It affirms the hope that certain vaccines might one day mimic the protection that arises naturally in people like him, thereby lessening malaria-related deaths and complications in endemic regions.

• 这个故事点燃了希望：有一天，疫苗也许可以模拟像杉巴这样的人所自行产生的保护作用，因而减轻流行地区由疟疾引发的疾病与死亡。