Evidence map›Paper›PMID 34204268›Full record

ArticleVaccines2021

Development of a Macrophage-Based ADCC Assay.

Melissa B Uccellini, Sadaf Aslam, Sean T H Liu, Fahmida Alam, Adolfo García-Sastre

Open access · goldAbstract read
In one paragraph

Article in Vaccines, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

7 citing papers in PubMed, 15 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Melissa B UccelliniDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.
Sadaf AslamDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.
Sean T H LiuDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.
Fahmida AlamDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.ORCID 0000-0002-1727-5356
Adolfo García-SastreDepartment of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA.ORCID 0000-0002-6551-1827
Icahn School of Medicine at Mount Sinai · USTisch Hospital · US

Funding

COLLABORATIVE INFLUENZA VACCINE INNOVATION CENTER: UNIVERSAL INFLUENZA VACCINE RESEARCH75N93019C00051 · NIAID · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI KRAMMER, FLORIAN · 2019 to 2025
$105.4M
Toward a Universal Influenza Virus VaccineP01AI097092 · NIAID · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI WILSON, PATRICK CHRISTOPHER · 2012 to 2022
$17.6M
National Institute of Allergy and Infectious Diseases 75N93019R00028National Institute of Allergy and Infectious Diseases P01AI097092NIAID NIH HHS 75N93019C00051NIAID NIH HHS HHSN272201400008CNIAID NIH HHS P01 AI097092
6 · The paper itself

Abstract

Fc-dependent effector functions are an important determinant of the in vivo potency of therapeutic antibodies. Effector function is determined by the combination of FcRs bound by the antibody and the cell expressing the relevant FcRs, leading to antibody-dependent cellular cytotoxicity (ADCC). A number of ADCC assays have been developed; however, they suffer from limitations in terms of throughput, reproducibility, and in vivo relevance. Existing assays measure NK cell-mediated ADCC activity; however, studies suggest that macrophages mediate the effector function of many antibodies in vivo. Here, we report the development of a macrophage-based ADCC assay that relies on luciferase expression in target cells as a measure of live cell number. In the presence of primary mouse macrophages and specific antibodies, loss of luciferase signal serves as a surrogate for ADCC-dependent killing. We show that the assay functions for a variety of mouse and human isotypes with a model antigen/antibody complex in agreement with the known effector function of the isotypes. We also use this assay to measure the activity of a number of influenza-specific antibodies and show that the assay correlates well with the known in vivo effector functions of these antibodies.

Indexed as

ADCChemagglutinininfluenzamacrophage

Identifiers

PMID34204268
PMCPMC8234572
OpenAlexW3171638985

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.