Abstract
Genes encoding endogenous superantigens causing Tcrb-V3+ T-cell deletion co-segregate with mouse mammary tumor proviruses (Mtv),Mtv-3, Mtv-6, andMtv-13. In additionMtv-1 has been implicated in deletion of these T cells. We have examined levels of Tcrb-V3+ T cells andMtv integrations in the following off-spring and their parental strains, [(CBA-T6 × NZW)F1 × CBA], [(CBA × C3H/He)F1 × CBA], and [(B10.S (9R) × NOD]F1 mice. We show that a newMtv (Mtv-44) from NZW mice andMtv-1 from C3H/He mice cosegregate with genes encoding ligands for partial deletion of Tcrb-V3s+ T cells and that some NOD mice have an additionalMtv (Mtv-45) which is closely linked toMtv-3.
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Address correspondence and offprint requests to: K. Tomonari.
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Fairchild, S., Rosenwasser, O.A., Dyson, P.J. et al. Tcrb-V3+3T-cell deletion and a new mouse mammary tumor provirus,Mtv-44 . Immunogenetics 36, 189–194 (1992). https://doi.org/10.1007/BF00661096
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DOI: https://doi.org/10.1007/BF00661096