Figure 4From: Induction of neutralizing antibodies specific for the envelope proteins of the koala retrovirus by immunization with recombinant proteins or with DNANeutralizing antibodies by DNA immunization. Neutralization of KoRV by rat sera obtained by GeneGun immunization with DNA coding for gp70 (A), gp85 (B) and with the control empty vector (C). The dashed line indicates 50% neutralization.Back to article page