Nanoparticle Injection Protocol
Nanoparticle Injection Protocol - Related Videos
09:01
A Protocol for the Production of Gliadin-cyanoacrylate Nanoparticles for Hydrophilic Coating
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2016
This article presents a protocol for the production of protein-based nanoparticles that changes the hydrophobic surface to hydrophilic. The produced nanoparticle is an assembly of gliadin-cyanoacrylate diblock copolymers. Spray coating with the produced nanoparticle changes the surface of target material to a hydrophilic surface.
07:23
An Optimized Protocol for the Efficient Radiolabeling of Gold Nanoparticles by Using a 125I-labeled Azide Prosthetic Group
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Cited by 5 •
2016
A detailed procedure for the synthesis of a 125I-labeled azide and the radiolabeling of dibenzocyclooctyne (DBCO)-group-conjugated, 13-nm-sized gold nanoparticles using a copper-free click reaction is described.
10:51
Protocols for Assessing Radiofrequency Interactions with Gold Nanoparticles and Biological Systems for Non-invasive Hyperthermia Cancer Therapy
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Cited by 11 •
2013
We describe the protocols used to investigate the interactions of 13.56 MHz radiofrequency (RF) electric-fields with gold nanoparticle colloids in both non-biological and biological systems (in vitro/vivo). These interactions are being investigated for applications in cancer therapy.
07:45
Retroductal Nanoparticle Injection to the Murine Submandibular Gland
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Cited by 10 •
2018
Local drug delivery to the submandibular glands is of interest in understanding salivary gland biology and for the development of novel therapeutics. We present an updated and detailed retroductal injection protocol, designed to improve delivery accuracy and experimental reproducibility. The application presented herein is the delivery of polymeric nanoparticles.
03:16
Drosophila melanogaster Larva Injection Protocol
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Cited by 1 •
2021
Drosophila melanogaster adult flies have been extensively utilized as model organisms to investigate the molecular mechanisms underlying host antimicrobial innate immune responses and microbial infection strategies. To promote the D. melanogaster larva stage as an additional or alternative model system, a larval injection technique is described.
FAQs
Stable suspensions help keep particle distribution more consistent before and during injection. If nanoparticles aggregate, the delivered material may no longer represent the intended concentration or behave uniformly in the biological environment. Careful handling therefore reduces variability between samples and improves interpretation of particle distribution, cellular uptake, and biological responses measured after administration.
Concentration and volume determine how much nanoparticle material enters the selected biological environment. Controlling both variables allows researchers to compare samples under consistent delivery conditions and relate observed uptake or biological responses to the administered material. Recording these parameters is especially important when evaluating therapeutic potential, gene regulation, imaging performance, or tissue-engineering behavior.
The injection route determines the environment that nanoparticles encounter and influences whether they can reach the intended cells or tissues. Route selection must therefore match the experimental target and the model system. Comparing distribution and cellular uptake after different routes can help reveal how delivery conditions shape nanoparticle access, interaction, and biological response.
Standardization aligns suspension preparation, particle concentration, injection volume, handling, and route selection across samples. This reduces differences caused by inconsistent processing rather than by the nanoparticle design or biological model. More uniform procedures make measurements of distribution, uptake, and responses easier to compare, strengthening conclusions about the material’s behavior and potential application.
Preparation begins with producing a stable nanoparticle suspension, controlling the intended concentration and volume, and handling the material carefully to limit aggregation and contamination. The researcher then selects an injection route suited to the target biological environment. Keeping these steps consistent creates a controlled starting point for assessing delivery and subsequent biological effects.
This protocol is useful when a study must examine how engineered particles behave in cells, tissues, or model organisms. It supports investigations of drug delivery, imaging, gene regulation, biosensing, and tissue engineering. Researchers can use the resulting measurements to evaluate where particles distribute, whether target cells take them up, and how biological systems respond.
Post-injection assessment can focus on nanoparticle distribution, cellular uptake, biological responses, and therapeutic potential. These outcomes connect the delivery conditions with the material’s performance in the intended biological environment. In bioengineering, such measurements help determine whether a particle system reaches relevant targets and produces the response required for imaging, regulation, sensing, delivery, or tissue-related applications.