Effects of cigarette smoking on the immune system. Follow-up studies in normal subjects after cessation of smoking.

摘要: Previous reports of an association between cigarette smoking and the depression immune function were investigated by studies 35 subjects before, three months after, they had ceased to smoke cigarettes. The included tests natural killer cell (NK) activity against several target cells measurement immunoglobulin levels in sera saliva. Similar conducted on 29 control who continued smoke. results indicated a significant decrease lymphocyte counts increase NK cultured melanoma smoking. Serum IgG IgM rose significantly those cigarettes, but there was no change IgA levels. increases (IgA IgG) mucosal secretions (saliva) noted after cessation smokers did not show changes. These consistent with reversal changes associated We suggest that these findings may provide further insight into increased incidence certain malignant diseases respiratory infections.