So if protected, including the elimination of the parasite during this phase is likely to be beneficial for the treatment of this disease. To avoid this parasite to form nurse cell in other organs which maintain it.
Therefore, if protected, including this phase during the parasite is likely to be positive for the disease, so the nurse cell pathology in other organs form which is difficult to treat.
So, if you get rid of pathology as well as protection in the last phase, it is likely to keep this disease pathology, this form to nurse cell in other organs which will be difficult to maintain