{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,9]],"date-time":"2026-06-09T08:45:38Z","timestamp":1780994738521,"version":"3.54.1"},"reference-count":31,"publisher":"SAGE Publications","issue":"1","license":[{"start":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T00:00:00Z","timestamp":1640995200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"},{"start":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T00:00:00Z","timestamp":1640995200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["CARTILAGE"],"published-print":{"date-parts":[[2022,1]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To investigate the effect of bone-marrow stimulation (BMS) on subchondral bone plate morphology and remodeling compared to untreated subchondral bone in a validated minipig model.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Three G\u00f6ttingen minipigs received BMS with drilling as treatment for two chondral defects in each knee. The animals were euthanized after six months. Follow-up consisted of a histological semiquantitative evaluation using a novel subchondral bone scoring system and micro computed tomography (\u00b5CT) of the BMS subchondral bone. The histological and microstructural properties of the BMS-treated subchondral bone were compared to that of the adjacent healthy subchondral bone.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The \u00b5CT analysis showed that subchondral bone treated with BMS had significantly higher connectivity density compared to adjacent untreated subchondral bone (26 1\/mm\n                      <jats:sup>3<\/jats:sup>\n                      vs. 21 1\/mm\n                      <jats:sup>3<\/jats:sup>\n                      ,\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.048). This was the only microstructural parameter showing a significant difference. The histological semiquantitative score differed significantly between the subchondral bone treated with BMS and the adjacent untreated subchondral (8.0 vs. 10\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = &lt; 0.001). Surface irregularities were seen in 43% and bone overgrowth in 27% of the histological sections. Only sparse formation of bone cysts was detected (1%).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>BMS with drilling does not cause extensive changes to the subchondral bone microarchitecture. Furthermore, the morphology of BMS subchondral bone resembled that of untreated subchondral bone with almost no formation of bone cyst, but some surface irregularities and bone overgrowth.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/19476035221074011","type":"journal-article","created":{"date-parts":[[2022,1,31]],"date-time":"2022-01-31T07:33:38Z","timestamp":1643614418000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":3,"title":["The Effect of Bone Marrow Stimulation for Cartilage Repair on the Subchondral Bone Plate"],"prefix":"10.1177","volume":"13","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0445-5849","authenticated-orcid":false,"given":"Simone Birkeb\u00e6k","family":"Elmholt","sequence":"first","affiliation":[{"name":"Department of Orthopaedics, Aarhus University Hospital, Aarhus, Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3309-5320","authenticated-orcid":false,"given":"Kris Chadwick","family":"Hede","sequence":"additional","affiliation":[{"name":"Department of Orthopaedics, Aarhus University Hospital, Aarhus, Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3207-4536","authenticated-orcid":false,"given":"Bj\u00f8rn Bors\u00f8e","family":"Christensen","sequence":"additional","affiliation":[{"name":"Department of Orthopaedics, Horsens Regional Hospital, Horsens, Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9386-6679","authenticated-orcid":false,"given":"Jesper Skovhus","family":"Thomsen","sequence":"additional","affiliation":[{"name":"Department of Biomedicine, Aarhus University, Aarhus, Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7204-813X","authenticated-orcid":false,"given":"Martin","family":"Lind","sequence":"additional","affiliation":[{"name":"Department of Orthopaedics, Aarhus University Hospital, Aarhus, Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2022,1,31]]},"reference":[{"key":"e_1_3_2_2_2","first-page":"487","article-title":"Articular cartilage: degeneration and osteoarthritis, repair, regeneration, and transplantation","volume":"47","author":"Buckwalter JA","year":"1998","unstructured":"Buckwalter JA, Mankin HJ. 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