Veränderungen chemisch-physikalischer Eigenschaften des Virus der ansteckenden Schweinelähmung (Teschener Krankheit) während des Modifizierungsprozesses durch Dauerpassagen in Schweinenierenkulturen Anton MayrKarl StrohmaierRolf Lorenz OriginalPaper Pages: 183 - 196
Affenvirus als Unsicherheitsfaktor bei der Unschädlichkeitsprüfung von Poliomyelitis-Impfstoffen in der Gewebekultur Wilhelm SchneiderHorst Finger OriginalPaper Pages: 197 - 208
Susceptibility of human tumor cells to ECHO viruses and loss of hemagglutinating capacity of some of the adapted viruses John MaiselCarlo MoscoviciMichele La Placa OriginalPaper Pages: 209 - 214
Hemagglutination-inhibiting antibodies in the human population of an endemic area of diphasic tick-borne meningoencephalitis Aimo SalminenAldur W. ErikssonN. Oker-Blom OriginalPaper Pages: 215 - 223
Properties of ECHO types 22, 23 and 24 viruses Reinhard WigandAlbert B. Sabin OriginalPaper Pages: 224 - 247
Biological and serological properties of Frater virus — a cytopathogenic agent associated with aseptic meningitis Ian B. R. Duncan OriginalPaper Pages: 248 - 257
Preparation of cell cultures from human amniotic membranes F. Lehmann-Grube OriginalPaper Pages: 258 - 275
Comparative susceptibility of mammalian cells in culture to prototype enteroviruses F. Lehmann-Grube OriginalPaper Pages: 276 - 283
Comparison of the experimental results obtained in the course of inactivation of non-specific inhibitors in serum by means of the haemagglutination inhibition and virus neutralization tests S. Horváth OriginalPaper Pages: 295 - 303