These are the incontrovertible facts. The only reason not to know these facts is the wish not to know them. I truly believe that to wish not to know this is to accept the real possibility of slavery and irreversible pollution of the human gene pool by greed and fear.
“Characterised stocks” as stated above means something the people doing it thought was like the virus, but was not. A peke rather than a mastiff….or even a tabby!! It would be funny if it was not so profoundly shocking.