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Bone Formation by Endochondral Ossification

Bone Formation by Endochondral Ossification

Bone formation, or ossification, begins around the sixth to seventh week of embryonic development. Most bones develop from a cartilaginous template through the process of endochondral ossification. Cartilage formation begins when clusters of mesenchymal cells differentiate into chondrocytes. These chondrocytes proliferate rapidly and secrete an extracellular matrix that becomes encased in a membrane called the perichondrium. The resulting cartilage model provides a template that resembles the...

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Related Experiment Video

Updated: Jun 2, 2026

Establishment of a Clinic-based Biorepository

Establishment of a Clinic-based Biorepository

Published on: May 29, 2017

Accrediting osteopathic postdoctoral training institutions.

¹Department of Education, American Osteopathic Association, Chicago, IL, USA. tduffy@osteopathic.org

The Journal of the American Osteopathic Association

|May 13, 2011

Summary

This summary is machine-generated.

Osteopathic Postdoctoral Training Institution (OPTI) consortiums are essential for approved postdoctoral programs. This review covers OPTI operations, accreditation, and future improvements for osteopathic medical education.

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Last Updated: Jun 2, 2026

Establishment of a Clinic-based Biorepository

Establishment of a Clinic-based Biorepository

Published on: May 29, 2017

Area of Science:

Osteopathic Medicine
Medical Education
Accreditation Standards

Background:

All American Osteopathic Association-approved postdoctoral programs must be part of an Osteopathic Postdoctoral Training Institution (OPTI) consortium.
OPTI operations are crucial for maintaining accreditation and program quality.

Purpose of the Study:

To review recent activities and operational changes within OPTI.
To analyze the OPTI accreditation process and identify common trends.
To outline future directions for OPTI improvements.

Main Methods:

Review of OPTI Annual Report data transfer to an electronic database.
Analysis of revisions to the OPTI Accreditation Handbook.
Summary of training from the 2010 OPTI Workshop.
Examination of new American Osteopathic Association Commission on Osteopathic College Accreditation requirements.
Review of OPTI accreditation processes from 2008 to 2010.

Main Results:

Transition of the OPTI Annual Report to an electronic format.
Updates to the OPTI Accreditation Handbook.
Incorporation of new accreditation requirements.
Identification of common commendations and deficiencies in accreditation reviews (2008-2010).

Conclusions:

Ongoing efforts to enhance OPTI operations and accreditation processes.
The importance of adapting to evolving accreditation standards.
Focus on continuous improvement for postdoctoral osteopathic training.