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Human recombinant TNF alpha protein, GMP Europäischer Partner

ArtNr BOS-PROTP01375-9-100ug
Hersteller Boster
Menge 100 ug
Quantity options 100 ug 1 mg
Kategorie
Format Lyophilized
Applikationen ELISA, Cell Culture
Specific against Human (Homo sapiens)
Konjugat/Tag HIS
Sequence MVRSSSRTPSDKPVAHVVANPQAEGQLQWLNRRANALLANGVELRDNQLVVPSEGLYLIYSQVLFKGQGCPSTHVLLTHTISRIAVSYQTKVNLLSAIKSPCQRETPEGAEAKPWYEPIYLGGVFQLEKGDRLSAEINRPDYLDFAESGQVYFGIIAL with polyhistidine tag at the C-terminus.
Alias TNFSF2,Cachectin,Differentiation-inducing factor (DIF),Necrosin,Cytotoxin,TNS_x0002_F1A
Lieferbar
Manufacturer - Category
Recombinant Proteins
Manufacturer - Conjugate / Tag
His Tag (C-term)
Storage Conditions
Lyophilized protein should be stored at -20°C for 1 year.
Upon reconstitution, store at 2°C to 8°C for up to 1 week. Further dilute in a buffer containing a carrier protein or stabilizer (e.g. 0.1%
BSA, 10%FBS, 5%HSA or 5% trehalose solution), protein aliquots should be stored at -20°C or -80°C for 3-6 months. Avoid repeated freeze/thaw cycles.
Molecular Weight
The protein has a calculated MW of 18.3 kDa.
The protein migrates as 17 kDa under reducing condition (SDS-PAGE analysis).
Manufacturer - Format
Lyophilized from a 0.2 µm filtered solution of PBS, pH 8.0.
Calculated Molecular weight
The protein has a calculated MW of 18.3 kDa.The protein migrates as 17 kDa under reducing condition (SDS-PAGE analysis).
Gene Name
TNF
Purification
>97% as determined by SDS-PAGE analysis.
Reconstitution
Centrifuge at 3000 rpm for 5 mins before opening. It is recommended to reconstitute the lyophilized protein in sterile H₂O to a concentration not less than 0.5 mg/mL and incubate the stock solution at RT for at least 20 min to ensure sufficient re-dissolved.
Description
Tumor necrosis factor alpha (TNF alpha) stimulates the acute phase of the immune response. In response to a pathogen, TNF alpha is one of the first to be released and can apply its effects in many organs. TNF alpha stimulates the release of corticotropic releasing hormone, suppresses appetite, and induces fever, in the hypothalamus. TNF increase vasodilation and loss of vascular permeability, it helps recruit lymphocyte, neutrophil, and monocyte to the inflammation site by regulating chemokine release.
Bioactivity/Biological Activity
Measure by its ability to induce cytotoxicity in L929 cells in the presence of actinomycin D. The ED₅₀ for this effect is < 0.1 ng/mL. The specific activity of recombinant human TNF alpha is approximately ≧ 1 x 10⁷ IU/mg, which is calibrated against the human TNF Alpha WHO International Standard (NIBSC code: 12/154).
Endotoxin level
<0.05 EU per 1 μg of the protein by the LAL method.

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Alle Produkte sind nur für Forschungszwecke bestimmt. Nicht für den menschlichen, tierärztlichen oder therapeutischen Gebrauch.

Menge: 100 ug
Lieferbar: In stock
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Lieferung vsl. bis 04.12.2025 

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