研究人员还发现了两个基因的CYP2A6和CYP2B6，即参与了尼古丁尼古丁代谢及另外两人，CHRNB3和CHRNA6，该机构的过程中如何发挥作用的。
The researchers also found two genes, CYP2A6 and CYP2B6, that were involved in nicotine metabolism and two others, CHRNB3 and CHRNA6, that play a role in how the body processes nicotine.
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