nonpermissive host

nonpermissive host

[-pərmis′iv]
an animal or cell that resists the replication of an infectious agent.
References in periodicals archive ?
Nonpermissive host Species or tissue that is not the normal natural target for a virus and therefore does not support a productive viral infection.
In these cases, JCV integration is associated with the formation of tumors in these foreign* nonpermissive hosts.
This explicit statement against normal integration is presented based on two general facts about polyomaviruses: (1) that they lack the integrase* gene for integration and (2) that integration occurs only rarely and randomly in their nonpermissive hosts.
If this nymphal tick were to feed on a bird, the rodent-specific spirochete would not perpetuate because this nonpermissive host would function zooprophylactically.