Abstract
Salinity significantly increased trisodium-8-hydroxy-1,3,6-pyrenetrisulphonic acid (PTS) uptake and decreased the K(+)/Na(+) ratio in salt-sensitive rice (Nipponbare) but did not markedly in salt-tolerant rice (Pokkali). Proline and glycinebetaine (betaine) suppressed the increase in PTS uptake and the decrease in the K(+)/Na(+) ratio in Nipponbare, but did not affect PTS uptake or the K(+)/Na(+) ratio in Pokkali.
Publication types
-
Research Support, Non-U.S. Gov't
MeSH terms
-
Betaine / pharmacology*
-
Cations, Monovalent
-
Ion Transport / drug effects
-
Oryza
-
Plant Growth Regulators / pharmacology*
-
Plant Leaves / drug effects*
-
Plant Leaves / physiology
-
Potassium / metabolism
-
Proline / pharmacology*
-
Pyrenes / metabolism
-
Salinity
-
Salt Tolerance / drug effects*
-
Salt Tolerance / physiology
-
Seeds / drug effects*
-
Seeds / physiology
-
Sodium / metabolism
-
Species Specificity
-
Sulfonic Acids / metabolism
Substances
-
1,3,6-pyrenetrisulfonic acid trisodium salt
-
Cations, Monovalent
-
Plant Growth Regulators
-
Pyrenes
-
Sulfonic Acids
-
Betaine
-
Proline
-
Sodium
-
Potassium