ET Online
Mar 25, 2022
The 'Stealth' or BA.2 subvariant is causing an increase in cases in several parts of the world.
Image Source: istock
It also affects the upper respiratory system and produces minor infections, according to the WHO.
Image Source: istock
It has the ability to resist and avoid vaccine-induced immunity, resulting in a breakthrough infection.
Image Source: istock
One feature that distinguishes the Stealth Omicron from its parent strain is its ability to remain undetected.
Image Source: istock
The subvariant lacks crucial mutations in the spike protein, which is required for detection.
Image Source: istock
The BA.2 sub-variant is significantly more transmissible than the BA.1.
Image Source: istock
If you've previously had an Omicron infection, you're unlikely to get the BA.2 subvariant.
Image Source: istock
Re-infections were most common in young, unvaccinated people with very minor symptoms.
Image Source: istock
Re-infection, hence, is possible
Image Source: istock
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