Evidence map›Paper›PMID 28100773›Full record

ArticleThe Journal of biological chemistry2017

Targeted Fcγ Receptor (FcγR)-mediated Clearance by a Biparatopic Bispecific Antibody.

Srinath Kasturirangan, G Jonah Rainey, Linda Xu, Xinwei Wang, Alyse Portnoff, Tracy Chen, Christine Fazenbaker, Helen Zhong, Jared Bee, Zhutian Zeng and 3 more

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
4.1field-weighted citation impact, top 6% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 32 citations in OpenAlex.

  1. Pooled it
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  6. PET imaging of Aspergillus infection using Zirconium-89 labeled anti-β-glucan antibody fragments.European journal of nuclear medicine and molecular imaging · 2024
    Article
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  18. Expanding the Boundaries of Biotherapeutics with Bispecific Antibodies.BioDrugs : clinical immunotherapeutics, biopharmaceuticals and gene therapy · 2018
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors at 1 institution in 1 country.

Srinath KasturiranganFrom the Departments of Antibody Discovery and Protein Engineering.
G Jonah RaineyFrom the Departments of Antibody Discovery and Protein Engineering.
Linda XuFrom the Departments of Antibody Discovery and Protein Engineering.
Xinwei WangFrom the Departments of Antibody Discovery and Protein Engineering.
Alyse PortnoffFrom the Departments of Antibody Discovery and Protein Engineering.
Tracy ChenOncology, and.
Christine FazenbakerOncology, and.
Helen ZhongOncology, and.
Jared BeeAnalytical Biotechnology, Medimmune LLC, Gaithersburg, Maryland 20878 and.
Zhutian Zengthe Department of Microbiology, Immunology and Infectious Diseases, University of Calgary, Calgary, Alberta T2N 4N1, Canada.
Craig Jennethe Department of Microbiology, Immunology and Infectious Diseases, University of Calgary, Calgary, Alberta T2N 4N1, Canada.
Herren WuFrom the Departments of Antibody Discovery and Protein Engineering.
Changshou GaoFrom the Departments of Antibody Discovery and Protein Engineering, gaoc@medimmune.com.
University of Calgary · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Soluble ligands have commonly been targeted by antibody therapeutics for cancers and other diseases. Although monoclonal antibodies targeting such ligands can block their interactions with their cognate receptors, they can also significantly increase the half-life of their ligands by FcRn-mediated antibody recycling, thereby evading ligand renal clearance and requiring increasingly high antibody doses to neutralize the increasing pool of target. To overcome this issue, we generated a bispecific/biparatopic antibody (BiSAb) that targets two different epitopes on IL-6 to block IL-6-mediated signaling. The BiSAb formed large immune complexes with IL-6 that can bind Fcγ receptors on phagocytic cells and are rapidly internalized. In addition, rapid clearance of the BiSAb·IL-6 complex was observed in mice while the parental antibodies prolonged the serum half-life of IL-6. Intravital imaging of the liver in mice confirmed that the rapid clearance of these large immune complexes was associated with Fcγ receptor-dependent binding to Kupffer cells in the liver. The approach described here provides a general strategy for therapeutic antibodies with the ability to not only neutralize but also actively drive clearance of their soluble antigens.

Indexed as

Interleukin-6 InhibitorsAnimalsAntibodies, BispecificAntibodies, MonoclonalAntigen-Antibody ComplexHEK293 CellsHumansImmunoglobulin GInterleukin-6Kupffer CellsLiverMiceProtein BindingReceptors, IgGAntibodies, BispecificAntibodies, MonoclonalAntigen-Antibody ComplexImmunoglobulin GInterleukin-6Interleukin-6 InhibitorsReceptors, IgGantibodyantibody engineeringelectron microscopy (EM)Fc receptorIL-6macrophagemicroscopic imagingpharmacokineticsprotein complex

Identifiers

PMID28100773
PMCPMC5354496
OpenAlexW2578549409

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.