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Related Concept Videos

The Bone Matrix01:18

The Bone Matrix

Bone contains a relatively small number of cells entrenched in a matrix of collagen fibers that provide an adherent surface for inorganic salt crystals. Both components of the matrix, organic and inorganic, contribute to the unusual properties of bone. Without collagen, bones would be brittle and shatter easily. Without mineral crystals, bones would flex and provide little support. This can be observed by an experiment: when the minerals of a bone are dissolved by soaking the bone in acid or...
Essential Minerals for Bone Health01:31

Essential Minerals for Bone Health

The minerals contained in all of the food we consume are essential for our organ systems. However, certain essential minerals, such as calcium, phosphorus, magnesium, manganese, and fluoride, largely affect bone health.
Calcium and Phosphorus
Calcium is a critical component of bones, especially in the form of calcium phosphate and calcium carbonate. Since the body cannot make calcium, it must be obtained from the diet. However, calcium cannot be absorbed from the small intestine without...

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Scanning Skeletal Remains for Bone Mineral Density in Forensic Contexts
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Quantifying mineralization using bone mineral density distribution in the mandible.

Alexis Donneys1, Noah S Nelson, Sagar S Deshpande

  • 1Plastic Surgery Section, University of Michigan Craniofacial Research Laboratory, Ann Arbor, Michigan, USA.

The Journal of Craniofacial Surgery
|September 15, 2012
PubMed
Summary
This summary is machine-generated.

Bone mineral density distribution (BMDD) analysis provides detailed insights into mandibular microarchitecture mineralization. This advanced method enhances conventional radiomorphometrics for better understanding of bone turnover and craniofacial research.

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Area of Science:

  • Biomedical Imaging
  • Dental and Craniofacial Research
  • Bone Biology

Background:

  • Micro-computed tomography (micro-CT) is crucial for quantifying mandibular microarchitecture.
  • Conventional radiomorphometrics offer limited insights into mineral content variability.
  • Bone mineral density distribution (BMDD) analysis reveals complex mineralization patterns.

Purpose of the Study:

  • To demonstrate the utility of BMDD analysis in the rat mandible.
  • To establish a platform for exploring mandibular pathology and treatment.
  • To showcase BMDD's potential in craniofacial research.

Main Methods:

  • Micro-CT scans of male Sprague-Dawley rat mandibles (n=8).
  • Generation of histogram data from selected volumes of interest.
  • Derivation of standard curves and definition of reference criteria.

Main Results:

  • Identified M(peak) and M(width) as reproducible BMDD metrics with minimal variance.
  • Reported 8 valuable metrics quantifying significant mineralization events.
  • Established normative metrics including means and standard deviations.

Conclusions:

  • BMDD analysis quantifies extensive mineralization information beyond conventional radiomorphometrics.
  • BMDD enhances reporting of mineralization data for craniofacial applications.
  • BMDD holds translational potential for future craniofacial experimentation.