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IL-1beta, human recombinant

 
Catalog No.
P1018
IL-1β,促炎细胞因子,在大肠杆菌中表达。
组合的产品项目
规格价格库存 数量
10ug
¥ 2,216.00
Ship with 5-10 days
100ug
¥ 9,512.00
Ship with 5-10 days
500ug
¥ 21,342.00
Ship with 5-10 days

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A

背景

Interleukin-1 beta (IL-1β) is a non-secreted proinflammatory cytokine produced mainly by activated macrophages, as well as neutrophils, epithelial cells, and endothelial cells. It possesses metabolic, physiological, haematopoietic activities, and plays one of the central roles in the regulation of the immune responses. Both IL-1α and IL-1β binds to the same receptor and has similar but not identical biological properties; The mature human IL1β shares 96 % amino acid sequence identity with rhesus and 67 % -78 % with canine, mouse and rat IL-1β. 

Reference:

1. Bankers-Fulbright, J.L., K.R. Kalli, and D.J. McKean. 1996. Life Sci, 59: 61-83

2. Dinarello, C.A. 1997. Semin Oncol, 24: S9-81-S9-93

3. Martinon, F., and J. Tschopp. 2007. Cell Death Differ, 14: 10-22

4. Auron, P.E., A.C. Webb, L.J. Rosenwasser, et al. 1984. Proc Natl Acad Sci U S A, 81: 7907-11.

Description

Gene ID

3553

Accession #

P01584

Alternate Names

Catabolin, Leukocyte Endogenous Mediator, LEM, Lymphocyte-activating factor, LAF, Mononuclear Cell Factor, MCF , Endogenous Pyrogen, EP

Source

Escherichia coli.

M.Wt

Approximately 17.3 kDa, a single non-glycosylated polypeptide chain containing 153 amino acids.

AA Sequence

APVRSLNCTL RDSQQKSLVM SGPYELKALH LQGQDMEQQV VFSMSFVQGE ESNDKIPVAL GLKEKNLYLS CVLKDDKPTL QLESVDPKNY PKKKMEKRFV FNKIEINNKL EFESAQFPNW YISTSQAENM PVFLGGTKGG QDITDFTMQF VSS

Appearance

Sterile Filtered White lyophilized (freeze-dried) powder.

Stability & Storage

Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

- 12 months from date of receipt, -20 to -70 °C as supplied.

- 1 month, 2 to 8 °C under sterile conditions after reconstitution.

- 3 months, -20 to -70 °C under sterile conditions after reconstitution.

Formulation

 

Lyophilized from a 0.2 µm filtered concentrated solution in PBS, pH 7.4.

Reconstitution

We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1 % BSA to a concentration of 0.1-1.0 mg/mL. Stock solutions should be apportioned into working aliquots and stored at ≤ -20 °C. Further dilutions should be made in appropriate buffered solutions.

Biological Activity

Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using murine D10S cells is less than 1.0 pg/ml, corresponding to a specific activity of > 1.0 × 109 IU/mg.

Shipping Condition

Gel pack.

Handling

Centrifuge the vial prior to opening.

Usage

For Research Use Only! Not to be used in humans.

 

质量控制

质量控制和DataSheet

批次:
    纯度 > 97 % by SDS-PAGE and HPLC analyses.
    Endotoxin: Less than 1 EU/µg of rHuIL-1β as determined by LAL method.
  • Datasheet

相关生物数据

IL-1beta

相关生物数据

IL-1beta