Ad5 E1A DNA was detected by polymerase chain reaction in five of six animals 20 days after infection and in five of five animals 47 days after infection .
ad5 e1a dna was detected by polymerase chain reaction in five of six animals 20 days after infection and in five of five animals 47 days after infection .
B-virus O O O O O O O O O O O O B-multi_cell O O O O O O O O O B-multi_cell O O O O O