Extracellular HMGB1 is an activator of human tumor cell migration operating in concert with EGF. HMGB1 encodes a protein that is potentially involved in the regulation of lipogenic and cholesterogenic gene transcription.
Use a manual defrost freezer and avoid repeated freeze-thaw cycles. Store at 4°C short term (1-2 weeks). Store at -20°C 12 months. Store at -80°C long term.