Non-Production of Interfering Substances by Serum from Patients with Infectious Hepatitis TAYLOR, PATRICIA E. and ZUCKERMAN, A. J.,, 1, 217-219 (1968), doi = https://doi.org/10.1099/00222615-1-2-217, publicationName = Microbiology Society, issn = 0022-2615, abstract= Summary Twenty-two samples of serum obtained from patients suffering from infectious or serum hepatitis, 12 samples from blood donors known to have caused hepatitis in recipients and one sample of serum that had caused hepatitis in human volunteers were examined for their capacity to induce interfering substances, and thus, indirectly, for the presence of infectious virus. No virus-inhibitory activity was detected with any of the sera examined., language=, type=