"We noticed that the lifespan of the protective antibodies against Covid-19 is very short. And we see more and more cases of recurrence in people who have already had a first infection." - Interview of French expert Jean-François Delfraissy (italian newspaper)
Question: So nobody is really protected against coronavirus, not even those who have already fallen ill? "It seems so. This is why our committee no longer recommends an immune license, a sort of pass for those who have had a first infection."
“Even after the body stops producing neutralizing antibodies, a subset of immune memory cells can reactivate a response effectively, he noted.
“You probably would make a good immune response before you even become symptomatic again and might really blunt the course of the disease,” Dr. Krammer said.”
"We noticed that the lifespan of the protective antibodies against Covid-19 is very short. And we see more and more cases of recurrence in people who have already had a first infection." - Interview of French expert Jean-François Delfraissy (italian newspaper)
Question: So nobody is really protected against coronavirus, not even those who have already fallen ill? "It seems so. This is why our committee no longer recommends an immune license, a sort of pass for those who have had a first infection."
看了reddit评论里的New York Times文章的链接,就算抗体体内存活时间短,但体内会有免疫记忆细胞,就算可能第二次复发,症状也很有可能会更轻。 https://www.nytimes.com/2020/03/25/health/coronavirus-immunity-antibodies.html Still, even if antibody protection were short-lasting and people became reinfected, the second bout with the coronavirus would likely be much milder than the first, said Florian Krammer, a microbiologist at the Icahn School of Medicine at Mount Sinai in New York. Even after the body stops producing neutralizing antibodies, a subset of immune memory cells can reactivate a response effectively, he noted. “You probably would make a good immune response before you even become symptomatic again and might really blunt the course of the disease,” Dr. Krammer said.
“Even after the body stops producing neutralizing antibodies, a subset of immune memory cells can reactivate a response effectively, he noted.
“You probably would make a good immune response before you even become symptomatic again and might really blunt the course of the disease,” Dr. Krammer said.”
睿 发表于 4/17/2020 9:54:43 AM
这个...我糊涂了,抗体能维持多久有什么关系呢?这又不是被动免疫,抗体没了就没了。主动免疫是让免疫系统产生记忆,疫苗的目的不就是产生memory B cells么?再次碰到治病原可以短时大量产生抗体。所以为什么要强调抗体寿命很短呢?
This accounts for the half-life of IgA and IgM, which is constant at around 5 - 6 days. By contrast, IgG has a concentration-dependent half-life of approximately 21 days due to recycling by FcRn receptors.
Question: So nobody is really protected against coronavirus, not even those who have already fallen ill?
"It seems so. This is why our committee no longer recommends an immune license, a sort of pass for those who have had a first infection."
总结:得病后自身抗体的时间很短, 第一次得病后复发的例子越来越多。免疫证明没用,不会推荐。
原文在这里:https://www.repubblica.it/cronaca/2020/04/12/news/coronavirus_infettivologo_macron-253823225/
Reddit上讨论: https://www.reddit.com/r/Coronavirus/comments/g2z1hr/we_noticed_that_the_lifespan_of_the_protective
🔥 最新回帖
哈哈,正解,一切对现在的股市来说都算price in 了
我大半夜看笑出声了
🛋️ 沙发板凳
搞了半天,还是川普赢了。别抗了,都回去上班好了。
只能一直打,按时服药似的。以前是maintenance 药品,以后是maintenance vaccine
一直蹲家全民饿死不更是笑话?
以后是不是这样,就是隔壁的邻居过来,说:那谁,我们家的那啥疫苗没了,你有多的不?借我两个,给小的用了,下礼拜我还你。
病毒不接受投降,杀光为止
口服疫苗估计可以这样。针剂还得去医院。每年公立学校还得再多检查几次娃儿们的免疫记录。三个月一针一年就得四针。另外估计猫狗也得打。
嗯,但是猫狗也需要打因为他们也可以是宿主。
哈哈哈,砖家们也在绞尽脑汁啊,
既要说病毒可怕好逼着全体低端人口锁家里不要出门污染环境,
又要说专家团队科研发展如火如荼低端人口的疫苗即将强势来临不打犯法,
还要说抗体检测填补空白以后低端人口凭抗体证出入可防可控,
然后就老得遭遇逻辑相悖的问题……
...
“Even after the body stops producing neutralizing antibodies, a subset of immune memory cells can reactivate a response effectively, he noted.
“You probably would make a good immune response before you even become symptomatic again and might really blunt the course of the disease,” Dr. Krammer said.”
那就看着中国会不会一直lockdown呗。中国国家管理能力这么强, 你赖在Indiana那个天天有人散步遛狗遛娃的地方干什么?
抗体好像都是有生命周期的,看过一篇文章,解释抗体消失后免疫系统也会记住病毒的特征,下次来的时候会更快治愈。
流感疫苗也是要年年打,而且每年还不一样....
打入敌人内部的同志也是需要的。
在美国针剂也可以自己打,皮下和肌肉注射都可以。只要不是静脉注射就行。我自己打过。第一次在护士那里学习,后来就都自己打。还有一些针剂设计成纽扣样的,往皮肤上一按就行了,针会自己扎进去。还有些针剂是膏贴状,往皮肤上一贴就有很多小针刺入。都不需要去医院。
猫狗不传给人.......
中国基本稳定了。
中国国家管理能力强 和 我呆在哪里有必然联系吗?
别人散步,遛狗,溜娃, 我躲在家里不就行了吗,我不去散步不就得了吗,这就是我为什么要准备2个月食物得原因?你会思考吗?连事实都这么难面对吗?
少出门,不但保护自己,也能保护别人。
没事儿,穿防护服戴防毒面具可以继续工作,把这些装置当做衣服一样的生活必需品好了,人类总是能想到办法的。
以后最帅气的男人就只有一个标准,身材高大强壮!因为看不到长相了,哈哈。
2020标志着瘟疫时代的开始,也是机器人时代的开始,以后UBI,全民家里蹲,机器人干活~
这个...我糊涂了,抗体能维持多久有什么关系呢?这又不是被动免疫,抗体没了就没了。主动免疫是让免疫系统产生记忆,疫苗的目的不就是产生memory B cells么?再次碰到治病原可以短时大量产生抗体。所以为什么要强调抗体寿命很短呢?
口罩八成要成为下一个fashion单品。别说,戴上口罩遮住不完美的脸型,对某些人是有美颜效果的。那个北海道的知事就是,摘掉口罩只能说是相貌端正,戴上口罩帅炸。
对,各种时尚的口罩上啊!女人只要眼睛和眉毛长得好看就漂亮了,大脸啊啥的都不是问题,大脸妹迎来真正的春天!
倒是希望机器人技术突飞猛进啊,进步不了也没事,给我防毒面具和防护服,我不介意出门工作的,哈哈。
对于那些人来说,反美是工作,留美是生活
你最会思考了, 想清楚401了么? 如果病毒真的散个步遛个狗就能传播, 你准备一年的食物也没啥 用
总有打不起的人和国家啊
实话实说,唯一的赞是你自己点的吗?
如果只有一个,肯定是我点得啊。我习惯会点一个。 是不是可以通过这个回复,证明我一般讲自己认可得实话呢? 你还想反驳什么?我只想告诉你们,我就一个人,而且我不care你们,喝喝。
病毒高于20度,会降低50%得传播效率,高于25度,太阳照射下地面温度会超过40度,在中西部干燥得环境,病毒存货时间,大约只有5分钟-10分钟。
正解
人类这么多年没有进化出来抵御这种病毒的功能
...
因为以前没有遇见过类似的产品
要么是一般的冠状毒 传染性强但毒性不厉害
要么毒性厉害的但症状明显
我不需要靠401K养老,我不太想说,年纪轻轻得人,还要考虑401K的人比较悲哀。你努力上进的,买好房子,你可以做到养老无忧的。
其实学校,政府,很多福利好得地方,并不以一定要靠401K的。
我估计和乙肝疫苗的难度差不多。也许,会长期存在。
好像这两个很像
但是猫疫可以用人民的希望治疗
之前有hk专家说抗体浓度很高,估计可持续几年
就有人问 这个怎么知道的
鼻炎患者 伤不起哦
本来一年已经一季感冒季 一季过敏季
再来一季新冠季 我就干脆 自我了断算了
别这样,万一过两天德国科学家又出个别的说法。
他是有野心有胆子做,但是技术上。。。那俩婴儿编辑并不成功啊,我不是专业的,但是记得报导说脱靶的
那只能等有效药物吧,这点美国有优势。
re 特效药加快捷检测,以后就像验孕棒一样,每天早起第一件事测一下,阳性了,打个电话请个假,然后自我隔离俩礼拜。国家除了产假,再多报个新冠假就行了
那我如果免疫力差 一直需要这种假 不是会造成很大的不平衡?
肯定会影响年终review,没有老板喜欢经常请病假的。但也没办法不是?
流感疫苗也不是打了就不得了,而是免疫系统快速反应从而减轻症状不会死人
不用太担心,如果每个人要一轮一轮的得下去,肯定是要死很多的,死着死着人越来越少,活着就是赢家了。 再说,说不定老板先扛不住翘辫子了。
This accounts for the half-life of IgA and IgM, which is constant at around 5 - 6 days. By contrast, IgG has a concentration-dependent half-life of approximately 21 days due to recycling by FcRn receptors.
http://www.wikilite.com/half-life-of-igg-iga-and-igm
也可能传个几年,几十年,抗不过去的个体都死了。
活下来的都是和病毒能共存的。所以真的成了big flu了。
有人玩plague吗,就是因为疫情被tg禁了的那个游戏
如果上帝在跟人类玩plague,那他把drug resistent那挡真是升到最高等级了……
发帖[tuzki14]
窒息而亡肯定不是舒服的死法 😖
太惨烈了,不等偶像了,同去
其实留在敌人内部的地下党都是精英啊。
精分的人生啊。