A new way to look at lung cancer and tobacco carcinogens
Wednesday, May 28, 2008 - 12:07
in Health & Medicine
Two types of cancer-causing agents in cigarettes—a nicotine-derived chemical and polycyclic aromatic hydrocarbons (PAHs) are the main culprits in lung cancer. Exposure to tobacco smoke - both mainstream and second-hand - is a leading cause of cancer death in the United States.