[set fair (OP)]

They were to test a random sample of people for antibodies using what was described as more advanced and more accurate methods than commercially made serum antibody tests. I get dead suspicious when such things completely disappear from the radar.

[Bored chemist]

It may have been moved to Porton Down.
If you mean this
https://www.telegraph.co.uk/global-health/science-and-disease/coronavirus-tests-never-heard-hold-key-exit-lockdown/
the reason you haven't heard the result is that it's a six month project.
It's not finished.
"The work at Porton Down should, within months, start to answer that vital question"