
Keywords: MN; microneedle; PGA; polyglycolic acid; APCs; antigen-presenting cells; LCs; Langerhans cells; dDCs; dermal dendritic cells; MH; MicroHyala; HA; hemagglutinin; F-OVA; fluorescein-labeled ovalbumin; PBS; phosphate-buffered solution; ID; intradermal; SC; s