New data provides evidence of adaptive cellular (CD8+ cells) and balanced (Th1/Th2) immune responses STARR™ mRNA elicits anti-spike protein antibodies (IgG), higher than conventional mRNA at all doses SAN DIEGO, May 08, 2020 (GLOBE NEWSWIRE) -- Arcturus Therapeutics Holdings Inc. (the “Company”, “Arcturus”, Nasdaq: ARCT), a leading clinical-stage messenger RNA medicines company focused on the discovery, development and commercialization of therapeutics for rare diseases and vaccines, tod