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Article
Vav3 regulates osteoclast function and bone mass
Osteoporosis, a leading cause of morbidity in the elderly, is characterized by progressive loss of bone mass resulting from excess osteoclastic bone resorption relative to osteoblastic bone formation. Here we ...
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Article
Late embryonic lethality and impaired V (D)J recombination in mice lacking DNA ligase IV
The DNA-end-joining reactions used for repair of double-strand breaks in DNA and for V (D)J recombination, the process by which immunoglobulin and T-cell antigen-receptor genes are assembled from multiple gene se...
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Article
Defective signalling through the T- and B-cell antigen receptors in lymphoid cells lacking the vav proto-oncogene
THE product of the vav proto-oncogene1, p95vav or Vav, is tyrosine phosphorylated upon stimulation of T and B cells by antigen2–4 and other5–8 receptors, and contains motifs associated with signal transduction1,9...
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Article
Clonal deletion of immature CD4+8+ thymocytes in suspension culture by extrathymic antigen-presenting cells
ONE mechanism ensuring self tolerance of T cells is the clonal deletion of thymocytes bearing αβ T-cell receptors1–4. The stage of thymocyte development at which the interaction with antigen-presenting cells (APC...