TSA Fluorescein

Tyramide Signal Amplification (TSA) is a technology that improves sensitivity by up to 100-fold while allowing reduced consumption of primary antibodies or probes.

Catalog Number
Name | Link to Shop Online
NEL701A001KT TSA Fluorescein System 50-150 slides 50-150 slides
NEL741001KT TSA Plus Fluorescein 50-150 slides 50-150 slides
SAT701001EA TSA Fluorescein Reagent Pack 100-300 100-300 slides

Product Details

TSA® Plus fluorescein detection kit, for amplification of signal in immunohistochemistry (IHC), immunofluorescence (IF) or in situ hybridization protocols. This TSA fluorescein kit amplifies by depositing extra fluorescein in the localized area of the probe or antibody.

TSA Plus Fluorescence Systems:

  • Signal amplification for IHC, ISH and related applications
  • Direct fluorescence detection
  • 10 to 20 times higher sensitivity than regular TSA
  • Conserve precious antibodies or probes
  • High resolution results
  • Adds 2 steps to existing protocol for rapid results


Shipping Condition Blue Ice
Sample Human
Product Category TSA Kits
Type TSA Fluorescence Kit
Detection Method Mantra and Vectra Quantitative Pathology Imaging Instruments


TSA Quick Start Manual
Protocol at a glance for optimizing TSA for IHC/ICC/IF


Opal Assay Development Guide
User Manual
Comprehensive user manual for Opal staining.


TSA Fluorescence and TSA Plus Fluorescence Manual
Data Sheet
Step by step protocols for use.

Download Data Sheet for TSA Fluorescence
Download Data Sheet for TSA Plus Fluorescence