Every day billions of tiny invaders called pathogens want to make our bodies their new homes. Luckily, we have a powerful army of specialized organs, cells, and tissues that work together to protect us. This is your body’s immune system.…
T-Cells can remember past infections and kill pathogens if they reappear; have a big influence on how long patients remain resistant to reinfection by COVID-19. T-Cells. also appear to affect how well vaccine work and even the level of immunity…