Biological Activity
Fully biologically active when compared to standard. The biological activity determined by a chemotaxis bioassay using human peripheral blood monocytes is in a concentration range of 1.0-10 ng/ml.

Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.

Formulation
Lyophilized from a 0.2 μm filtered concentrated solution in 20mM PB, pH 7.4, 100 mM NaCl.

Endotoxin
Less than 1 EU/μg of rHuRANTES/CCL5 as determined by LAL method.Usage This material is offered by Shanghai PrimeGene Bio-Tech for research, laboratory or further evaluation purposes. 

Usage
This material is offered by Shanghai PrimeGene Bio-Tech for research, laboratory or further evaluation purposes. NOT FOR HUMAN USE.