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Introducing Amsphere™ A3 

A next generation Protein A chromatography resin.

Amsphere A3 is a next generation Protein A chromatography resin for advanced protein separation in downstream processing of therapeutic antibodies manufacturing.

Besides an outstanding high capacity, Amsphere A3 has an overall improved process robustness, flow characteristics, optimized impurity removal, productivity and resin lifetime.

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Our Products

We offer a variety of life sciences products across all stages of biopharmaceutical development and manufacturing 

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Amsphere A3

A next generation, high capacity protein A chromatography resin for advanced protein separation in downstream processing.


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Chromassette

An innovative chromatography platform that helps improve the operational efficiency & productivity of your purification processes.
Product under development.

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Magnosphere

Hydrophilic & hydrophobic magnetic microparticles which can be used for life science research & in vitro diagnostic use.



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Blockmaster

Blocking agent composed of 100% chemically synthesized polymers, devoid of the safety & purity issues of biological blocking reagents.


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IMMUTEX

Uniform-sized polystyrene latex particles for agglutination tests in clinical diagnostics with a variety of sizes & surfaces available.


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MBL International

Providing high-quality products & solutions to advance life science research in the drug discovery & development fields.


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Our Services

Our affiliates provide a wide range of research, diagnostic, & bioprocess services.

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Contract Research

Crown Bio is a contract research & translational technology company making precision medicine a reality.

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Cell Line Development

Selexis SA is the global leader in cell line development with best-in-class modular technology & highly specialized solutions.

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Contract Manufacturing

KBI Biopharma is a contract development and manufacturing organization for the 21st Century.

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WEBINAR: Optimizing HCP removal during Protein A chromatography step

Sessions in US, EU and APAC

Host cell derived impurities such as host-cell proteins (HCP) and DNA can affect product quality, safety, and efficacy. The impact of intermediate wash conditions during the initial capture step of Protein A will be reviewed during this webinar. Join Ryo Doi, PhD, our Senior Applications Engineer, to learn how Amsphere A3, our alkali stable protein A resin can help.

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Latest News

JSR Life Sciences Expands its European Gene-to-GMP Biologics Manufacturing Facilities for Selexis and KBI Biopharma in Geneva, Switzerland

SUNNYVALE, California, October 20, 2020 – JSR Life Sciences, LLC today announced that it is increasing its European footprint with a newly expanded, state-of-the-art facility that will co-locate primary European operations for its affiliate companies KBI Biopharma and Selexis SA. The two companies...

Crown Bioscience Invests in Process Excellence with the Appointment of New Vice President of Global Quality

San Diego, Calif - October 8, 2020 - Crown Bioscience today announces the appointment of Pam Shang as vice president for global quality. Mrs. Shang will be instrumental in further enhancing global quality across the company, leveraging her deep expertise in implementing quality systems for pharma...

Igyxos and Selexis Enter Service Agreement to Advance Igyxos’ First-In-Class Monoclonal Antibody for the Treatment of Human Infertility

Geneva, Switzerland, and Nouzilly, France - September 2, 2020 - Selexis SA and Igyxos announced today that they have entered into a service agreement to develop Igyxos’ first-in-class monoclonal antibody (mAb) drug candidate for the treatment of human infertility. Under the agreement, Igyxos will...

Webinar: Developing an Effective CIP Strategy for your Protein A Step

ON DEMAND

Extending the lifetime of Protein A resin during the downstream process of manufacturing a biomolecule can have significant positive effects on your process economy. In this webinar, NaOH in combination with ethylene glycol, ethanol, IPA, and thioglycerol are examined. Bacterial challenge, soaking, and life cycle data on Amsphere A3 resin using PAA will be presented.

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