Direct and indirect effects of retinoic acid on human Th2 cytokine and chemokine expression by human T lymphocytes.

BMC Immunol · 2006 · PMC1665462 · PMID 17118196

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did not reach statistical significanceno p-value reported

However, these differences did not reach statistical significance for IL-5 levels until 24 and 48 hr of culture.

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