322 research outputs found

    A sex-limited serum protein variant in the mouse: Inheritance and association with the H-2 region

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    An alloantiserum produced in the mouse has been used to detect an antigen which is present only in male serum from certain inbred strains of mice, e.g., DBA/2J, A/J, and BALB/c. Genetic tests reveal that the presence of this antigen is controlled by a dominant autosomal gene which is expressed only in males of the proper genotype. Test crosses and analysis of congenic resistant strains indicate close linkage between the sex-limited protein ( Slp ) and the histocompatibility-2 ( H-2 ) region of linkage group IX. Analysis of seven intra- H-2 recombinant strains is consistent with the placement of the genetic determinant for Slp within the H-2 region in the same position as the Ss (serum substance) determinant. Immunological evidence suggests that the Slp antigenic sites reflect structural variation in the Ss component of mouse serum.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44166/1/10528_2004_Article_BF00485752.pd

    Genetic studies of quantitative variation in a component of human saliva

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/66392/1/j.1469-1809.1963.tb01529.x.pd

    Quantitative variations in the expression of the mouse serum antigen Ss and its sex-limited allotype Slp

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    A radial immunodiffusion assay for quantitation of the Ss and Slp serum antigens is described. Significant differences between the mean serum concentrations of Ss and Slp were found among various inbred strains. Some of these differences have been shown to be associated with the H-2 haplotype. The quantitative difference between Slp levels associated with the H-2 a and H-2 S haplotypes has been used as a marker for the S region in the analysis of certain H-2 recombinant strains [A.TH, B10.S(7R), B10.S(9R), and B10.BSVS]. Male mice of two strains with the H-2 b haplotype have been shown to have significantly lower levels of Ss compared to males of the other strains tested. Male mice of every strain examined were found to have significantly higher levels of Ss in their serum than females of the same strain. The molecular relationship and developmental patterns of the Ss and Slp antigens have also been investigated using the radial immunodiffusion assay.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/44121/1/10528_2004_Article_BF00485949.pd

    GENETIC CONTROL OF THE IMMUNE RESPONSE : MAPPING OF THEIR-1 LOCUS

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    Eleven strains of mice bearing recombinant H-2 chromosomes derived from known crossover events between known H-2 types were immunized with a series of branched, multichain, synthetic polypeptide antigens [(T,G)-A--L, (H,G)-A--L, and (Phe,G)-A--L]. Results with nine of the eleven H-2 recombinants indicated that the gene(s) controlling immune response to these synthetic polypeptides (Ir-1) is on the centromeric or H-2K part of the recombinant H-2 chromosome. Results with two of the eleven recombinant H-2 chromosomes indicated that Ir-1 was on the telomeric or H-2D part of the recombinant H-2 chromosome. Both of these recombinants were derived from crossovers between the H-2K locus and the Ss-Slp locus near the center of the H-2 region. One of these recombinants, H-2y, was derived from a known single crossover event. These results indicate that Ir-1 lies near the center of the H-2 region between the H-2K locus and the Ss-Slp locus. The results of a four-point linkage test were consistent with these results. In 484 offspring of a cross designed to detect recombinants between H-2 and Ir-1, only two putative recombinants were detected. Both of these recombinants were confirmed by progeny testing. Extensive analysis of one of them has shown that the crossover event occurred within the H-2 region. (Testing of the second recombinant is currently under way.) Thus, in the linkage test, recombinants between H-2 and Ir-1 are in fact intra-H-2 crossovers. These results permit assignment of Ir-1 to a position between the H-2K locus and the Ss-Slp locus

    Genetic nomenclature for new lymphocyte antigens controlled by the I region of the H-2 complex

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/46731/1/251_2005_Article_BF01564059.pd

    Genetic nomenclature for the H-2 complex of the mouse

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/46730/1/251_2005_Article_BF01564058.pd
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