Vaping not prior smoking is associated with changes in gene regulation linked to disease Electronic Cigarettes Induce Mitochondrial DNA Damage and Trigger TLR9 (Toll Like Receptor 9) Mediated Atherosclerosis Arteriosclerosis, Thrombosis, and Vascular Biology Vaping while pregnant isn't harmlessstudy uncovers risks to newborn lung health E cigarettes alter inflammatory state of brain, heart, lungs and colon University of California New research shows e cigarette vape increases harmful lung bacteria News Queen's University Belfast