Related Experiment Videos
Influence of continuous electromagnetic fields on the stage, weight and stature of the chick embryo
V Piera1, A Rodríguez, A Cobos
1Department of Basic Medical Sciences, University of Barcelona, Faculty of Medicine, Reus, Tarragona, Spain.
Insights
Continuous electromagnetic fields (EMFs) significantly influenced chick embryo development. Exposure to 181 Gs/cm² EMFs accelerated embryonic development, while higher EMFs (361 Gs/cm²) increased weight and stature by day 15.
Area of Science:
- Developmental Biology
- Electromagnetism
- Embryology
Background:
- Electromagnetic fields (EMFs) are ubiquitous and their biological effects are of growing interest.
- Understanding the impact of EMFs on early development is crucial for assessing potential risks.
- Chick embryos provide a well-established model for studying developmental processes.
Purpose of the Study:
- To investigate the effects of continuous electromagnetic fields on chick embryo development.
- To determine if varying intensities of EMFs influence embryonic growth parameters.
Main Methods:
- 144 chick embryos were exposed to continuous electromagnetic fields at intensities of 0 (control), 181, or 361 Gs/cm².
- Embryonic development was assessed at days 5, 10, and 15 of incubation.
- Parameters measured included developmental stage (Hamburger and Hamilton scale), vertex-coccyx length (size), and weight.
Main Results:
- At day 5, all embryos exhibited similar developmental stages.
- By days 10 and 15, embryos exposed to 181 Gs/cm² EMFs showed significantly advanced developmental stages compared to controls.
- At day 15, embryos exposed to 361 Gs/cm² EMFs demonstrated significantly greater weight and stature than control embryos.
Conclusions:
- Continuous electromagnetic fields can influence chick embryo development.
- Lower intensity EMFs (181 Gs/cm²) appear to accelerate developmental progression.
- Higher intensity EMFs (361 Gs/cm²) may promote increased physical growth in later stages of embryonic development.
Abstract:
The influence of continuous electromagnetic fields (0, 181 or 361 Gs/cm2) on the development of chick embryo (n = 144) was studied. Several parameters were determined at days 5, 10 and 15 of incubation: stage (following Hamburger and Hamilton), vertex-coccyx length (size) and weight. At 5 days of incubation, all embryos showed a similar stage. However, at days 10 and 15, the embryos exposed to 181 Gs/cm2 showed a stage significantly superior to that of the others. There were no differences between the exposed embryos and the control ones with regard to weight and stature, except at 15 days when the embryos exposed to 361 Gs/cm2 showed greater weight and stature than those of the controls.