Evidence map›Paper›PMID 34532642›Full record

ArticleAntibody therapeutics2021

Preclinical evaluation of MRG002, a novel HER2-targeting antibody-drug conjugate with potent antitumor activity against HER2-positive solid tumors.

Hu Li, Xiao Zhang, Zhenyi Xu, Lingrui Li, Wenchao Liu, Zhenyu Dai, Zhongrun Zhao, Lili Xiao, Hongfeng Li, Chaohong Hu

Open access · goldAbstract read
In one paragraph

Article in Antibody therapeutics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 2 pooled it
3.6field-weighted citation impact, top 5% 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

33 citing papers in PubMed, 2 syntheses or guidelines pooled it, 46 citations in OpenAlex.

  1. Pooled it
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  10. Antibody-drug conjugates in gastric cancer: from molecular landscape to clinical strategies.Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2024
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  18. Observational
  19. Clinical perspective: Antibody-drug conjugates for the treatment of HER2-positive breast cancer.Molecular therapy : the journal of the American Society of Gene Therapy · 2023
    Review
  20. Article
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

10 authors.

Hu LiResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Xiao ZhangResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Zhenyi XuResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Lingrui LiResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Wenchao LiuResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Zhenyu DaiResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Zhongrun ZhaoResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Lili XiaoResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Hongfeng LiResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.
Chaohong HuResearch and Development, Shanghai Miracogen, Suite 4E, Bldg. 3, No. 1238 Zhangjiang Road, Pudong District, Shanghai 201203, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundERBB2 is a proto-oncogene of multiple cancers including breast and gastric cancers with HER2 protein overexpression or gene amplification and has been proven clinically as a valid target for these cancers. HER2-targeting agents such as Herceptin®, Kadcyla® and ENHERTU® have been approved by the FDA for the treatment of breast cancer, but these drugs still face the challenge of acquired resistance and/or severe adverse reactions in clinical use. Therefore, there is significant unmet medical need for developing new agents that are more effective and safer for patients with advanced HER2-positive solid tumors including breast and gastric cancers.

methodsWe report here the making of MRG002, a novel HER2-targeted antibody drug conjugate (ADC), and preclinical characterization including pharmacology, pharmacodynamics and toxicology and discuss its potential as a novel agent for treating patients with HER2-positive solid tumors.

resultsMRG002 exhibited similar antigen binding affinity but much reduced antibody-dependent cellular cytotoxicity (ADCC) activity compared to trastuzumab. In addition to potent

conclusionMRG002 has demonstrated a favorable toxicity profile and potent antitumor activities in the breast and gastric PDX models with varying levels of HER2 expression, and/or resistance to trastuzumab or T-DM1. A phase I clinical study of MRG002 in patients with HER2-positive solid tumors is ongoing (CTR20181778).

Indexed as

antibody drug conjugateHER2MMAEMRG002T-DM1

Identifiers

PMID34532642
PMCPMC8441113
OpenAlexW3197647879

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.