Nasal spray vaccines more effective against flu
Nasal vaccines that effectively protect against flu, pneumonia and even bioterrorism agents such as Yersinia pestis that causes the plague, could soon be a possibility, according to research presented at the Society for General Microbiology's Spring Conference in Harrogate. Professor Dennis Metzger describes how including a natural immune chemical with standard vaccines can boost their protective effect when delivered through the nose.
The respiratory tract is a major entry site for various viral and bacterial pathogens. However there are few approved vaccines that can ...




