encapsulated nucleic acids for use as biological therapeutics in gene therapy for the treatment of rare genetic disorders, cardiovascular diseases, respiratory diseases, infectious diseases, retinal diseases, metabolic disorders, hormonal deficiencies, endocrine diseases, eye diseases and disorders, intestinal diseases, autoimmune diseases, autoinflammatory diseases, inflammatory disorders, musculoskeletal diseases, neurological disorders, hematologic conditions, cutaneous conditions, neurodegenerative diseases, congenital disorders, kidney and urinary diseases, reproductive diseases, mitochondrial diseases, lung disorders, immune system diseases, mouth diseases, digestive diseases; pharmaceutical preparations for use in the prevention, diagnosis and treatment of disease, namely, rare genetic disorders, cardiovascular diseases, respiratory diseases, infectious diseases, retinal diseases, metabolic disorders, hormonal deficiencies, endocrine diseases, eye diseases and disorders, intestinal diseases, autoimmune diseases, autoinflammatory diseases, inflammatory disorders, musculoskeletal diseases, neurological disorders, hematologic conditions, cutaneous conditions, neurodegenerative diseases, congenital disorders, kidney and urinary diseases, reproductive diseases, mitochondrial diseases, lung disorders, immune system diseases, mouth diseases, digestive diseases; pharmaceutical preparations for use in gene therapy