Lung cancer risks persist with e cigarette use after quitting tobacco smoking Comparing the cancer potencies of emissions from vapourised nicotine products including e cigarettes with those of tobacco smoke Tobacco Control Electronic cigarette aerosols alter the expression of cisplatin transporters and increase drug resistance in oral cancer cells Scientific Reports E Cigarettes, Vaping and Chew FAQ's Medical Clinic Marquette University Similar DNA changes found in cells of both smokers and e cigarette users UCL News UCL University College London