Human IL4 protein

This Human IL4 protein spans the amino acid sequence from region 25-153aa. Purity: Greater than 95% as determined by SDS-PAGE.

Product Specifications

Product Name Alternative

Interleukin-4; IL-4; B-Cell Stimulatory Factor 1; BSF-1; Binetrakin; Lymphocyte Stimulatory Factor 1; Pitrakinra; IL4

UniProt

P05112

Expression Region

25-153aa

Tag

Tag-Free

Source

E.coli

Origin

Homo sapiens (Human)

Field of Research

Immunology & Inflammation

Endotoxin

Less than 1.0 EU/μg as determined by LAL method.

Purity

Greater than 95% as determined by SDS-PAGE.

Bioactivity

The ED50 as determined in a cell proliferation assay using TF‐1 human erythroleukemic cells is 10-70 pg/ml.

Form

Lyophilized powder

Molecular Weight

15.1 kDa

Storage Conditions

The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.