Extracts of plastic packaging, manufacturing, and delivery systems (or their materials of
construction) are analyzed by chromatographic methods to establish the system's extractables …

Medicine, Houston, Tex. 2Present address: Washington University College of Medicine, St.
Louis, Mo. deposit predominantly in the lower respiratory tract. Particles between 5 and 15 …

Some reports have suggested that influenza virus vaccine is less effective in persons that
have received prior annual vaccination(s) than in those receiving it for the first time. This issue …

To improve immune responses to influenza vaccine, a trivalent inactivated vaccine containing
60μg of the HA of each component (A/H3N2, A/H1N1, B) was compared to a licensed …

Background Immune responses after influenza immunization are reduced in elderly individuals,
the group at greatest risk for complications and death after influenza. Improved vaccines …

Monovalent A/USSR/77 (H1N1) and trivalent A/USSR/77, A/Texas/77 (H3N2), and B/Hong
Kong/72 influenza virus vaccines from four manufacturers were tested in 292 adult volunteers…

Antibody to the neuraminidase (NA) antigen of influenza viruses has been shown to correlate
with immunity to influenza in humans and animal models. In a previous report, we showed …

Background . Influenza A/H9N2 viruses can infect humans and are considered to be a
pandemic threat. Effective vaccines are needed for these and other avian influenza viruses. …

Adenoviral infection is now known to be an important cause of illness in civilian and military
populations. Studies in civilian populations have shown that approximately 5 to 10 per cent …

The immunogenicity and toxicity of a purified influenza virus (N2) neuraminidase vaccine (NAV)
were investigated in 88 human subjects aged 18–40, and compared to response to a …