Inhibitory effects of methylglyoxal on light-induced stomatal opening and inward K+ channel activity in Arabidopsis.
Biosci Biotechnol Biochem
; 76(3): 617-9, 2012.
Article
en En
| MEDLINE
| ID: mdl-22451413
ABSTRACT
Methylglyoxal (MG) is a reactive aldehyde derived by glycolysis. In Arabidopsis, MG inhibited light-induced stomatal opening in a dose-dependent manner. It significantly inhibited both inward-rectifying potassium (K(in)) channels in guard-cell protoplasts and an Arabidopsis K(in) channel, KAT1, heterologously expressed in Xenopus oocytes. Thus it appears that MG inhibition of stomatal opening involves MG inhibition of K(+) influx into guard cells.
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Piruvaldehído
/
Arabidopsis
/
Canales de Potasio de Rectificación Interna
/
Proteínas de Arabidopsis
/
Estomas de Plantas
/
Luz
Límite:
Animals
Idioma:
En
Revista:
Biosci Biotechnol Biochem
Asunto de la revista:
BIOQUIMICA
/
BIOTECNOLOGIA
Año:
2012
Tipo del documento:
Article
País de afiliación:
Japón