Thanks MrsD for that interesting article. It doesn't surprise me that ongoing implications from seemingly innocuous viruses and other organisms are gradually being detected and officially recognized. The article posted not long ago about Borellia in nematodes being found brain tissue and spinal fluid being linked to causing Lyme Disease is a similar hypothesis.
New research showing Lyme disease is:
I suspect also that the recent Zika virus epidemic may, in the long term, present some currently unknown autoimmune complications.