Led Setup

An LED setup is an arrangement of light-emitting diodes, power controls, and supporting components designed to provide controlled illumination for biological work. When electrical current passes through a semiconductor, electrons and holes recombine and release photons, allowing researchers to adjust light intensity, exposure, and wavelength. In biology, LED setups support microscopy, fluorescence imaging, photobiology experiments, and controlled lighting for organisms or cell cultures. Their tunable output and efficient operation help standardize experimental conditions, reduce heat exposure, and improve the reproducibility of studies involving light-dependent cellular, molecular, or developmental responses.

Led Setup - Related Videos

Research

JoVE Journal - Neuroscience

Using Affordable LED Arrays for Photo-Stimulation of Neurons

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Cited by 7 •

2011

Adult-born neurons expressing ChR2 can be manipulated in slice electrophysiological preparations in order to examine their contribution towards the function of olfactory neural circuits.

A Low Cost Setup for Behavioral Audiometry in Rodents

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Cited by 17 •

2012

A fast and inexpensive method for the behavioral determination of hearing parameters like hearing thresholds, hearing impairments or phantom perceptions (subjective tinnitus) is described. It uses pre-pulse inhibition of the acoustic startle response and can be easily implemented in a personal computer using a programmable AD/DA-converter and a piezo sensor.

In Depth Analyses of LEDs by a Combination of X-ray Computed Tomography (CT) and Light Microscopy (LM) Correlated with Scanning Electron Microscopy (SEM)

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Cited by 2 •

2016

A workflow for comprehensive micro-characterization of active optical devices is outlined. It contains structural as well as functional investigations by means of CT, LM and SEM. The method is demonstrated for a white LED which can be still be operated during characterization.

Research

JoVE Journal - Cancer Research
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Development of an Innovative LED-based Illumination Device for In Vitro Application of Photodynamic Therapy with Rose Bengal

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2025

This manuscript presents a novel, innovative 3D-printed illumination device for studying Rose Bengal-mediated photodynamic therapy in vitro.

Hemi-laryngeal Setup for Studying Vocal Fold Vibration in Three Dimensions

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Cited by 12 •

2017

This paper introduces a protocol for the preparation of hemi-larynx specimens facilitating a multi-dimensional view of vocal fold vibration, in order to investigate various biophysical aspects of voice production in humans and non-human mammals.

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