TLR(1) combating(1) retained(1) COVID-19(1) TLR4(1) Toll-like receptor(1) distribution(1) modulation(1) Shape memory(1) provided(1) Periodic(1) Immunity(1) TLRs(1) receptor(1) stromal cell(1) biomaterial(1) proportion(1) driven by(1) SARS-CoV-2(1) TLR7(1) Polymer(1) expression(1) F-actin(1) highlight(1) expressing(1) was increased(1) Antiviral(1) virus(1) synchronous(1) Abstract(1)