Nucleic acids for laboratory use; Nucleic recombinant acids for laboratory use; Biochemicals for in vitro and in vivo scientific use; Biochemicals, namely, precursors for in vitro genetic engineering use; Reagents for scientific purposes; Testing reagents for scientific use; Biomolecule labelling kits comprising reagents for use in scientific research; Diagnostic reagents for in vitro use in biochemistry, clinical chemistry and microbiology; Reagents for in-vitro laboratory use; Biochemical p...