Products & ReviewLife Sciences

Octet® R8 BLI System

Sartorius GroupAvailable: Worldwide

Superior quantitation and kinetics performance with increased assay flexibility and cost efficiency.

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Reviews

Average Rating 4.4

|21Scientists have reviewed this product

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Great Equipment, takes minimum space!

 

Average Rating 4.0

Application Area:

Bio Molecular Interaction Analysis and Affinity Characterization

Hi, R8 is a great Equipment!, Its very precise and user friendly. This is our second product of the same make. As service providers, the value we generate for the customers is incredible. Most of our customers are very happy with service we provide, and we could not have done without Octet Red96/R8. It's worth investing for long term usage!

Review Date: 17 Apr 2025 | Sartorius Group

BLI makes kinetic characterization and quantitation easy!

 

Average Rating 5.0

Application Area:

Kinetics & quantitation

Octet R8 is a great equipment for any lab which would like to test their samples for binding, do kinetic characterization and sample quantitation. It is quite fast and informative (compared to techniques such as ELISA), but it is costlier.

Review Date: 13 May 2024 | Sartorius Group

Would buy that instrument again.

 

Average Rating 5.0

Application Area:

IgG Quantitation in Cell Line Development

Easy to use instrument, good results. Easy to explain to new users. Great support.

Review Date: 14 Jul 2022 | Sartorius Group

Superb instrument, ideal for high throughput work!

 

Average Rating 5.0

Application Area:

Protein-ligand and Protein-protein interaction, fragment based drug development

The equipment is very easy to operate and great user interface. Moreover, we have achieved great results in our experiments. In fact, we need a very less quantity of protein/ligand to quantitate. It is extremely fast and can perform high throughput experiments easily. Great for screening purposes.

Review Date: 2 Apr 2022 | Sartorius Group

First choice for interaction studies.

 

Average Rating 4.7

Application Area:

Drug discovery

Octet is very easy to use system for fast screening of protein - small molecule interaction studies. Easy to maintain and definitely value for the money because of time saved in measurements time.

Review Date: 20 Jan 2022 | Sartorius Group

Great results, can’t live without this instrument!

 

Average Rating 5.0

Application Area:

Drug discovery

State of the art technology

Review Date: 19 Jan 2022 | Sartorius Group

Great value

 

Average Rating 4.3

Application Area:

High throughput screen

This machine is user-friendly and easy to use, which can be used for HTS.

Review Date: 19 Jan 2022 | Sartorius Group

Great results

 

Average Rating 3.3

Application Area:

Analysis

Great results

Review Date: 19 Jan 2022 | Sartorius Group

Using BLI technology - Octet R series has no match

 

Average Rating 5.0

Application Area:

Drug discovery

Octet R series is fast, easy to use & software is very friendly. Results can be obtained in 3 - 4 hrs run time, even with low volume samples. I strongly recommend as it is very economical , compared to other players in market. Efficient sales & service team to serve customers. Prompt service by team Sartorius.

Review Date: 11 Jan 2022 | Sartorius Group

Powerhouse biomolecular equipment.

 

Average Rating 5.0

Application Area:

Protein ligand binding and antibody kinetics

A powerful addition to our lab. The striking feature that comes up time and again is that the sample is preserved so the ability to control experiments and analyse samples by other techniques is a huge advantage over injection-based flow systems. I can run multiple antibodies through the very same sample and be certain that the result is real and not just ruled out as an anomaly or error.

Review Date: 7 Dec 2021 | Sartorius Group

The 8-channel system - Octet® R8 - offers an advanced fluidics-free approach to protein characterization. The independent biosensors allow analysis of single or up to eight channels, enabling flexibility in sample throughput based on need. The Octet system performs quantitation of 96 samples in 32 minutes and kinetic screening of 64 samples in 1.5 hours.

The system utilizes Bio-Layer Interferometry (BLI) technology. The real-time technique enables direct detection of specific proteins and other biomolecules — even in complex mixtures like cell culture supernatants and lysates and low concentration environments.

Furthermore, the label-free technology gathers physiologically relevant data quickly, proving to be a cost-effective method.

Key Benefits:

  • Large dynamic range for comfortable titer determination Versatile kinetic analysis from small molecules (150 Da) to cells
  • Temperature Control (15–40°C) Evaporation protection for long off-rate measurements
  • Full post-analysis sample recovery Low maintenance and operational costs
  • Ready for GxP regulated environments

Popular industrial applications include expression screening, on- and off-rate screening, epitope binning, cell line development and bioprocess optimization.

The Octet® R8 system is widely used in analytical core labs for protein structure/function studies and small molecule screening campaigns. The system has been developed to operate reliably in a regulated environment. Sartorius offers 21 CFR Part 11 software and a full line of GxP products and services as part of the Octet® R8 GxP Package.

Brochures


Product brochuresLife Sciences

Octet Assay Systems: Dip and Read Assays

The Octet family of instruments is designed to meet a broad range of application and workflow requirements, including antibody characterization, a variety of protein interactions and vaccine research. The following brochure outlines the instruments in the Octet Assay family to ensure selection of the best instrument for your application.


Product brochuresLife Sciences

Octet Assay Systems Brochure

This brochure outlines the Octet family of instruments and describes the wide range of applications they can be used for, including; interaction analysis, antibody characterization, vaccine research, lead optimization and pharmacokinetics. It also includes a simple guide to help you chose the right system and biosensor for your application.

Enhanced BLI analytics with new heights of sensitivity

Explore Sartorius’ most advanced biolayer interferometry (BLI) solution, designed for high-throughput, real-time biomolecular interaction analysis. The Octet® R8e delivers best-in-class sensitivity, enabling accurate detection of low molecular weight and low-abundance analytes. With features like 384-well plate compatibility, reduced sample volume (as low as 40 µL), extended unattended runtime (up to 16 hours), and intuitive software for streamlined workflows, this system empowers researchers to achieve reliable results faster and more efficiently. Ideal for applications across drug discovery, biologics development, and manufacturing.


Octet® AAVX biosensors for quantitation of AAV capsids

Adeno-associated virus (AAV), with low immunogenicity and toxicity, has become one of the most promising viral vectors in the field of gene therapy. A rapid and robust method for AAV capsid quantitation is essential for AAV bioprocess development and manufacturing. This tech note introduces a rapid, label-free method for direct capture and quantitation of various AAV serotypes on the Octet® Bio-Layer Interferometry (BLI) Platform using the Octet® AAVX Biosensors.



Small molecule binding kinetics

This application note describes the method setup process for a successful protein-small molecule binding interactions analysis on Octet® R2, R4, R8, RH16, and RH96 instruments. Discover tips on best practices for the preparation of optimal reagents for small molecule binding studies and data analysis including data referencing procedures.


Application NoteLife Sciences

A fast and high-precision influenza vaccine potency assay

This application note presents a vaccine potency assay performed using Octet systems, in which samples are analyzed in their natural state without the use of detergents. Octet systems are capable of analyzing whole virus, split virions and recombinant HA vaccine samples.


Application eBookLife Sciences

Intelligent tools to generate clonal cell lines faster

The generation of biologic-producing cell lines comprises numerous time-consuming, expensive, and often technically challenging steps.

In this new eBook, we examine these challenges in greater detail and explore a range of intelligent analytical solutions that can be incorporated into cell line development workflows to eliminate bottlenecks in clone selection, fast-track development timelines, optimize CQAs, and reduce costs.

Download your free copy today to learn more about:

  • Critical steps in cell line development
  • Areas to improve efficiency
  • Overcoming bottlenecks through streamlined clone selection
  • Accelerating process optimization with integrated analysis tools



Application NoteLife Sciences

Octet Systems: Superior performance, unrivaled flexibility

Your research should be guided by your imagination, not by the limitations of your label-free system. In this brochure, Sartorius introduces the Octet® platform's, with flexible, open-format design and comprehensive menu of biosensors letting you attack research challenges in unique new ways.


Application eBookLife Sciences

Best practices for protein characterization excellence

Recent advancements in the field of biologics, whether in terms of research, development or production, have been greatly attributed to real-time label-free (RT-LF) technologies. This biosensor-based technology is especially crucial for the characterization of molecular interactions across various stages in biopharmaceutical discovery, development and production.

Download this eBook to explore the best practices and protocols to generate high-quality data quickly and easily using the Octet® BLI platform – designed to offer a comprehensive solution for your protein characterization needs. From vaccine potency to quantitative screening of bispecific antibodies, you'll find a range of applications designed to help you:

  • Avoid later-stage failures
  • Rapidly screen large antibody libraries
  • Evaluate diverse assay conditions
  • Fast-track development


Accelerate assay development and reduce cycle times for AAV quantification in complex biological samples

Assessing AAV vector quality in gene therapy manufacturing is crucial, but the current gold standard, serotype-specific ELISA, has its drawbacks — time-consuming and prone to matrix effects. In this webinar, Dr. Yoann Saucereau from ExcellGene reveals how a label-free approach not only cut down on complexities in biological matrices but also enabled a quick, routine method. Now, ExcellGene effortlessly analyzes up to 96 samples in under 30 minutes for efficient AAV platform development.

Key learning objectives

  • Explore how suitable QC workflows are established in AAV development and manufacturing
  • Discover the critical role of assay design and development to determine correct binding kinetics, affinity values or analyte concentrations
  • Consider the optimization and evaluation of an AAV titer assay in comparison to Octet® AAVX Biosensors

Who should attend?

  • Lab researchers

Certificate of attendance
All webinar participants can request a certificate of attendance, including a learning outcomes summary, for continuing education purposes.




Octet BLI solutions: Part 2 – Instruments

The Sartorius Octet® bio-layer interferometry (BLI) system allows researchers to analysis protein-protein and protein-small molecule interactions. In this video, Sartorius introduces the Octet® R series that provides a modular and scalable solution for molecular screening in 96-well microplates.


Octet BLI solutions: Part 3 – Applications

In this video, Sartorius demonstrates the range of applications bio-layer interferometry (BLI) has in biomolecular analysis workflows and the drug discovery pipeline, including the benefits of the Octet® BLI systems across the entire workflow.


Octet BLI solution: Part 1 – Technology

In this video, Sartorius presents the evolution of the Octet® bio-layer interferometry (BLI) system, providing researchers with a label-free approach to monitoring biomolecular interactions, for over 15 years.












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