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A, Effect of VSMC α7*-nAChR modulation on mRNA levels of growth factors. Expression of VEGF, PDGF-B, and FGF2 in cerebral arteries was significantly lower in α7f/fSM22Cre+ mice treated with nicotine than in α7f/f mice treated with nicotine. *P < 0.01 vs α7f/f + nicotine.
