Figure 4From: The adaptation of a CTN-1 rabies virus strain to high-titered growth in chick embryo cells for vaccine developmentThe anti-rabies antibody levels of mice immunized with virus prepared from the CTNCEC25 strain (passage 36). A group of five adult mice was used for each day point, and the potency of the prepared vaccine was determined according to the NIH test. The highest, mean and lowest results are indicated.Back to article page