A technician in a protective suit processes RT-PCR Covid-19 tests at a laboratory in Hong Kong on July 31. Photo: Bloomberg A technician in a protective suit processes RT-PCR Covid-19 tests at a laboratory in Hong Kong on July 31. Photo: Bloomberg
A technician in a protective suit processes RT-PCR Covid-19 tests at a laboratory in Hong Kong on July 31. Photo: Bloomberg

Letters | Hong Kong Covid-19 mass testing: why fears of DNA collection are unfounded

  • Contrary to the conspiracy theories being peddled, Covid-19 testing involves short sequences of RNA, not DNA. Gene-sequencing technology has not yet progressed to the point where a person’s whole genome can be captured quickly and cheaply

Topic |   Coronavirus pandemic
A technician in a protective suit processes RT-PCR Covid-19 tests at a laboratory in Hong Kong on July 31. Photo: Bloomberg A technician in a protective suit processes RT-PCR Covid-19 tests at a laboratory in Hong Kong on July 31. Photo: Bloomberg
A technician in a protective suit processes RT-PCR Covid-19 tests at a laboratory in Hong Kong on July 31. Photo: Bloomberg
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