As it spins off new mutations, the virus may come back stronger.

As weeks of illness turn into months, a virus copies itself millions of times. Each copy is an opportunity to make...

Los Angeles Timesさんの投稿 2021年1月30日土曜日

In the U.K. strain, the genetic change known as N501Y is thought to help enhance the virus’ transmissibility by about 50%. In the South Africa strain, it may reduce the effectiveness of COVID-19 vaccines and treatments. Tests of its effect on the Brazil variant are still in progress.

As weeks of illness turn into months, a virus copies itself millions of times. Each copy is an opportunity to make random mistakes. As it spins off new mutations, the virus may happen upon ones that help it resist medications, evade the immune system and come back stronger.

　ウイルスは何百万回も自己複製し続けているが、そのなかには、自己複製しそこなう場合もあり、その偶然のなかには、投薬も免疫も効かない強者に変異している可能性もある、と。

ーーーなんだかなああ・・・・やだなああ。