Antigens and Antigen Reactions in Viruses

There is very little cross reactivity in themselve andteps, i may play a roll in eliminating they all ach once. So these are, since it's cellular immunity, you wouldn't detect it by an h a asaycorreti assay, right? And that's why we don't normally see it, because we don't measure cellular immunity. Tiy rit. Now, there is also this idea of original antegenic in where you make responses to earlier strain elisti o think that has any role in this,. wile dos that may also be responsible for mainmaintaining anti bodies against all restraints by ras stimulation with newstrains which still