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Key Documents

SRP4928

Sigma-Aldrich

Lipocalin-2 human

recombinant, expressed in E. coli, ≥95% (SDS-PAGE), ≥95% (HPLC)

Synonyme(s) :

25 kDa α-2-microglobulin-related subunit of MMP-9, Lipocalin-2, NGAL, Neutrophil gelatinase-associated lipocalin, Oncogene 24p3, p25

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About This Item

Code UNSPSC :
12352200
Nomenclature NACRES :
NA.32

Source biologique

human

Produit recombinant

expressed in E. coli

Pureté

≥95% (HPLC)
≥95% (SDS-PAGE)

Forme

lyophilized

Poids mol.

~20 kDa

Conditionnement

pkg of 50 μg

Technique(s)

activity assay: suitable

Impuretés

endotoxin, tested

Numéro d'accès NCBI

Conditions d'expédition

wet ice

Température de stockage

−20°C

Informations sur le gène

human ... LCN2(3934)

Description générale

Research area: Cell signaling. The gene LCN2 (lipocalin 2) is mapped to human chromosome 9q34. LCN2, a secreted glycoprotein, is an adipokine. It is expressed by many cells, such as respiratory and intestinal epithelial cells, endothelial cells, renal tubular cells, and cardiomyocytes. LCN2 belongs to the lipocalin family. LCN2 consists of the lipid binding domain that binds to small hydrophobic molecules and the ligand binding cavity that binds to bacterial and mammalian proteins called siderophores.

Application

LCN2 (lipocalin 2)-human has been used in the cell proliferation assay.It has also been used in conductometric immunoassay in renal carcinoma cells.

Actions biochimiques/physiologiques

LCN2 (lipocalin 2) potentially connects obesity and its related adipose inflammation. LCN2 has also been implicated in a variety of processes including cell differentiation, tumorigenesis, and apoptosis. It is an early marker of acute kidney injury, cardiovascular diseases, lupus nephritis, and intestinal inflammation. LCN2 is upregulated in humans with heart failure. It can associate with MMP9 (matrix metalloproteinase-9) and controls its stability. Changes in the expression of LCN2 are associated with many cancers, including breast, colorectal, pancreatic, ovarian, gastric, thyroid, ovarian, bladder, and kidney cancers.LCN2 acts as a pleiotropicmolecule and plays a role in several pathophysiological and physiologicalactivities including immune response, inflammation, metabolic homeostasis, andinfection.

Forme physique

Lyophilized with no additives.

Reconstitution

Centrifuge the vial prior to opening. Avoid freeze-thaw cycles.
Reconstitute in water to a concentration 0.1-1 mg/mL. The solution can then be further diluted to other aqueous solutions.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Consulter la Bibliothèque de documents

Gordon P Otto et al.
PloS one, 10(4), e0124429-e0124429 (2015-04-22)
Acute kidney injury (AKI) during sepsis is common and underestimated. Plasma neutrophil gelatinase-associated lipocalin (plasma-NGAL) is discussed as new biomarker for AKI diagnosis, but during inflammation its function and diagnostic impact remain unclear. The association between plasma-NGAL and inflammatory markers
Epigenetic induction of epithelial to mesenchymal transition by LCN2 mediates metastasis and tumorigenesis, which is abrogated by NF-?B inhibitor BRM270 in a xenograft model of lung adenocarcinoma.
International Journal of Oncology, 48, 84-98 (2016)
Guoliang Wang et al.
International journal of biological sciences, 10(7), 798-806 (2014-08-01)
A key feature of pulmonary hypertension (PH) is the remodeling of small pulmonary arteries due to abnormal pulmonary artery smooth muscle cell (PASMC) proliferation and resistance to apoptosis. However, the cellular mechanisms underlying how PASMCs in the pathological condition of
Network based analyses of gene expression profile of LCN2 overexpression in esophageal squamous cell carcinoma.
Wu B
Scientific Reports, 4, doi: 10-doi: 10 (2014)
Increased adipose tissue expression of lipocalin-2 in obesity is related to inflammation and matrix metalloproteinase-2 and metalloproteinase-9 activities in humans.
Catalan V
Journal of Molecular Medicine, 87, 803-813 (2009)

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