title: Mechanisms of tumor promotion: possible role of inhibited intercellular communication.
mesh_terms: D000818:Animals; D002273:Carcinogens / Q000494:pharmacology*; D002450:Cell Communication / Q000187:drug effects*; D066298:In Vitro Techniques; D009369:Neoplasms / Q000139:chemically induced*; D051381:Rats
chemical_list: D002273:Carcinogens