Browsing Artículos, Comunicaciones, Libros by Subject "PLANT SCIENCES"

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Activation of violaxanthin cycle in darkness is a common response to different abiotic stresses : a case study in Pelvetia canaliculata

Fernández Marín, Beatriz; Míguez Cano, Fátima ; Becerril Soto, José María ; García Plazaola, José Ignacio (BioMed Central, 2011-12-26)

Background: In the violaxanthin (V) cycle, V is de-epoxidized to zeaxanthin (Z) when strong light or light combined with other stressors lead to an overexcitation of photosystems. However, plants can also suffer stress in ...
Depletion of the heaviest stable N isotope is associated with NH4 +/NH3 toxicity in NH4 +-fed plants

Ariz, Idoia; Cruz, Cristina; Morán, José F.; González Moro, María Begoña; García Olaverri, Carmen; González Murua, María del Carmen Begoña; Martins-Loução, Maria A.; Aparicio Tejo, Pedro M. (BioMed Central, 2011-05-16)

Background: In plants, nitrate (NO(3)(-)) nutrition gives rise to a natural N isotopic signature (delta(15)N), which correlates with the delta(15)N of the N source. However, little is known about the relationship between ...