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Microparticles (MPs) are small fragments generated from the plasma membrane after cell stimulation. Among the candidate proteins harbored by MPs, we recently showed that sonic hedgehog (Shh) is present in MPs generated from activated/apoptotic human T lymphocytes [Martínez et al., Blood (2006) vol. 108, 3012-3020]. We show here that Shh carried by MPs(More)
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