Protein Sciences

Our protein sciences laboratory offers flexible solutions, whether you need standalone offerings or services integrated with our Vaccines and Discovery Sciences services.  We tailor our approach to meet your needs, delivering biological products customized to your specifications in terms of scale, purity, activity, and other analytical characteristics, all within the required timeline.

Our scientists are available to collaborate on your complex projects, including de novo design, construction, purification, and analytical characterization of novel proteins and antibodies. Whether working with pseudotyped virsuses, mRNA or other biological products, our team excels in producing and purifying materials derived from various media, including cell cultures, bacteria and serum. We leverage a variety of analytical methods, with scientists and operations teams working together to promptly deliver exceptional products that adhere to stringent quality standards.  Our protein sciences laboratory in Laval, Quebec, Canada recently achieved ISO^® 9001:2015 certification for its Quality Management System.

• 15+ years of experience in high-throughput protein production tailored to your specifications
• Turnaround as quickly as 4 weeks based on your study needs, with internal processes to ensure scalable products
• Seamless integration with our vaccine and other discovery teams
• Recombinant proteins with high purity, validated bioactivity, and high-binding affinity
• Experience with difficult-to-express proteins, including viral, bacterial or human proteins, hetero-oligomers, lipoproteins and particles-forming proteins (VLPs, pseudotyped viruses)
• Expert scientists available for consultation and guidance 
• Product-specific purification and characterization strategies with stringent quality parameters to ensure stability and reproducibility
• ISO 9001:2015 certification for the Quality Management System at our protein sciences laboratory in Laval, Quebec, Canada

Our services

• Custom recombinant protein expression and purification
• Multiple protein expression systems, including mammalian cells, baculovirus, yeast, E. coli, cell-free system
• Pseudotyped virus with reporter gene
• Protein/peptide conjucation and labeling (SILAC, biotin, flurophore)
• Virus-like particles (VLPs, HPV, norovirus, etc.)
• HTP experiment
• mRNA generation, purification (RP-HPLC), transfection/production)
• Molecular biology including gene design and synthesis, qPCR, cloning, genome edition, sequencing, etc.
• Characterization, including secondary/tertiary structure, intact molecular weight, process-related impurities, protein activity, thermal stability, purity and identity, aggregation and sizing

• Disease-specific products (such as SARS Co-V-2 antigens and pseudoparticles)

Our products

• View and search our commonly stocked items below
• Viral, bacterial, human proteins
• Antibodies
• Intracellular, membrane and surface proteins
• Native protein
• Complex/multimeric proteins
• Hetero-oligomer proteins
• Lipoproteins
• Particle-forming proteins (virus-like particles)
• Enzymes
• Immune system proteins/peptides
• General tools to support development of immunoassays