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GrainGenes Gene Report: Sr12 (Triticum)

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Gene
Sr12 (Triticum)  [ Marker Report ]
Gene Class
Reaction to Puccinia graminis Pers.
Locus
Sr12
Reference
ReferenceChao SM et al. (2017) Evaluation of Genetic Diversity and Host Resistance to Stem Rust in Durum Wheat Accessions from the USDA National Small Grains Collection The Plant Genome 10.
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URL
Protocol for Sr12 at MASwheat
QTL
QSr.locus-3B
Chromosome
3B
ReferenceSheen SJ and Snyder LA (1964) Studies on the inheritance of resistance to six stem rust cultures using chromosome substitution lines of a Marquis wheat selection. Canadian Journal of Genetics and Cytology 6:74-82.
ReferenceKnott DR (1984) The inheritance of resistance to race 56 of stem rust in 'Marquillo' wheat. Canadian Journal of Genetics and Cytology 26:174-176.
Chromosome Arm
3BS
ReferenceMcIntosh RA et al. (1980) Telocentric mapping of Sr12 in wheat chromosome 3B. Cereal Research Communications 8:321-324.
Germplasm
Hexaploid stockMARQUILLO
ReferenceKnott DR (1984) The inheritance of resistance to race 56 of stem rust in 'Marquillo' wheat. Canadian Journal of Genetics and Cytology 26:174-176.
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Comment
Recessive. Sr12 is more widespread and probably more effective in conferring resistance than is usually acknowledged (660).
Tetraploid stocks: postulated for several durums (980).
Wheat Gene Catalog Reference
980
ReferenceSingh RP et al. (1992) Genetic analysis of resistance to stem rust in ten durum wheats. Phytopathology 82:919-922.
660
ReferenceMcIntosh RA WGS-95-1333-Ref#660.
Info Source
ReferenceMcIntosh RA et al. (1995) Catalogue of gene symbols for wheat. Proceedings of the 8th International Wheat Genetics Symposium 1333-1500.
Data Curator
Hart, Gary E.95.08.24