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The native potatoes (Solanum tuberosum ssp. tuberosum L.) cultivated on Chiloé Island in southern Chile have great variability in terms of tuber shape, size, color and flavor. These traits have been preserved throughout generations due to the geographical position of Chiloé, as well as the differ...


Inostroza Blancheteau, ClaudioDe Oliveira Silva, FranklinDuran, FabiolaSolano Solís, JaimeObata, ToshihiroMachado, MarianaFernie, Alisdair R.Reyes Diaz, MarjorieNunes-Nesi, Adriano[Metabolic diversity in tuber tissues of native Chiloe potatoes and commercial cultivars of Solanum tuberosum ssp tuberosum L.]Metabolic diversity in tuber tissues of native Chiloe potatoes and commercial cultivars of Solanum tuberosum ssp tuberosum L.

Main conclusion: Aluminum toxicity and sulfate deprivation both regulate microRNA395 expression, repressing its low-affinity sulfate transporter (SULTR2;1) target. Sulfate deprivation also induces the high-affinity sulfate transporter gene (SULTR12), allowing enhanced sulfate uptake. Few studies ...


Alarcón Poblete, EdithInostroza Blancheteau, ClaudioAlberdi, MirenRengel, ZedReyes Diaz, Marjorie[Molecular regulation of aluminum resistance and sulfur nutrition during root growth]Molecular regulation of aluminum resistance and sulfur nutrition during root growth

Romero-Romero, Jesus L.; Inostroza-Blancheteau, Claudio; Orellana, Daniela; Aquea, Felipe; Reyes-Diaz, Marjorie; Gil, Pilar M.; Pablo Matte, Juan; Arce-Johnson, PatricioRomero Romero, JesúsInostroza Blancheteau, ClaudioOrellana, DanielaAquea, FelipeReyes Diaz, MarjorieGil, Pilar M.Matte, Juan PabloArce Johson, Patricio[Stomata regulation by tissue-specific expression of the Citrus sinensis MYB61 transcription factor improves water-use efficiency in Arabidopsis]Stomata regulation by tissue-specific expression of the Citrus sinensis MYB61 transcription factor improves water-use efficiency in Arabidopsis
Alarcon Poblete, EdithInostroza Blancheteau, ClaudioLatsague Vidal, MirthaAlberdi, Mirende Oliveira Silva, Franklin MagnumNunes Nesi, AdrianoPoblete Grant, PatriciaMerino Gergichevich, CristianReyes Diaz, Marjorie[Gypsum application ameliorates morphological and photochemical damages provoked by Al toxicity in Vaccinium corymbosum L. cultivars]Gypsum application ameliorates morphological and photochemical damages provoked by Al toxicity in Vaccinium corymbosum L. cultivars
Alarcon Poblete, EdithInostroza Blancheteau, ClaudioAlberdi, MirenRengel, ZedReyes Diaz, Marjorie[Molecular regulation of aluminum resistance and sulfur nutrition during root growth]Molecular regulation of aluminum resistance and sulfur nutrition during root growth

In acid soils, manganese (Mn) concentration increases, becoming toxic to plants. Mn toxicity differentially affects physiological processes in highbush blueberry (Vaccinium corymbosum L.) cultivars. However, the mechanisms involved in Mn toxicity of the new and traditionally established cultivars...


Gonzalez Villagra, JorgeLuengo Escobar, AnaRibera Fonseca, AlejandraCárcamo Fincheira, PazPatricia Omena Garcia, RebecaNunes Nesi, AdrianoInostroza Blancheteau, ClaudioAlberdi, MirenReyes Diaz, Marjorie[Differential mechanisms between traditionally established and new highbush blueberry (Vaccinium corymbosum L.) cultivars reveal new insights into manganese toxicity resistance]Differential mechanisms between traditionally established and new highbush blueberry (Vaccinium corymbosum L.) cultivars reveal new insights into manganese toxicity resistance

Aluminum (Al) is the main limiting factor for plant growth in acid soils. Woody plant species are well adapted to acid soils with high Al3+ concentration. The external resistance mechanisms comprise Al immobilization in the rhizosphere (Al excluders) and internal ones include complexation of Al i...


Reyes Diaz, MarjorieInostroza Blancheteau, ClaudioRengel, ZedPanda, SKBaluska, F[Physiological and Molecular Regulation of Aluminum Resistance in Woody Plant Species]Physiological and Molecular Regulation of Aluminum Resistance in Woody Plant Species

Manganese (Mn2+) toxicity or UV-B radiation and their individual effects on plants have been documented previously. However, no study about the combined effect of these stresses is available. We evaluated the individual and combined effects of excess Mn2+ and UV-B radiation on physiological and b...


Rojas Lillo, YeseniaAlberdi, MirenAcevedo, PatricioInostroza Blancheteau, ClaudioRengel, Zedde la Luz Mora, MariaReyes Diaz, Marjorie[Manganese toxicity and UV-B radiation differentially influence the physiology and biochemistry of highbush blueberry (Vaccinium corymbosum) cultivars]Manganese toxicity and UV-B radiation differentially influence the physiology and biochemistry of highbush blueberry (Vaccinium corymbosum) cultivars

Aluminum (Al) toxicity is one of the major factors that limit the growth and production of crops in acid soils. Highbush blueberry (Vaccinium corymbosum L.) cultivars differing in resistance to Al toxicity regarding root growth and photosynthetic performance were used. In this study, we compared ...


Cárcamo Fincheira, PazReyes Diaz, MarjorieRengel, ZedAlberdi, MirenOmena Garcia, Rebeca PatriciaNunes Nesi, AdrianoInostroza Blancheteau, Claudio[Aluminum stress differentially affects physiological performance and metabolic compounds in cultivars of highbush blueberry]Aluminum stress differentially affects physiological performance and metabolic compounds in cultivars of highbush blueberry

We studied resistance to manganese (Mn) toxicity under acidic conditions and its relationship with nutrients such as calcium (Ca) and magnesium (Mg) in new perennial ryegrass (Lolium perenne L.) genotypes (One-50, Banquet-II and Halo-AR1) introduced in southern Chile, using the Nui genotype as th...


Inostroza Blancheteau, ClaudioReyes Diaz, MarjorieBerrios, GracielaRodrigues Salvador, AcacioNunes Nesi, AdrianoDeppe, MarianaDemanet, RolandoRengel, ZedAlberdi, Miren[Physiological and biochemical responses to manganese toxicity in ryegrass (Lolium perenne L.) genotypes]Physiological and biochemical responses to manganese toxicity in ryegrass (Lolium perenne L.) genotypes

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