Bovine interleukin 4,IL-4 ELISA Kit,
https://www.cellclassifier.org/shop/399-csb-el011659bo-bovine-interleukin-4-il-4-elisa-kit-12917
https://www.cellclassifier.org/web/image/product.template/12917/image_1920?unique=c34017a
This Bovine is guaranteed a interleukin with the use of 4,IL-4 and directly supplied ELISA to your lab by Gentaur's warehouse.
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