Release 56
(Apr 24, 2025)

This linkage-map based data has been obsolete
(see Release notes 51, 52, 53). Information
provided here is only for retrospective online
support of publications that used this data.

QTL 18422 Description:

 Trait Information
Trait name: Lactation persistency Vertebrate Trait Ontology: Lactation duration
Reported name: Lactation persistency Product Trait Ontology: n/a
Symbol: LACTPER Clinical Measurement Ontology: n/a
 QTL Map Information
Chromosome:8
QTL Peak Location:111.8 (cM)
QTL Span:55.46-55.66 (cM)
48.9-49.0 (Mbp)
Upper, "Suggestive":n/a
Upper, "Significant":n/a
Peak:
Lower, "Significant":n/a
Lower, "Suggestive":n/a
Marker type:
Analysis type:QTL
Model tested:Mendelian
Test base:n/a
Threshold significance level:Significant
P_values0.02
Dominance effect:n/a
Additive effect:n/a
Associated Gene:TLR4 (toll-like receptor 4)
Cis/Trans acting type:
Links:   NCBI GeneDB  |  Edit  |   Map view

 Extended information:
(none)

User inputs on QTL #18422
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  •  QTL Experiment in Brief
    Animals:Animals were Holstein cattle.
     Breeds associated:
    Design:Animals were genotyped for three SNPs in TLR4 and analyzed for somatic cell score and lactation persistency.
    Analysis:A regression model was used.
    Software:SAS
    Notes: 
    Links:Edit

     Reference
    Authors:Sharma BS, Leyva I, Schenkel F, Karrow NA
    Affiliation:Centre for Genetic Improvement of Livestock, Department of Animal and Poultry Science, University of Guelph, Guelph, N1G 2W1, Canada; nkarrow@uoguelph.ca
    Title:Association of toll-like receptor 4 polymorphisms with somatic cell score and lactation persistency in Holstein bulls
    Journal:J Dairy Sci, 2006, 89(9): 3626-35
    Links:  PubMed  |  Abstract   |  List all data   |  Edit  
    User inputs on reference #16899698
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  • Cite this Data:

    Animal QTLdb: QTL18422 was published in 2006, and was curated into QTLdb on 2012-09-26. DBxREF link to this data: https://www.animalgenome.org/QTLdb/q?id=QTL_ID:18422

     

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