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{
  "uri": "at://did:plc:cphefeklpxlaet6javihxtrm/app.bsky.feed.post/3lmctu4ejbf2f",
  "cid": "bafyreiahx6bxzmblv5osq4z2lc2uqgb55vwktddbbn4e5lqhx46dka46re",
  "value": {
    "text": "I was serial sectioning a frozen cownose ray head with a saw when I noticed struts in the jaw tissue. These are cartilaginous fishes, but the struts looked a lot like bony trabeculae. I described the odd phenomenon in this very short paper. Paper 9 according to my cv. \n\nwww.researchgate.net...\n🧪",
    "$type": "app.bsky.feed.post",
    "embed": {
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      "images": [
        {
          "alt": "Four views of teh jaws of a hard prey eating stingray. The first shows a parasagital cutting plane. Second is a drawing of the cross section of the head showing where the jaws are. The third is a radiograph showing the mineralized struts running through the cartilage. The fourth shows a histological slice through the struts and unmineralized matrix.",
          "image": {
            "$type": "blob",
            "ref": {
              "$link": "bafkreieyedmmxkmbdamnry2rw3v62tybnggfgy5cyt54r3f3etec7hhywm"
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            "mimeType": "image/png",
            "size": 549530
          },
          "aspectRatio": {
            "width": 762,
            "height": 801
          }
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      ]
    },
    "facets": [
      {
        "index": {
          "byteEnd": 294,
          "byteStart": 271
        },
        "features": [
          {
            "uri": "https://www.researchgate.net/publication/241208292_Stingray_jaws_strut_their_stuff_5",
            "$type": "app.bsky.richtext.facet#link"
          }
        ]
      }
    ],
    "createdAt": "2025-04-08T16:00:37.000Z"
  }
}