{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T17:53:58Z","timestamp":1791568438313,"version":"4.3.4"},"reference-count":67,"publisher":"Public Library of Science (PLoS)","issue":"10","license":[{"start":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T00:00:00Z","timestamp":1791504000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100000270","name":"Natural Environment Research Council","doi-asserted-by":"publisher","award":["526.0422"],"award-info":[{"award-number":["526.0422"]}],"id":[{"id":"10.13039\/501100000270","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["www.plosone.org"],"crossmark-restriction":false},"short-container-title":["PLoS One"],"abstract":"<jats:p>\n                    High-precision sampling of dentine serial increments facilitates analysis of short-term variations in stable isotope ratios. Temporal resolution of micro-sampled increments is sufficiently high that the impact of short-term periods of physiological stress, which have well-described effects on stable isotope ratios, may be captured. However, distinguishing the effects of diet vs physiological effects on \u03b4\n                    <jats:sup>13<\/jats:sup>\n                    C and \u03b4\n                    <jats:sup>15<\/jats:sup>\n                    N is non-trivial. This study presents a comparative analysis of one manifestation of physiological stress, linear enamel hypoplasia (LEH), and incrementally sampled dentine stable isotope ratios. Incidence and age at formation of LEH of 32 permanent canines from two medieval Croatian populations (13\n                    <jats:sup>th<\/jats:sup>\n                    \u201316\n                    <jats:sup>th<\/jats:sup>\n                    centuries CE cemeteries at Dugopolje and Udbina) were recorded. The canines were subsequently micro-sampled for \u03b4\n                    <jats:sup>13<\/jats:sup>\n                    C and \u03b4\n                    <jats:sup>15<\/jats:sup>\n                    N measurement. Intra-observer tests of \u03b4\n                    <jats:sup>13<\/jats:sup>\n                    C and \u03b4\n                    <jats:sup>15<\/jats:sup>\n                    N scatterplot interpretation were undertaken to investigate consistency in the identification of stress vs diet effects on stable isotope ratio trends. A strong relationship was found between stress-related variation in stable isotope trends and LEH. It is therefore proposed here that evaluation of teeth for LEH, and where identified, the\u00a0recording of age of formation, become a standard component of incremental dentine stable isotope analysis pre-treatment protocols to improve stress identification in serially sampled dentine stable isotope ratio trends to enhance interpretations of past diet and individual isotope biographies.\n                  <\/jats:p>","DOI":"10.1371\/journal.pone.0359651","type":"journal-article","created":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T17:25:46Z","timestamp":1791566746000},"page":"e0359651","update-policy":"https:\/\/doi.org\/10.1371\/journal.pone.corrections_policy","source":"Crossref","is-referenced-by-count":0,"title":["Identification of stress from incremental dentine stable isotope trends using linear enamel hypoplasia"],"prefix":"10.1371","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0009-0005-3138-8727","authenticated-orcid":true,"given":"Emma","family":"Smith","sequence":"first","affiliation":[{"name":"School of History Classics and Archaeology, University of Edinburgh","place":["Edinburgh, United Kingdom"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Angela","family":"Lamb","sequence":"additional","affiliation":[{"name":"National Environmental Isotope Facility","place":["Nottingham, United Kingdom"],"department":["British Geological Survey"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Linda","family":"Fibiger","sequence":"additional","affiliation":[{"name":"School of History Classics and Archaeology, University of Edinburgh","place":["Edinburgh, United Kingdom"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mario","family":"\u0160laus","sequence":"additional","affiliation":[{"name":"Croatian Academy of Sciences and Arts","place":["Zagreb, Croatia"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anita","family":"Adami\u0107 Had\u017ei\u0107","sequence":"additional","affiliation":[{"name":"Croatian Academy of Sciences and Arts","place":["Zagreb, Croatia"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Catriona","family":"Pickard","sequence":"additional","affiliation":[{"name":"School of History Classics and Archaeology, University of Edinburgh","place":["Edinburgh, United Kingdom"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"340","published-online":{"date-parts":[[2026,10,9]]},"reference":[{"issue":"1","key":"pone.0359651.ref001","doi-asserted-by":"crossref","first-page":"139","DOI":"10.1002\/ajpa.23411","article-title":"Let\u2019s talk about stress, baby! 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