Experiments: basic research on living systems, not technology.
Also: Turritopsis dohrnii
A jellyfish that can turn back into a juvenile polyp after reaching adulthood.
Only what the cited papers report.
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Piraino and colleagues showed Turritopsis medusae at all stages can transform back into colonial polyps, the first animal known to revert after sexual maturity.
As reported in: Piraino, Boero, Aeschbach et al. (1996). Reversing the Life Cycle: Medusae Transforming into Polyps and Cell Transdifferentiation in <i>Turritopsis nutricula</i> (Cnidaria, Hydrozoa). The Biological Bulletin. doi:10.2307/1543022
Abstract only
Pascual-Torner and colleagues compared genomes of T. dohrnii and a mortal relative and found expansions of genes for DNA repair, telomere maintenance and stem cells.
Publisher update notice: correction correction
As reported in: Pascual-Torner, Carrero, Pérez-Silva et al. (2022). Comparative genomics of mortal and immortal cnidarians unveils novel keys behind rejuvenation. Proceedings of the National Academy of Sciences. doi:10.1073/pnas.2118763119