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Updated: Jul 5, 2026

Functional Cardiac Imaging in Zebrafish Embryos Using Standard Microscopy and Video Analysis: Applications in Environmental and Biomedical Research

Functional Cardiac Imaging in Zebrafish Embryos Using Standard Microscopy and Video Analysis: Applications in Environmental and Biomedical Research

Published on: October 10, 2025

Bio-electrosprayed multicellular zebrafish embryos are viable and develop normally.

Jonathan D W Clarke¹, Suwan N Jayasinghe

¹Department of Anatomy and Developmental Biology, University College London, Gower Street, London WC1E 6BT, UK.

Biomedical Materials (Bristol, England)

|May 7, 2008

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Bio-electrospraying successfully engineers multicellular organisms, specifically zebrafish embryos, without causing developmental issues. This advanced cell engineering technique preserves normal neuronal development and organization in embryos.

Area of Science:

Developmental Biology
Bioengineering
Cellular Engineering

Background:

Bio-electrospraying is a developing method for direct cell engineering.
Previous applications focused on single cells, with limited data on multicellular organisms.

Purpose of the Study:

To investigate the efficacy and safety of bio-electrospraying on multicellular organisms.
To assess potential embryological perturbations in zebrafish embryos post-bio-electrospraying.

Main Methods:

Application of the bio-electrospray protocol to zebrafish embryos.
Analysis of overall embryo morphology.
Utilizing transgenic zebrafish embryos expressing green fluorescent protein in brain neurons to assess neuronal development.

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Main Results:

The bio-electrospray protocol did not induce any observable embryological perturbations.
Neuronal number and organization remained completely normal in transgenic zebrafish embryos.
The protocol did not interfere with complex gene regulation or cell movements essential for development.

Conclusions:

Bio-electrospraying is a safe and effective method for engineering multicellular organisms.
The protocol preserves normal developmental processes, including complex gene regulation and cellular organization.
This technique shows promise for advanced applications in developmental biology and regenerative medicine.