1 Chemical, biochemical, biological, biotechnological products and preparations, namely nucleic acids, proteins, antibiotics, antiviral molecules and immunomodulators, intended for the pharmaceutical industry and for sciences, other than for medical or veterinary use; chemical, biochemical, biological, biotechnological products, namely nucleic acids, proteins, antibiotics, antiviral molecules and immunomodulators for laboratory analyses, other than for medical or veterinary use; biochemical namely, precursors for in vitro genetic engineering use; diagnostic preparations for scientific or research use, namely, cell lines, diagnosis kits, comprised of cell penetrating peptides conjugated to antibodies against intracellular and intranuclear markers or antigens; labeling kits, comprised of cell penetrating peptides tagged with markers for intracellular and intranuclear labeling of targets; expression kits, comprised of cell penetrating peptides acting as transfection or gene transfer agents; development kits, comprised of cell penetrating peptides for intracellular and intranuclear delivery of drug candidates for drug screening purposes; and target validation kits comprised of cell penetrating peptides coupled with drug candidates or markers for intracellular and intranuclear target validation; chemical reagents for scientific and research use