[PDF] Top 20 High-Resolution Mapping of Quantitative Trait Loci by Selective Recombinant Genotyping

... tions of 10,000 or more can readily be produced in The question arises as to the relevance of the SEQTL many species of agricultural plants. Thus, these species of the present study, obtained across many simulations, are ... See full document

... individual quantitative trait genes, which becomes more feasible if we can refine QTL to smaller ...plementation mapping offers several advantages over recombination mapping to identify QTL (P ... See full document

... isogenic high (IH) and two low (IL1, IL2) lines with bristle a map where the order of markers is known and recombination numbers near those of the mass-mated selection lines at the breakpoints in the RI lines are ... See full document

... marker loci linked to one or two QTL for any number of generations using the recurrent selection and backcross schemes previously proposed by Wright (1952) and studied by Hill ...marker loci due to ... See full document

... Quantitative mapping of Ht: In all BC, the peak LOD score reached 5.3 between D1Mgh8 and D1Mit4 on chro- mosome 1 (Figure 3B). The distances from the locus of the peak LOD score were 4.0, 2.7, 3.9, and 4.9 ... See full document

... many loci. In simulations mapping a foreground QTL that affects a monogenic quantitative trait we have found that increasing the number of mating pairs to 150 recovers some power and accuracy ... See full document

... QTL mapping resolution: Since QTL detection power is reduced considerably for distant markers, but less so for nearby ones, we hypothesized that the confidence or support intervals to which QTL are located ... See full document

... the high marker density of the parental RI (Aylor et ...cated mapping methods, such as traditional interval map- ping (Lander and Botstein 1989) or regression interval mapping (Haley and Knott ... See full document

... A practical example on plant height in an F, progeny of tomato will be used to illustrate the methods de- scribed in the previous section; additional parental and F, dat[r] ... See full document

... qtl8 and qtl10, point estimates were very close. In other Single-marker ANOVA tests: One-way analysis of vari- cases, such as for qtl9, there was considerable range in ance was used to test for differences in mean life ... See full document

... is selective genotyping, in which maximum-likelihood or regression interval mapping only animals with extreme phenotypes are genotyped (Lander and Botstein 1989; Haley and Knott 1992; (see Lebowitz ... See full document

... In this article, I have combined CIM and an OP design to estimate QTL parameters through haploid tissues from single meiotic events. Methodologically, this com- bination has three favorable properties. First, the molec- ... See full document

... fine mapping than the corresponding unphased ...a quantitative trait locus (QTL) is located in a chromosome ...both trait value and genotypes at the markers are ...sociation mapping of ... See full document

... for high-resolution combined linkage and association mapping of quantitative trait loci (QTL) based on nuclear ...association mapping of QTL in the presence of prior ... See full document

... biomarkers, trait-associated SNPs) with functional genomics information such nearby genes, gene expres- sion levels, and biochemical ...homology mapping, and provide clues that a given gene could be ... See full document

... that the founder haplotypes are inherited at expected fre- quencies. Evidence of transmission ratio distortion shared in all three independently breeding CC populations is also pre- sented, suggesting a biological basis ... See full document

... Starting from the single Q T L model using all selected markers, which markers still may be dropped (those markers previously explained the effect of the putative QTL) and[r] ... See full document

... We examined, in detail, various advantages and disadvantages of the joint analysis as compared to sepa- rate analyses for mapping QTL and also for testing a number of hyp[r] ... See full document

... Parametric interval mapping allows efficient de- tection and localization of QTLs for normally distrib uted traits, while keeping the false positive rate low through the[r] ... See full document

... two groups were 233.84 and 160.06 mm (Table 2). The observed and estimated values of performing selection for the other two traits on the sample based on four and five QTL are also shown in Table 2. The mapping ... See full document