What is benzopyrene?

Some articles on benzopyrene, benzopyrenes:

Benzo(a)pyrene - Toxicity
... of studies over the previous three decades have documented links between benzopyrene and cancers ... It has been more difficult to link cancers to specific benzopyrene sources, especially in humans, and difficult to quantify risks posed by various methods of exposure (inhalation or ingestion) ... Benzopyrene was found to be behind the link, since it induces vitamin A deficiency in rats ...
Benzo(a)pyrene
... Benzopyrene is a polycyclic aromatic hydrocarbon found in coal tar with the formula C20H12 ... The compound is one of the benzopyrenes, formed by a benzene ring fused to pyrene, and is the result of incomplete combustion at temperatures between 300 °C (572 °F ... In 1933, benzopyrene was determined to be the compound responsible for these cases, and its toxicity was demonstrated when skin tumors occurred in laboratory ...
Aromatic Hydrocarbon - Polyaromatic Hydrocarbons - Human Health
... One PAH compound, benzopyrene, is notable for being the first chemical carcinogen to be discovered (and is one of many carcinogens found in cigarette smoke) ... as probable human carcinogens benzanthracene, benzopyrene, benzofluoranthene, benzofluoranthene, chrysene, dibenz(a,h)anthracene, and indeno(1,2,3-cd)pyrene ... benzanthracene and chrysene, benzofluoranthene, benzofluoranthene, benzofluoranthene, benzopyrene, benzoperylene, coronene, dibenz(a,h)anthracene (C20H ...
Polycyclic Aromatic Hydrocarbon - Human Health
... One PAH compound, benzopyrene, is notable for being the first chemical carcinogen to be discovered (and is one of many carcinogens found in cigarette smoke) ... as probable human carcinogens benzanthracene, benzopyrene, benzofluoranthene, benzofluoranthene, chrysene, dibenz(a,h)anthracene, and indeno(1,2,3-cd)pyrene ... benzanthracene and chrysene, benzofluoranthene, benzofluoranthene, benzofluoranthene, benzopyrene, benzoperylene, coronene, dibenz(a,h)anthracene (C20H14), indeno(1,2,3-cd)pyrene (C22H12 ...
Benzo(a)pyrene - Interaction With DNA
... Properly speaking, benzopyrene is a procarcinogen, meaning that the mechanism of carcinogenesis of benzopyrene depends on enzymatic metabolism of benzopyrene to the ultimate ... There are indications that benzopyrene diol epoxide specifically targets the protective p53 gene ... within p53, there is a probability that benzopyrene diol epoxide inactivates the tumor suppression ability in certain cells, leading to cancer ...