Using Innovation to
De-Risk &
Accelerate the Discovery & Development of New Therapeutics 


A Breakthrough in Cell Culture Media

BASAL CHO MX growth medium provides a well-balanced combination of amino acids and essential
nutrients, ensuring robust cell growth and maximum productivity in biologics manufacturing.

CELLiST™ serves as a comprehensive solution for all your biologics manufacturing needs.

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Want to Accelerate Your Novel Therapies or Innovative Technologies?

Get more information about our JSR Life Sciences Venture Fund



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Amsphere™ A3

A NextGen 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 

JSR Amsphere Icon Blue

Amsphere A3

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

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JSR Tetramer Icon Blue


Biomarker discovery for companion
diagnostics and the development
& manufacturing of IVDs.

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JSR Magnosphere Icon Blue


Standardized hydrophilic & hydrophobic magnetic microparticles used for life science applications.

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

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JSR Immutex Icon Blue


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

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Our Services

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

Crown Bioscience

Contract Research

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

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Similis Bio

Biosimilar Development

Similis Bio jump-starts your biosimilar program with pre-qualified analytical methods, detailed reference product characterization & off-the-shelf assets. 

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KBI Biopharma

Contract Manufacturing

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

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KBI Webinar Atul Joshi

Speaker: Atul D. Joshi Ph.D., Principal Scientist -
Upstream Process Development


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OnDemand Webinar

CELLiST BASAL CHO MX: High-Productivity Cell Culture Medium for CHO Cell Bioproduction


We are excited to have a speaker from our affiliate company, KBI Biopharma, a global CDMO, present on the new high-productivity cell culture medium.

In recent years, better understanding of CHO cell metabolism has resulted in rapid improvements of cell culture medium formulation resulting in better cell culture performance.

This presentation will focus on the development and performance of the newly launched CELLiST BASAL CHO MX medium. Scientists from KBI Biopharma and JSR Life Sciences have leveraged their process development expertise to develop a unique cell culture medium formulation which has demonstrated better cell culture performance and higher productivity.

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Latest News

Looking for a CDx Partner in Japan?

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MBL Can Help

MBL in Japan is a one stop shop. MBL is #1 for new IVD medical reimbursement approvals in Japan with an Extensive KOL Network required for approvals.


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