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Laboratorio de Fisiologia y Biotecnología Vegetal

Proyectos:
  • Proyecto INACH RT_14-17: Respuestas adaptativas de musgos antárticos al cambio climático (2017-2019)
  • Proyecto FONDECYT 1140189: Respuestas metabolómicas de los musgos antárticos Sanionia uncinata y Polytrichastrum alpinum al calentamiento global (2014-2017)
  • Proyecto INACH DG_06-14: Mecanismos Bioquímicos de la tolerancia a la desecación en el musgo antártico Sanionia uncinata (2014-2015)
Publicaciones:
  • Pizarro, M; Contreras RA, Kohler, H, Zúñiga GE. 2019. Desiccation tolerance in the Antarctic moss Sanionia uncinata. Biological research. DOI: 10.1186/s40659-019-0251-6
  • Salinas, P; Salinas, C; Contreras, RA; Zúñiga, GE; Dupree, P; Cardemil, L.2019. Water deficit and abscisic acid treatments increase the expression of a glucomannan mannosyltransferase gene (GMMT) in Aloe vera Burm. F. Phytochemistry. 159: 90-10.
  • Rodrigo A. Contreras, Marisol Pizarro, Hans Köhler , Claudio A. Sáez and Gustavo E. Zúñiga. 2018. Copper stress induces antioxidant responses and accumulation of sugars and phytochelatins in Antarctic Colobanthus quitensis (Kunth) Bart. Biological Research. 51:48. DOI: 10.1186/s40659-018-0197-0.
  • Manquián-Cerda, K.; Cruces, E.; Escudey, M.; Zúñiga, G.; Calderón, R. 2018. Interactive effects of aluminum and cadmium on phenolic compounds, antioxidant enzyme activity and oxidative stress in blueberry (Vaccinium corymbosum L.) plantlets cultivated in vitro. Ecotoxicology and Environmental Safety. 150:320-326. DOI: 10.1016/j.ecoenv.2017.12.050
  • Rodrigo A. Contreras, Marisol Pizarro, Hans Köhler, Pablo Zamora, Gustavo E. Zúñiga. 2018. UV-B shock induces photoprotective flavonoids but not antioxidant activity in Antarctic Colobanthus quitensis (Kunth) Bartl. Environmental and Experimental Botany. 159: 179-190. DOI:10.1016/j.envexpbot.2018.12.022
  • Henriques, DK; Silva, BGC; Zúñiga, GE; Camara, PEAS.2018. Contributions to the bryological knowledge of ASPA 125, Fildes Peninsula, King George Island. Biological research. 51, DOI: 10.1186/s40659-018-0178-3
  • Köhler, H; Contreras, RA;  Pizarro, M;  Zúñiga GE. 2017. Antioxidant responses induced by UVB radiation in Deschampsia antarctica Desv. Frontiers in Plant Science. DOI: /10.3389/fpls.2017.00921.
  • Beltran-Castillo, S; Olivares, MJ; Contreras, RA; Zuniga, G; Llona, I; von Bernhardi, R; Eugenin, JL. 2017. D-serine released by astrocytes in brainstem regulates breathing response to CO2 levels. Nature Communications. 8. DOI: 10.1038/s41467-017-00960-3.
  • Zúñiga-González, P., Zúñiga, G. E., Pizarro, M. & Casanova-Katny, A. 2016. Soluble carbohydrate content variation in Sanionia uncinata and Polytrichastrum alpinum,  two Antarctic mosses with contrasting desiccation capacities. Biological Research. 49:6
  • Casanova-Katny, A., Pizarro, M., Caballero, M. M., Cordero, R. & Zúñiga, G. E. 2015. Non-structuralcarbohydratecontent in cryptogamic Antarctic species after two years of passive warming on the Fildes Peninsula. Czech Polar Reports: 5:88-98
  • Junqueira-Gonçalves, M.P., Yáñez, L., Morales, C., •Navarro , M., •Contreras, R.A., Zúñiga, G.E. 2015. Isolation and Characterization of Phenolic Compounds and Anthocyaninsfrom Murta (Ugni molinaeTurcz.) Fruits. Assessment of Antioxidant and Antibacterial Activity. Molecules 31:5698-713
  • A. Casanova-Katny, A., Pizarro. M., Caballero, M.M., Cordero, R., and Zúñiga, G.E. 2015. Non-structuralcarbohydratecontent in cryptogamicAntarcticspeciesaftertwoyears of passive warmingon the Fildes Peninsula.
  • Barrientos, H., Pérez, C., Zuñiga, G.E., Mahn, A. 2014.Effect of methyljasmonate, sodiumselenate and chitosan as exogenouselicitorsonthephenoliccompoundsprofile of broccolisprouts. Journal of theScience of Food and Agriculture. 2014. 94:2555-2561.
  • González. A.,Contreras, A.R.,Zúñiga, G.E., Moenne, M., (2014). Oligocarrageenan kappa-inducedreducingredox status and activation of TRR/TRX systemincreasethelevel of indole-3-acetic acid, gibberellin A 3 and trans-zeatin in EucalyptusglobulustreesMolecules: 19:12690-12698.
  • Tapia, Y., Diaz, O., Pizarro, C.,Segura, R.,Vines., M.,Zúñiga, G.E.,Moreno-Jiménez, E. (2013) .Atriplex atacamensis and Atriplex halimus resist As contamination in Pre-Andeansoils (northern Chile) Science of the Total Environment. 450-451:188-196.