“…Their efficacy has been demonstrated in a variety of wild carnivore reservoir species [ 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 ]. Conventionally, the effectiveness of rabies vaccines in wildlife target species is determined by serological testing [ 24 ], e.g., the detection of rabies virus neutralizing (VNA) or binding antibodies as a surrogate for humoral immune response and hence, adequate B-cell response [ 25 ]. Apart from that, independent of the humoral response, survival after the challenge is another criteria for licensing [ 26 , 27 ].…”