Cellular plasticity always has fewer rules than I expect. Blood cells can crawl out of your vessels and start laying down cartilage to fix burns.
https://doi.org/10.1097%2F01.lab.0000027841.50269.61
https://doi.org/10.1097%2F01.lab.0000027841.50269.61
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one more example: Some cartilage cells "steal" lipids from adipocytes to make nice ear shapes.
https://www.science.org/doi/full/10.1126/science.ads9960