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

Collagenase specificity in chondrosarcoma metastasis.

S P Scully1, K R Berend, W N Qi

  • 1Division of Orthopaedics, Duke University Medical Center, Durham, NC, USA.

Brazilian Journal of Medical and Biological Research = Revista Brasileira De Pesquisas Medicas E Biologicas
|August 24, 1999
PubMed
Summary

The MMP-1/TIMP-1 gene expression ratio predicts chondrosarcoma recurrence, confirming its prognostic value. This finding may lead to new therapeutic strategies beyond surgery for this rare cancer.

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

Does patient-reported perception of pain differ based on surgical approach in total hip arthroplasty?

The bone & joint journal·2019
Same author

Should postoperative haemoglobin and potassium levels be checked routinely following blood-conserving primary total joint arthroplasty?

The bone & joint journal·2019
Same author

The outpatient total hip arthroplasty : a paradigm change.

The bone & joint journal·2018
Same author

The patient-specific Triflange acetabular implant for revision total hip arthroplasty in patients with severe acetabular defects: planning, implantation, and results.

The bone & joint journal·2018
Same author

40 years of the Oxford Knee.

The bone & joint journal·2016
Same author

Radiological Decision Aid to determine suitability for medial unicompartmental knee arthroplasty: development and preliminary validation.

The bone & joint journal·2016

Area of Science:

  • Oncology
  • Molecular Biology
  • Biochemistry

Background:

  • Chondrosarcoma treatment relies on surgical resection, with limited systemic therapy options.
  • Prognosis is primarily determined by surgical margins and histologic grade.
  • Previous research identified MMP-1/TIMP-1 gene expression as a potential predictor of tumor recurrence.

Purpose of the Study:

  • To investigate the specificity of collagenase gene expression in human chondrosarcoma samples.
  • To validate the MMP-1/TIMP-1 ratio as a prognostic indicator for chondrosarcoma recurrence.
  • To explore potential therapeutic implications of collagenase activity in chondrosarcoma.

Main Methods:

  • Semi-quantitative PCR was used to analyze gene expression in archival chondrosarcoma samples.

Related Experiment Videos

  • Messenger RNA was extracted, reverse transcribed, and amplified using novel primers.
  • Gene expression ratios were quantified by densitometry and compared to disease-free survival data.

    • Main Results:

    • The MMP-1/TIMP-1 ratio was confirmed as a significant predictor of recurrence in a larger patient cohort.
    • Neutrophil collagenase (MMP-8) was detected in a small subset of samples (5/29).
    • Collagenase-3 (MMP-13) was present in all samples, but its expression level did not correlate with disease-free survival.

    Conclusions:

    • The MMP-1/TIMP-1 gene expression ratio is a validated prognostic marker for chondrosarcoma recurrence.
    • Post-transcriptional regulatory mechanisms may explain the specificity of collagenase activity.
    • The MMP-1/TIMP-1 ratio could guide therapeutic decisions and potentially serve as a novel adjunct to surgical resection.