Evaluation of Fusarium head blight in barley infected by Fusarium graminearum |
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Authors: | Woo-Ri Kang Duk-Ju Hwang Shin-Chul Bae Theresa Lee Soonok Kim Il-Pyung Ahn |
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Institution: | 1. National Academy of Agricultural Science, Rural Development Administration, Suwon, 441-707, Republic of Korea 2. Wildlife Genetic Resources Centre, National Institute of Biological Resources, Incheon, 404-708, Republic of Korea
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Abstract: | Fusarium head blight, which is primarily caused by Fusarium graminearum, is a devastating disease in the barley field. A real-time PCR protocol was developed to evaluate the growth of this pathogen in the host plant tissues. All four strains harbored the gene encoding ATP-BINDING CASSETTE TRANSPORTER (FgABC; FGSG_00541) as a single copy within their genomes. Our Southern blot result was identical with the genomic data for F. graminearum strain PH-1. Based on the crossing point (CP) values obtained in our TaqMan real-time PCR analysis, two standard curves describing the relationship among the CP value, FgABC copy number, and amount of fungal DNA were constructed. Chronological enumeration of fungal growth was coincided with the symptom development. |
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