesRevista de Investigaciones Marinas, 2023
En el presente trabajo se describen los resultados obtenidos de la determinación de algunas actividades enzimáticas y actividad inhibidora de ellas en el molusco Stylocheilus longicauda.
D.L. Romero   +4 more
doaj  

Utilidade da determinação consecutiva da proteína C reactiva no follow-up da pneumonia adquirida na comunidade

open access: yesRevista Portuguesa de Pneumologia, 2009
Resumo: A pneumonia adquirida na comunidade (PAC) é a principal causa de morte devido a doença infecciosa no mundo ocidental, sendo responsável por um número superior a 20 hospitalizações/ano por mil habitantes.As guidelines internacionais preconizam a antibioterapia combinada, como seja a associação de um β-lactâmico e de um macrólido no ...
A.H.W. Bruns   +3 more
openaire   +2 more sources

Cadmium affects the mitochondrial viability and the acid soluble thiols concentration in liver, kidney, heart and gills of Ancistrus brevifilis (Eigenmann, 1920) [PDF]

open access: yesOpen Veterinary Journal, 2015
The freshwater fish Ancistrus brevifilis, which is found in Venezuelan rivers, is considered a potential sentinel fish in ecotoxicological studies. The cadmium (Cd) effect on the mitochondrial viability (MV) and acid soluble thiols levels (AST) in A ...
P. Velasquez-Vottelerd   +2 more
doaj  

Comparação das respostas celulares imunes induzidas por proteínas filtradas da cultura de Mycobacterium tuberculosis

open access: yesRevista Portuguesa de Pneumologia, 2002
ABSTRACTBlastogenic responses and cytokine production induced by two culture filtrates of Mycobacterium tuberculosis collected at different time points were compared in donors with pulmonary tuberculosis and healthy Mantoux-positive BCG vaccinated controls. The short term culture filtrate proteins (ST-CFP) induced stronger IFN-γ production than the mid
Diane J. Ordway   +9 more
openaire   +2 more sources

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