5 vaccines; vaccine adjuvants; medical, biological, and pharmaceutical preparations for medical use, namely, medical, biological, and pharmaceutical preparations containing messenger RNA (mRNA) for preventing and treating viruses, rare diseases, cancers, neurological disorders, cardiovascular disorders, inflammatory disorders, immunoregulatory disorders, metabolic disorders, and respiratory disorders; mRNA-based therapeutics in the nature of therapeutic agents and therapeutic agents for use in vivo, ex vivo, or in situ for the prevention and treatment of viruses rare diseases, cancers, neurological disorders, cardiovascular disorders, inflammatory disorders, immunoregulatory disorders, metabolic disorders, and respiratory disorders; lipid nanoparticles for use as drug delivery carriers sold as an integral component of pharmaceutical preparations, all for pharmaceutical, medical or medical diagnostic purposes; drug carriers for medical use, namely, drug delivery agents consisting of lipid nanoparticles that facilitate delivery of pharmaceuticals; pharmaceutical preparations, namely, messenger RNA (mRNA) therapeutic agents and delivery agents comprised of lipid nanoparticle carriers and polymers for the delivery of mRNA to human cells