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Dr. Gustavo Zuñiga

Cargo: 
Dpto. Biología. Laboratorio de Biotecnología y Fisiología Vegetal
E-mail: 
gustavo.zuniga@usach.cl

 

Imágen 1. Fisiología de Estrés: Plantas antárticas

Imágen 2. Biotecnología de produtos naturales

 

Biografía: 

Realizó sus estudios en la Universidad de Chile (Magister y Doctorado)

Lineas de Investigación: 

Fisiologia de estrés (plantas antárticas). Obtención biotecnológica de metabolitos secundários bioactivos (plantas nativas y endémicas).

Proyectos: 

SAEF: Securing Antartica´s Environmental Future (2021-2027) Respuestas de musgos antárticos al cambio climático (2017-2022).

Últimas Publicaciones: 
  1. Contreras, R.A., Pizarro, M., Köhler, H., Sáez, C.A., Zúñiga, G.E. (2018). Copper stress induces antioxidant responses and accumulation of sugars and phytochelatins in Antarctic Colobanthus quitensis (Kunth) Bartl. Biological Research 51:48

 

  1. Henriques, D.K., Silva, B.G.C., Zuñiga, G.E., Câmara, P.E.A.S. (2018). Contributions to the bryological knowledge of ASPA 125, Fildes Peninsula, King George Island. Biological Research 51:29.

 

  1. Manquián-Cerda, K., Cruces, E., Escudey, M., Zúñiga, G.E, 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.

 

  1. Salinas, P., Salinas, C., Contreras, R.A., Zúñiga, G.E., 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.

 

  1. Contreras, R.A., Pizarro, M., Köhler, H., Zamora, P., Zúñiga, G.E. (2019). UV-B shock induces photoprotective flavonoids but not antioxidant activity in Antarctic Colobanthus quitensis (Kunth) Bartl. Environmental and Experimental Botany 159.179.

 

  1. Saucedo, S., González, A., Gómez, M., Rodrigo, R.A., Laporte, D., Saez, C.A., Zúñiga, G.E., y Moenne, A. (2019) Oligo-carrageenan kappa increases glucose, trehalose and TOR-P and subsequently stimulates the expression of genes involved in photosynthesis, and basal and secondary metabolisms in Eucalyptus globulus. BMC Plant Biol 19, 258. https://doi.org/10.1186/s12870-019-1858-z

 

  1. Pizarro, M., Contreras, R.A., Köhler, H., Zúñiga, G.E. (2019). Desiccation tolerance in the Antarctic moss Sanionia uncinata. Biological Research 52:46.

 

  1. Robinson, S.A., Klekociuk, A.R., King, D.H., Pizarro, M., Zúñiga, G.E., Bergstrom, D.M. (2020). The 2019/2020 summer of Antarctic heatwaves. Global Change Biology DOI: 10.1111/gcb.15083

 

  1. Pizarro, C., Escudey, M., Caroca, E., Pavez, C., & Zúñiga, G. E. (2020). Evaluation of zeolite, nanomagnetite, and nanomagnetite-zeolite composite materials as arsenic (V) adsorbents in hydroponic tomato cultures. Science of The Total Environment, 141623. doi:10.1016/j.scitotenv.2020.141623 

 

  1. Perera-Castro, A. V., Waterman, M. J., Turnbull, J. D., Ashcroft, M. B., McKinley, E., Watling, J. R., Zúñiga, G.E, Pizarro, M and Robinson, S. A. (2020). It Is Hot in the Sun: Antarctic Mosses Have High Temperature Optima for Photosynthesis Despite Cold Climate. Frontiers in Plant Science, 11. doi:10.3389/fpls.2020.01178 

 

  1. Venegas, M., Barahona, S., González, A. M., Sepúlveda, D., Zúñiga, G. E., Baeza, M., … Alcaíno, J. (2020). Phenotypic Analysis of Mutants of Ergosterol Biosynthesis Genes (ERG3 and ERG4) in the Red Yeast Xanthophyllomyces dendrorhous. Frontiers in Microbiology, 11. doi:10.3389/fmicb.2020.01312 

 

  1. Cortés-Antiquera R, Pizarro M, Contreras RA, Köhler H and Zúñiga GE (2021). Heat Shock Tolerance in Deschampsia antarctica Desv. Cultivated in vitro Is Mediated by Enzymatic and Non-enzymatic Antioxidants

 

  1. Rodrigo A. Contreras, Marisol Pizarro, Nicolás Peña-Heyboer, Leonora Mendoza, Camila Sandoval, Rodrigo Muñoz-González & Gustavo E. Zúñiga (2022) Antifungal activity of extracts from the Antarctic plant Colobanthus quitensis Kunth. (Bartl) cultured in vitro against Botrytis cinerea Pers, Archives of Phytopathology and Plant Protection, 55:5, 615-635, DOI: 10.1080/03235408.2022.2035965

 

  1. Echeverria-Echeverria, C., Valderrama-Villarroel, A., Ortega, M.,  Contreras, R.A., Zúñiga, G.E., Alvarado-Soto, L and Ramírez-Tagle, R (2022). Cytotoxic Effect of Puya chilensis Collected in Central Chile. Natural Product Communications Volume 17: 1–5.

 

  1. Neris, D., Mattiello, L., Zuñiga, G., Purgatto, E. and Menossi, M. (2022). Reduction of ethylene biosynthesis in sugarcane induces growth and investment in the non‑enzymatic antioxidant apparatus. Plant Cell Reports (2022) 41:979–993 https://doi.org/10.1007/s00299-022-02832-7

 

  1. Gonzalez-Coloma. A., Andrés, M.F., Contreras, R., Zúñiga, G.E. and Díaz, C.E. (2022). Sustainable Production of Insecticidal Compounds from Persea indica Plants 11, 418. https://doi.org/10.3390/plants11030418

 

  1. González-Teuber M, Contreras RA, Zúñiga GE, Barrera D and Bascuñán-Godoy L (2022). Synergistic Association With Root Endophytic Fungi Improves Morpho-Physiological and Biochemical Responses of Chenopodium quinoa to Salt Stress. Front. Ecol. Evol. 9:787318. https://doi: 10.3389/fevo.2021.787318

 

  1. Bueno-Nieto, C.; Cortés-Antiquera, R.; Espina, G.; Atalah, J.; Villanueva, J.; Aliaga, C.; Zuñiga, G.E.; Blamey, J.M. Biochemical and Spectroscopic Characterization of a Recombinant Laccase from Thermoalkaliphilic Bacillus sp. FNT with Potential for Degradation of Polycyclic Aromatic Hydrocarbons (PAHs). Catalysts 2023, 13, 763. https://doi.org/10.3390/ catal13040763

 

  1. Zupanska AK, Arena C, Zuñiga GE, Casanova-Katny A, Turnbull JD, Bravo LA, Ramos P, Sun H, Shishov VV. Editorial: Revisiting the limits of plant life - plant adaptations to extreme terrestrial environments relating to astrobiology and space biology. Front Plant Sci. 2023 Aug 17;14:1267183. doi: 10.3389/fpls.2023.1267183. PMID: 37662183; PMCID: PMC10472590.