natural tobacco Commonly Used Types in Cigarettes OHM Tobacco 6-oz Natural

For 20 cigarette boxes, pairs were 1-18, 2-5, 3-9, 4-13, 6-11, 7-15, 8-30, 10-19, 12-16, 14-20, 17-25, 21-38, 22-50, 23-48, 24-27, 26-39, 28-45, 29-47, 31-35, 32-49, 33-40, 34-43, 36-41, 37-44, 42-46

Effects on the Immune System Cigarette smoke contains thousands of toxic and carcinogenic substances that weaken immune defenses

Methods Long-term CSE exposed human bronchial epithelial cell culture BEAS-2B cells were grown in RPMI 1640 (Lonza, Walkersville, MD) supplemented with 15% heat-inactivated Fetal Bovine Serum (FBS), penicillin (100 U/ml) (Lonza) and streptomycin (100 g/ml) (Lonza) on collagen-coated plates

ColbyMHechtMLMiller-DayMKriegerJLSyvertsenAKGrahamJWet al