plague bacillus

基本解释

Swiss bacteriologist who discovered the bacillus that causes bubonic plague.
瑞士细菌学家，曾发现了产生黑死病的杆状菌。
yeebang.com
This is of Alexandre Yersin who discovered plague bacillus. The story's narrative describes how Yersin ran the first experimental clinical trials of plague vaccine in Guangzhou, 1896.
尤新即鼠疫杆菌发现者耶尔辛，所述事迹即1896年耶尔辛在广州做首次鼠疫血清临床实验之事。
Remarks: The World Health Organisation states that a Rat-flea Index greater than 1 represents an increased plague risk for humans if the plague bacillus was introduced into a territory.
注：世界衞生组织指出，鼠蚤指数高于1的地区如出现鼠疫杆菌，鼠疫传染给人类的风险便会增加。