# Thoughts on using gene editing technology to enhance human self-healing ability This topic involves complex scientific and ethical issues. Currently, gene editing technologies (such as CRISPR-Cas9) do have the theoretical possibility of potential application to enhance human repair capabilities, but there are important scientific and ethical limitations. ## Potential scientific direction -**Regenerative gene enhancement**: Studies have shown that certain genes are related to tissue regeneration, such as genes related to the regenerative ability of salamanders and zebrafish. -**Regulation of telomerase expression**: In theory, it can delay cell aging and improve repair ability -**Optimization of immune system-related genes**: Enhance the immune response to injury and repair efficiency -**Stem cell regulatory genes**: Enhance the stem cell mobilization ability of specific tissues ## Major challenges and limitations -**Technical limitations**: There are still problems with the accuracy, off-target effects and long-term safety of gene editing. -**Gene network complexity**: Self-repair involves a complex gene network, and a single gene modification may have unintended consequences. - **Ethical issues**: Human germ cell line editing is strictly restricted or prohibited in most countries around the world -**Social inequality**: May exacerbate inequality in access to health resources At present, such technologies are mainly used in disease treatment research, rather than enhancing healthy human capabilities. Until the gene network is fully understood and a sound ethical framework is established, such applications are still in the theoretical discussion stage.