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Related Experiment Video

Updated: Feb 20, 2026

Tissue Characterization after a New Disaggregation Method for Skin Micro-Grafts Generation
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Iranian homograft tissue processing.

Alireza Heidary Rouchi1, Seyed Amirhosein Tavakoli1, Mitra Mahdavi-Mazdeh1

  • 1Iranian Tissue Bank and Research Center, Tehran University of Medical Sciences, Tehran, Iran.

Global Cardiology Science & Practice
|October 19, 2017
PubMed
Summary

Establishing a dedicated tissue procurement center ensures a reliable supply of human tissue grafts. This infrastructure, with quality assurance, supports vital transplantation needs, including heart valves.

Keywords:
AllograftHeart ValveQuality AssuranceTissue ProcessingTissue ProcurementTissue Transplantation

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Area of Science:

  • Regenerative Medicine
  • Transplantation Biology
  • Biomaterials Science

Background:

  • Tissue transplantation is crucial for treating damaged tissues, with limited alternatives to human grafts.
  • Increasing demand for tissue grafts necessitates organized procurement systems.
  • Homograft heart valves face competition from prosthetic alternatives despite unique advantages.

Purpose of the Study:

  • To outline the essential components of a human tissue procurement establishment.
  • To evaluate the feasibility and success rates of homograft heart valve transplantation.
  • To highlight the benefits and challenges associated with tissue procurement and transplantation.

Main Methods:

  • Described the comprehensive process of human tissue procurement, from donor identification to distribution.
  • Detailed the quality assurance systems, standards, and audits required for tissue banking.
  • Analyzed clinical outcomes, including release criteria and implantation success rates for homograft heart valves.

Main Results:

  • A structured tissue procurement process, including quality assurance, is essential for meeting graft demand.
  • Homograft heart valves offer advantages like lower cost and avoidance of long-term anticoagulation.
  • In the study's practice, 83% of homograft heart valves met release criteria, with a 95% successful implantation rate.

Conclusions:

  • Organized tissue procurement centers are vital for supplying human tissue grafts.
  • Homograft heart valves remain a viable option, with significant advantages over alternatives.
  • Adherence to regulations and quality standards enhances the efficacy and safety of tissue transplantation.