the transference of bcg-induced potentiating activity could not be explained by the transference of viable bcg organisms , but was mediated by a cell that was anti-thy.1-sensitive , silica-resistant , plastic-nonadherent , and nylon wool-adherent , and was sensitive in vivo to anti-thymocyte serum but resistant to hydrocortisone .
C0032167
plastic
C0028736
nylon