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Recent progress towards understanding the roles of the basement membrane in development
Canadian Journal of Biochemistry and Cell Biology = Revue Canadienne De Biochimie Et Biologie Cellulaire
|August 1, 1983
Summary
Basement membranes provide structural support for epithelial tissues and play a crucial role in regulating embryonic development, cell migration, and tissue morphogenesis.
Area of Science:
- Developmental Biology
- Cell Biology
- Biochemistry
Background:
- Basement membranes are essential extracellular matrix structures.
- Their role in tissue morphology and embryonic development is increasingly recognized.
Purpose of the Study:
- To describe basement membrane structure.
- To explore their regulatory functions in morphogenesis and embryonic development.
Main Methods:
- Immunocytochemical investigations.
- Review of developmental events implicating basement membranes.
Main Results:
- Basement membranes maintain glandular epithelial morphology by providing a supportive scaffold.
- Glycoproteins like laminin and fibronectin contribute to cell migration and inductive interactions.
- Examples include gastrulation, kidney tubule, and limb bud development.
Conclusions:
- Basement membranes actively regulate epithelial-mesenchymal interactions during embryonic development.
- They serve as a substratum for cell migration and mediate inductive signaling.