Why does COVID-19 seem to strike in such a haphazard way, sometimes sparing the 100-year-old grandmother, while killing healthy young men and women in the prime of life? A new study may offer some tentative clues. The research explores MHC-I, a critical protein component of the human adaptive immune system.
Click here for original story, Variances in critical protein may guide fate of those infected with SARS CoV-2
Source: ScienceDaily