接种疫苗后出现不良反应是好事

为什么白癜风要光照 http://disease.39.net/bjzkbdfyy/190620/7232641.html

导读

当研究人员接种疫苗后出现不良反应时，他们的反应竟然是开心、兴奋？这是为什么呢？

这篇演讲从疫苗的研发到作用机制，从免疫知识到三期临床试验，详细介绍了关于疫苗的各种内容，干货满满。

话不多说，好文一起分享！

视频来源于YouTube

Vaccinesideeffectsareactuallyagoodthing

Thisiseverystepintheprocessofdevelopingavaccine:fromdevelopmentinthelab,testing,approval,manufacturing...allthewaytogettingittomillionsofpeople.

Butarguablythemostimportantpartishere:inthehumantrials.Wherethevaccineistestedonrealpeople,inthreemainphases,startingwithjustasmallgroupofpeople,andultimatelytestingagroupofthousands.

Thisiswherescientistsconfirmtheeffectivenessandsafetyofthevaccineonalargescale.Beforethat,scientistsscrutinizeitseffectiveness.Butbeforeanyofthat,avaccinehastopassthiscrucialfirstphase,wherescientistsstudythesideeffects.

scrutinizev.仔细检查，审查

“Inatrialyoucallit‘adverseevents’.Butthatskindofoverstatingit.”Dr.KirstenLykeledaPhaseItrialfortheCovid-19vaccinemadebyPfizerandBioNTech.Shesayssideeffectsareapossibilitywithanyvaccine.“Ingeneral,itsnothingtofear.Itsourownimmunesystemskickinginanddoingwhatitssupposedtodo.”

Themost

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