Tambyah said most viruses tend to become less virulent as they mutate.
坦布亚说,大多数病毒在变异过程中毒性都会降低。
"It is in the virus' interest to infect more people but not to kill them because a virus depends on the host for food and for shelter," he said.
他说:“病毒感染更多人但却不杀死他们,这对病毒有利,因为病毒依赖宿主才能得到食物和庇护所。”
Scientists discovered the mutation as early as February and it has circulated in Europe and the Americas, the World Health Organization said. The WHO has also said there is no evidence the mutation has led to more severe disease.
世界卫生组织称,科学家早在二月份就发现病毒变异,当时变异毒株在欧洲和美洲传播。世卫组织还表示,没有证据表明变异毒株会引发更严重的疾病。
On Sunday, Malaysia's director-general of health Noor Hisham Abdullah urged greater public vigilance after authorities detected what they believe was the D614G mutation of the coronavirus in two recent clusters.
8月16日,马来西亚的权威部门在最近的两起聚集性疫情中检测出新冠病毒D614G变种后,马来西亚卫生局局长努尔·希沙姆·阿卜杜拉敦促公众提高警惕。
Sebastian Maurer-Stroh of Singapore's agency for science, technology and research said the variant has also been found in the city-state but that containment measures have prevented large-scale spread.
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