cholera vaccine

• The researchers say the experimental cholera vaccine produced reactions in the immune system and in areas of mucosal tissue
  研究者指出，实验用的霍乱疫苗会使免疫系统发生排斥反应并对黏膜组织发生反应。
• The researchers say the experimental cholera vaccine produced reactions in the ( immune ) system and in areas of ( mucosal ) tissue . ( mucosal ) surfaces include the mouth , nose and reproductive organs
  研究人员表示试验性霍乱疫苗对免疫系统和粘膜组织会产生反应，粘膜表面包括口腔、鼻腔及生殖器官。