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PMC 2438352

Determining whether the damage caused by smokeless tobacco products is temporary or permanent depends on several factors, including how long you've been using them

Nicotine can activate nicotinic acetylcholine receptors (nAChRs) on these neurons, triggering a calcium-dependent release of VIP

341F_ADA_5B 5 TCGTCGGCAGCGTCAGATGTGTATAAGAGACAG CTACT CCTACGGGAGGCAGCAG 3 534R_ADA_5B 5 GTCTCGTGGGCTCGGAGATGTGTATAAGAGACAG CATCT ATTACCGCGGCTGCTGGC 3 The optimized PCR conditions included the following: initial denaturation at 94C for 5 min, followed by 35 cycles of denaturation at 94C for 30 s, annealing at 69C for 30 s, extension at 72C for 30 s, and a final extension cycle at 72C for 5 min