18
votes
Has SARS-CoV-2 been purified in a lab? If not, does this imply that the PCR test for it is not specific?
It is essentially irrelevant whether the virus was purified, and the reason it wasn't in the cases that the Youtube video mentioned is that it simply was not necessary or useful to add a purification ...
- 41.9k
16
votes
Accepted
Are there laboratory tests for mental disorders?
So, can you do a lab test for a mental disorder, and if not, what mitigating factors should be taken into account?
A mental disorder typically manifests as a behavioural or mood disorder.
See the ...
- 26.2k
14
votes
Has SARS-CoV-2 been purified in a lab? If not, does this imply that the PCR test for it is not specific?
The whole you-didn't-image-this-in-a-highly-purified-sample is a red herring with regard to determining whether a (suspected) virus is a "a brand new viral pathogen" or not. Nobody does that ...
- 49.3k
7
votes
Did "the" (or a) European Court declare that Covid-19 PCR tests are "not fit for purpose"?
Yes.
A Portuguese court found the isolated use of nothing but a PCR-test is 'not fit for purpose'.
The purpose here being the ordered quarantine of those merely 'tested positive'.
The court concluded ...
- 42.9k
5
votes
Accepted
Is it possible to (reliably) diagnose malaria with a noninvasive device/smartphone app?
There are two questions. One is whether it's possible to diagnose malaria with a non-invasive device, and two whether that device could involve a smartphone with software.
It's clearly possible to ...
- 3,394
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