{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,16]],"date-time":"2026-01-16T12:44:43Z","timestamp":1768567483082,"version":"3.49.0"},"reference-count":38,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2024,4,25]],"date-time":"2024-04-25T00:00:00Z","timestamp":1714003200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100001807","name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo","doi-asserted-by":"publisher","award":["#2018\/13086\u20104"],"award-info":[{"award-number":["#2018\/13086\u20104"]}],"id":[{"id":"10.13039\/501100001807","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001807","name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo","doi-asserted-by":"publisher","award":["#2018\u201013677\u20102"],"award-info":[{"award-number":["#2018\u201013677\u20102"]}],"id":[{"id":"10.13039\/501100001807","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Esthet Restor Dent"],"published-print":{"date-parts":[[2024,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>This study aimed to assess the influence of translucent monolithic versus bilayered crowns and whether the use of a CoCr base abutments affects the fatigue and fracture resistance of screwed implant\u2010supported single crowns with external connections under mechanical cycling.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and Methods<\/jats:title><jats:p>Fifty specimens were divided into groups: (1) metal\u2013ceramic (MC) crown, (2) veneered zirconia crown (Zr), (3) veneered zirconia crown with a CoCr base abutment (ZrB), (4) monolithic translucent zirconia crown (MZr), and (5) monolithic translucent zirconia crown with a CoCr base abutment (MZrB). Specimens underwent mechanical cycling (5\u2009\u00d7\u200910<jats:sup>6<\/jats:sup> cycles; 150\u2009N) evaluating fatigue resistance (number of failures) and those that failed were subsequently subjected to fractographic analyses (stereomicroscope and scanning electron microscope) to evaluate failure location and area, and maximum fracture load was also measured.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The failure\u2010related survival rate (100%) and maximum fracture resistance of the MZrB were significantly higher than those of MC and Zr (50%; <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.05). There were no significant differences in the failure rate and fracture resistance when a CoCr base abutment was used or not in the translucent monolithic Zr groups (<jats:italic>p<\/jats:italic>\u2009&gt;\u20090.05;MZrB vs. MZr). Failure location, with MC crowns' fractures, noted at the screw area (<jats:italic>p<\/jats:italic>\u2009=\u20090.043), while all\u2010ceramic crowns were mostly in the cuspid and to failure area, the Zr group had the largest mean (15.55\u2009\u00b1\u20099.17\u2009mm<jats:sup>2<\/jats:sup>) among the groups, significant difference only when compared with MC (1.62\u2009\u00b1\u20090.81\u2009mm<jats:sup>2<\/jats:sup>) (<jats:italic>p<\/jats:italic>\u2009=\u20090.025).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Translucent monolithic zirconia crowns exhibited significantly higher fatigue and fracture resistance compared with conventional MC and bilayered crowns.<\/jats:p><\/jats:sec><jats:sec><jats:title>Clinical Significance<\/jats:title><jats:p>The appropriate choice of material and manufacturing technique is crucial for predicting the higher clinical performance of single crowns. Enhanced mechanical resistance in terms of fatigue and fracture resistance can be achieved by replacing MC and bilayered restorations with computer\u2010aided design and computer\u2010aided manufacturing monolithic zirconia.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jerd.13237","type":"journal-article","created":{"date-parts":[[2024,4,26]],"date-time":"2024-04-26T06:55:43Z","timestamp":1714114543000},"page":"1326-1336","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Influence of ceramic crown design (translucent monolithic zirconia vs. bilayered) of implant\u2010supported single crowns after mechanical cycling"],"prefix":"10.1111","volume":"36","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8620-8480","authenticated-orcid":false,"given":"Joao Pedro Justino","family":"de Oliveira Limirio","sequence":"first","affiliation":[{"name":"Department of Dental Materials and Prosthodontics Sao Paulo State University (UNESP), School of Dentistry  Ara\u00e7atuba S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J\u00e9ssica Marcela de Luna","family":"Gomes","sequence":"additional","affiliation":[{"name":"Department of Dental Materials and Prosthodontics Sao Paulo State University (UNESP), School of Dentistry  Ara\u00e7atuba S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Joel Ferreira","family":"Santiago\u2010Junior","sequence":"additional","affiliation":[{"name":"Health Sciences Center, Unisagrado  Bauru S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Bruna Egumi","family":"Nagay","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics and Periodontology, Piracicaba Dental School University of Campinas (UNICAMP)  Piracicaba S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aldi\u00e9ris Alves","family":"Pesqueira","sequence":"additional","affiliation":[{"name":"Department of Dental Materials and Prosthodontics Sao Paulo State University (UNESP), School of Dentistry  Ara\u00e7atuba S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wirley Gon\u00e7alves","family":"Assun\u00e7\u00e3o","sequence":"additional","affiliation":[{"name":"Department of Dental Materials and Prosthodontics Sao Paulo State University (UNESP), School of Dentistry  Ara\u00e7atuba S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maria Cristina Rosifini","family":"Alves\u2010Rezende","sequence":"additional","affiliation":[{"name":"Department of Dental Materials and Prosthodontics Sao Paulo State University (UNESP), School of Dentistry  Ara\u00e7atuba S\u00e3o Paulo Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Eduardo Piza","family":"Pellizzer","sequence":"additional","affiliation":[{"name":"Department 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