Definition of "neurotropism" [neurotropism]

• An affinity for nervous tissue (noun)

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• "While it was plain that the viscerotropic affinity could be readily reduced either by mouse brain passage or by prolonged tissue culture, what was particularly desired was a method of reducing the neurotropism."
• "In like manner, the other two strains, which, it will be recalled, produced fatal encephalitis in monkeys at the beginning of these culture experiments, did not lose their neurotropism even though maintained for more than 200 subcultures in a medium containing minimal amounts of nervous tissue."
• "These results suggested that the amount of nervous tissue was the conditioning factor which produced the change, as loss of neurotropism occurred only in a medium containing minimal amounts of nervous tissue."