. . . . . . . "1082986522"^^ . "3114"^^ . "A passenger virus is a virus that is frequently found in samples from diseased tissue, such as tumours, but is not a contributing factor in causing the disease."@en . . "2641209"^^ . . . . "Passenger virus"@en . . . . . . . . . . "A passenger virus is a virus that is frequently found in samples from diseased tissue, such as tumours, but is not a contributing factor in causing the disease."@en . . . . .