Related Experiment Videos
The temporal and spatial expression of basic fibroblast growth factor during ocular development in the chicken
S A Consigli1, K M Lyser, J Joseph-Silverstein
1Department of Biological Sciences, St. John's University, Jamaica, NY 11439.
Investigative Ophthalmology & Visual Science
|March 1, 1993
Summary
Basic fibroblast growth factor (bFGF) is present in developing chick eyes, particularly in the cornea and retina. This suggests bFGF plays a key role in ocular cell development and maintenance.
Area of Science:
- Developmental Biology
- Ophthalmology
- Molecular Biology
Background:
- Basic fibroblast growth factor (bFGF) is a potent signaling molecule implicated in cell growth, differentiation, and tissue repair.
- Understanding the role of growth factors during embryonic development is crucial for elucidating mechanisms of organogenesis and potential therapeutic interventions.
Purpose of the Study:
- To determine the temporal and spatial localization of basic fibroblast growth factor (bFGF) during chick embryo ocular development.
- To elucidate the potential role of bFGF in regulating ocular cell proliferation and differentiation.
Main Methods:
- Immunohistochemical techniques were employed using monospecific polyclonal rabbit anti-human bFGF immunoglobulin G.
- Western blot analysis was performed on embryonic chick eyes from 5 to 20 days of development.
Main Results:
- bFGF was detected by western blot analysis starting from embryonic day 12.
- Immunoreactive bFGF material was observed in the retina, lens, and corneal epithelium from embryonic day 5.
- Corneal endothelium showed increasing levels of bFGF-immunoreactive material throughout development.
Conclusions:
- bFGF expression patterns suggest its involvement in regulating ocular cell proliferation and differentiation during development.
- bFGF may function in an autocrine or paracrine manner to influence ocular development.
- The study hypothesizes a role for bFGF in tissue maintenance in the adult eye.