蚊子对人类的“威胁”远不止耳边的嗡嗡声以及皮肤上留下的奇痒的包,它们携带并传播了各种病原体,比如大规模暴发的寨卡疫情,以及登革热、疟疾、黄热病等。通过叮咬人类,蚊子每年让数亿人感染疾病,仅登革热一项,在一年内就可感染大约3.9亿人,而疟疾感染人数每年多达2.1 4亿。科学家一直希望有一种疫苗可以对抗所有这些感染,英国西克生物技术集团和NIH正在推 Mosquitoes are far more than the ear buzz and the oddly itchy bag left on human beings, which carry and spread various pathogens such as the Zika epidemic on a massive scale, as well as dengue, malaria , Yellow fever and so on. By bite humans, mosquitoes cause hundreds of millions of people to become infected every year with dengue fever alone, affecting about 390 million people in one year and up to 214 million people each year. Scientists have been hoping that there is a vaccine that will fight all these infections, and the British company Biosciences and NIH are pushing