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Embryonic Connective Tissues

Embryonic Connective Tissues

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.

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Tissue Engineering for Cervical Function in Pregnancy.

Yali Zhang¹, David Kaplan², Michael D House^1,3

¹Mother Infant Research Institute, Tufts Medical Center, Boston, MA, USA.

Current Opinion in Biomedical Engineering

|May 16, 2022

Summary

This summary is machine-generated.

Cervical insufficiency, a cause of preterm birth, is currently treated with cerclage surgery. This review explores bioengineering approaches, including tissue models and hydrogels, to understand and treat cervical dysfunction during pregnancy.

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Area of Science:

Biomedical Engineering
Obstetrics
Reproductive Biology

Background:

Cervical insufficiency is a major cause of preterm birth, necessitating interventions like cerclage surgery.
The cervix's stromal tissue, rich in extracellular matrix, supports the pregnancy, but its softening mechanisms remain unclear.
Understanding cervical remodeling is crucial for preventing pregnancy complications.

Purpose of the Study:

To review the clinical significance of cervical insufficiency in pregnancy.
To present a tissue engineering model for studying cervical remodeling.
To discuss an engineered hydrogel as a potential alternative treatment for cervical dysfunction.

Main Methods:

Literature review focusing on cervical insufficiency and tissue engineering.
Development of a tissue engineering model to mimic cervical remodeling.
Exploration of injectable hydrogels for therapeutic applications.

Main Results:

Tissue engineering offers a novel approach to study cervical biomechanics and remodeling.
An engineered injectable hydrogel shows promise as an alternative to cerclage.
Bioengineering techniques can elucidate the mechanisms of cervical softening.

Conclusions:

A bioengineering approach is valuable for investigating cervical dysfunction in pregnancy.
Tissue engineering models and novel biomaterials can advance the treatment of cervical insufficiency.
Further research in bioengineering can lead to improved outcomes for preterm birth prevention.