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I2778

IL-1α human

≥98% (SDS-PAGE and HPLC), recombinant, expressed in E. coli, lyophilized powder, suitable for cell culture

Synonym(s):

IL-1α, hIL-1α., Interleukin-1α human, Lymphocyte activating factor

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About This Item

UNSPSC Code:
12352202
NACRES:
NA.77
MDL number:
Biological source:
human
Recombinant:
expressed in E. coli
Assay:
≥98% (SDS-PAGE and HPLC)
Form:
lyophilized powder
Mol wt:
~17 kDa
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Product Name

Interleukin-1α human, IL-1α, recombinant, expressed in E. coli, lyophilized powder, suitable for cell culture

biological source

human

Quality Segment

recombinant

expressed in E. coli

assay

≥98% (SDS-PAGE and HPLC)

form

lyophilized powder

quality

endotoxin tested

mol wt

~17 kDa

packaging

pkg of 2 and 10 μg

technique(s)

cell culture | mammalian: suitable

UniProt accession no.

storage temp.

−20°C

Gene Information

human ... IL1A(3552)

General description

Interleukin-1α (IL-1α) is a cytokine that belongs to the interleukin-1 (IL-1) family.[1] It is located intracellularly in hematopoietic and non-hematopoietic cells.[2] IL-1α gene is located on the human chromosome at 2q14.1.

Application

Interleukin-1α (IL-1α) has been used:
  • to study its effects on human colorectal adenocarcinoma cells[3]
  • to stimulate primary human fetal retinal pigment epithelium (hfRPE) cells[4]
  • to pre-stimulate human THP-1 monocytes[5]

Biochem/physiol Actions

Interleukin-1α (IL-1α) plays a crucial role in inflammation during cell necrosis. It also regulates the recruitment of interleukin-1β (IL-1β), neutrophils, chemokines, and other cytokines at the site of injury. IL-1α exhibits a dual function of binding to its cell surface receptor as well as chromatin.[1]

Physical form

Lyophilized from 0.2 μm filtered 10 mM sodium phosphate , pH 8.0, plus 50 mm NaCl and 50 μg bovine serum albumin (BSA) per μg cytokine.

Analysis Note

The proliferative activity of human IL-1α is tested in culture using the murine cell line D10S.

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This Item
SRP3310SRP3096H6291
technique(s)

cell culture | mammalian: suitable

technique(s)

-

technique(s)

cell culture | mammalian: suitable

technique(s)

cell culture | mammalian: suitable

biological source

human

biological source

human

biological source

human

biological source

human

recombinant

expressed in E. coli

recombinant

expressed in E. coli

recombinant

expressed in E. coli

recombinant

expressed in HEK 293 cells

assay

≥98% (SDS-PAGE and HPLC)

assay

≥98% (HPLC), ≥98% (SDS-PAGE)

assay

≥95% (SDS-PAGE)

assay

≥95% (SDS-PAGE)

Quality Level

100

Quality Level

-

Quality Level

300

Quality Level

100

form

lyophilized powder

form

lyophilized

form

lyophilized

form

lyophilized powder


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

ppe

dust mask type N95 (US), Eyeshields, Gloves

flash_point_f

No data available

flash_point_c

No data available



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Instructions






Global Trade Item Number

SKUGTIN
I2778-2UG04061833848692
I2778-10UG04061833848685

Questions

  1. How should this product, IL-1alpha human, be dissolved/reconstituted?

    1 answer
    1. Reconstitute contents of one vial with sterile-filtered buffered saline containing 0.1–1.0% BSA or HSA to prepare a working solution containing 1 ug/ml of the cytokine. If aseptic technique is used, additional filtration should not be necessary and should be avoided due to possible adsorption onto the filter membrane. Please see the link below to review additional information provided in the product Datasheet:
      https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/documents/331/684/i2778dat.pdf

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