A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan
A mutant of Rhizobium meliloti that elicited the formation of inactive nodules in alfalfa was found not to form β-(1→2) glucan in vivo or in vitro. It was nonmotile because it lacks flagella. The 235-kilodalton protein which acts as an intermediate in β-(1→2) glucan synthesis was undetectable in the...
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Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_00219193_v169_n2_p880_Geremia |
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todo:paper_00219193_v169_n2_p880_Geremia2023-10-03T14:22:43Z A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan Geremia, R.A. Cavaignac, S. Zorreguieta, A. Toro, N. Olivares, J. Ugalde, R.A. polysaccharide article heredity higher plant mutant nonhuman priority journal Sinorhizobium meliloti Agrobacterium tumefaciens Embryophyta Medicago sativa Rhizobium Sinorhizobium meliloti A mutant of Rhizobium meliloti that elicited the formation of inactive nodules in alfalfa was found not to form β-(1→2) glucan in vivo or in vitro. It was nonmotile because it lacks flagella. The 235-kilodalton protein which acts as an intermediate in β-(1→2) glucan synthesis was undetectable in the mutant. These properties of the mutant are common to those of chvB mutants of Agrobacterium tumefaciens. Exopolysaccharide formation by the R. meliloti mutant was about double that by the wild type. Fil:Geremia, R.A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Zorreguieta, A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Ugalde, R.A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_00219193_v169_n2_p880_Geremia |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-134 |
collection |
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) |
topic |
polysaccharide article heredity higher plant mutant nonhuman priority journal Sinorhizobium meliloti Agrobacterium tumefaciens Embryophyta Medicago sativa Rhizobium Sinorhizobium meliloti |
spellingShingle |
polysaccharide article heredity higher plant mutant nonhuman priority journal Sinorhizobium meliloti Agrobacterium tumefaciens Embryophyta Medicago sativa Rhizobium Sinorhizobium meliloti Geremia, R.A. Cavaignac, S. Zorreguieta, A. Toro, N. Olivares, J. Ugalde, R.A. A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
topic_facet |
polysaccharide article heredity higher plant mutant nonhuman priority journal Sinorhizobium meliloti Agrobacterium tumefaciens Embryophyta Medicago sativa Rhizobium Sinorhizobium meliloti |
description |
A mutant of Rhizobium meliloti that elicited the formation of inactive nodules in alfalfa was found not to form β-(1→2) glucan in vivo or in vitro. It was nonmotile because it lacks flagella. The 235-kilodalton protein which acts as an intermediate in β-(1→2) glucan synthesis was undetectable in the mutant. These properties of the mutant are common to those of chvB mutants of Agrobacterium tumefaciens. Exopolysaccharide formation by the R. meliloti mutant was about double that by the wild type. |
format |
JOUR |
author |
Geremia, R.A. Cavaignac, S. Zorreguieta, A. Toro, N. Olivares, J. Ugalde, R.A. |
author_facet |
Geremia, R.A. Cavaignac, S. Zorreguieta, A. Toro, N. Olivares, J. Ugalde, R.A. |
author_sort |
Geremia, R.A. |
title |
A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
title_short |
A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
title_full |
A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
title_fullStr |
A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
title_full_unstemmed |
A Rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
title_sort |
rhizobium meliloti mutant that forms ineffective pseudonodules in alfalfa produces exopolysaccharide but fails to form β-(1→2) glucan |
url |
http://hdl.handle.net/20.500.12110/paper_00219193_v169_n2_p880_Geremia |
work_keys_str_mv |
AT geremiara arhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT cavaignacs arhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT zorreguietaa arhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT toron arhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT olivaresj arhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT ugaldera arhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT geremiara rhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT cavaignacs rhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT zorreguietaa rhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT toron rhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT olivaresj rhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan AT ugaldera rhizobiummelilotimutantthatformsineffectivepseudonodulesinalfalfaproducesexopolysaccharidebutfailstoformb12glucan |
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