| MANIFESTATIONS
OF NEUROTOXICITY |
| NEUROTRANSMISSION-ASSOCIATED
ANOMALITIES |
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| • | Interruption of
impulse transmission |
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| • | Blockade of
transsynaptic |
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| communication |
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| • | Inhibition of
neurotransmitter uptake |
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| • | Interference with
second-messenger |
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| systems |
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| • | Caused by
nicotine, amphetamines, |
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| cocaine |
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