Enoticumab (REGN421, SAR153192) is an IgG1κ antibody targeting human Dll4. DLL4 is a ligand of the Notch signaling pathway and regulates fatty acid uptake through non-transcriptional regulation of macropinocytosis-dependent long-chain fatty acid uptake. Specific in vivo activity of Enoticumab in an ovarian xenograft model. EGN421 (2.5 mg/kg once weekly) resulted in 86% and 83% tumor growth inhibition in mouse subcutaneous TOV-112D or intraperitoneal A2780 human tumor xenograft models, respectively.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.