qtl (version 1.70)

multitrait: Example Cross object from R/QTL with multiple traits

Description

Cross object from R/QTL, an object of class cross from R/QTL. See read.cross for details.

Usage

data(multitrait)

Format

Cross object from R/QTL

Details

Arabidopsis recombinant inbred lines by selfing. There are 162 lines, 24 phenotypes, and 117 markers on 5 chromosomes.

References

• Keurentjes, J. J. and Fu, J. and de Vos, C. H. and Lommen, A. and Hall, R. D. and Bino, R. J. and van der Plas, L. H. and Jansen, R. C. and Vreugdenhil, D. and Koornneef, M. (2006), The genetics of plant metabolism. Nature Genetics. 38-7, 842--849.

• Alonso-Blanco, C. and Peeters, A. J. and Koornneef, M. and Lister, C. and Dean, C. and van den Bosch, N. and Pot, J. and Kuiper, M. T. (1998), Development of an AFLP based linkage map of Ler, Col and Cvi Arabidopsis thaliana ecotypes and construction of a Ler/Cvi recombinant inbred line population

. Plant J. 14(2), 259--271.

Examples

data(multitrait)					# Load dataset
multitrait <- fill.geno(multitrait)                     # impute missing genotype data
multitrait <- subset(multitrait, chr=1)
multitrait$pheno <- multitrait$pheno[,1:3]
result <- mqmscanall(multitrait, logtransform=TRUE)	# Analyse all 24 traits