entheogen, 110
enzymatic inactivation, 64
ephaptic coupling, 218, 219
Ephedra, 108-9
ephedrine, 27, 108
epilepsy, 83, 84, 213,225,260
epileptogenic brain tissue, 84
epinephrine, 79-82
epistemology, 127
ergot, 110
ergotamine, 110
Erythroxylum coca, 91, 107f
Escherichia coli, 42-44, 125-26
essential amino acids, 79
essential oils, 138
eszopiclone, 103, 224
ethnobotany, 97
ethyl alcohol (ethanol), 24, 96, 101-2
ethyl cinnamate, 138
ethylene, 25
eucalyptol, 139
eugenol, 138
excitatory postsynaptic potential (EPSP), 67-68
excitotoxicity, 84
eye
blind spot, 163-64
dissection of muscles, 14f
muscles in iris of, 76-77
organ of vision, 158-59, 159f
photoreceptor cells, 159, 160f
Faraday, Michael, 16
farnesene, 141