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 Concept Videos

Dense Connective Tissue01:13

Dense Connective Tissue

12.4K
Dense connective tissue contains more collagen fibers than loose connective tissue. As a consequence, it displays greater resistance to stretching. There are two major categories of dense connective tissue— regular and irregular.
Dense Regular Connective Tissue
In dense regular connective tissue, fibers are arranged parallel to each other, enhancing its tensile strength and resistance to stretching in the direction of the fiber orientations. Ligaments and tendons are made of dense regular...
12.4K
Connective Tissue Cell Types01:22

Connective Tissue Cell Types

4.3K
Connective tissue develops from the mesoderm of a developing embryo and consists of cells, fibers, and ground substance: a gel-like material containing large complexes of carbohydrates and proteins. Connective tissue was first identified as a separate tissue family in the 18th century, and Johannes Peter Muller coined the term connective tissue.
Fat cells (adipocytes), smooth muscle cells (myoblasts), and bone cells (osteoblasts) are some connective tissue cell types. Some immune system cells...
4.3K
The Extracellular Matrix01:42

The Extracellular Matrix

89.5K
Overview
89.5K
Introduction to Connective Tissues01:11

Introduction to Connective Tissues

15.4K
Connective tissues are one of the four main tissue types in humans that are extensively present in the body. They are characterized by cells embedded in an extracellular matrix (ECM) composed of a ground substance and three main types of protein fibers— collagen, elastic, and reticular fibers. The ground substance of connective tissues can range from a watery and jelly-like consistency to mineralized and hard. The wide variety of cells in the connective tissues include fibroblasts,...
15.4K
Classification of Connective Tissues01:30

Classification of Connective Tissues

16.4K
The connective tissues have different properties and functions in the human body. They are broadly categorized into proper, supporting, or fluid connective tissues.
Connective Tissue Proper
Connective tissue proper is the most abundant class of connective tissues. As its name implies, it predominantly connects different tissues in the body. Depending on the cell types, ground substance, viscosity, and fiber types in the ECM, connective tissue proper is further categorized into loose and dense....
16.4K
Embryonic Connective Tissues01:20

Embryonic Connective Tissues

6.6K
During early development, the embryo forms two types of connective tissues— the mesenchyme and mucoid connective tissue.
The mesenchyme is the first connective tissue that emerges in the developing embryo. It consists of loosely arranged multipotent mesenchymal cells and reticular fibers in the extracellular matrix. This loose arrangement allows easy migration of cells, which is essential for germ layer positioning, patterning, and organ morphogenesis during embryonic development.
6.6K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Mechano-activation of synovial fibroblasts and macrophages during OA progression in the dynamically stiffening synovial microenvironment.

bioRxiv : the preprint server for biology·2026
Same author

Sustained Structural and Functional Deficits in the Porcine Knee Six Months Following Meniscus Destabilization.

Journal of orthopaedic research : official publication of the Orthopaedic Research Society·2026
Same author

Decorin Promotes Nascent Proteoglycan Retention in Cartilage Matrix by Strengthening Collagen II-Aggrecan Integration.

bioRxiv : the preprint server for biology·2025
Same author

Local photocrosslinking of native tissue matrix regulates lung epithelial cell mechanosensing and function.

Nature materials·2025
Same author

Compressive Graft Fit Promotes Tendon-to-Bone Integration After Anterior Cruciate Ligament Reconstruction.

The American journal of sports medicine·2025
Same author

Click chemistry-based quantification of extracellular matrix turnover for drug screening and regenerative medicine.

bioRxiv : the preprint server for biology·2025

Related Experiment Video

Updated: Feb 14, 2026

Analysis of Pulmonary Dendritic Cell Maturation and Migration during Allergic Airway Inflammation
07:52

Analysis of Pulmonary Dendritic Cell Maturation and Migration during Allergic Airway Inflammation

Published on: July 23, 2012

15.4K

Maturation State and Matrix Microstructure Regulate Interstitial Cell Migration in Dense Connective Tissues.

Feini Qu1,2,3, Qing Li4, Xiao Wang5,6

  • 1McKay Orthopaedic Research Laboratory, Department of Orthopaedic Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA.

Scientific Reports
|February 21, 2018
PubMed
Summary

Adult connective tissues have limited healing due to their stiff extracellular matrix (ECM). Enzymatic modification of the adult ECM can enhance cell migration, potentially improving tissue repair strategies.

More Related Videos

Analysis of Cell Migration within a Three-dimensional Collagen Matrix
08:02

Analysis of Cell Migration within a Three-dimensional Collagen Matrix

Published on: October 5, 2014

24.3K
Improved Polydimethylsiloxane (PDMS) Double Casting via Silicone Oil Treatment for Densely Packed Microstructure Replication
07:01

Improved Polydimethylsiloxane (PDMS) Double Casting via Silicone Oil Treatment for Densely Packed Microstructure Replication

Published on: July 18, 2025

1.7K

Related Experiment Videos

Last Updated: Feb 14, 2026

Analysis of Pulmonary Dendritic Cell Maturation and Migration during Allergic Airway Inflammation
07:52

Analysis of Pulmonary Dendritic Cell Maturation and Migration during Allergic Airway Inflammation

Published on: July 23, 2012

15.4K
Analysis of Cell Migration within a Three-dimensional Collagen Matrix
08:02

Analysis of Cell Migration within a Three-dimensional Collagen Matrix

Published on: October 5, 2014

24.3K
Improved Polydimethylsiloxane (PDMS) Double Casting via Silicone Oil Treatment for Densely Packed Microstructure Replication
07:01

Improved Polydimethylsiloxane (PDMS) Double Casting via Silicone Oil Treatment for Densely Packed Microstructure Replication

Published on: July 18, 2025

1.7K

Area of Science:

  • Biomedical Engineering
  • Tissue Engineering
  • Regenerative Medicine

Background:

  • Adult dense connective tissues exhibit limited regenerative capacity and poor healing post-injury.
  • Fetal tissues, with immature extracellular matrices (ECM), demonstrate superior repair potential compared to adult tissues.
  • The mature ECM in adult tissues is hypothesized to create biophysical barriers hindering cellular repair processes.

Purpose of the Study:

  • To investigate the differences in micromechanics and microstructure between fetal and adult knee meniscus ECM.
  • To assess the migratory capacity of adult meniscal cells within fetal and adult tissue microenvironments.
  • To explore the potential of enzymatic ECM modulation to facilitate cell migration and promote tissue repair.

Main Methods:

  • Comparative analysis of fetal and adult meniscus micromechanics and microstructure.
  • In vitro assessment of adult meniscal cell migration through native and enzymatically treated fetal/adult ECM.
  • Development of a computational model to simulate cell migration dynamics based on ECM biophysical parameters.

Main Results:

  • The adult meniscus ECM exhibits micromechanical and microstructural properties that impede cell mobility.
  • Enzymatic digestion of the adult ECM significantly enhances interstitial cell migration.
  • Computational modeling confirmed the role of ECM biophysical properties in restricting cell movement.

Conclusions:

  • The mature ECM of adult dense connective tissues presents a significant barrier to cell migration and natural repair.
  • Modulating ECM properties with matrix-degrading enzymes can overcome these barriers, enabling cell migration.
  • These findings suggest novel therapeutic strategies for enhancing the repair of adult connective tissue injuries.