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Transferring morality to human-nonhuman chimeras.

Monika Piotrowska1

  • 1a Florida International University.

The American Journal of Bioethics : AJOB
|February 14, 2014
PubMed
Summary

The origin of human cells in chimeras matters less than their capacities if those capacities are detectable. If capacities are hard to detect, cell origin becomes ethically relevant for chimera treatment.

Area of Science:

  • Bioethics
  • Neuroscience
  • Developmental Biology

Background:

  • Human-nonhuman chimeras raise ethical questions, particularly regarding the origin of transplanted cells and resulting morally relevant capacities.
  • Existing ethical debates often overlook the nuanced relationship between cell origin and the potential capacities acquired by chimeric organisms.

Purpose of the Study:

  • To explore whether the origin of cells (e.g., human vs. dolphin) influences the ethical classification and treatment of human-nonhuman chimeras.
  • To determine the ethical significance of cell origin when chimeras develop indistinguishable morally relevant capacities.

Main Methods:

  • Philosophical argumentation analyzing the ethical implications of cell origin in chimeras.
  • Thought experiments involving hypothetical chimeric scenarios with varying cell origins and capacity detectability.

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Main Results:

  • If morally relevant capacities in chimeras are easily detectable, the origin of the transplanted cells is ethically irrelevant.
  • If morally relevant capacities are difficult to detect, the origin of the cells becomes a significant factor in ethical considerations for chimera treatment.

Conclusions:

  • Ethical treatment of chimeras hinges on the detectability of their capacities, not solely on the source of their cells.
  • The ethical framework for human-nonhuman chimeras must account for the potential opacity of acquired morally relevant capacities.