SUBJECT INDEX 



609 



Viruses 



heterozygosis and, 11 



host cell surface and, 11-12 



interference and, 11 



low temperature, resistance to, 387-388 



multiplication of, 13-14 



origin of, 27-28 



particle weight and, 225-226 



recombination and, 1 1 



reproduction of, 549-566 



serological character, phenotypic mix- 

 ing and, 11 



single particles 



infection initiation and, 346-349 

 particle count and, 349-353 



stability, pH and, 389 

 Virus-host cell, relationship of, 8-14 

 Virus identification 



homogeneity and, 297-299 



infective agents, physical particles and, 

 299-303 



sedimentation and, 301-303 

 Virus infection 



infective heredity 



cell growth and, 549-551 



cell multiplication and, 549-551 



genetic determinants and, 551 



maturation and, 551-552 



replication and, 551-552 



virus multiplication and, 549-551 



titration 



affecting factors and, 337-339 

 local lesion count and, 333-337 

 quantal response and, 331-332 

 Virus multiplication 



cell damage and, 564-565 



cell function and, 563-566 



cell organization and, 563-566 



host as metabolite source and, 18-22 

 Virus particle coimt 



infectious units 



avian myeloblastosis virus and, 363 

 bacteriophage and 350 

 cowpox virus and,"351 

 fowl plague virus and, 351 

 influenza virus and, 351 

 meningopneumonitis virus and, 353 

 mumps virus and, 351 

 Newcastle disease virus and, 351 

 papilloma virus and, 353 



poliovirus and, 353 

 tobacco mosaic virus and, 353 

 vaccinia virus and, 350-351 

 Virus polymer synthesis, host cell contri- 

 butions to, 25-27 

 Virus synthesis, inhibitors and, 20 

 Viscometry, viral studies and, 228-236 

 Viscosity 



anomalous, rotational diffusion and, 



239-240 

 interpretation of, 233-236 

 measurement of, 231-233 

 solutions and, 229-231 

 Visible light, viral inactivation and, 



379-380 

 Vitamin Bg, Vitamin Bg, mitochondria 

 and, 62 

 atomic positioning in, 285 

 mitochondria and, 62 



X-ray scattering 

 low-angle, 277-278 



any shape particles and, 278 

 spherical particles and, 278-279 



Western equine encephalitis virus 

 ethyl ether inactivation and, 413 

 neutralization of, 539, 540-541, 542 

 plaque-count assay of, 336, 346 



West Nile encephalitis virus 

 chemical alteration of, 394 

 ribonucleic acid infection and, 561 



Woimd tumor virus, purified, properties of 

 431 



X-protein, tobacco mosaic virus and, 432- 

 433 



X-ray diffraction 



compound lattice and, 281-282 

 heavy atom replacement and, 284-286 

 intensity calculation and, 282-283 

 oriented fibers and, 286-287 

 Patterson vector maps and, 284 

 simple lattice and, 279-281 



X-rays, viral inactivation and, 366-372 



"y" factors, see Permeability factors 

 Yellow aucuba virus, tobacco mosaic 

 virus, genetic mixing and, 455 



