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Curr Drug Abuse Rev

In contrast, other cells of the body suffered only indirect damage, as tobacco smoking seems to affect key mechanisms in these cells that in turn mutate DNA. Joint lead author of the study from the Wellcome Trust Sanger Institute says, Our research indicates that the way tobacco smoking causes cancer is more complex than we thought

CT Scan A computerized tomography (CT) scan combines a series of X-ray images taken from different angles and uses computer processing to create cross-sectional images, or slices, of the bones, blood vessels and soft tissues inside your body

Nicotine is the most harmful: Nicotene which is the end product of tobacco causes release of dopamine inthe brain which encourages neurotransmission resulting in craving

This constrains innovation outside of tobacco color schemes