Affinité Blogs

Using Portable SPR to Speed Up Your Lateral Flow Assay Development

Conventional SPR has many advantages over ELISA when it comes to speeding up lateral flow assay development. Please read for more details.

Conventional SPR: Still the Best Choice for my Biosensing Needs

This blog highlights the key advantages of conventional SPR and outlines performance issues that are associated with localized SPR (LSPR).

Surface Plasmon Resonance for Protein-Protein Interactions

A general blog about SPR for protein-protein interactions and its advantages.

6 Advantages of Surface Plasmon Resonance Technology

What are the top advantages of using surface plasmon resonance? SPR is compared to other techniques such as ELISA and MST.

SPR to Examine Cross-Reactivity of Antibodies with Native and Variant SARS-CoV-2 Spike Proteins

Read about how Affinité's P4SPR™ advances COVID-19 research in terms of cross-reactivity of antibodies against spike protein variants.

Portable SPR for On-Site Testing of Environmental Contaminants

Summary of a paper that used the P4SPR™ to detect RDX in groundwater in the field during winter and summer seasons.

The Ability of SPR Compared to BLI to Detect Prostate-Specific Antigen in Human Serum

This blog summarizes a study that used 3D polyelectrolyte to detect PSA in clinical samples on Affinité's P4SPR™ platform instead of BLI.

Advantages of SPR over ELISA

Comparison of SPR and ELISA. Key features of SPR are highlighted as well as being able to detect low-affinity interactions.

Manual Injection vs Pump-Assisted SPR Experiment

A brief description of manual injection vs pump modes in surface plasmon resonance experiments. Factors to consider are also listed.

Rapid Quality Control of Antibodies Using P4SPR™

Here is a quick SPR experiment that can be done to check the quality of the same type of antibodies from different sources.

The Advantages of a Portable SPR Instrument

This blog lists the advantages of a portable SPR instrument vs a large SPR system. It highlights the key features of Affinité's P4SPR™.