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The PCR can detect if there is virus in the swab. But the swab may not have scooped up any virus even though the person had some.
by im3w1l 7y ago
The PCR can detect if there is virus in the swab. But the swab may not have scooped up any virus even though the person had some.
- baxtr 7y agoThat’s right!
- hprotagonist 7y agomy longstanding argument against theranos, by the way (like, since 2005), was "look. if i go down to the beach with a bucket and take a bucket of water and put it in my super accurate shark detector van, it doesn't mean the beach is safe to swim at!"
- daotoad 7y agoUnless you dilute the water until it becomes homeopathic anti-shark water.
- zerocrates 7y agoTo be fair at some level that's an argument against blood testing in general.
- hprotagonist 7y agonot really. it's just an admission that sampling frequency matters.