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Human IL-15 Antibody - Ordesekimab Biosimilar

Product Unit size Cat. code Docs. Qty. Price

Anti-hIL-15-hIgG1

Human IL-15 (Ordesekimab) antibody - Human IgG1

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100 µg

3 x 100 µg

hil15-mab1
+-
$109

Binding of anti-IL-15 mAb
Binding of anti-IL-15 mAb

InvivoGen also offers:

HEK-Blue™ IL-2 cells
Recombinant human IL-15

Anti-human IL-15 - Ordesekimab biosimilar - CAS #879293-15-9

Anti-hIL-15-hIgG1 is a biosimilar antibody of Ordesekimab, a human interleukin-15 (IL-15) antibody that inhibits IL-15 signaling. This monoclonal antibody (mAb) is currently under investigation for the treatment of non-responsive celiac disease.

More details More details

 

Anti-hIL-15-hIgG1 comprises the variable region of Ordesekimab and the IgG1 constant region of Ordesekimab.

This mAb can be used together with HEK-Blue™ IL-2/IL-15 cells for screening and neutralization assays to inhibit IL-15 signaling induced by recombinant human IL-15 (see figure).

 

Key features

  • Each lot is functionally tested and validated.
  • The complete sequence of the antibody construct was verified.
  • The absence of endotoxins is determined using the EndotoxDetect™ assay.

 

All InvivoGen products are for internal research use only, and not for human or veterinary use.

Figures

Neutralization of IL-15 signaling using Ordesekimab biosimilar
Neutralization of IL-15 signaling using Ordesekimab biosimilar

Dose-dependent inhibition of HEK-Blue™ IL-2/IL-15 cell response using Ordesekimab biosimilar. Increasing concentrations of Anti-hIL-15-hIgG1 (0.1 ng/ml - 10 µg/ml) were incubated with recombinant human (h)IL-15 (30 pg/ml) for 1 h before the addition of HEK-Blue™ IL-2/IL-15 cells. After overnight incubation, SEAP activity in the cell culture supernatant was assessed using QUANTI-Blue™ Solution. Data are shown in percentage of activity (%) (mean ± SEM).

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Specifications

Application: Neutralization assay, ELISA

Isotype: Human IgG1

Recommended isotype control: Human IgG1

Target: Human IL-15

Species reactivity: Human

Clone: Ordesekimab, AMG 714, PRV-015

Cas number: 879293-15-9

Sterility: 0.2 µm filtration

Source: CHO cells 

Production: Animal-free

Purification: Protein A

Molecular weight: 145.1 kDa

Physical form: Lyophilized

Formulation buffer: Sodium phosphate buffer with glycine, saccharose, and stabilizing agents

Preservative: Azide-free

Reconstitution buffer: Sterile water (not provided)

Purity: ≥ 95 %

Quality control: Each lot is functionally tested and validated

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Contents

Anti-hIL-15-hIgG1 purified monoclonal antibody is provided azide-free and lyophilized. It is available in two quantities:

  • hil15-mab1: 100 µg
  • hil15-mab1-03: 3 x 100 µg

 

room temperature The product is shipped at room temperature.

store Upon receipt, store lyophilized antibody at -20 °C.

stability Lyophilized product is stable for at least 1 year.

Alert Avoid repeated freeze-thaw cycles.

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Details

Ordesekimab and IL-15 background

Ordesekimab (also known as AMG 714 or PRV-015) is a fully human IgG1 monoclonal antibody (mAb) designed to target interleukin-15 (IL-15). By binding to IL-15, Ordesekimab inhibits the interaction of IL-15 with the IL-2Rβ and common γ chain of the IL-15 receptor complex, but not the interaction of IL-15 with the IL-15Rα chain [1].

IL-15 plays a vital role in supporting the function and survival of various cell types, and while its expression is normally well-controlled, elevated levels have been observed in several organ-specific autoimmune diseases [2]. In particular, it is described as a key driver of celiac disease, promoting the activation of intraepithelial CD8⁺ lymphocytes that destroy intestinal epithelial cells and lead to villous atrophy [3]. Given its central role in disease pathogenesis, IL-15 is an attractive therapeutic target. 

The anti-hIL-15 mAb Ordesekimab is currently under clinical investigation for the treatment of non-responsive celiac disease, where patients continue to experience symptoms and intestinal damage despite adherence to a gluten-free diet [1].

 

References:

1. Wei YL, et al., 2022. Strategies to evaluate potential effector function of glycan variants: a case study of ordesekimab (AMG 714 or PRV-015). J Immunotoxicol. (1):109-116.
2. Abadie V, Jabri B. IL-15: a central regulator of celiac disease immunopathology. Immunol Rev. 2014 Jul;260(1):221-34.
3. Lähdeaho ML, et al., 2019. Safety and efficacy of AMG 714 in adults with coeliac disease exposed to gluten challenge: a phase 2a, randomised, double-blind, placebo-controlled study. Lancet Gastroenterol Hepatol.4(12):948-959. 

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