Browsing by Title Artículos de revistas

Now showing items 1503-1522 of 2801

    • Light-induced release of the cardioprotective peptide angiotensin-(1-9) from thermosensitive liposomes with ... 
      Bejarano, Julián; Rojas, Aldo; Ramírez Sagredo, Andrea; Riveros Salvatierra, Ana; Morales Zavala, Francisco; Flores, Yvo; Riquelme Meléndez, Jaime; Guzmán, Fanny; Araya, Eyleen; Chiong Lay, Mario; Ocaranza, María Paz; Morales Montecinos, Javier; Villamizar Sarmiento, María Gabriela; Sánchez Vergara, Gina; Lavandero González, Sergio; Kogan, Marcelo J. (Elsevier, 2020)
      Angiotensin-(1-9), a component of the non-canonical renin-angiotensin system, has a short half-life in blood. This peptide has shown to prevent and/or attenuate hypertension and cardiovascular remodeling. A controlled ...
    • Limpieza y detergentes en la industria alimentaria 
      Spag Hagar, Jaime (Sociedad Chilena de Tecnología de Alimentos, 1976)
      La limpieza constituye una operación crítica en la industria alimentaria. Generalmente se tiende a considerar como impurezas o suciedad solamente a materias tales como tierra, pesticidas, microorganismos, grasas, carbohidratos, ...
    • Linear free energy relationship analysis of solvent effect on singlet oxygen reactions with mono and ... 
      Castro Olivares, Rafael; Günther Sapunar, Germán; Zanocco Loyola, Antonio; Lemp Miranda, Else (2009)
      Detection of O2(1 g) emission, max = 1270 nm, following laser excitation and steady-state methodswere employed to measure the total reaction rate constant, kT, and the reactive reaction rate constant, kR, for the reaction ...
    • Linear free energy relationship analysis of solvent effects on singlet oxygen reactions 
      Lemp Miranda, Else; Zanocco Loyola, Antonio; Lissi Gervaso, Eduardo A. (2003)
      Linear solvation energy relationship, LSER, and theoretical linear solvation energy relationship, TLSER, formalisms are applied to the analysis of solvent effects on singlet oxygen reactions. Treatments allow quantitative ...
    • lip-like genes in Phanerochaete sordida, and Ceriporiopsis subvermispora, white rot fungi with no detectable ... 
      Rajakumar, S.; Gaskell, J.; Cullen, C.; Lobos, S.; Karahanian, Eduardo; Vicuña E., Rafael (AMER SOC MICROBIOLOGY, 1996-07)
      Lignin peroxidase-like genes were PCR amplified from Phanerochaete sordida and Ceriporiopsis subvermispora, fungi lacking lignin peroxidase (LiP) activity. Amplification products were highly similar to previously described ...
    • Lipid and sensory quality of canned Atlantic salmon (Salmo salar): Effect of the use of different seaweed ... 
      Ortiz Viedma, Jaime; Vivanco, Juan P.; Aubourg, Santiago P. (Wiley, 2014)
      The addition of natural compounds as additives in fish products is increasingly important to prevent or delay their deterioration. Nowadays, most of the additives used on seafood are synthetic, and their safety is being ...
    • Lipid changes in barley seedlings subjected to water and cold stress 
      Zún ̃iga, Gustavo; Fernandez, Julio; Cristi, Raul; Alberdi, Miren; Corcuera, Luis (1990)
      Barley seedlings were subjected to water and cold stress, and the composition of lipid fractions and the accumulation of several low molecular weight metabolites in leaves determined. Proline, glycine-betaine and the total ...
    • Lipid damage in farmed rainbow trout (Oncorhynchus mykiss) after slaughtering and chilled storage 
      Ortiz Viedma, Jaime; Palma, Oscar; González, Natalia; Aubourg, Santiago P. (WILEY-V C H VERLAG GMBH, 2008-12)
      The flow ice system including ozone (OFI condition) was tested for slaughtering and storage (up to 16 days) of farmed rainbow trout (Oncorhynchus mykiss). Lipid damage analyses were carried out and compared to sensory ...
    • Lipid domains in giant unilamellar vesicles and their correspondence with equilibrium thermodynamic phases: ... 
      Fidorra, M.; Garcia, A.; Ipsen, J. H.; Härtel, S.; Bagatolli, L. A. (2009)
      We report a novel analytical procedure to measure the surface areas of coexisting lipid domains in giant unilamellar vesicles (GUVs) based on image processing of 3D fluorescence microscopy data. The procedure involves the ...
    • Lipid nanoparticles for the topical delivery of retinoids and derivatives 
      Morales, Javier; Valdés, Karina; Morales, Javier; Oyarzún Ampuero, Felipe (Future Medicine Ltd., 2015)
      Retinoids are lipophilic compounds that are highly used in cosmetics/therapeutics for skin disorders. Conventional formulations are limited by poor water solubility, high chemical/photochemical instability and the irritation ...
    • Lipopolysaccharide activates toll like receptor 4 and prevents cardiac fibroblast to myofibroblast differentiation 
      Bolivar, Samir; Santana, Roxana; Ayala, Pedro; Landaeta, Rodolfo; Boza Fuentes, Pía; Humeres Martínez, Claudio; Vivar Sánchez, Raúl; Muñoz Jofré, Claudia; Pardo, Viviana; Fernández, Samuel; Anfossi, Renatto; Díaz Araya, Guillermo (Springer, 2017)
      Bacterial lipopolysaccharide (LPS) is a known ligand of Toll-like receptor 4 (TLR4) which is expressed in cardiac fibroblasts (CF). Differentiation of CF to cardiac myofibroblasts (CMF) is induced by transforming growth ...
    • Liquid crystalline side chain methacrylic azo containing polymers 
      González Henríquez, Carmen M.; Soto Bustamante, Eduardo; Waceols-Gordillo, D. A.; Haase, Wolfgang (2009)
      This paper describes the synthesis and characterisation of methacrylic liquid crystalline side chain polymer containing azo group, with (PM6OAn) and without (PM6An) hydroxyl group. The characterisation was done by using a ...
    • Liquid crystalline textures and polymer morphologies resulting from electropolymerisation in liquid crystal phases 
      Kasch, N.; Dierking, I.; Turner, M.; Romero Hasler, P.; Soto Bustamante, Eduardo (Royal Soc Chemistry, 2015)
      A small fraction of an acrylate liquid crystalline monomer (<= 5%) is mixed into nematic and smectic liquid crystalline phases, and polymerised through the application of a voltage (electropolymerisation). Polarising ...
    • Liver microsomal biotransformation of nitro-aryl drugs: Mechanism for potential oxidative stress induction 
      Letelier Muñoz, María Eugenia; Izquierdo Lazo, Pamela Alejandra; Godoy Oviedo, Luis; Lepe Agrodnik, Ana María; Faúndez Cáceres, Mario Antonio (JOHN WILEY & SONS LTD, 2004-11)
      Toxic effects of several nitro-aryl drugs are attributed to the nitro-reduction that may be suffered in vivo, a reaction that may be catalysed by different reductases. One of these enzymes is NADPH-cytochrome P450 reductase, ...
    • Location, orientation and dynamics of two molecules with mitochondrial activity dissolved in anionic ... 
      Bahamonde-Padilla, Víctor; Martínez Cifuentes, Maximiliano; Muñoz-Masson, Daniel; Ruiz, Álvaro; Ahumada, Hernán; Araya Maturana, Ramiro; Soto Delgado, Jorge; Weiss López, Boris (Sociedad Chilena de Quimica, 2012)
      4,4-Dimethyl-5,8-dihydroanthracene-1,9,10(4H)-trione (Q1) and 9,10-Dihydroxy-4,4-dimethyl-5,8-dihydro-1 (4H)-anthracenone (Q2), two molecules that inhibit cancer cell respiration, were selectively deuterated and dissolved ...
    • Locus coeruleus mediates cold stress-induced polycystic ovary in rats 
      Bernuci, Marcelo P.; Szawka, Raphael E.; Helena, Cleyde V. V.; Leite, Cristiane M.; Lara Peñaloza, Hernán; Anselmo Franci, Janete A. (ENDOCRINE SOC, 2008-06)
      Previous reports about the rat ovary have shown that cold stress promotes ovarian morphological alterations related to a polycystic ovary (PCO) condition through activation of the ovarian sympathetic nerves. Because the ...
    • Long-range correlations ((n)j (C,H) n > 3) in the HMBC spectra of 3-(4-oxo-4H-chromen-3-YL)-acrylic acid ... 
      Araya Maturana, Ramiro; Gavin Sazatornil, J. A.; Heredia Moya, Jorge; Pessoa Mahana, Hernán; Weiss López, Boris (SOC BRASILEIRA QUIMICA, 2005-05)
      A systematic study about the long-range correlations observed in the HMBC spectra of a series of cis and trans 3-(4-oxo-4H-chromen-3-yl)-acrylic acid ethyl esters, and 5-hydroxy derivatives, was carried out. The results ...
    • Long-term effects of early-life exposure to environmental oestrogens on ovarian function: role of epigenetics 
      Cruz, G.; Forest, W.; Paredes, A.; Yi, K. D.; Uzumcu, M. (British Society for Neuroendocrinology, 2014)
      Oestrogens play an important role in development and function of the brain and reproductive tract. Accordingly, it is considered that developmental exposure to environmental oestrogens can disrupt neural and reproductive ...
    • Long-term impact of early life events on physiology and behaviour 
      Boersma, G. J.; Bale, T. L.; Casanello, P.; Lara Peñaloza, Hernán; Lucion, A. B.; Suchecki, D.; Tamashiro, K. L. (British Society for Neuroendocrinology, 2014)
      This review discusses the effects of stress and nutrition throughout development and summarises studies investigating how exposure to stress or alterations in nutrition during the pre-conception, prenatal and early ...
    • Longitudinal and Transverse Pyroelectric Effects in a Chiral Ferroelectric Liquid Crystal 
      Yablonskii, S. V.; Bondarchuk, V. V.; Soto Bustamante, Eduardo; Romero Hasler, P.; Ozaki, M.; Yoshino, K. (Pleiades Publishing, 2015)
      In this study, we compare the results of experimental investigations of longitudinal and transverse pyroelectric effects in a chiral ferroelectric crystal. In a transverse geometry, we studied freely suspended liquid-crystal ...