Regional expression of ADAM19 during chicken embryonic development
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Published on: January 17, 2016
Xin Yan1, Juntang Lin, Annett Markus
1Albrecht-Kossel-Institute for Neuroregeneration, School of Medicine University of Rostock, Gehlsheimer Strasse 20, D-18147 Rostock, Germany.
Abstract:
ADAM19 (also named meltrin β) is a member of the ADAM (a disintegrin and metalloprotease) family of metalloproteases and is involved in morphogenesis and tissue formation during embryonic development. In the present study, chicken ADAM19 is cloned by reverse transcription-polymerase chain reaction and identified by sequencing. Its expression patterns in different parts of the developing chicken embryo are investigated by Western blot analysis and immunohistochemistry. Results show that ADAM19 protein is widely expressed in chicken embryos. It is detectable in the central nervous system, including the brain, spinal cord, cochlea, and retina. Furthermore, ADAM19 protein is also found in other tissues and organs such as digestive organs, the thymus, the lung bud, the dorsal aorta, the kidney, the gonad, muscles, and in the feather buds. All these data suggest that ADAM19 plays an important role in the embryonic development of chicken.
Insights
Chicken ADAM19 protein is widely expressed throughout embryonic development, found in the central nervous system and various organs. This suggests a significant role for ADAM19 in chicken embryonic development and tissue formation.
Area of Science:
- Developmental Biology
- Molecular Biology
- Biochemistry
Background:
- ADAM19 (a disintegrin and metalloprotease 19), also known as meltrin β, is part of the ADAM family.
- This protein family is crucial for morphogenesis and tissue formation during embryonic development.
Purpose of the Study:
- To clone and sequence chicken ADAM19.
- To investigate the expression patterns of ADAM19 protein in developing chicken embryos.
Main Methods:
- Reverse transcription-polymerase chain reaction (RT-PCR) for gene cloning.
- DNA sequencing for identification.
- Western blot analysis for protein detection.
- Immunohistochemistry for protein localization.
Main Results:
- Chicken ADAM19 was successfully cloned and sequenced.
- ADAM19 protein expression was detected widely across various tissues in developing chicken embryos.
- Significant expression was observed in the central nervous system (brain, spinal cord, cochlea, retina) and other organs (digestive organs, thymus, lung bud, dorsal aorta, kidney, gonad, muscles, feather buds).
Conclusions:
- ADAM19 protein is broadly distributed in chicken embryos.
- The widespread expression indicates a vital role for ADAM19 in chicken embryonic development.
