The interaction of polycycline hydrocarbons and purines.
D006838:Hydrocarbons / Q000737:chemistry*; D011687:Purines / Q000737:chemistry*; D013752:Tetracycline; D013754:Tetracyclines
D006838:Hydrocarbons; D011687:Purines; D013754:Tetracyclines; D013752:Tetracycline; C030985:purine
HYDROCARBONS/chemistry; PURINES/chemistry