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Updated: Aug 6, 2026
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Published on: October 1, 2007
Expression of cVg1 mRNA during chicken embryonic development
Semir Somi1, Arjan C Houweling, Anita A M Buffing
1Experimental and Molecular Cardiology Group, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands.
Summary
Researchers identified cVg1, a TGF-beta superfamily member, in developing chicken hearts using PCR. Its expression was mapped from early embryonic stages to later development, revealing roles in nervous system and heart formation.
Area of Science:
- Developmental Biology
- Molecular Biology
- Genetics
Background:
- Bone Morphogenetic Proteins (BMPs) are crucial signaling molecules in embryonic development.
- Understanding BMP expression patterns is key to deciphering developmental processes.
Purpose of the Study:
- To identify known and novel BMPs in the developing chicken heart.
- To characterize the expression pattern of the TGF-beta superfamily member cVg1 during chicken embryogenesis.
Main Methods:
- Degenerated PCR-primers were used to detect BMPs.
- Whole-mount in situ hybridization was employed to determine cVg1 mRNA expression patterns from Hamburger-Hamilton stage 4 (HH4) to HH44.
Main Results:
- BMP2, BMP4, and BMP7 mRNA were identified.
- cVg1 mRNA was detected in the primitive streak, paraxial mesoderm, somites, and neural tube in early development.
- Later, cVg1 expression was observed in the developing nervous system, sensory organs, notochord, lungs, olfactory mucosa, and heart myocardium, mirroring ANF expression in the heart.
Conclusions:
- cVg1 is expressed in diverse tissues during chicken development, including the developing heart.
- The expression pattern suggests a significant role for cVg1 in neural and cardiac development.
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