The ongoing coronavirus disease 2019 (COVID-19) pandemic continues to disrupt essential health services in 90 percent of countries today. The spike (S) protein found on the surface of the causative agent. the SARS-CoV-2 virus. has been the prime target for current vaccine research since antibodies directed against the S protein were found to neutralize the virus. https://www.foldlyers.shop/product-category/sma-plug-to-fme/