Resources

Optimizing BLI Assays: Effective Strategies for Reducing Non-Specific Binding

Download our new Non-Specific Binding (NSB) Application Note

Get the Complete NSB Optimization Technical Documentation

Why Download These?
Struggling with signal artifacts in complex samples?

The NSB Application Note shows you how systematic blocking strategies deliver:
✓ 90% reduction in non-specific binding
✓ 10x higher data reliability in crude lysates
✓ Accurate kinetics for low-concentration analytes
✓ Optimized protocols for BSA, detergents, and biocytin
✓ Clearer differentiation between true binding and noise

Inside you’ll find:
– Systematic NSB identification flowchart
– Step-by-step optimization protocols
– Performance data in cell culture supernatants
– Technical troubleshooting guide

Application Note Thumbnail: Optimizing BLI Assays - Effective Strategies for Reducing Non-Specific Binding (NSB)

Complete the form below to access the document

Resources

HIS XT Probe: Advanced His-Tag Capture for Kinetics, Quantitation, and Epitope Binning

Download our new Anti-His (HIS) XT Probes Application Note and Product Note

Get the Complete HIS XT Technical Documentation

Why Download These?
Struggling with baseline drift in His-tag assays?

The HIS XT Application Note shows you how AI-designed NovoBody™ probes deliver:
✓ 58% reduction in baseline drift
✓ 4x higher signal resolution
✓ Cleaner kinetics data for weak binders
✓ Extended probe lifetime (10+ regeneration cycles)
✓ Zero Fc interference

Inside you’ll find:
– Performance comparison data
– Application protocols (kinetics, quantitation, epitope binning)
– Customer validation results
– Technical specifications

Complete the form below to access the documents

Resources

HIS XT Biosensors for His-tagged Protein Analysis

Resources

​​​Selection guide for biosensors that bind his-tagged proteins​ 

Selection Guide: Gator Probes for His-tagged Protein Capture  

Gator Bio offers three His-tag capture chemistries, each optimized for different experimental requirements. Selection depends on sample matrix complexity, assay needs, buffer compatibility, and analyte characteristics. 

Download PDF

Recommendations based on sample characteristics: 

Sample/Assay CharacteristicsAnti-His
(PN: 160009)
Ni-NTA
(PN: 160016)
Anti-His (HIS) XT
(PN: 160050)
Crude samples or complex matrices
Buffers with reducing agents or chelators
Picomolar affinity measurements
Small analytes (< 15 kDa) or weak interactions
Analysis of Fc receptor binding
Sample-limited applications
Standardized, high-throughput workflows in clean buffers
Table 1: Recommended His-capture probes for common sample and assay needs

FeatureAnti-His (Cat# 160009)Ni-NTA (Cat# 160016)Anti-His (HIS) XT (Cat# 160050)
Capture SurfaceMonoclonal AntibodyNi-NTA CoordinationAI-Designed NovoBodyTM
ApplicationsQ / K / EPQ / K / EPQ / K / EP
Quantitation Dynamic Range0.25 – 500 µg/ml 0.1  -1000 µg/ml 0.2 – 1000 µg/ml 
Sample RequirementsHighModerateLow
Compatible Sample MatrixPurified proteins  
E coli lysate 
CHO Lysate 
Expi293 Lysate 
Purified proteins Purified proteins 
E coli lysate 
CHO lysate 
Expi293 lysate 
Regeneration / Reuse5-10 regenerations 10+ regenerations10+ regenerations 
Key StrengthsSpecific His-tag recognition; compatible with many buffers Simple, widely used capture chemistry; broad dynamic range Higher signal response per binding event, excellent ligand affinity, low ligand use, optimized to reduce avidity 

Table 1: Feature comparison between Gator Bio Anti-His, Ni-NTA, and Anti-His (HIS) XT probes.

Questions?

Our team is here to help. Whether you’re looking for application guidance, technical specifications, or sample data, we’ll make sure you get the details you need to move forward with confidence. 

Contact Us

Resources

Streamlining Biologic Workflows with Label-Free Quantitation and Binding Analysis

Resources

Characterization of Biosimilars Using High-QualityFull-Length Antigens and Second-Generation Biolayer Interferometry

Resources

Second-Generation Biolayer Interferometry as a Tool for Protein Engineering

Resources

GatorOne v2.18 Software Release Note

Resources

Gator® Anti-Mouse IgG Fc (MFC) XT for Mouse IgG Analysis

Resources

Characterization of Biosimilars Targeting Transmembrane Protein Variants Using Gator Biolayer Interferometry (BLI)