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  • Services
    • Custom Antibody Services
    • Bioconjugation Services
    • Custom Manufacturing Services
  • Products
    • Protein Detection & Visualization
      • Primary Antibodies
      • Secondary Antibodies
        • Biotinylated Antibodies
        • Fluorescent Antibodies
        • Polymer Enzyme-labeled Antibodies
        • Enzyme-labeled Antibodies
        • Unlabeled Antibodies
        • Control Antibodies
      • Enzyme Polymer Secondary Antibodies
        • ImmPRESS HRP Kits
        • ImmPRESS AP Kits
        • ImmPRESS HRP Veterinary Kits
        • ImmPRESS DUET
        • ImmPRESS Excel
      • ABC Kits
        • VECTASTAIN Elite ABC-HRP Kits
        • VECTASTAIN Original ABC-HRP Kits​
        • VECTASTAIN ABC-AP Kits
      • Avidin and Streptavidin Reagents
      • Blocking Reagents
        • Animal-Free Blocking Reagents
        • Serum Blocking Reagents
        • Bovine Serum Albumin Blocking Reagent
        • Carbo-Free Blocking Reagent
        • Endogenous Enzyme Blocking Reagents
        • Avidin/Biotin and Sav/Biotin Blocking Reagents​
        • Casein Blocking Reagent
        • Autofluorescence Quencher
      • Antigen Retrieval
        • Low pH Antigen Unmasking Solution
        • High pH Antigen Unmasking Solution
      • Enzyme Substrates
        • HRP Substrates
        • AP Substrates
        • Fluorescent Tyramides
      • Mounting Media
        • VectaShield Antifade Mounting Media
        • VectaMount Aqueous Mounting Media
        • VectaMount Express Non-Aqueous Mounting Media
      • Multiplexing
      • Counterstains and Special Stains
        • Hematoxylin
        • Hematoxylin QS
        • Hematoxylin & Eosin
        • Nuclear Fast Red
        • Methyl Green
        • Alcian Blue
      • Species on Species Kits
        • Mouse-on-Mouse Reagents & Kits
        • Human on Human Kits
      • Slide Preparation
        • ImmEdge Hydrophobic Barrier Pen
        • ImmPrint Histology Pen
        • VECTABOND Reagent
      • Neuronal Tracing
      • Flow Cytometry Buffer
        • FIX&PERM®
    • Conjugation Chemistries and Linkers
      • Cross-Linkers and DSPE Linkers
        • Classical Cross-Linkers
        • DSPE Linkers
        • Uniform PEG Cross Linkers
      • Payload Delivery Linkers and Modifiers
        • Functional Linkers
        • Uniform Branched PEG Modifiers
        • Multifunctional Uniform PEG Linkers
        • Radionuclide Chelators
        • Uniform mPEG Modifiers
        • Uniform PEG Amino Acids
        • Uniform PEG Metal Surface Modifiers
        • Uniform PEG Modifiers
        • Uniform PEG Thiolation Reagents
    • Dyes, Labeling Reagents and Kits
      • Fluorescent Dyes and Quenchers
      • Metabolic Labeling Reagents
      • Biotin and Digoxigenin Labeling Reagents
      • Fluorescent Dye Labeling Kits
      • Protein Synthesis Assay Kits
    • Glycan Analysis
      • Lectins
      • Antibodies to Lectins
      • Inhibiting Sugars and Eluting Solutions
      • Glycan Screening Kits
    • Affinity and Purification Reagents
      • Functionalized Magnetic beads
      • Functionalized Agarose
      • Streptavidin-Free Protein Enrichment
      • Streptavidin-Based Protein Enrichment
  • Applications
    • Immunohistochemistry (IHC)
    • Immunofluorescence
    • Glycobiology
    • Bioconjugation
    • ELISA
    • Flow Cytometry
  • Research Areas
    • Immuno-Oncology
    • Infectious Disease
  • Resources
    • Resource Library
    • Brochures
    • Blog
    • FAQs
    • Safety Data Sheets
    • Certificate of Analysis (CoA)
    • ISO 9001:2015 Certificate
    • Video Tutorials
    • Protocols and User Guides
  • About Us
    • Careers
    • Our Company
    • Our Community
    • Newsroom
    • International Distributors
  • Contact Us

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From linker design and synthesis, bioconjugated design and manufacturing, biomolecule labeling and functionalization, and detection system and solutions, our team is here to help you move forward, with impact.

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5d70283fd73639035211f8b7e6ba404f7ec80722

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Build immuno-oncology workflows that deliver reproducible tissue insight.

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Products and Services

IHC icon Blue Highlight

Immunohistochemistry

Reliable reagents delivering high sensitivity and low background

Explore the IHC workflow
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Immunofluorescence

Reliable reagents delivering high specificity and reduced autofluorescence

Explore immunofluorescence
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Glycobiology

Accurate and reproducible profiling, characterization, and capture of complex glycans

Unlock deeper insights
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Bioconjugation

Reliable and quantifiable labeling delivering ready-to- use conjugates at high yield

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Content Library

Resources and Guides:

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IHC Guide Cover v1

Immunohistochemistry Resource Guide

The Immunohistochemistry Resource Guide will help you navigate through the many choices of detection systems, substrates, and ancillary reagents that complete your IHC workflow.

VL IF Guide Cover 1

Immunofluorescence Resource Guide

Whether you’re just starting off doing IF or are a seasoned researcher, the Immunofluorescence Guide will take you through the important steps and considerations needed for all IF applications.

VL LIT3003 Lectin Glyco Guide

Lectins Application and Resource Guide

The Lectin Application Guide provides insight into how lectins are applied in biological sciences and showcases the flexibility and utilization of lectins and lectin conjugates in established lab applications.

SpeakEasy Science Blog:

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Customer Spotlight: Radiotherapy-Induced Sialyation and Immune Response Changes in Pancreatic Cancer

Customer Spotlight: Radiotherapy-Induced Sialyation and I…

"Vector Laboratories' lectins provide an extremely consistent and cost-effective way to monitor cell-surface sialylation by flow cytometry, meaning we have the confidence that any observed changes reflect the biology rather than variability in an assay reagent." Continued

Vector Laboratories in Immuno-Oncology, Part 2: Necroptosis, Metabolic Checkpoints, & Tumor-Nerve Signaling

Vector Laboratories in Immuno-Oncology, Part 2: Necroptos…

Immuno-oncology research spans a wide range of biology, from RNA sensing and metabolism to the nervous system and glycosylation, and each new study adds to our understanding of how the immune system interacts with cancer. Continued

NSH blog header

Automating Multiplex IHC at NSH 2026

Vector Laboratories will be at NSH 2026 to show how VectaPlex™ advances spatial oncology research. Director of R&D Erika Leonard, Sr. Field Application Scientist Sabrina Mateos, and Lead Technical Support Specialist Anjali Haridasan will represent Vector Laboratories at the National Society for Histotechnology (NSH) Annual Convention, September 25-29 at the Henry B. Gonzalez Convention Center … Continued