recombinant protein production

Ampersand Biosciences develops, manufactures, and validates multiplex immunoassays for the Luminex platform, along with proteins and antibodies. Founded in 2015 and based in Lake Clear, New York, it offers custom assay development and biomarker sample testing for drug discovery and pre-clinical research, including cytokine panels for ferret, hamster, mouse, rat, canine, and human samples.

antibody productionassay scale-up manufacturingassay validationbiomarker sample testingELISA developmentLuminex multiplex assay development

Antagen Pharmaceuticals Inc. (also named Antagen Biosciences, Inc.) is a biotechnological company providing biomedical and biotechnical services and products to the biotech/biopharmaceutical industry and biomedical community. It offers CRO/CDMO services and product development targeting infectious diseases, cancer, and autoimmune disorders, grounded in mammalian cell expression platforms, glyco-engineered CHO cell expression technology, and therapeutic antibody development.

Fut8-/- CHO cell systemgeneration of stable CHO and HEK293 cell linesglyco-engineered CHO cell expression technologyhigh-efficiency purificationIgG-IgA Technologymammalian cell expression platformstherapeutic antibody development

of page ANTIBODY Antibody Humanization Biosimilar Antibodies IHC Service ​ELISA Development Extra Antibody Services Service Areas HUMAN AND ANIMAL CELLS Primary Cells Cell Immortalization Cell Tagging for in vitro and in vivo tracing GPCR Functional Assay Platform Development OUR VISIONAntigen Targeting & Consulting Service Incorporated (ATCS Inc), is dedicated to providing top-quality custom-based services in analyzing ANTIGENS at the protein level with up-to-date technologies. As an R&D entity, ATCS is also pursuing the development of therapeutic candidates based on modern immunology and oriental traditional medicine. ​ ​our_vision JOIN USWork somewhere different! ​ At ATCS Inc, we all have clear goals to achieve, and we’re encouraged to be creative in how we get there. No matter what your role is, be it an administrator or a lab technician, we know that tried-and-tested doesn’t.

antibody humanizationantibody purificationcell immortalizationcell taggingcharacterizationconjugationELISA developmentGPCR functional assay platform developmenthybridoma cell culture

Aragen Bioscience is a biologics research and development partner for biotechnology companies worldwide, offering discovery, development, and manufacturing services. It has three decades of experience and operates with a US-India model, with a facility in Morgan Hill, California and operations in Bengaluru, India. Its services span cell line development, bioproduction, process development, analytical development, formulation development, and GMP biologics manufacturing.

analytical development and characterisationantibody engineeringbioproductioncell line developmentformulation developmentGMP biologics manufacturinghistology and digital pathologyimmunology and in vitro pharmacologypreclinical efficacy testingprocess development

Biomatik has supported the life sciences and drug discovery communities since 2002, offering a catalog of bioreagents including proteins, antibodies, enzymes, biochemicals, and ELISA kits, alongside custom services such as gene and peptide synthesis, protein expression, antibody production, and antibody sequencing. The company reports over 72,000 custom-made products delivered and a global reach of 35+ distributors.

antibody productionantibody sequencingcodon optimizationgene synthesispeptide synthesis

BioVendor is a developer and manufacturer of research and diagnostic products, including immunoassays, recombinant proteins, antibodies, and endotoxin-removal products. Its products are the result of long-term biotechnology R&D activities aimed at the international research and diagnostic community, and its customers include world-renowned scientific institutions.

biotechnology R&Dimmunoassay developmentmonoclonal and polyclonal antibody developmentnext generation sequencing

Cell Culture Collective is a life science supplier with over two decades of experience specializing in cell culture and diagnostic processed serum, cholesterol concentrates, and purified proteins. The company offers a New Lab Program and partners with SmartMCs to provide microcarriers, photocrosslinkable hydrogels, microfluidic solutions, and consumables.

cell culturecholesterol concentratesdiagnostic processed serum productionECM-coated plasticspurified proteins

Curia is a global contract research, development and manufacturing organization (CDMO) with over 30 years of experience guiding clients through drug discovery, development, and manufacturing. It offers services across Small Molecule, Generic APIs, Sterile Drug Product, and Biologics, operating an integrated network of 20+ facilities and 3,000+ professionals across North America, Europe, and India.

analytical testingantibody discovery and engineeringchemical process R&Ddownstream process developmentdrug discoveryfermentationflow chemistryGMP manufacturinghigh potency API (HPAPI) manufacturingLNP formulationmammalian cell line developmentmRNA process developmentrecombinant antibody productionsterile API manufacturingupstream process development

Dyadic Applied BioSolutions (NASDAQ: DYAI) is a global industrial biotechnology company that uses proprietary microbial platforms, including the C1 and Dapibus expression systems, to produce recombinant proteins sold or licensed to partners across life sciences, food and nutrition, and bio-industrial markets. Its journey began in the 1980s with industrial enzyme development and advanced in the 1990s with the discovery of its fungal host Thermothelomyces heterothallica. In 2025 it rebranded as Dyadic Applied BioSolutions.

C1 expression systemcGMP productionDapibus expression systemdownstream purificationfungal expression systemsGRAS-designated animal-free productionlarge-scale biomanufacturing validated at >100,000 L scalemicrobial expression platformsprotein co-development and customization