ArticlePlant molecular biology2003
Characterization of transgenic rice plants over-expressing the stress-inducible beta-glucanase gene Gns1.
Article in Plant molecular biology, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.
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17 citing papers in PubMed, 96 citations in OpenAlex.
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- Emerging Roles of β-Glucanases in Plant Development and Adaptative Responses.Plants (Basel, Switzerland) · 2022Review
- High Resistance of Potato to Early Blight Is Achieved by Expression of thePlants (Basel, Switzerland) · 2021Article
- Apoplast proteomic analysis reveals drought stress-responsive protein datasets in chilli (Data in brief · 2019Article
- Expression of pathogenesis-related proteins in transplastomic tobacco plants confers resistance to filamentous pathogens under field trials.Scientific reports · 2019Article
- Increased resistance to fungal wilts in transgenic eggplant expressing alfalfa glucanase gene.Physiology and molecular biology of plants : an international journal of functional plant biology · 2014Article
- Proteome changes in wild and modern wheat leaves upon drought stress by two-dimensional electrophoresis and nanoLC-ESI-MS/MS.Plant molecular biology · 2013Article
- Intercellular production of tamavidin 1, a biotin-binding protein from Tamogitake mushroom, confers resistance to the blast fungus Magnaporthe oryzae in transgenic rice.Molecular biotechnology · 2012Article
- A rice β-1,3-glucanase gene Osg1 is required for callose degradation in pollen development.Planta · 2011Article
- Lesion mimic associates with adult plant resistance to leaf rust infection in wheat.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2009Article
- Insights into the Musa genome: syntenic relationships to rice and between Musa species.BMC genomics · 2008Article
- Isolation and molecular characterization of a Spotted leaf 18 mutant by modified activation-tagging in rice.Plant molecular biology · 2007Article
- Transgenic tobacco plants overexpressing chitinases of fungal origin show enhanced resistance to biotic and abiotic stress agents.Plant physiology · 2006Article
- CASAR82A, a pathogen-induced pepper SAR8.2, exhibits an antifungal activity and its overexpression enhances disease resistance and stress tolerance.Plant molecular biology · 2006Article
- Enhanced resistance to early blight in transgenic tomato lines expressing heterologous plant defense genes.Planta · 2005Article
- Rice ubiquitin promoters: deletion analysis and potential usefulness in plant transformation systems.Plant cell reports · 2003Article
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Authors and funding
8 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The Gns1 gene of rice (Oryza sativa L. japonica) encodes 1,3;1,4-beta glucanase (EC 3.2.1.73), which hydrolyzes 1,3;1,4-beta-glucosidic linkages on 1,3;1,4-beta-glucan, an important component of cell walls in the Poaceae family. RNA and protein gel blot analyses demonstrated that blast disease or dark treatment induced the expression of the Gns1 gene. To assess the function of the Gns1 gene in disease resistance, we characterized transgenic rice plants constitutively expressing the Gns1 gene. The introduced Gns1 gene was driven by the CaMV 35S promoter and its products were found in the apoplast and accumulated in up to 0.1% of total soluble protein in leaves. Although transgenic plants showed stunted growth and impaired root formation, fertility, germination, and coleoptile elongation appeared unaffected compared to non-transgenic control plants, indicating that Gns1 does not play a crucial role in rice germination and coleoptile elongation. When transgenic plants were inoculated with virulent blast fungus (Magnaporthe grisea), they developed many resistant-type lesions on the inoculated leaf accompanying earlier activation of defense-related genes PR-1 and PBZ1 than in control plants. Transgenic plants spontaneously produced brown specks, similar in appearance to those reported for an initiation type of disease-lesion-mimic mutants, on the third and fourth leaves and occasionally on older leaves without inoculation of pathogens. Expression of the two defense-related genes was drastically increased after the emergence of the lesion-mimic phenotype.
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