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Mostrando publicaciones 1-8 de 8
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Biotransformation of poly(cis-1,4-isoprene) in a multiphase enzymatic reactor for continuous extraction of oligo-isoprenoid molecules
Andler-Osorio, Rodrigo; Valdés, Cristian; Díaz-Barrera, Álvaro; Steinbüchel, A. (2020)Biotechnological processes for the partial degradation or transformation of poly(cis-1,4-isoprene) rubber have been investigated during recent decades with promising results. The use of the enzyme ‘latex clearing protein’ ...
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Desulfurization of vulcanized rubber particles using biological and couple microwave-chemical methods
Valdés, Cristian; Hernández-Sepúlveda, Camila; Morales-Vera, Rodrigo; Andler-Osorio, Rodrigo (2021)Currently, recycling or degradation treatments for tires are an enormous challenge. Despite efforts to dispose of or recycle it, rubber waste is increasing year by year worldwide. To create a rubber-recycling system, several ...
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Desulfurization of vulcanized rubber particles using biological and couple microwave-chemical methods
Valdés, Cristian; Hernández-Sepúlveda, Camila; Morales-Vera, Rodrigo; Andler-Osorio, Rodrigo (2021)Currently, recycling or degradation treatments for tires are an enormous challenge. Despite efforts to dispose of or recycle it, rubber waste is increasing year by year worldwide. To create a rubber-recycling system, several ...
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Edible oil parameters during deterioration processes
Flores, Marcos; Avendaño, Victoria; Bravo, Jessica; Valdés, Cristian; Forero-Doria, Oscar; Quitral, Vilma; Vilcanqui, Yesica; Ortiz-Viedma, Jaime (2021)With the continuous increase in research on lipids, technologies and the development of chemical-analytical methods associated with the characterization and monitoring of different processes that involve modifications in ...
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Efficient production of a polyhydroxyalkanoate by Azotobacter vinelandii OP using apple residues as promising feedstock
Andler-Osorio, Rodrigo; Rojas, Victoria; Pino, Valentina; Castro, Ricardo I.; Valdés, Cristian; Kumar, Vinay; Peña, Carlos; Díaz-Barrera, Álvaro (2023)Fruit residues are attractive substrates for the production of bacterial polyhydroxyalkanoates due to the high contents of fermentable sugars and the fast, simple, and efficient pretreatment methods required. In this study, ...
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Fruit residues as a sustainable feedstock for the production of bacterial polyhydroxyalkanoates
Andler-Osorio, Rodrigo; Valdés, Cristian; Urtuvia, Viviana; Andreeßenb, C.; Díaz-Barrera, Álvaro (2021)Polyhydroxyalkanoates (PHA) are bio-based and compostable polyesters while at the same time exhibiting physical and mechanical properties similar to conventional fossil-based plastic materials. To make the biotechnical ...
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Tetrahydrobiopterin (bh4) supplementation prevents the cardiorenal effects of diabetes in mice by reducing oxidative stress, inflammation and fibrosis
Novoa, Ulises; Soto, Karen; Valdés, Cristian; Villaseñor, Jorge; Treuer, Adriana V.; González, Daniel R. (2022)Background: The effects of diabetes on the cardiovascular system as well as in the kidney are profound, which include hypertrophy and fibrosis. Diabetes also induces oxidative stress, at least in part due to the uncoupling ...
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What can insects tell us about the use of pesticides? the detection and quantification of chlorpyrifos via QuEChERS and HEADSPACE-SPME methods using GC/MS/MS
Valdés, Cristian; Silva-Neto, Carlos M.; Salas, Claudio; Muñoz-Quezada, María Teresa; Mamani, Maribel; de Oliveira Araujo, Rodrigo (2024)The global use of pesticides, exceeding 4 million tons annually, poses substantial threats to public health and the environment. Numerous studies emphasize the correlation between pesticide exposure, genotoxicity, and ...