Now showing items 181-200 of 4968

    • Fuentes Ugarte, Nicolás Andrés; Herrera, Sixto; Maturana, Pablo; Castro Fernández, Víctor Hugo; Guixe Leguia, Victoria Cristina (Frontiers Media, 2021)
      Halophilic enzymes need high salt concentrations for activity and stability and are considered a promising source for biotechnological applications. The model study for haloadaptation has been proteins from the Halobacteria ...
    • Pereira Orenha, Renato; Peixoto, Leticia Bermudes; Caramori, Giovanni Finoto; Piotrowski, Mauricio Jeomar; Araujo Batista, Krys Elly de; Contreras García, Julia; Cárdenas Valencia, Carlos Alberto; Morgon, Nelson Henrique; Mendizábal Emaldia, Fernando Javier; Tame Parreira, Renato Luis (Royal Soc. Chemistry, 2021)
      Fluoride anions (F-) may have beneficial or harmful effects on the environment depending on their concentration. Here, we shed light on F- recognition by compounds containing boron, tellurium and antimony, which were ...
    • Frugone, María José; Cole, Theresa L.; López, María Eugenia; Clucas, Gemma; Matos Maravi, Pavel; Lois, Nicolás A.; Pistorius, Pierre; Bonadonna, Francesco; Trathan, Phil; Polanowski, Andrea; Wienecke, Bárbara; Raya Rey, Andrea; Putz, Klemens; Steinfurth, Antje; Bi, Ke; Wang Claypool, Cynthia Y.; Waters, Jonathan M.; Bowie, Rauri C. K.; Poulin, Elie Albert; Vianna, Juliana A. (Wiley, 2021)
      Aim Delimiting recently diverged species is challenging. During speciation, genetic differentiation may be distributed unevenly across the genome, as different genomic regions can be subject to different selective pressures ...
    • Schwob ., Guillaume Julien Pierre; Segovia, Nicolás I.; González Wevar, Claudio; Cabro, Léa; Orlando, Julieta Laura; Poulin, Elie Albert (Frontiers Media, 2021)
      Most of the microbial biogeographic patterns in the oceans have been depicted at the whole community level, leaving out finer taxonomic resolution (i.e., microdiversity) that is crucial to conduct intra-population ...
    • Armijo, Enrique; Edwards, George; Flores, Andrea; Vera Buschmann, Jorge Alejandro; Shahnawaz, Mohammad; Moda, Fabio; González, César; Sanhueza Toha, María Magdalena; Soto, Claudio (MDPI, 2021)
      Alzheimer's disease (AD) is the most common type of dementia in the elderly population. The disease is characterized by progressive memory loss, cerebral atrophy, extensive neuronal loss, synaptic alterations, brain ...
    • Maturana, Claudia S.; Rosenfeld, Sebastián; Biersma, Elisabeth M.; Segovia, Nicolás; González Wevar, Claudio A.; Díaz, Angie; Naretto, Javier; Duggan, Ian C.; Hogg, Ian D.; Poulin, Elie Albert; Convey, Peter; Jackson, Jennifer A. (Wiley, 2021)
      Aim We investigated evolutionary relationships and biogeographical patterns within the genus Boeckella to evaluate (1) whether its current widespread distribution in the Southern Hemisphere is due to recent long-distance ...
    • Sabat Opazo, Pablo Enrique; Newsome, Seth D.; Pinochet, Stephanie; Nespolo, Roberto; Sánchez Hernández, Juan Carlos; Maldonado, Karin; Gerson, Alexander R.; Sharp, Zachary D.; Whiteman, John P. (Frontiers Media, 2021)
      Understanding physiological traits and ecological conditions that influence a species reliance on metabolic water is critical to creating accurate physiological models that can assess their ability to adapt to environmental ...
    • Altimiras, Francisco; García, José Antonio; Palacios García, Ismael José; Hurley, Michael J.; Deacon, Robert; González, Bernardo; Cogram, Patricia (Frontiers Media, 2021)
      The human gut microbiome is the ecosystem of microorganisms that live in the human digestive system. Several studies have related gut microbiome variants to metabolic, immune and nervous system disorders. Fragile X ...
    • Féral, Jean Pierre; Verlaque, Marc; Rosenfeld Sekulovic, Sebastián Alejandro; Poulin, Elie Albert; Chenuil, Anne; Saucede, Thomas (Adac Cryptogamie, 2021)
      Conceived as a baseline for the management and conservation of the marine protected area of the French Southern Territories (reserve naturelle nationale des Terres australes francaises), the checklist of marine macroalgae ...
    • Rojas, Isis; Rivera Ingraham, Georgina A.; Cárcamo, Claudia B.; Jeno, Katherine; Fuente Ortega, Erwin de la; Schmitt, Paulina; Brokordt, Katherina (Frontiers Media, 2021)
      The scallop Argopecten purpuratus is an important resource for Chilean and Peruvian aquaculture. Seed availability from commercial hatcheries is critical due to recurrent massive mortalities associated with bacterial ...
    • Torres, Nardi; Herrera, Ileana; Fajardo, Laurie; Bustamante Araya, Ramiro Osciel (BMC, 2021)
      Background One of the ecological impacts of exotic plant invasions may be alteration of the soil microbial community, which may cause changes to the diversity, richness and function of these communities. In order to explore ...
    • Briceño Catalán, Pedro Felipe; Rivas Yáñez, Elizabeth Camila; Rosemblatt Bono, Mariana Violeta; Parra Tello, Brian Josué; Farías, Paula; Vargas, Leonardo; Simon Zegers, María Valeska; Cárdenas, César; Lladser, Álvaro; Salazar Onfray, Flavio Andrés; Elorza, Álvaro A.; Rosemblatt Silber, Mario César; Bono Merino, María Rosa; Sauma Mahaluf, Daniela Macarena (Frontiers Media, 2021)
      CD39 and CD73 are ectoenzymes that dephosphorylate ATP into its metabolites; ADP, AMP, and adenosine, and thus are considered instrumental in the development of immunosuppressive microenvironments. We have previously shown ...
    • Pendás, Ángel Martín; Muñoz Sáez, Francisco Javier; Cárdenas Valencia, Carlos Alberto; Contreras García, Julia (MDPI, 2021)
      A real space understanding of the Su-Schrieffer-Heeger model of polyacetylene is introduced thanks to delocalization indices defined within the quantum theory of atoms in molecules. This approach enables to go beyond the ...
    • Durán Meza, Eva Lisa; Díaz Espinoza, Rodrigo (MDPI, 2021)
      Amyloids are supramolecular assemblies composed of polypeptides stabilized by an intermolecular beta-sheet core. These misfolded conformations have been traditionally associated with pathological conditions such as Alzheimer's ...
    • Martínez Núñez, Gary (Springer, 2021)
      Let A be an abelian variety and G a finite group of automorphisms of A fixing the origin such that A/G is smooth. The quotient A/G can be seen as a fibration over an abelian variety whose fibers are isomorphic to a product ...
    • Rodríguez S., Sharon; Pérez Giraldo, Laura Camila; Vergara, Pablo M.; Carvajal, Mario A.; Alaniz Baeza, Alberto José (Elsevier, 2021)
      The sustainable provision of pollination services in large regions of the Nearctic and Neotropics usually involves the coexistence of a rich assemblage of native bees and introduced bees in the same agroecosystem. This ...
    • Kalra, Rishu; Conlan, Xavier A.; Areche Medina, Carlos Alberto; Dilawari, Rahul; Goel, Mayurika (Frontiers Media, 2021)
      Pseudevernia furfuracea (L.) Zopf (Parmeliaceae) is a well-known epiphytic lichen commonly used in Indian spice mixtures and food preparations such as curries. This study is an attempt to find the best extraction methodology ...
    • Reyes, Samantha T.; Deacon, Robert M. J.; Guo, Scarlett G.; Altimiras, Francisco J.; Castillo, Jessa B.; van der Wildt, Berend; Morales, Aimara P.; Park, Jun Hyung; Klamer, Daniel; Rosenberg, Jarrett; Oberman, Lindsay M.; Rebowe, Nell; Sprouse, Jeffrey; Missling, Christopher U.; McCurdy, Christopher R.; Cogram, Patricia; Kaufmann, Walter E.; Chin, Frederick T. (Nature, 2021)
      Fragile X syndrome (FXS), a disorder of synaptic development and function, is the most prevalent genetic form of intellectual disability and autism spectrum disorder. FXS mouse models display clinically-relevant phenotypes, ...
    • Miranda Rojas, Sebastián; Blanco Esperguez, Kevin; Tuñón, Iñaki; Kästner, Johannes; Mendizábal Emaldia, Fernando Javier (MDPI, 2021)
      The mixed lineage leukemia 3 or MLL3 is the enzyme in charge of the writing of an epigenetic mark through the methylation of lysine 4 from the N-terminal domain of histone 3 and its deregulation has been related to several ...
    • Van der Nest, Magriet A.; Chávez, Renato; De Vos, Lieschen; Duong, Tuan A.; Gil Durán, Carlos; Ferreira, María Alves; Lane, Frances a.; Levicán, Gloria; Santana, Quentin C.; Steenkamp, Emma T.; Suzuki, Hiroyuki; Tello, Mario; Rakoma, Jostina R.; Vaca Cerezo, Inmaculada; Valdés, Natalia; Wilken, P. Markus; Wingfield, Michael J.; Wingfield, Brenda D. (BMC, 2021)
      Draft genomes of Penicillium roqueforti, Fusarium sororula, Chalaropsis populi, and Chrysoporthe puriensis are presented. Penicillium roqueforti is a model fungus for genetics, physiological and metabolic studies, as well ...