![David Lat on Twitter: "4/ Titer is 2.25, where 1.4 is positive - so not exactly a ton (and a far cry from @ClementYChow's 13). #COVID #Covid_19 #COVIDー19 #covid19 https://t.co/yxRuScLbcy" / Twitter David Lat on Twitter: "4/ Titer is 2.25, where 1.4 is positive - so not exactly a ton (and a far cry from @ClementYChow's 13). #COVID #Covid_19 #COVIDー19 #covid19 https://t.co/yxRuScLbcy" / Twitter](https://pbs.twimg.com/media/EnYyNyQXIAEaPXJ.jpg)
David Lat on Twitter: "4/ Titer is 2.25, where 1.4 is positive - so not exactly a ton (and a far cry from @ClementYChow's 13). #COVID #Covid_19 #COVIDー19 #covid19 https://t.co/yxRuScLbcy" / Twitter
![Structure of an IgG antibody with possible modifications. Modifications... | Download Scientific Diagram Structure of an IgG antibody with possible modifications. Modifications... | Download Scientific Diagram](https://www.researchgate.net/publication/319432732/figure/fig1/AS:542384022880256@1506325836169/Structure-of-an-IgG-antibody-with-possible-modifications-Modifications-such-as.png)
Structure of an IgG antibody with possible modifications. Modifications... | Download Scientific Diagram
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