Single swine flu jab protects children; Single rabies vax shot could replace the six now needed;

Swine Flu

> The new flu vaccine has proven surprisingly effective in guarding children as young as 10 from swine flu after a single shot. Health officials will recommend that children younger than that should get two jabs 21 days apart. The effectiveness of the new flu vaccine after a single jab allows health officials to protect a much larger group of people than originally anticipated. Report

> Federal health officials say that more than three million doses of the FluMist nasal spray vaccine will be on hand in the first week of October to begin the work of inoculating millions of Americans against the outbreak. Story

> Joining eight other countries, the U.S. says that it will donate 10 percent of the 195 million doses of swine flu vaccine that it has ordered to developing nations. Story

> Mexico plans to order $222 million worth of doses of H1N1 vaccine from Sanofi-Aventis and GlaxoSmithKline. Report

Vaccine Research

> A new rabies vaccine produced such a strong immune response in a clinical trial that investigators say that a single shot could replace the six that are now required to protect people. Report

> A researcher who is working on a vaccine for Alzheimer's disease has demonstrated that it is possible to test and measure specific immune responses in mice carrying human genes and to anticipate the immune response in Alzheimer's patients. Release

> Oxford BioMedica reported that an analysis of a clinical trial of its cancer vaccine TroVax--which had failed to hit its primary endpoint--showed that it could be effective in a subset of patients. Story

> Xoma expanded its biodefense programs to include the development of a novel antibody that has been shown by Dana-Farber Cancer Institute and Harvard Medical School researchers to neutralize group 1 influenza A viruses, including the H1N1 and the H5N1 strains. Release