Original ResearchPublished 7 October 2026Nicotine and tobacco smoke reshape neuronal signaling networks from a single-nucleus transcriptomic perspectiveJian Jiang · Anfu Hu · Yixiao Jin · Xia Li · Guo-Jun Zhou · Yi Shen · Chengyun Xu · Xing Ji · Ximei Wu · Hong-Juan WangFrontiers in Neurosciencedoi 10.3389/fnins.2026.1953804