| Description | DDX28 Human Pre-designed siRNA Set A contains three designed siRNAs for DDX28 gene (Human), as well as a negative control, a positive control, and a FAM-labeled negative control. Components DDX28 siRNA-1: 5 nmol (HPLC) DDX28 siRNA-2: 5 nmol (HPLC) DDX28 siRNA-3: 5 nmol (HPLC) siRNA Negative Control:DDX28 Human Pre-designed siRNA Set A contains three designed siRNAs for DDX28 gene (Human), as well as a negative control, a positive control, and a FAM-labeled negative control. Components DDX28 siRNA-1: 5 nmol (HPLC) DDX28 siRNA-2: 5 nmol (HPLC) DDX28 siRNA-3: 5 nmol (HPLC) siRNA Negative Control: 5 nmol (HPLC) FAM-labeled siRNA Negative Control: 5 nmol (HPLC) GAPDH siRNA Positive Control:5 nmol (HPLC)... Read More | Inquire | Collagenase NB 1 is chromatographically highly purified; therefore it contains a very high collagenolytic activity. It is largely free from additional enzymatic activities like clostripain, trypsin-like activity and neutral protease, as well as endotoxins.SpecificationsContains chromatographically Collagenase NB 1 is chromatographically highly purified; therefore it contains a very high collagenolytic activity. It is largely free from additional enzymatic activities like clostripain, trypsin-like activity and neutral protease, as well as endotoxins.SpecificationsContains chromatographically highly purified class I and class II collagenase (1).Largely free from clostripain, trypsin-like protease and neutral protease.Vial contains not less than 2000 PZ U collagenase.Activity (Wünsch): ≥ 3.00 U/mgEndotoxin: ≤ 10.0 EU/mg (Ph. Eur.)(Clostridiopeptidase A)EC 3.4.24.3 • Mr ca. 70 000 - 120 000 (collagenases) • CAS [9001-12-1]ApplicationCollagenase NB 1 is, mostly in combination with Neutral Protease NB, suitable for cell isolation from several tissue types.References and DefinitionsUnit definition: Collagenase: 1 U according to Wünsch (2) catalyzes the hydrolysis of 1 µmole 4-phenylazobenzyloxycarbonyl-L-prolyl-L-leucylglycyl-L-prolyl-D-arginine per minute at 25 °C, pH 7.1.Endotoxin: Ph. Eur. (1 Endotoxin Unit is equal to 1 International Unit of a WHO approved reference standard endotoxin (RSE)).References1. Bond, M.D. & van Wart, H.E. (1984) Biochemistry 23, 3077-30912. Wünsch, E. & Heidrich, H.G. (1963) Hoppe-Seyler's Z. Physiol. Chem. 333, 149-51... Read More | Inquire | Purity: >90%, by SDS-PAGE visualized with Coomassie® Blue Staining. Function:Actin cross-linking/gelling protein (By similarity). Involved in calcium interactions and contractile properties of the cell that may contribute to replicative senescence |