Mostrando 661 - 680 Resultados de 19,700 Para Buscar '"Tooth ', tiempo de consulta: 0.61s Limitar resultados
  1. 661
    “…Caries is one of the most prevalent diseases worldwide, which is caused by the degradation of the tooth enamel surface. In earlier research the opportunistic pathogen Candida albicans has been associated with the formation of caries in children. …”
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  2. 662
    “…In the 1st group, operation with the use of erbium laser with with a wavelength of 2490 nm in a noncontact mode was performed in two stages: separation of a circular tooth ligament and curettage of the socket after tooth extraction. …”
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  3. 663
    “…Chronology of tooth eruption is the most preliminary and crucial topic which is covered in the undergraduate syllabus of the dental curriculum. …”
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  4. 664
  5. 665
    “…Here, we established an imaging technique to visualize the 3D structure of the tooth vasculature at a single-cell level. Using this technique combined with single-cell RNA sequencing, we identified a unique endothelial subtype specialized to dentinogenesis, a process of tooth mineralization, termed periodontal tip-like endothelial cells. …”
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  6. 666
  7. 667
  8. 668
  9. 669
    “…OBJECTIVE: The purpose of this study was to investigate the therapeutic effect of orthodontic treatment on anterior tooth displacement caused by periodontal disease. …”
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  10. 670
    “…The artificial repair of tooth enamel is still an urgent requirement because it has a complicated and well-arranged structure. …”
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  11. 671
    “…Analyzing the different tooth-associated microbial communities, distinct tooth-specific core microbiomes were identified. …”
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  12. 672
    “…Appropriate tooth root formation and tooth eruption are critical for achieving and maintaining good oral health and quality of life. …”
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  13. 673
    “…(1) Background: From a young age, boys are more often affected by tooth wear than girls. This suggests an influence of the male sex hormone (testosterone) on the aetiology of tooth wear. …”
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  14. 674
    “…BACKGROUND: More than 10 years have passed since the first nationwide study on the reasons for tooth extraction in Japan. In the present study, we conducted the second nationwide survey to update the previous data. …”
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  15. 675
    “…OBJECTIVE: Most tooth extractions are performed for dental reasons, but there are also nondental and nonmedical reasons for extractions; these include psychological, financial, religious, and cultural reasons as well as simply granting a patient's request. …”
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  16. 676
    “…Calcium phosphates (CaP) are extensively studied as additives to dental care products for tooth enamel protection against caries. However, it is not clear yet whether substituted CaP could provide better enamel protection. …”
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  17. 677
    “…BACKGROUND: The aim of this study was to evaluate the postbrushing tooth-whitening effect of toothpaste containing hydroxyapatite nanoparticles (nano-HAPs). …”
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  18. 678
    “…The ratio between buccolingual and mesiodistal measurements of each tooth of the maxillary and mandibular arch of the study sample (n=100) was also determined. …”
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  19. 679
    “…The Er:YAG laser was used to treat half of each tooth, while the other half was either removed with a conventional bur or left untouched as a control. …”
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  20. 680
    “…We aimed to benchmark a range of architecture designs for 1 specific, exemplary case: tooth structure segmentation on dental bitewing radiographs. …”
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