Agrobacterium tumefaciens-mediated transformation of the violet root-rot fungus, Helicobasidium mompa, and the effect of activated carbon
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- <i>Agrobacterium tumefaciens</i>-mediated transformation of the violet root-rot fungus, <i>Helicobasidium mompa</i>, and the effect of activated carbon
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<p>Agrobacterium tumefaciens-mediated transformation (ATMT) has been successfully applied to the violet root-rot fungus Helicobasidium mompa, which is the causal agent of violet root-rot disease. The A. tumefaciens strains carried a binary plasmid vector containing the hygromycin B phosphotransferase gene (hph) controlled by the heterologous fungal Agaricus bisporus P-gpd (glyceraldehyde-3-phosphate dehydrogenase) promoter and the trpC terminator. The transformation system was optimized using defined cocultivation conditions. When H. mompa strain V17 was cocultivated with A. tumefaciens strain AGL-1 using 5% agar, we obtained more hygromycin-resistant colonies than with strains EHA105 or MAFF301222 using 2% agar. In addition, our results suggest that the activated carbon is necessary in ATMT to reduce background growth of H. mompa. The presence of the hph gene in transformants was detected by polymerase chain reaction (PCR), and single-copy integration of the marker gene was demonstrated by Southern blot analysis. Thus, the ATMT system can be considered a promising tool for insertional mutagenesis studies of H. mompa</p>
収録刊行物
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- Mycoscience
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Mycoscience 52 (1), 24-30, 2011
一般社団法人 日本菌学会
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詳細情報 詳細情報について
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- CRID
- 1390295603315605632
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- NII論文ID
- 10027837130
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- NII書誌ID
- AA11003436
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- ISSN
- 16182545
- 13403540
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- NDL書誌ID
- 11127988
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- 本文言語コード
- en
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- データソース種別
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- JaLC
- NDL
- Crossref
- CiNii Articles
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