A new way to look at lung cancer and tobacco carcinogens

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.

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<p><a href="http://www.physorg.com/news131198237.html">A new way to look at lung cancer and tobacco carcinogens</a></p> <p>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.</p>