NorthWest Biotherapeutics Inc (NWBO)

[hyperopia]

Hehe, sorry biosectinvestor and flipper, that was a comedy of errors caused by my use of future tense instead of past tense when describing the qualification steps, which led flipper to say it was done in March, then my reply saying that it had not been done in March according to the May 12th PR, then you admonishing me . . . anyway, I think we can agree that the qualification steps including the practice runs have certainly been completed by now.

Actually, side-by-side testing does have to be conducted in the same factory. There can be variations between different labs (personnel, equipment, media suppliers) that could have an effect on a product. A comparability study also has to be conducted when a manufacturing site is added or changed.