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Alejandra Moenne Muñoz

Profesor Titular

UNIVERSIDAD DE SANTIAGO DE CHILE

Santiago, Chile

Líneas de Investigación


Mecanismos fisiolgicos, bioqu­micos y moleculares de tolerancia a cobre en el alga marina Ulva compressa (Chlorophyta)Mecanismos fisiolgicos, bioqumicos y moleculares de la estimulacin del crecimiento y la defensa contra patgenos en plantas mediados por oligo-carragenanos de algas marinas

Educación

  •  Bioquímica y Biología Molecular, UNIVERSIDAD DE SANTIAGO DE CHILE. Francia, 1989
  •  Doctorat en Sciences, COMMISSARIAT A L'ENERGIE ATOMIQUE. Francia, 1989

 

Article (43)

Anthracene induces oxidative stress and activation of antioxidant and detoxification enzymes in Ulva lactuca (Chlorophyta)
Cadmium accumulation involves synthesis of glutathione, phytochelatins, and activation of CDPKs, CaMKs, CBLPKs and MAPKs signaling pathways in Ulva compressa
Chitosan-, alginate- carrageenan-derived oligosaccharides stimulate defense against biotic and abiotic stresses, and growth in plants: A historical perspective
Copper-Induced Activation of MAPKs, CDPKs and CaMKs Triggers Activation of Hexokinase and Inhibition of Pyruvate Kinase Leading to Increased Synthesis of ASC, GSH and NADPH in Ulva compressa
Copper-induced concomitant increases in photosynthesis, respiration, and C, N and S assimilation revealed by transcriptomic analyses in Ulva compressa (Chlorophyta)
Isolation and characterization of copper- and zinc-binding metallothioneins from the marine alga Ulva compressa
Mechanisms of Copper Tolerance, Accumulation, and Detoxification in the Marine Macroalga Ulva compressa (Chlorophyta): 20 Years of Research
Copper excess detoxification is mediated by a coordinated and complementary induction of glutathione, phytochelatins and metallothioneins in the green seaweed Ulva compressa
MAPK Pathway under Chronic Copper Excess in Green Macroalgae (Chlorophyta): Influence on Metal Exclusion/Extrusion Mechanisms and Photosynthesis
MAPK Pathway under Chronic Copper Excess in Green Macroalgae (Chlorophyta): Involvement in the Regulation of Detoxification Mechanisms
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
Copper-induced activation of TRP channels promotes extracellular calcium entry and activation of CaMK, PKA, PKC, PKG and CBLPK leading to increased expression of antioxidant enzymes in Ectocarpus siliculosus
Copper-induced activation of TRPs and VDCCs triggers a calcium signature response regulating gene expression in Ectocarpus siliculosus
Copper-induced increased expression of genes involved in photosynthesis, carotenoid synthesis and C assimilation in the marine alga Ulva compressa
Copper-induced early responses involve the activation of Transient Receptor Potential (TRP) channels, release of amino acids, serotonin and adrenalin, and activation of homologs of glutamate, adrenalin and serotonin receptors in the marine alga Ulva compressa
Copper-Induced Membrane Depolarizations Involve the Induction of Mosaic TRP Channels, Which Activate VDCC Leading to Calcium Increases in Ulva compressa.
Copper-induced overexpression of genes encoding antioxidant system enzymes and metallothioneins involve the activation of CaMs, CDPKs and MEK1/2 in the marine alga Ulva compressa
A novel field transplantation technique reveals intra-specific metal-induced oxidative responses in strains of Ectocarpus siiiculosus with different pollution histories
Copper-induced activation of TRP channels promotes extracellular calcium entry, activation of CaMs and CDPKs, copper entry and membrane depolarization in Ulva compressa
Copper-induced intra-specific oxidative damage and antioxidant responses in strains of the brown alga Ectocarpus siliculosus with different pollution histories
Oligo-carrageenan kappa increases C, N and S assimilation, auxin and gibberellin contents, and growth in Pinus radiata trees
Oligo-carrageenan kappa increases NADPH, ascorbate and glutathione syntheses and TRR/TRX activities enhancing photosynthesis, basal metabolism, and growth in Eucalyptus trees
Oligo-Carrageenan Kappa-Induced Reducing Redox Status and Increase in TRR/TRX Activities Promote Activation and Reprogramming of Terpenoid Metabolism in Eucalyptus Trees
Changes in SeMSC, Glucosinolates and Sulforaphane Levels, and in Proteome Profile in Broccoli (Brassica oleracea var. Italica) Fertilized with Sodium Selenate
Oligo-Carrageenans Enhance Growth and Contents of Cellulose, Essential Oils and Polyphenolic Compounds in Eucalyptus globulus Trees
Seaweed Oligosaccharides Stimulate Plant Growth by Enhancing Carbon and Nitrogen Assimilation, Basal Metabolism, and Cell Division
Copper-induced intracellular calcium release requires extracellular calcium entry and activation of L-type voltage-dependent calcium channels in Ulva compressa
Copper-induced synthesis of ascorbate, glutathione and phytochelatins in the marine alga Ulva compressa (Chlorophyta)
Cross Talk among Calcium, Hydrogen Peroxide, and Nitric Oxide and Activation of Gene Expression Involving Calmodulins and Calcium-Dependent Protein Kinases in Ulva compressa Exposed to Copper Excess
Oligo-carrageenans induce a long-term and broad-range protection against pathogens in tobacco plants (var.Xanthi)
Oligo-Carrageenans Stimulate Growth by Enhancing Photosynthesis, Basal Metabolism, and Cell Cycle in Tobacco Plants (var. Burley)
Identification of Copper-Induced Genes in the Marine Alga Ulva compressa (Chlorophyta)
Long-term protection against tobacco mosaic virus induced by the marine alga oligo-sulphated-galactan Poly-Ga in tobacco plants
Co-occurring increases of calcium and organellar reactive oxygen species determine differential activation of antioxidant and defense enzymes in Ulva compressa (Chlorophyta) exposed to copper excess
Proteomic analysis and identification of copper stress-regulated proteins in the marine alga Scytosiphon gracilis (Phaeophyceae)
Differential responses to copper-induced oxidative stress in the marine macroalgae Lessonia nigrescens and Scytosiphon lomentaria (Phaeophyceae)
TWO-DIMENSIONAL GEL ELECTROPHORESIS ANALYSIS OF BROWN ALGAL PROTEIN EXTRACTS
Molecular and morphologically distinct Scytosiphon species (Scytosiphonales, Phaeophyceae) display similar antioxidant capacities
Structurally unrelated algal oligosaccharides differentially stimulate growth and defense against tobacco mosaic virus in tobacco plants
Antioxidant responses in Scytosiphon lomentaria (Phaeophyceae) inhabiting copper-enriched coastal environments
Alginic acids in Lessonia vadosa: Partial hydrolysis and elicitor properties of the polymannuronic acid fraction
Copper accumulation, synthesis of ascorbate and activation of ascorbate peroxidase in Enteromorpha compressa (L.) Grev. (Chlorophyta) from heavy metal-enriched environments in northern Chile
Eucaryotic metallothioneins: proteins, gene regulation and copper homeostasis.

Proyecto (6)

Copper-induced expression of metallothioneins and synthesis of phytochelatins are involved in copper accumulation and tolerance in the marine macroalga Ulva compressa (Chlorophyta)
Validación en campo de los compuestos Thor/Karla que aumentan el crecimiento y la cantidad de celulosa en Eucalyptus globulus
Copper-induced activation of Transient Receptor Potential (TRP) and Voltage-Dependent Calcium Channels (VDCC) and their regulation by secreted redox compounds, NO, calmodulins and CDPKs and in the marine alga Ulva compressa
Estimulación del crecimiento y de la cantidad decelulosa y taxanos en coníferas tratadas con oligo-carragenano kappa
Study and optimization of a process to obtain dehydrated Se-enriched broccoli with improved anticarcinogenic and antioxidant properties.
Señales de calcio y ROS inducidas por cobre el el alga marina Ulva compressa (Chlorophyta) y su participación en la activación de genes implicados en la transducción de señales y en la respuesta antioxidante

Review (2)

Mechanisms of metal tolerance in marine macroalgae, with emphasis on copper tolerance in Chlorophyta and Rhodophyta
Seaweed Polysaccharides and Derived Oligosaccharides Stimulate Defense Responses and Protection Against Pathogens in Plants
44
Alejandra Moenne

Profesor Titular

Biologia

UNIVERSIDAD DE SANTIAGO DE CHILE

Santiago, Chile

20
Alberto González

Académico

Biología

Universidad de Santiago de Chile

Estación Central, Chile

12
Loretto Contreras

Profesora Titular

Ecología y Biodiversidad

Universidad Andrés Bello

Santiago, Chile

12
Claudio Sáez

Director General

centro HUB AMBIENTAL UPLA

UNIVERSIDAD DE PLAYA ANCHA DE CIENCIAS DE LA EDUCACION

Valparaíso, Chile

9
Juan Correa

Full Profesor

Ecology

Pontificia Universidad Catolica de Chile

Santiago, Chile

7
Rodrigo Contreras

Postdoc

Departamento de Biología

USACH

Santiago, Chile

5
Bernardo Morales

Profesor titular

Biologia

Universidad de Santiago de Chile

Santiago, Chile

4
Daniel Laporte

Académico Investigador

Instituto de Ciencias Biomédicas

Universidad Autónoma de Chile

Talca, Chile

3
Maria Gabriela Lobos

Professor Titular

Institute of Chemistry

UNIVERSIDAD DE VALPARAÍSO

Valparaiso, Chile

2
Marlen Gutierrez

Investigador

Centro para el Desarrollo de la Nanociencia y Nanotecnologia

Universidad de Santiago de Chile

Santiago, Chile

2
Eduardo Castro

Associate Professor

Center for Bioinformatics and Integrative Biology

UNIVERSIDAD ANDRES BELLO

Santiago, Chile

2
Gustavo Zuñiga

Professor

Biologia

UNIVERSIDAD DE SANTIAGO DE CHILE

Santiago, Chile

2
Paula Celis

investigador

Centro de Estudios Avanzados, Universidad de Playa Ancha

Viña del Mar , Chile

2
Fernanda Rodríguez

Investigadora Postdoctoral

CEA

Universidad de Playa Ancha de Ciencias de la Educación

Viña del mas, Chile

1
ANDREA MAHN

Profesor Titular

Ingeniería Química

UNIVERSIDAD DE SANTIAGO DE CHILE

Santiago, Chile

1
Natalia Valdés

Investigador

Universidad de Santiago de Chile

Santiago, Chile

1
Ramon Palma

Full Professor

Ecología

Pontificia Universidad Católica de Chile; Facultad de Ciencias Biológicas

Santiago, Chile

1
Elisa Zúñiga

Académico titular

Química

Universidad M

Santiago, Chile

1
Cristóbal Medina

CEO

Lircaytech

Santiago, Chile

1
Freddy Boehmwald

Researcher

Biotechnology

UC Davis Chile

Santiago, Chile

1
Claudio Meneses

Profesor Titular

Facultad de Ciencias de la Vida

UNIVERSIDAD ANDRÉS BELLO

Santiago, Chile

1
Enrique Mejias

Director

Abeille Consultores

Santiago, Chile

1
Juan García-Huidobro

Profesor Titular

Biologia

Universidad de Santiago de Chile

Santiago de Chile, Chile