“The Zika virus may be particularly adept at entrenching itself in parts of the body that are shielded from the immune system, making it harder to fight off and possibly lengthening the timeframe in which it can be transmitted, top U.S. experts said on Friday.”
Recently Reuters * reported: “Several organs in the body, including the testes, the eyes, the placenta and the brain, are “immune privileged” – protected from attacks launched by the immune system to neutralize foreign invaders.
These sites are safeguarded from antibodies to prevent the immune system from attacking vital tissues. But if a virus enters these protected sites, it is much harder to fight them off.
“The virus can continue to persist and or multiply,” said Dr. William Schaffner, an infectious disease expert at Vanderbilt University Medical Center in Nashville. “The virus is in a bubble of sorts.”
* to read the full Reuters article by Julie Steenhuysen , click on Zika virus may hide in places protected from the immune system