The Swine IL-8 yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Swine IL-8 applications are for cell culture, ELISA standard, and Western Blot Control. The Swine IL-8 yeast-derived recombinant protein can be purchased in multiple sizes. Swine IL-8 Specifications: (Molecular Weight: 9.1 kDa) (Amino Acid Sequence: ARVSAELRCQ CINTHSTPFH PKFIKELRVI ESGPHCENSE IIVKLVNGKE VCLDPKEKWV QKVVQIFLKR TEKQQQQQ (78)) (Gene ID: 396880). For research use only. Made in the USA