The dose amount is said to be powerful enough to trigger a strong immunological response, while being low enough to avoid unwanted side effects.

称，此疫苗药效适用，既可以触发疫反应，又可以避副作用。

" This ... is a direct demonstration in humans of 'immunological amnesia', where the immune system forgets how to respond to infections encountered before, " she said.

" 这是人类疫性健忘症的直接证明，疫系统忘了疫系统如何应对以前遇到的感染。"

Because of that, we can get caught in these vicious cycles where our psychological experiences can cause changes in our immune system, and those immunological shifts can cause changes to our psychological experiences.

正因为如此，我们可能会陷入这些恶性循环，我们的心理经历会导致我们的疫系统发生变化，而这些疫系统的变化又会导致我们的心理经历发生变化。