photosensitizing

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photosensitizing

causing photosensitivity.

photosensitizing plants
some plants carry primary photodynamic agents, e.g. Hypericum perforatum. Others are hepatotoxic or carry mycotoxin-producing fungi that are, and are indirectly photosensitizing in that they interfere with the excretion of phylloerythrin through the animal's biliary system.