Evidence map›Paper›PMID 34529177›Full record

ReviewThe AAPS journal2021

Evaluation of the Humoral Response to Adeno-Associated Virus-Based Gene Therapy Modalities Using Total Antibody Assays.

Boris Gorovits, Mitra Azadeh, George Buchlis, Travis Harrison, Mike Havert, Vibha Jawa, Brian Long, Jim McNally, Mark Milton, Robert Nelson and 4 more

Abstract readReview
In one paragraph

Review in The AAPS journal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
–field-weighted citation impact
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

34 citing papers in PubMed.

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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

14 authors.

Boris GorovitsSana Biotechnology, Inc., Cambridge, Massachusetts, USA. boris.gorovits@sana.com.ORCID http://orcid.org/0000-0001-9405-7718
Mitra AzadehAlkermes, Waltham, Massachusetts, USA.
George BuchlisUniversity of Pennsylvania, Philadelphia, Pennsylvania, USA.
Travis HarrisonPrecision for Medicine, Bethesda, Maryland, USA.
Mike Havertbluebird bio, Cambridge, Massachusetts, USA.
Vibha JawaBristol Myers Squibb, Princeton, New Jersey, USA.
Brian LongBioMarin Pharmaceutical Inc., Novato, California, USA.
Jim McNallyBioAgilytix, Durham, North Carolina, USA.
Mark MiltonNovartis, Cambridge, Massachusetts, USA.
Robert NelsonCovance by Labcorp, Geneva, Switzerland.
Mark O'DellCovance by Labcorp, Indianapolis, Indiana, USA.
Karen RichardsPrecision for Medicine, Bethesda, Maryland, USA.
Christian VettermannBioMarin Pharmaceutical Inc., Novato, California, USA.
Bonnie WuJohnson & Johnson, Spring House, Pennsylvania, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The number of viral vector-based gene therapies (GTx) continues to grow with two products (Zolgensma® and Luxturna®) approved in the USA as of March 2021. To date, the most commonly used vectors are adeno-associated virus-based (AAV). The pre-existing humoral immunity against AAV (anti-AAV antibodies) has been well described and is expected as a consequence of prior AAV exposure. Anti-AAV antibodies may present an immune barrier to successful AAV transduction and hence negatively impact clinical efficacy and may also result in adverse events (AEs) due to the formation of large immune complexes. Patients may be screened for the presence of anti-AAV antibodies, including neutralizing (NAb) and total binding antibodies (TAb) prior to treatment with the GTx. Recommendations for the development and validation of anti-AAV NAb detection methods have been presented elsewhere. This manuscript covers considerations related to anti-AAV TAb-detecting protocols, including the advantages of the use of TAb methods, selection of assay controls and reagents, and parameters critical to monitoring assay performance. This manuscript was authored by a group of scientists involved in GTx development representing eleven organizations. It is our intent to provide recommendations and guidance to industry sponsors, academic laboratories, and regulatory agencies working on AAV-based GTx viral vector modalities with the goal of achieving a more consistent approach to anti-AAV TAb assessment. Graphical abstract.

Indexed as

AnimalsAntibodies, NeutralizingAntibodies, ViralDependovirusGenetic TherapyGenetic VectorsHumansImmunity, HumoralAntibodies, NeutralizingAntibodies, Viraladenovirus associated virusgene therapyimmunogenicitytotal anti-GTx antibody

Identifiers

PMID34529177
PMCPMC8445016

What OpenQuestion holds

Textmetadata
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.