2021 年：加拿大国家微生物实验室因安全问题和北京的潜在胁迫解雇了两名研究人员。 2021: Canadian National Microbiology Lab fired two researchers for security concerns and potential coercion by Beijing.

加拿大国家微生物实验室的负责联邦官员为安全协议进行辩护，因为议员们就两名研究人员因忠诚度问题和北京方面的潜在胁迫而被取消安全许可一事对他们进行了质询。 Federal officials in charge of Canada's National Microbiology Lab defended security protocols, as MPs grilled them over the firing of two researchers who had their security clearances revoked due to loyalty concerns and potential coercion by Beijing. 科学家邱香果和她的丈夫程克定在 2021 年被解雇之前淡化了与中国政府机构的合作。 The scientists, Xiangguo Qiu and her husband, Keding Cheng, played down their collaborations with Chinese government agencies before their dismissal in 2021.