To research these elusive but important cells, the team generated induced PNECs (iPNECs) from human pluripotent stem cells in numbers large enough to research in the lab
Camel and cigarette and mountain and palms Kamel PUSHKAR, INDIA - NOVEMBER 23: An unidentified man attends the Pushkar fair ( Pushkar Camel Mela ) on November 23, 2012 in Pushkar, Rajasthan, India
Dr Andrew Fraser, director of public health science at NHS Health Scotland, told BBC Scotland: "E-cigarettes have been around for a number of years now and we are learning more and more about them but I think it is safe to say that they are a lot safer than cigarettes
But their design can make them more addictive, and harder to quit, than regular cigarettes
People we spoke to agree that, at least anecdotally, its used more by Generation X, as opposed to young millennials or Generation Z