Molecular Weight
900 kD (unreduced)

Source
Engelbreth-Holm-Swarm (EHS) mouse tumor

Quality
Purity >/ 90% by SDS-PAGE
Tested for ability to initiate neurite outgrowth of NG-108 Mouse neuroblastoma cells
Found negative for the presence of bacteria, fungi, and mycoplasma

Preparation and Storage
Stable for at least three months at -70 °C. Avoid multiple freeze-thaws.

Handling
For a firm gel, a concentration of at least 3.5 mg/ml is recommended.

Formulation
High concentration laminin/entactin complex frozen in Dulbecco‘s PBS