Although the exact mechanism isn't known, toxo appears to increase dopamine, a brain neurotransmitter that is involved in novelty-seeking behavior.

虽然确切的机制尚不清楚， 但弓形虫似乎会增加多巴胺，这是一种与寻求新奇行为有关的大脑神经递质。

These genes likely influence the production or regulation of the brain's neurotransmitters, which are signaling molecules in the brain that are released by one neuron, and received by receptors of another neuron.

这些基因可能影响了大脑神经递质的产生或调节；神经递质是大脑中的信号分子，由一个神经元释放并由其他神经元受体接收。