The role of ROS in plant PCD has been most extensively studied during the hypersensitive response (HR) to pathogen attack, when ROS are generated rapidly and transiently at the site of infection.

• 当ROS迅速瞬变地引起于传染站点时，ROS在植物PCD中的角色曾被广泛地研究于对病原生物攻击时的过敏症反应(HR)。