Detect, measure, and analyze protein expression, identity, and function

Researchers look to us for innovative, high-quality products, which include our Invitrogen™ and Thermo Scientific™ Pierce™ reagents, devices, and kits: Novex™ protein gels, SuperSignal™ chemiluminescent substrates, BCA and other protein assays, ELISA kits, Slide-A-Lyzer™ dialysis cassettes, cell lysis reagents; mass spectrometry sample prep and quantitation reagents, western blotting components and instruments, and crosslinking and labeling reagents. Learn about protein analysis techniques and find the research tools and reagents you need from our vast portfolio of products.


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Popular protein biology products

SureCast Handcast System
Protein concentrators
Mass Spec Calibration Solutions

Categories of protein biology

An extensive portfolio of protein expression vectors and systems for a variety of host species, including algae, bacterial, mammalian, insect, and yeast—systems that are easy to use and deliver high protein yields for every downstream application

Cell lysis and protein extraction reagents, organelle isolation and subcellular fractionation kits, protease and phosphatase inhibitors, desalting columns and sample dialysis devices, ion exchange chromatography columns, and affinity purification resins and beads

Precast gels, handcast systems, running buffers, molecular weight markers, and gel stains—everything a researcher needs for sample preparation, loading, and analysis of proteins by polyacrylamide gel electrophoresis (PAGE)

Western blot reagents and instruments, including transfer and blotting devices; chemiluminescent, colormetric, and fluorescent detection substrates; blocking buffers and wash buffers; and nitrocellulose and PVDF membranes

Protein quantitation assays, immunoprecipitation (IP) beads and kits, western blotting supplies and equipment, ELISA kits, multiplex assays for the Invitrogen™ Luminex™ platform, enzyme reporter assays, and protein activity assays

Reagents and kits for peptide and protein analysis (proteomics) by mass spectrometry (MS) and high-pressure liquid chromatography (HPLC), including sample prep tools, mass-tagging (TMT) and isotope labeling (SILAC) kits

Labeling and modifying reagents to label and crosslink proteins and antibodies for studying protein function and interactions and detecting proteins in tissues, cells, or biochemical assays

Custom peptide synthesis of individual peptides, peptide libraries and heavy peptides for antibody preparation, drug discovery, epitope mapping and quantitative mass spectrometry

Pair protein biology reagents with the supplies needed to run all of your assays for complete solutions to your workflow challenges.


Related or other featured categories

Specific polyclonal and monoclonal antibodies to probe, stain, locate, purify, and detect virtually any protein, plus secondary antibodies conjugated to an extensive array of fluorescent and enzymatic labels for high-sensitivity detection

Enzyme-linked immunosorbent assays, kits, and reagents for accurate quantitation of intracellular or extracellular proteins by immunoassays using antibody pairs—hundreds of target specific kits and basic supplies, including coated microplates

Invitrogen™ and Applied Biosystems™ Dynabeads™ magnetic reagents for small-scale protein isolation and agarose-based resins for large-scale applications, including immunoprecipitation (IP) and co-immunoprecipitation (co-IP)

Specialized reagents designed for efficient organelle isolation, subcellular fractionation and protein solubilization from a variety of cell and tissue types, protease inhibitors, phosphatase inhibitors, and detergents 


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Partner with us to scale-up your process or product development pipeline with bulk quantities of high-quality immunoassay reagents and biochemicals. We offer a variety of compounds, devices, and resins for your large-scale applications.

Please click on the button below to fill out our bulk and custom ordering form. 

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