Upgrade Your Experiments with High-Quality Recombinant Proteins — Save 10%
Support your research with premium growth factors, cytokines, and recombinant proteins, now available at a limited-time discount.
For a short time, receive 10% off our full Growth Factors & Proteins portfolio when you use promo code PR10 at checkout.
The discount applies to a broad range of protein products, including:
- Stem cell–related proteins: EGF, FGF, G-CSF, SCF, TGF, and more
- Interleukins & Cytokines: IL-2, IL-3, IL-6, IL-11, and others
- Recombinant proteins: Protein A, Protein G, Streptavidin, T7 RNA Polymerase, Ulp1, and more
Whether your work focuses on stem cell differentiation, immune pathway analysis, or protein binding studies, this is an ideal time to replenish your lab supplies while saving.
How to Redeem Your Discount
- Explore our Growth Factors & Proteins catalog
- Add your selected products to your cart
- Enter promo code PR10 at checkout
- Enjoy your 10% off order (before tax and shipping)
Why Researchers Trust Our Proteins
- Ultra-high purity and low endotoxin levels
- Reliable biological activity at low working concentrations
- Extensive selection across species and research applications
- Proven quality for reproducible, publication-ready results
Move your research forward with confidence — and save along the way.
Terms & Conditions
- Valid in the U.S. and Canada only
- Eligible products only. Discount does not apply to Cat. No. OsrHSA
- Offer valid January 28 – February 28
- One-time use per customer
- Discount applies to orders up to $8,000 (before tax & shipping)
- Promo code PR10 must be entered at checkout or noted on purchase orders
- Cannot be combined with other offers or discounts
- Additional exclusions may apply