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finding:planarian-two-headed-regeneration-via-bioelectric-circuit-rewritingPlanarian Two-Headed Regeneration via Bioelectric Circuit Rewriting
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extracted_from(2023) · Levin, Michael
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- Gap junctions and bioelectric signals encode body-plan and memory patterns across radical biological transformation.
- Transient bioelectric manipulation persistently alters head number and patterning despite wild-type genetics in planaria.
- Studies of how ion channel bioelectric patterns encode anatomical information independent of genetics, enabling regeneration fidelity and behavioral memory preservation across complete body regeneration.
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cosine ≥ 0.65 · no typed edgeEntities in the same semantic neighborhood but without a typed relation to this one — candidates for new edges or unrecognized duplicates.
- From Oviedo et al. (2010) and Durant et al. (2017), shows memory of anatomical set points beyond genomic default.
- Key evidence that morphogenetic memories are stored in bioelectric circuits and are rewritable via transient voltage state modifications; memory persists across multiple regeneration cycles.
- From Durant et al. 2017; shows bioelectric pattern memory is reprogrammable without genomic change.
- Demonstrates that anatomical outcomes can be reprogrammed at the bioelectric level independently of DNA, inverting the software/hardware metaphor
- Bioelectric perturbation permanently alters planarian head number to two-headed or zero-headedfinding0.814Manipulation of Vmem via gap junction or ion channel drugs rewrites pattern memory, causing planaria to regenerate with stable, heritable aberrant head numbers.
- Transient perturbation of bioelectric states produces stable two-headed planaria that regenerate truefinding0.813Manipulating gap junctions or ion channels can permanently alter the target morphology in planaria, resulting in two-headed animals that regenerate two heads without further intervention.
- Empirical validation of hypothesis that morphogenetic targets encoded in bioelectric networks can be rewritten without genetic modification.