Growth factors & cytokines
Recombinant growth factors and cytokines, low-endotoxin, lot-traced.
Recombinant growth factors, cytokines, chemokines and morphogens, expressed in E. coli, HEK293 or CHO depending on which system gives the correct fold and post-translational state. Every product page names the expression host, the amino-acid range, and the observed mass by SDS-PAGE.
Bioactivity is published as an ED50 with the assay that produced it. Endotoxin is measured by LAL on the final filled solution. Proteins ship as sterile-filtered liquid in plastic vials, frozen, not lyophilized.
Growth factors ship frozen on dry ice, overnight only; the shipping class is printed on every card below.
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6 subcategoriesCards marked waitlist are made in scheduled batches rather than held on a shelf. The spec and the list price below are the real ones: join the list on a product page and we email you the date its next batch is scheduled, before you commit to anything. Anything marked in stock ships the same business day.