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  1. 1321
    “…In this paper, a novel DPAC-containing crown ether macrocycle D-6 is synthesized and characterized. …”
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    Multicolor emission based on a N, N′—Disubstituted dihydrodibenzo [a, c] phenazine crown ether macrocycle
  2. 1322
    “…The extraction of lithium from aqueous solutions of LiNTf(2) and LiCl salts using benzo-15-crown-5 ether (B15C5) as an extractant in [C8mim][NTf(2)] ionic liquid was studied. …”
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    Study of Lithium-Extraction Systems Based on Benzo-15-Crown-5 Ether and Alkylimidazolium-Based Ionic Liquid
  3. 1323
    “…Stainless-Steel Crown (SSC) placement is a common treatment in children, usually without significant adverse consequences. …”
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    Postoperative Excessive Bleeding following Stainless-Steel Crown Placement in Healthy Children with a Suggested Approach for Prevention
  4. 1324
    por Aziz, Ahmed, El-Mowafy, Omar
    Publicado 2023
    “…PURPOSE: To assess the clinical performance of monolithic CAD-CAM lithium disilicate glass-ceramic (LDGC) crowns and metal-ceramic (MC) crowns provided by predoctoral students. …”
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    Six-year clinical performance of lithium disilicate glass-ceramic CAD-CAM versus metal-ceramic crowns
  5. 1325
    “…The compromised dielectric properties of PI, however, could be rescued by introducing trifluoromethyl and forming a host–guest inclusion complex with the introduction of crown ethers (CEs). Herein, we report PI/crown ether composite films as a communication substrate that could be applied under high frequency circumstances. …”
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    Polyimide/crown ether composite film with low dielectric constant and low dielectric loss for high signal transmission
  6. 1326
    “…OBJECTIVES: Large part of the tooth is required to be removed during crown preparation. A minimally invasive method for preparing single crowns is required to increase the durability of teeth. …”
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    Three-year clinical evaluation of zirconia and zirconia-reinforced lithium silicate crowns with minimally invasive vertical preparation technique
  7. 1327
    “…In Group A, tooth preparation was conducted and MZi crowns were fabricated. In Group B, mesio-occluso-distal (MOD) cavities were prepared and restored with microhybrid composites before tooth preparation and the fabrication of MZi crowns. …”
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    Different Designs of Deep Marginal Elevation and Its Influence on Fracture Resistance of Teeth with Monolith Zirconia Full-Contour Crowns
  8. 1328
    “…Modifying non-precious metal porphyrins at the meso-position is sufficient to further improve the ability to activate O(2) and the selectivity of the corresponding redox products. In this study, a crown ether-appended Fe(III) porphyrin complex (FeTC(4)PCl) was formed by replacing Fe(III) porphyrin (FeTPPCl) at the meso-position. …”
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    Experimental and Theoretical Study on Crown Ether-Appended-Fe(III) Porphyrin Complexes and Catalytic Oxidation Cyclohexene with O(2)
  9. 1329
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    The Crown Pearl V2: an improved genome assembly of the European freshwater pearl mussel Margaritifera margaritifera (Linnaeus, 1758)
  10. 1330
    “…Anastomosis groups (AGs) or subgroups of 244 Rhizoctonia isolates recovered from sugar beet roots with symptoms of root and crown rot were characterized to be AG-A, AG-K, AG-2-2IIIB, AG-2-2IV, AG-3 PT, AG-4HGI, AG-4HGII, and AG-4HGIII, with AG-4HGI (108 isolates, 44.26%) and AG-2-2IIIB (107 isolates, 43.85%) being predominate. …”
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    Anastomosis Groups and Mycovirome of Rhizoctonia Isolates Causing Sugar Beet Root and Crown Rot and Their Sensitivity to Flutolanil, Thifluzamide, and Pencycuron
  11. 1331
    “…Merr), including the peel, core, and crown, which are agricultural waste that has not been utilized properly. …”
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    Isolation, Characterization, and Evaluation of Protease Activity of Crude Bromelain of Pineapple Peel, Core, and Crown from Subang District, Indonesia
  12. 1332
    “…The study also aimed to analyze the differences and complication rates between implant-retained double crown removable dental prostheses (I-DC-RDPs) versus tooth-implant-retained double crown removable dental prostheses (TI-DC-RDPs). …”
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    Double Crown-Retained Removable Prostheses Supported by Implants or Teeth and Implants: A Long-Term Clinical Retrospective Evaluation
  13. 1333
    “…This study aimed to undertake a systematic review of the published literature on the Mechanical Properties of 3D- Printed Provisional Resin Materials for crown and fixed dental prosthesis (FDP). The electronic database on PubMed/Medline was searched for relevant studies. …”
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    Mechanical Properties of Three-Dimensional Printed Provisional Resin Materials for Crown and Fixed Dental Prosthesis: A Systematic Review
  14. 1334
    “…Resilient telescopic crowns are preferred over ball attachment when the abutment teeth have good periodontal support.…”
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    Finite Element Study of Stress Distribution with Tooth-Supported Mandibular Overdenture Retained by Ball Attachments or Resilient Telescopic Crowns
  15. 1335
    “…Thirty-five mandibular first molars were prepared for anatomical contour crown restoration by graduate students. Each prepared tooth was digitized and evaluated in terms of occlusal reduction and total occlusal convergence using SAE and DAE. …”
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    Feasibility of software-based assessment for automated evaluation of tooth preparation for dental crown by using a computational geometric algorithm
  16. 1336
    “…OBJECTIVES: The aim of this study was to evaluate the effect of cyclic mechanical loading on the fracture resistance of 3D-printed zirconia crowns in comparison to milled zirconia crowns. MATERIALS AND METHODS: Monolithic zirconia crowns (n = 30) were manufactured using subtractive milling (group M) and 3D additive printing (group P). …”
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    The effect of cyclic loading on the fracture resistance of 3D-printed and CAD/CAM milled zirconia crowns—an in vitro study
  17. 1337
    “…OBJECTIVE: The aim of this in vitro study was to compare the effect of printing layer thickness on the marginal and internal fit of interim crowns. MATERIAL AND METHODS: A maxillary first molar model was prepared for ceramic restoration. …”
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    Comparison of the marginal and internal fit of PMMA interim crowns printed with different layer thicknesses in 3D‐printing technique
  18. 1338
    “…Red-crowned cranes in Japan are resident birds mainly in the eastern part of Hokkaido. …”
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    Analysis of Crop Consumption Using Scatological Samples from the Red-Crowned Crane Grus japonensis in Eastern Hokkaido, Japan
  19. 1339
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    Long-Term Efficacy of Chlorhexidine Gel in Single-Crown Implant Rehabilitation: A Five-Year Follow-Up Study
  20. 1340
    “…The abutments were scanned by a laboratory scanner, and maxillary central incisor monolithic crowns were fabricated by inLab SW18 software. The crowns were seated on the abutments and temporarily cemented with TempBond. …”
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    In vitro effect of anodization of titanium abutments on their tensile bond strength to implant-supported lithium disilicate all-ceramic crowns
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