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Related Concept Videos

Overview of Regeneration and Repair01:19

Overview of Regeneration and Repair

Regeneration and repair processes are critical in healing damages caused by injury, disease, and aging. In regeneration, the damaged tissue is entirely replaced with new growth that restores the original architecture and function. In contrast, tissue repair usually results in a fixed tissue architecture involving scar formation. Scars generally do not reestablish tissue function and may also exhibit structural abnormalities at the injury site.
Regeneration
All animals have varying degrees of...
Healing I: Introduction01:11

Healing I: Introduction

Healing is the physiological process by which the body restores the integrity and function of damaged tissues following injury. It involves a coordinated interplay of cellular proliferation, extracellular matrix remodeling, and growth factor signaling. The extent and nature of the tissue damage determine whether healing occurs by resolution, regeneration, or replacement.ResolutionResolution represents the most complete form of healing, occurring when the injury is minimal and tissue...
Healing II: Complications01:24

Healing II: Complications

Complications during healing arise when tissue repair is altered by local or systemic factors. These changes involve abnormal collagen deposition, altered biomechanics, and reduced vascular supply, impairing restoration of normal structure and function.Loss of FunctionScar tissue differs significantly from the original tissue it replaces. In the skin, fibrosis lacks adnexal structures such as hair follicles, sebaceous glands, and sweat glands. Their absence reduces tactile sensitivity, impairs...
Tissue Transplantation01:24

Tissue Transplantation

Tissue transplantation is a significant medical procedure involving the transfer of cells, tissues, or organs from a donor to a recipient, with the primary aim of restoring lost functions. This procedure is crucial in treating a broad spectrum of diseases, including kidney diseases, liver failure, heart disease, and certain types of cancers.
The Biology of Tissue Transplantation
The biology of tissue transplantation hinges on the Major Histocompatibility Complex (MHC) molecules. These molecules...
Phases of Wound Repair01:28

Phases of Wound Repair

Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among resident skin cells, blood mononuclear cells, extracellular matrix, growth factors, and cytokines to complete the healing cascade.
Formation of Blood Clot
In case of deep injuries, trauma to blood vessels results in blood loss. In the meantime, phospholipids released from the ruptured endothelial cellular membrane are converted into arachidonic...
Tissue Injury: Inflammation and Repair01:28

Tissue Injury: Inflammation and Repair

Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among resident skin cells, blood mononuclear cells, extracellular matrix, growth factors, and cytokines to complete the healing cascade.
Formation of Blood Clot
In case of deep injuries, trauma to blood vessels results in blood loss. In the meantime, phospholipids released from the ruptured endothelial cellular membrane are converted into arachidonic...

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Related Experiment Video

Updated: May 24, 2026

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets
09:24

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets

Published on: October 3, 2014

[Tissue development and construction and its regulational mechanism].

Yicheng Wang1, Yiming Zhang, Dongli Fan

  • 1Department of Plastic and Cosmetic Surgery, Xinqiao Hospital, Third Military Medical University, Chongqing 400037, China.

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi = Journal of Biomedical Engineering = Shengwu Yixue Gongchengxue Zazhi
|March 13, 2012
PubMed
Summary

Regenerative medicine aims to create in vitro tissues that mimic human physiology. Advanced nanotechnology and micro-structuring are key to self-assembling complex tissue architectures and controlling their development.

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Last Updated: May 24, 2026

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets
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Published on: October 3, 2014

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures
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Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures

Published on: September 27, 2019

Biomechanical Characterization of Human Soft Tissues Using Indentation and Tensile Testing
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Published on: December 13, 2016

Area of Science:

  • Regenerative Medicine
  • Tissue Engineering
  • Nanotechnology
  • Biophysics

Context:

  • In vitro tissue generation offers a model for physiological and pathological tissues.
  • Current in vitro tissues possess simplified structures and functions.
  • Self-assembly and imitation of tissue development require further research.

Purpose:

  • To review the mechanisms of in vitro tissue assembly and imitation.
  • To explore the role of physics, biology, and systemic integrated structures in tissue morphogenesis.
  • To address challenges in designing microstructures and controlling in vitro tissue development.

Summary:

  • Tissue architecture and micro-environment significantly influence in vitro tissue morphogenesis, alongside genetic material.
  • Nanotechnology and micro-structuring technologies enable in vitro tissue assembly.
  • Understanding and controlling in vitro tissue development mechanisms remain critical.

Impact:

  • Provides a framework for designing and assembling complex in vitro tissue models.
  • Highlights the interdisciplinary approach needed for advancing regenerative medicine.
  • Offers insights into predicting and controlling tissue development for therapeutic applications.