Meanwhile, Novavax will be begin human tests of its seasonal influenza vaccine, using virus-like particles, in the fall. Currently all U. S. flu vaccines are egg-based.

同时，瓦克斯将在秋天利用类似的病毒颗粒来进行周期性的流感疫苗的人体测验。目前，所有的疫苗都是基于鸡胚培养系统。

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Gary Nabel of the U.S. Vaccine Research Center points out that his universal flu vaccine would have another benefit.

VOA: standard.2010.07.21

The U.S. flu vaccine crisis and Merck's recall of its anti-inflammatory drug Vioxx underscore the need for major health care reforms.

FORBES: Fact and Comment

In Australia last year, a flu vaccine which WAS also licensed in the U.S., called Afluria, seemed to cause an increase in febrile seizures in infants.

FORBES: FDA: U.S. Flu Shots Not Linked To Narcolepsy

Researchers in the United States have already taking steps to crack the genetic code of the virus behind the swine flu outbreak in order to produce a vaccine, U.S. officials said Wednesday.

CNN: WHO raises pandemic alert to second-highest level