Avid Bioservices Inc (CDMO)

[entdoc]

Wook, the secondary immunity is not due to residual Bavi, but is probably due to clonal selection within the patient/rat immune system. The exact mechanism of immune amplification is not completely understood, and the increased immune competency may or may not be measurably present, but reappears sometimes even in the distant future when the organism is challenged. It is not unusual to get an abnormally robust allergic response on second exposure to many allergens.