Gene transfection

Gene transfection is the process of deliberately introducing foreign nucleic acids, such as DNA or RNA, into eukaryotic cells using non-viral physical or chemical methods. It is a fundamental technique in molecular biology used to study gene function, protein expression, and biochemical pathways within a cellular environment. In a therapeutic context, transfection serves as a delivery methodology for gene therapy, allowing for the introduction of therapeutic genes to treat various genetic disorders, cancers, and infectious diseases. However, 'Gene transfection' is classified as a biological process or a laboratory technique rather than a specific molecular target like a receptor, enzyme, or ion channel. Because it represents a method of delivery rather than a discrete biological molecule, it does not have traditional pharmacological interactions with small molecule drugs or biologics in the way a protein target would. Instead, researchers optimize transfection efficiency through various vehicles such as lipid nanoparticles (LNPs), cationic polymers, or physical methods like electroporation. While critical for the success of genetic medicines, the term refers to the act of delivery itself. Safety concerns associated with transfection-based therapies include potential immunogenic responses to the delivery components and the risk of unintended genomic alterations or cytotoxicity caused by the transfection reagents.

Other names

Gene transferNucleic acid transfectionDNA transfectionRNA transfectionCell transfection

Gene transfection is a process of introducing foreign nucleic acids into cells; it is not a molecular target and therefore does not have a mechanism of action in the context of drug-target binding.