特異性：Purified virions. Does not cross react with influenza A virus, Parainfluenza virus (types 1-3), Respiratory Syncytial virus or Adenovirus. Negative vs monkey kidney cells by indirect immunofluorescence.
純度：Purified IgG fraction covalently coupled with the N-hydroxysuccinimide ester of biotin under mild conditions to give a high degree of substitution.
