New Wheat Alleles for Powdery Mildew Resistance
Author Information
Author(s): Navreet K Bhullar, Zhiqing Zhang, Thomas Wicker, Beat Keller
Primary Institution: Institute of Plant Biology, University of Zurich
Hypothesis
Can wheat gene bank accessions provide new alleles for the powdery mildew resistance gene Pm3?
Conclusion
The study identified two new functional Pm3 alleles from wheat gene bank accessions, expanding the known diversity of this resistance gene.
Supporting Evidence
- Two new functional Pm3 alleles were identified from accessions in China and Nepal.
- The study expanded the known allelic series of Pm3 to 17 genes.
- 154 out of 733 accessions were found to be resistant or intermediately resistant to powdery mildew.
Takeaway
Scientists looked at a lot of wheat plants from different places to find new ways to help them fight a disease called powdery mildew.
Methodology
Molecular allele mining and pathogenicity tests were used to characterize 733 wheat accessions from various countries.
Limitations
The study focused on a specific set of accessions and may not represent all genetic diversity available in gene banks.
Participant Demographics
Wheat accessions from 20 countries across different continents.
Digital Object Identifier (DOI)
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