Agarose Injection Plate
Agarose Injection Plate - Related Videos
03:31
Intramuscular Injections Along the Motor End Plates to Shuttle Tracers Directly into Rat Motor Neurons
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2025
Source: Mohan, R., et al. Intramuscular Injections Along the Motor End Plates: A Minimally Invasive Approach to Shuttle Tracers Directly into Motor Neurons. J. Vis. Exp. (2015)This video demonstrates the targeted delivery of a fluorescent neuronal tracer into motor neurons via intramuscular injection at the motor end plates (MEPs). It outlines the steps involved in preparing the rat, injecting the tracer, and assessing labeled motor neurons for neurotherapeutic potential.
10:57
Intramuscular Injections Along the Motor End Plates: A Minimally Invasive Approach to Shuttle Tracers Directly into Motor Neurons
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Cited by 20 •
2015
The efficacy of intramuscular uptake and retrograde transport of molecules to corresponding motor neurons depends on the location of the injection sites with respect to the motor end plates (MEPs). Here, we describe how to locate MEPs on skeletal muscles to optimise retrograde transport of tracers into motor neurons.
05:55
Whole Lung Agarose Inflation: A Method of Preparing Lungs for Ex vivo Live Imaging
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2023
This video describes a method of preparing lungs for ex vivo live imaging to study interactions between cancer cells and stromal cells, using agarose for inflation. In the sample protocol, agarose inflation procedure is described before observing live cellular interactions.
04:26
Agarose-Based Preparation of Human Precision-Cut Lung Slices
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2025
In this video, we describe a procedure to inflate isolated human lungs with agarose and prepare human precision-cut lung slices. The prepared ex vivo lung slices can be used for further immunologic experiments.
02:59
Agarose-Embedded Electroporation-Assisted Gene Transfer in Mouse Cortical Interneuron Progenitors
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2025
Source: Denaxa, M., el al., Transplantation of Chemogenetically Engineered Cortical Interneuron Progenitors into Early Postnatal Mouse Brains. J. Vis. Exp. (2019)This video demonstrates the procedure for injecting a plasmid vector carrying the gene of interest into interneuron progenitors in an embryonic brain slice, followed by electroporation for plasmid entry and gene expression. These modified progenitors can later be used for treating brain disorders.
FAQs
Hydrated agarose forms a semisolid support that resists movement while remaining porous. This combination lets a specimen stay positioned as a fine needle approaches, yet does not create an impermeable enclosure. Because gas or fluid exchange can continue, the platform supports microinjection conditions without relying on rigid confinement that could obstruct access.
Both formats restrain specimens, but their geometry changes how the workspace is organized. A thin agarose layer provides a continuous hydrated surface, whereas molded wells create defined locations for individual specimens. That distinction can help researchers choose between broad surface access and more structured placement while retaining needle access for microinjection.
Consistency improves when specimens remain in a predictable position during needle entry and material delivery. The agarose support limits movement, while its hydrated, semisolid structure still permits the needle to reach the specimen. More uniform injections can strengthen reproducibility across experiments, which is important when later cancer-study measurements are compared.
Preparation begins with a hydrated agarose layer or molded wells, followed by placement of the small specimen in the support. A fine injection needle can then access the immobilized specimen to deliver tumor cells or another experimental material into a model organism. This sequence links physical stabilization with controlled microinjection.
Cancer researchers can use the platform to introduce tumor cells or other experimental materials into model organisms. The resulting setups support xenograft assays, in which researchers can examine cancer-related outcomes such as tumor growth, invasion, metastasis, or treatment response. Consistent specimen positioning and injection can make these comparisons more reproducible.
Agarose-based immobilization helps standardize the microinjection step before downstream cancer measurements are collected. By reducing movement during needle access, the plate can support more consistent delivery of tumor cells or experimental materials into model organisms. This controlled preparation is relevant when assay results must be interpreted across tumor growth or treatment-response experiments.