Evidence map›Paper›PMID 33679691›Full record

ArticleFrontiers in immunology2020

A Novel Anti-HER2 Bispecific Antibody With Potent Tumor Inhibitory Effects

Mehdi Mohammadi, Mahmood Jeddi-Tehrani, Forough Golsaz-Shirazi, Mohammad Arjmand, Tannaz Bahadori, Mohammad Ali Judaki, Fariba Shiravi, Hengameh Ahmadi Zare, Farzaneh Notash Haghighat, Maryam Mobini and 2 more

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

10 citing papers in PubMed, 20 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

12 authors at 3 institutions in 1 country.

Mehdi MohammadiDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Mahmood Jeddi-TehraniMonoclonal Antibody Research Center, Avicenna Research Institute, Academic Center for Education, Culture and Research (ACECR), Tehran, Iran.
Forough Golsaz-ShiraziDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Mohammad ArjmandDepartment of Biochemistry, Pasteur Institute of Iran, Tehran, Iran.
Tannaz BahadoriDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Mohammad Ali JudakiDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Fariba ShiraviDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Hengameh Ahmadi ZareMonoclonal Antibody Research Center, Avicenna Research Institute, Academic Center for Education, Culture and Research (ACECR), Tehran, Iran.
Farzaneh Notash HaghighatMonoclonal Antibody Research Center, Avicenna Research Institute, Academic Center for Education, Culture and Research (ACECR), Tehran, Iran.
Maryam MobiniDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Mohammad Mehdi AmiriDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Fazel ShokriDepartment of Immunology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.
Tehran University of Medical Sciences · IRAcademic Center for Education, Culture and Research · IRPasteur Institute of Iran · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Overexpression of HER2 has been reported in many types of cancer, making it a perfect candidate for targeted immunotherapy. The combination of two FDA approved monoclonal antibodies (mAbs), trastuzumab and pertuzumab, has more robust anti-tumor activity in patients with HER2-overexpressing breast cancer. We recently produced a new humanized anti-HER2 mAb, hersintuzumab, which recognizes a different epitope than trastuzumab and pertuzumab on HER2. This mAb, in combination with trastuzumab, exhibits more potent anti-tumor activity than each parental mAb alone. Here we have developed a novel bispecific anti-HER2 antibody (BsAb) designated as trasintuzumab, composed of trastuzumab and hersintuzumab, using dual variable domain immunoglobulin (DVD-Ig) technology. Both variable domains of trasintuzumab are fully functional and have similar affinities to the parental mAbs and are also able to bind to natural HER2 on the surface of several HER2-expressing cell lines. Trasintuzumab was found to inhibit the growth of different types of tumor cell lines through suppression of the AKT and ERK signaling pathways as efficiently as the combination of the parental mAbs. It also induced tumor regression as potently as the combination of the two mAbs in nude mice bearing ovarian and gastric cancer xenografts. Our data suggest that trasintuzumab may be a promising BsAb therapeutic candidate for the treatment of HER2-overexpressing cancers.

Indexed as

Antibodies, BispecificErb-b2 Receptor Tyrosine Kinases3T3-L1 CellsAnimalsCHO CellsCricetulusHumansMCF-7 CellsMiceMice, Inbred BALB CMice, NudeNeoplasms, ExperimentalTrastuzumabXenograft Model Antitumor AssaysAntibodies, BispecificERBB2 protein, humanErb-b2 Receptor Tyrosine KinasesTrastuzumabbispecific antibodycancer immunotherapyDVD-IgHER2monoclonal antibody

Identifiers

PMID33679691
PMCPMC7927792
OpenAlexW3130078226

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Registered trials

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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.