Related Experiment Videos
The expression pattern of opticin during chicken embryogenesis.
Elena I Frolova1, Valentina M Fokina, David C Beebe
1Department of Microbiology and Immunology, University of Texas Medical Branch, 301 University Blvd, Galveston, TX 77555-1019, USA. elfrolov@utmb.edu
Gene Expression Patterns : GEP
|April 1, 2004
Summary
Researchers identified chicken opticin (cOptc), a small leucine-rich repeat protein (SLRP). This protein is expressed in the developing chicken brain, neural tube, and various sensory organs, including the eye.
Area of Science:
- Developmental biology
- Molecular biology
- Ophthalmology
Background:
- Small leucine-rich repeat proteins (SLRPs) play diverse roles in tissue development and homeostasis.
- Opticin is an SLRP previously identified in other species, crucial for ocular development.
Purpose of the Study:
- To isolate and characterize the chicken homologue of opticin (cOptc).
- To investigate the expression pattern of cOptc during embryonic development in chickens.
Main Methods:
- Isolation of the chicken opticin gene/protein.
- Whole-mount in situ hybridization or immunohistochemistry to determine expression patterns.
Main Results:
- Successfully isolated the chicken homologue of opticin (cOptc).
- cOptc expression was detected in the brain and neural tube starting from embryonic stage 9.
- Later expression was observed in the ciliary epithelium, optic stalk, Rathke's pouch, pharyngeal pouches, nasal pit, and otic vesicle.
Conclusions:
- cOptc is a novel SLRP identified in chickens.
- The expression pattern suggests cOptc's involvement in the development of the central nervous system and multiple sensory organs in the chicken embryo.