This makes sense if one assumes that many / most “viruses” as measured by PCR are perhaps often just misidentified phenomemona as explained by the failure of viral contagion experiments.
Changing the state of the bacteria has changed the presence of a certain (dna or RNA) signal (perhaps misidentified as a virus).
Bacteria and The correspondent (and poorly understood) universe of phages that they inhabit can change the states of cells within the bee and cause the cells of the bee to produce exosomes and endosomes.
Bacterial nucleotides, Phages and Extracellular vesticals, are all just little packets of nucleotides and all show up on the PCR….