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  1. 21
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    Development of Genomic Resources in Mexican Bursera (Section: Bullockia: Burseraceae): Genome Assembly, Annotation, and Marker Discovery for Three Copal Species
  2. 22
    “…PURPOSE: Copal® spacem is a new PMMA bone cement for fabricating spacers. …”
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    Comparison of Elution Characteristics and Compressive Strength of Biantibiotic-Loaded PMMA Bone Cement for Spacers: Copal® Spacem with Gentamicin and Vancomycin versus Palacos® R+G with Vancomycin
  3. 23
    “…The targeted recruiters will be in 20 centres nationally recruiting to one large orthopaedic randomised controlled trial, WHiTE 8 COPAL. Centres will be randomised via minimisation to one of four groups. …”
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    Protocol for a factorial randomised controlled trial, embedded within WHiTE 8 COPAL, of an Enhanced Trainee Principal Investigator Package and Additional Digital Nudge to increase recruitment rates
  4. 24
    por Servín Santos, Lizarely
    Publicado 2002
    Tesis Libro
    Evaluación de la extracción tradicional de resina de copal ( tecomaca) Bursera heliae Rzedowski & Calderón ( Burseraceae) y su efecto en las poblaciones de la especie en San Pedro Taviche, Oaxaca:
  5. 25
    “…This is the protocol for a randomized clinical trial to investigate the clinical and cost-effectiveness of high dose dual antibiotic-loaded cement in comparison to low dose single antibiotic-loaded cement in patients 60 years and over receiving a cemented hemiarthroplasty for an intracapsular hip fracture. METHODS: The WHiTE 8 Copal Or Palacos Antibiotic Loaded bone cement trial (WHiTE 8 COPAL) is a multicentre, multi-surgeon, parallel, two-arm, randomized clinical trial. …”
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    A randomized clinical trial of low dose single antibiotic-loaded cement versus high dose dual antibiotic-loaded cement in patients receiving a hip hemiarthroplasty after fracture: A protocol for the WHiTE 8 COPAL study
  6. 26
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    Intestinal influenza: Replication and characterization of influenza viruses in ducks
  7. 27
    “…Differentiating the chemical compositions of resinite (amber, copal, and resin) is very crucial for determining the botanical origin and chemical compositions of the fossilised amber and copal. …”
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    Headspace solid-phase microextraction comprehensive 2D gas chromatography-time of flight mass spectrometry (HS-SPME-GC × GC-TOFMS) for origin traceability of the genus Hymenaea resinites
  8. 28
    “…METHODS: A total of 84 dual antibiotic-loaded bone cement specimens made of either Copal spacem, Copal G + V or Palacos R + G were fabricated. …”
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    Mechanical strength of antibiotic-loaded PMMA spacers in two-stage revision surgery
  9. 29
    “…The monotypic genera Paleotachina Townsend, 1921 and Electrotachina Townsend, 1938 were originally described as fossils in amber but were later discovered to be inclusions in copal. Both taxa were originally assigned to the Tachinidae (Diptera) and this placement has continued to the present day. …”
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    Reassessment of Paleotachina Townsend and Electrotachina Townsend and their removal from the Tachinidae (Diptera)
  10. 30
    “…The reliability of the proposed conditions has been tested by analyzing three resins, white copal, copal in tears, and ocote tree resin. Percentages of the triterpenes in the range 0.010% to 0.16% were measured using sample amounts of 10–15 mg, whereas the most abundant compound limonene (≥0.93%) could be determined using 1 mg portions of the resins. …”
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    Quantitative Analysis of Terpenic Compounds in Microsamples of Resins by Capillary Liquid Chromatography
  11. 31
    por Martínez Cortés, Fernando
    Publicado 1970
    Tabla de Contenidos: “…Preparación del pegamento -- El tzácuhtli en los trabajos de pluma -- El engrudo tarasco y el pegamento maya -- El hule, el copal y otras gomas -- El chapopote ...…”
    Libro
    Pegamentos, gomas y resinas en el México prehispánico
  12. 32
    “…Combining Eudragit with gum Copal and gum Damar sustained the drug release for more than 12 h. …”
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    Formulation and Evaluation of a Sustained-Release Tablets of Metformin Hydrochloride Using Hydrophilic Synthetic and Hydrophobic Natural Polymers
  13. 33
    “…Sonication fluid obtained from antibiotic loaded PMMA (Copal G+V and Copal G+C) and plain Palacos R (control) contaminated either with S. aureus, E. faecalis, S. sanguinis or P.acnes, were analysed for bacterial re-growth in a standardised in-vitro setting. …”
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    Influence of Sonication on Bacterial Regrowth from Antibiotic Loaded PMMA Scaffolds - An In-vitro Study
  14. 34
    por Martínez Cortés, Fernando
    Publicado 1970
    Tabla de Contenidos: “…Preparación del pegamento -- El tzácuhtli en los trabajos de pluma -- El engrudo tarasco y el pegamento maya -- El hule, el copal y otras gomas -- El chapopote...…”
    Libro
    Pegamentos, gomas y resinas en el México prehispánico
  15. 35
    “…Conclusion: The use of the dual-antibiotic-impregnated bone cement Copal G+C results in a lower rate of periprosthetic infections after aseptic knee prosthesis replacement than that reported in published prosthesis revisions using only one antibiotic in the bone cement.…”
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    A Low Rate of Periprosthetic Infections after Aseptic Knee Prosthesis Revision Using Dual-Antibiotic-Impregnated Bone Cement
  16. 36
    “…MATERIALS AND METHODS: The bone cement samples used in this project were made from Copal(®) G+V composed of vancomycin and gentamicin. …”
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    Influence of chitosan and chitosan oligosaccharide on dual antibiotic-loaded bone cement: In vitro evaluations
  17. 37
    “…Stability tests of both carbapenems in bone cement showed that they remained largely stable during PMMA polymerization, with retrieved amounts of about 70% in Palacos(®) R and Copal(®) G+V, and between 80 and 90% in Copal(®) spacem. …”
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    The stability of carbapenems before and after admixture to PMMA-cement used for replacement surgery caused by Gram-negative bacteria
  18. 38
    “…The aim of this paper is to analyze by GC-MS some vegetable resins frequently employed in paintings, such as Venice turpentine, dammar, copal, elemi in order to identify their main component in raw and aged samples. …”
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    Characterization and Identification of Natural Terpenic Resins employed in “Madonna con Bambino e Angeli” by Antonello da Messina using Gas Chromatography–Mass Spectrometry
  19. 39
    “…The (1)H-NMR analysis also allowed to rule out the presence of copal, a resin found in the pigment cover from paramount chiefs from the Mayan society. …”
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    An Insight to the Composition of Pre-Hispanic Mayan Funerary Pigments by (1)H-NMR Analysis
  20. 40
    “…We reported that ALBC containing gentamicin and clindamycin (COPAL G+C) seems to be the most interesting ALBC of our tested panel for the prevention of biofilm formation by gentamicin-susceptible strains, even if clindamycin is not effective against Gram-negative bacteria. …”
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    Prophylactic Antibiofilm Activity of Antibiotic-Loaded Bone Cements against Gram-Negative Bacteria
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