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Copyright ©The Author(s) 2021.
World J Gastroenterol. Dec 14, 2021; 27(46): 7969-7981
Published online Dec 14, 2021. doi: 10.3748/wjg.v27.i46.7969
Figure 3
Figure 3 Summary of authorized/approved coronavirus disease 2019 vaccines around the world and their mechanism. The immune response starts by antigen-presenting cells engulfing the virus and activating T-helper cells. These T-helper cells enable an immune response via B cells (antibodies) and Cytotoxic T cells to destroy virus-infected cells. Library of Science & Medical Illustrations were utilized in part to create this figure. https://creativecommons.org/licenses/by-nc-sa/4.0/.