title: Detection of persistent infections using biophysical methods.
mesh_terms: D001435:Bacteriophages / Q000302:isolation & purification; D002501:Centrifugation, Zonal; D046508:Culture Techniques / Q000592:standards*; D008854:Microscopy, Electron; D014764:Viral Proteins / Q000302:isolation & purification*; D014765:Viral Vaccines / Q000592:standards*; D014776:Virus Cultivation / Q000592:standards; D014780:Viruses / Q000302:isolation & purification*
chemical_list: D014764:Viral Proteins; D014765:Viral Vaccines