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Technical Notes


Our aim is to make all of our technical literature available to improve your experience with our products. If you can't find the answer to your question in these documents please refer to our frequently asked questions section or contact us directly, and we will be happy to help you with any questions regarding your applications.

Gold Nanoparticles

Product Selection Guides & Product Comparisons


Gold Nanoparticle Product Selection Guide

Guide to help you choose the best gold nanoparticle product for your particular application.

Cytodiagnostics vs Leading Competitor
Comparison of Cytodiagnostics gold nanoparticles to leading competitor.

Properties, Characterization & Handling of Gold Nanoparticles


Gold Nanoparticle Properties
Description of optical and physical properties of Cytodiagnostics gold nanoparticles.

Gold Nanoparticle Handling and Storage
Information on storage, centrifugation etc.

Introduction to Gold Nanoparticle Characterization
General description of techniques for analysis of gold nanoparticles and their surface functionalization.

Conjugation and Modification of Gold Nanoparticles

Covalent Conjugation of Proteins to Carboxylated Gold Nanoparticles
A recommended starting protocol for conjugation of proteins to Cytodiagnostics carboxylated gold nanoparticles.

Conjugation of Proteins to NHS-Activated Nanoparticles
A recommended protocol for conjugation of proteins to Cytodiagnostics NHS-Activated gold and other nanoparticles.

Conjugation of Oligonucleotides to Gold Nanoparticles
A recommended protocol for conjugation of thiol-modified oligonucleotides to Cytodiagnostics gold nanoparticles.

Gold Nanoparticle Surface Design
General description of the design and surface modification of gold nanoparticles.

Adsorption of Proteins to Gold Nanoparticles
Convenient protocol for creating your own gold conjugates.

Gold, Silver and Gold NanoUrchin Conjugates Technical Information
Information on how many antibodies or other proteins that can be conjugated to our nanoparticles.

Common Applications of Gold Nanoparticles


Immunoblotting Using Gold Nanoparticle Conjugates
Describes a straightforward dot-blot protocol using a gold conjugate.

Vertical Flow Immunoassays
Background information on using gold nanoparticles in vertical flow immunoassays.

Lateral Flow Immunoassays
Background information on using gold nanoparticles in lateral flow assays.

Silver Nanoparticles

Product Selection Guides and Product Comparisons


Silver Nanoparticle Product Selection Guide
Guide to help you choose the best silver nanoparticle product for your particular application.

Properties, Characterization and Handling of Silver Nanoparticles

Silver Nanoparticle Properties
Description of optical and physical properties of Cytodiagnostics silver nanoparticles.

Silver Nanoparticle Handling and Storage
Recommended storage and handling procedures for Cytodiagnostics silver nanoparticles.

Conjugation and Modification of Silver Nanoparticles


Conjugation of Proteins to Silver Nanoparticles
Recommended procedures for conjugation of proteins to Cytodiagnostics silver nanoparticles.

Conjugation of Proteins to NHS-Activated Nanoparticles
A recommended protocol for conjugation of proteins to Cytodiagnostics NHS-Activated silver and other nanoparticles.

Zepto Fluorescent Microspheres


Conjugation of Proteins to Carboxylated Fluorescent Microspheres
General protocol for conjugation of antibodies and other proteins to Cytodiagnostics Zepto™ Carboxylated Fluorescent Microspheres using carbodiimide coupling chemistry.

Conjugation of Proteins to Zepto Ultra Express Fluorescent Microspheres
General protocol for conjugation of antibodies and other proteins to Cytodiagnostics unique metal-coated Zepto™ Ultra Express Fluorescent Microspheres.

Conjugation of Oligonucleotides to Carboxylated Fluorescent Microspheres
General protocol for conjugation of oligonucleotides to Cytodiagnostics Zepto™ Carboxylated Fluorescent Microspheres using carbodiimide coupling chemistry.

NHS and Maleimide Fluorescent Dyes


General Protocol for Labeling of Proteins Using NHS and Maleimide Fluorescent Dyes
General protocol for labeling of proteins including Protein A, Streptavidin, IgG and other antibody types with maleimide and NHS-ester fluorescent dyes.