5 Clinical medical reagents for use in gene therapy; pharmaceutical preparations for use in gene therapy; therapeutic compositions containing retroviral vector preparations and/or nucleic acid suitable for gene therapy; retroviral vector preparations for use in gene therapy; pharmaceutical preparations containing a retroviral vector delivering genes to cells for use in the treatment of viral and bacterial infections, cancer, HIV and AIDS, neurodegenerative diseases, diseases of the eye, leukemia and bodily conditions associated with impaired immunosystems; Gene therapy and prophylactic products, namely, gene delivery pharmaceuticals; small molecules, vaccines, biologics, enzymes and enzyme preparations all for medical treatment purposes; pharmaceuticals for medical purposes for the delivery of genes to cells; viral, retroviral and non-viral vectors, all for medical purposes in gene therapy; pharmaceutical and biochemical preparations for the treatment or prevention of cancer, infectious disease, fungal diseases, diseases caused by parasites, namely, hookworms, pinworms, roundworms, tapeworms, flukes, giardia, entameoba, cryptosporidium, toxoplasmosis, sleeping sickness, trichuriasis, isosporiasis, malaria, parasitic skin disease and leishmaniasis, eye diseases, diseases of the central and peripheral nervous systems, namely, ataxia, dementia, epilepsy, Alzheimer's, cerebral palsy, stroke, motor neuron disease, Parkinson's disease, spinal injury, avulsion injury and peripheral neuropathies, cardiovascular disease, diseases affecting the immune system, namely, cancer, Crohn's disease, AIDS, HIV, lupus, celiac disease, diabetes, Grave's disease, Guillain-Barré syndrome, Addison's disease, Hashimoto's disease, myasthenia gravis, narcolepsy, pernicious anaemia, rheumatoid arthritis, psoriasis, ulcerative colitis, immunodeficiency and inflammatory diseases, inherited diseases, namely, genetic disorders, hemophilia, cystic fibrosis and Huntingdon's, single gene disorders, bone and blood diseases and reproductive system disorders; pharmaceutical and biochemical preparations for contraceptive purposes; pre-filled vials for medical purposes and for pharmaceutical and biochemical preparations, for use in gene therapy and for the treatment or prevention of cancer, infectious disease, fungal diseases, diseases caused by parasites, namely, hookworms, pinworms, roundworms, tapeworms, flukes, giardia, entameoba, cryptosporidium, toxoplasmosis, sleeping sickness, trichuriasis, isosporiasis, malaria, parasitic skin disease and leishmaniasis, eye diseases, diseases of the central and peripheral nervous systems, namely, ataxia, dementia, epilepsy, Alzheimer's, cerebral palsy, stroke, motor neuron disease, Parkinson's disease, spinal injury, avulsion injury and peripheral neuropathies, cardiovascular disease, diseases affecting the immune system, namely, cancer, Crohn's disease, AIDS, HIV, lupus, celiac disease, diabetes, Grave's disease, Guillain-Barré syndrome, Addison's disease, Hashimoto's disease, myasthenia gravis, narcolepsy, pernicious anaemia, rheumatoid arthritis, psoriasis, ulcerative colitis, immunodeficiency and inflammatory diseases, inherited diseases, namely, genetic disorders, hemophilia, cystic fibrosis and Huntingdon's, single gene disorders, bone and blood diseases and reproductive system disorders