at the permissive temperature ( 36 degrees ) , where transformation is expressed , the 2- to 3-fold elevated level characteristic of cells transformed by the wild-type rous sarcoma virus was observed , but at the nonpermissive temperature ( 41 degrees ) , at which cells appear normal and behave normally , the oligomer level was characteristic of uninfected cells .
C0039476
temperature
C1521970
characteristic