Browsing by Author "Maccioni Baraona, Ricardo"
Now showing items 1-17 of 17
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Maccioni Baraona, Ricardo; Lavados Montes, Manuel; Guillón Moretti, Marta; Mujica, Cristina; Bosch, Rubén; Farías, Gustavo; Fuentes, Patricio (ELSEVIER, 2006-02)Alzheimer's disease(AD) is a neurodegenerative disorder characterized by the presence of extracellular amyloid deposits, consisting largely of A beta peptide and the presence of intraneuronal aggregates of neurofibillary ...
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Moraga Muñoz, Daniel Elias (Universisdad de Chile, 1993)El citoesqueleto es una compleja y dinámica red intracelular de filamentos intermedios que incluye filamentos de actina, microtúbulos, filamentos intermedios y sus proteínas asociadas. Las proteínas asociadas a microtúbulos ...
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Cognitive impairment and Alzheimer's disease: Links with oxidative stress and cholesterol metabolism Sekler, Alejandra; Jiménez, José M.; Rojo, Leonel; Pastene, Edgard; Fuentes, Patricio; Slachevsky Chonchol, Andrea; Maccioni Baraona, Ricardo (BioMed Central, 2008)Oxidative stress has be en implicated in the progression of a number of neurodegenerative diseases, inc1uding Alzheimer's disease (AD), Parkinson's disease and amyotrophic lateral sclerosis. We carried out a~ in-depth ...
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Zapata Torres, Gerald Amilcar; Opazo, Felipe; Salgado, J. Cristián; Muñoz Concha, Juan; Krautwurst, Hans; Mascayano, Carolina; Sepúlveda Boza, Silvia; Maccioni Baraona, Ricardo; Cassels Niven, Bruce (AMER CHEMICAL SOC, 2004-03)A number of natural and synthetic flavonoids have been assessed previously with regard to their effects on the activity of cyclin-dependent kinases (Cdk1 and -2) related to the inhibition of cell cycle progression. On the ...
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Opazo Davila, Luis Felipe (Universisdad de Chile, 2004)La quinasa dependiente de ciclina cdk5 es un miembro atípico de la familia de las cdks, ya que no esta involucrada en los procesos que controlan el ciclo celular, pero juega un papel fundamental en el desarrollo del sistema ...
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Paglini, Gabriela; Pigino, Gustavo; Kunda, Patricia; Morfini, Gerardo; Maccioni Baraona, Ricardo; Quiroga, Santiago; Ferreira, Adriana; Cáceres, Alfredo (1998)Cultures of cerebellar macroneurons were used to study the pattern of expression, subcellular localization, and function of the neuronal cdk5 activator p35 during laminin-enhanced axonal growth. The results obtained indicate ...
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Neumann, Karen F.; Rojo, Leonel; Navarrete, Leonardo P.; Farías, Gonzalo; Reyes, Paula; Maccioni Baraona, Ricardo (BENTHAM SCIENCE PUBL LTD, 2008-10)Hyperinsulinemia as well as type II diabetes mellitus are among the risk factors for Alzheimer´s disease (AD). However, the molecular and cellular basis that link insulin resistance disorders and diabetes with AD are far ...
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Capote Jofre, Maria Carolina (1994)Existe abundante evidencia que los distintos filamentos que constituyen el citoesqueleto se encuentran interconectados, y que la trama de interacciones macromoleculares que se establecen entre ellos junto a su dinámica de ...
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Zambrano, Angara; Otth, Carola; Mujica, Lorena; Concha, Ilona I.; Maccioni Baraona, Ricardo (BIOMED CENTRAL LTD, 2007-10-03)Background: Interleukin-3 (IL-3) is an important glycoprotein involved in regulating biological responses such as cell proliferation, survival and differentiation. Its effects are mediated via interaction with cell surface ...
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Ramirez Gonzalez, Omar Alejandro (Universisdad de Chile, 2009)La quinasa dependientes de ciclina 5 (Cdk5) esta involucrada en proceso de migración, crecimiento neurótico y diferenciación neuronal. La actividad de Cdk5 en el sistema nervioso esta regulado por la interacción con sus ...
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Neuroinflammation: Implications for the pathogenesis and molecular diagnosis of Alzheimer's disease Rojo, Leonel; Fernández Darraz, Jorge; Maccioni, Andrea A.; González Jiménez, José; Maccioni Baraona, Ricardo (ELSEVIER SCIENCE INC, 2007-05-31)During the past few years, an increasing set of evidence has supported the major role of deregulation of the interaction patterns between glial cells and neurons in the pathway toward neuronal degeneration. Neurons and ...
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Orellana, Daniel I.; Quintanilla, Rodrigo A.; Maccioni Baraona, Ricardo (Elsevier B.V., 2006-10-21)The tumor necrosis factor alpha (TNFα) plays a dual role in producing either neurodegeneration or neuroprotection in the central nervous system. Despite that TNFα was initially described as a cell death inductor, ...
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Sáez, Estefanía T.; Pehar, Mariana; Vargas, Marcelo R.; Barbeito, Luis; Maccioni Baraona, Ricardo (WILEY-LISS, 2006-10)Reactive astrocytes surround amyloid depositions and degenerating neurons in Alzheimer's disease (AD). It has been previously shown that P-amyloid peptide induces inflammatory-like responses in astrocytes, leading to ...
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Morales Gonzalez, Inelia (Universisdad de Chile, 2010)El mal de Alzheimer es una enfermedad neurovegetativa del cerebro, es la causa mas frecuente de demencia que afecta a los adultos mayores. En etapas avanzadas la enfermedad de Alzheimer (EA) produce la muerte masiva de ...
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Ramírez, C.; Alvarez, A.; García Abreu, J.; Gomes, F. C.A.; Moura-Neto, V.; Maccioni Baraona, Ricardo (Associacao Brasileira de Divulgacao Cientifica, 1999)As a result of recent investigations, the cytoskeleton can be viewed as a cytoplasmic system of interconnected filaments with three major integrative levels: self-assembling macromolecules, filamentous polymers, e.g., ...
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Maccioni Baraona, Ricardo; Rojo, Leonel; Fernández, Jorge A.; Kuljis, Rodrigo O. (BLACKWELL, 2009)The idea that alterations in the brain immunomodulation are critical for Alzheimer’s disease (AD) pathogenesis provides the most integrative view on this cognitive disorder, considering that converging research lines ...
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Maccioni Baraona, Ricardo; Farías, Gonzalo; Morales, Inelia; Navarrete, Leonardo (Elsevier Inc., 2010-03-01)Many hypotheses have been raised regarding the pathophysiology of Alzheimer’s disease (AD). Because amyloid beta peptide (Ab) deposition in senile plaques appears as a late, nonspecific event, recent evidence points to tau ...