negatively regulates odontogenesis of dentin-containing tooth negative regulation of odontogenesis regulation of odontogenesis of dentin-containing tooth negative regulation of odontogenesis of dentin-containing tooth Any process that stops, prevents, or reduces the frequency, rate or extent of the formation and development of teeth, the hard, bony appendages which are borne on the jaws, or on other bones in the walls of the mouth or pharynx. inhibition of odontogenesis negative regulation of odontogenesis of dentine-containing tooth biological_process down-regulation of odontogenesis negative regulation of odontogenesis GO:0042489 negative regulation of odontogenesis of dentine-containing teeth downregulation of odontogenesis down regulation of odontogenesis biological regulation