The unsaturated nature of irin and its interaction with lactones.
D000143:Acids; D006571:Heterocyclic Compounds; D007498:Iris / Q000502:physiology*; D007783:Lactones; D009132:Muscles / Q000502:physiology*; D014276:Trigeminal Nerve / Q000502:physiology*
D000143:Acids; D006571:Heterocyclic Compounds; D007783:Lactones
ACIDS; HETEROCYCLIC COMPOUNDS; IRIS/physiology; MUSCLES/physiology; NERVES, TRIGEMINAL/physiology