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High purity bioactive growth factors and cytokines you can rely on. Guaranteed.

We are re-defining industry standards for growth factor quality for stem cell, organoid and regenerative medicine applications.  We set strict and robust biochemical and bioactivity quality criteria and provide all the data on our proteins for you to review online.  Our proteins work exactly the same way, every day, from batch to batch, at any scale you need.

Pancreatic cancer organoids cultured in media with recombinant R-spondin 1
View customer data: replacement of conditioned media with recombinant R-spondin 1
Gremlin can replace noggin in stem cell and organoid culture
Gremlin substitutes for Noggin in stem cell, and intestinal and tumor organoid culture
Protein purification technology to produce exceptionally high purity GDF-15 protein
Exceptional purity, animal-free, E.coli-derived GDF-15. No contaminating proteins.

We provide the highest purity, most reliable recombinant growth factors and cytokines so you can concentrate on your science