At least one other company known to disclose results of its testing is British drug giant GlaxoSmithKline PLC, which said last year that an adjuant helped its accine work against bird flu strains.

• 至少还有另外一家公司即英国制药巨头葛兰素史克去年也公布了他们的实验结果，其中说佐剂的确帮助疫苗来对抗禽流感病毒。