Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Hydroxyapatite modified chitin as potential hard tissue substitute material

A C Wan1, E Khor, G W Hastings

  • 1Department of Chemistry, BIOMAT Center, Kent Ridge, Singapore.

Journal of Biomedical Materials Research
|October 1, 1997
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Neuroimaging findings in adolescent gaming disorder: a systematic review.

Irish journal of psychological medicine·2023
Same author

Sleeve gastrectomy for gastric band failures - a prospective study.

International journal of surgery (London, England)·2013
Same author

Spoon handle aspiration.

BMJ case reports·2011
Same author

Address to the Section of Public Medicine.

British medical journal·2010
Same author

The degree of deacetylation of chitosan: advocating the first derivative UV-spectrophotometry method of determination.

Talanta·2008
Same author

Development of soluble glasses for biomedical use Part II: the biological response of human osteoblast cell lines to phosphate-based soluble glasses.

Journal of materials science. Materials in medicine·2004
Same journal

Optimizing the tensile properties of polyvinyl alcohol hydrogel for the construction of a bioprosthetic heart valve stent.

Journal of biomedical materials research·2002
Same journal

Wear of conventional and cross-linked ultra-high-molecular-weight polyethylene acetabular cups against polished and roughened CoCr femoral heads in a biaxial hip simulator.

Journal of biomedical materials research·2002
Same journal

Immobilization of natural macromolecules on poly-L-lactic acid membrane surface in order to improve its cytocompatibility.

Journal of biomedical materials research·2002
Same journal

Light scattering and in vitro biocompatibility studies of poly (vinyl pyrrolidone) derivatives with amino-acid-dependent groups.

Journal of biomedical materials research·2002
Same journal

Immobilization of an oxalate-degrading enzyme on silicone elastomer.

Journal of biomedical materials research·2002
Same journal

An evaluation of the cytotoxic effects of orthodontic bonding adhesives upon a primary human oral gingival fibroblast culture and a permanent, human oral cancer-cell line.

Journal of biomedical materials research·2002
See all related articles

This study explored chitin flexible plates reinforced with calcium hydroxyapatite (HA). Increasing HA content did not significantly alter elastic modulus or elongation but decreased maximum tensile stress.

Area of Science:

  • Biomaterials Science
  • Materials Engineering
  • Polymer Chemistry

Background:

  • Chitin is a natural polymer with potential for biomaterial applications.
  • Calcium hydroxyapatite (HA) is a key component of bone, offering biocompatibility.
  • Combining chitin and HA could yield novel composite materials with tailored properties.

Purpose of the Study:

  • To investigate the mechanical properties of chitin-HA composites.
  • To determine the effect of varying calcium hydroxyapatite content on chitin-based materials.
  • To assess the potential of these composites as flexible plates.

Main Methods:

  • Chitin solutions were mixed with varying amounts of calcium hydroxyapatite (HA) powder (10-50% by mass).
  • The mixtures were cast into molds, and solvent was removed to form chitin-HA flexible plates.

Related Experiment Videos

  • Mechanical properties, including elastic modulus, yield stress, and elongation to fracture, were measured.

    • Main Results:

    • The elastic modulus and elongation to fracture of the chitin-HA composites were not significantly affected by HA content.
    • A notable decrease in maximum tensile stress was observed as the percentage of HA increased.
    • The resulting materials were characterized as chitin flexible plates containing HA.

    Conclusions:

    • Chitin-HA composites can be fabricated into flexible plates with tunable mechanical responses.
    • While elastic properties remain stable, tensile strength diminishes with higher HA loading.
    • Further research may optimize HA content for specific biomaterial applications requiring enhanced strength.