Evidence map›Paper›PMID 28473206›Full record

ArticleGynecologic oncology2017

SYD985, a novel duocarmycin-based HER2-targeting antibody-drug conjugate, shows promising antitumor activity in epithelial ovarian carcinoma with HER2/Neu expression.

Gulden Menderes, Elena Bonazzoli, Stefania Bellone, Jonathan Black, Gary Altwerger, Alice Masserdotti, Francesca Pettinella, Luca Zammataro, Natalia Buza, Pei Hui and 8 more

Abstract read
In one paragraph

Article in Gynecologic oncology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
2.4field-weighted citation impact, top 10% 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

30 citing papers in PubMed, 46 citations in OpenAlex.

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  6. The History and Development of HER2 Inhibitors.Pharmaceuticals (Basel, Switzerland) · 2023
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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

18 authors at 1 institution in 1 country.

Gulden MenderesDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Elena BonazzoliDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Stefania BelloneDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Jonathan BlackDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Gary AltwergerDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Alice MasserdottiDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Francesca PettinellaDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Luca ZammataroDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Natalia BuzaDepartment of Pathology, Yale University School of Medicine, CT 06520, USA.
Pei HuiDepartment of Pathology, Yale University School of Medicine, CT 06520, USA.
Serena WongDepartment of Pathology, Yale University School of Medicine, CT 06520, USA.
Babak LitkouhiDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Elena RatnerDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Dan-Arin SilasiDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Gloria S HuangDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Masoud AzodiDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Peter E SchwartzDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA.
Alessandro D SantinDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Yale University School of Medicine, CT 06520, USA. Electronic address: alessandro.santin@yale.edu.
Yale University · US

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
Yale Pathology Tissue Services Shared ResourceP30CA016359 · NCI · YALE UNIVERSITY · PI DAVID L RIMM · 1985 to 2026
$85.0M
Integrated genomic analysis of racial disparities in endometrial cancerU01CA176067 · NCI · YALE UNIVERSITY · PI SANTIN, ALESSANDRO D · 2014 to 2018
$1.7M
CPE Peptide-Based Nanoparticles for the Diagnosis and Therapy of Chemotherapy ResR01CA154460 · NCI · YALE UNIVERSITY · PI SANTIN, ALESSANDRO D · 2011 to 2015
$1.7M
NCATS NIH HHS UL1 TR001863NCI NIH HHS P30 CA016359NCI NIH HHS R01 CA154460NCI NIH HHS U01 CA176067
6 · The paper itself

Abstract

backgroundEpithelial ovarian cancer (EOC) is an aggressive and heterogeneous disease. <10% of EOC demonstrate HER2/neu 3+ receptor over-expression. However, moderate to low (i.e., 2+ and 1+) HER2/neu expression is reported in up to 50% of EOC. The objective of this study was to compare the anti-tumor activity of SYD985, a novel HER2-targeting antibody-drug conjugate (ADC), to trastuzumab emtansine (T-DM1) in EOC models with differential HER2/neu expression.

methodsThe cytotoxicity of SYD985 and T-DM1 was evaluated using ten primary EOC cell lines with 0/1+, 2+, and 3+ HER2/neu expression in antibody-dependent cellular cytotoxicity (ADCC), proliferation, viability and bystander killing experiments. Finally, the in vivo activity of SYD985 and T-DM1 was also studied in ovarian cancer xenografts.

resultsSYD985 and T-DM1 induced similar ADCC in the presence of peripheral blood lymphocytes (PBL) against EOC cell lines with differential HER2/neu expression. In contrast, SYD985 was 3 to 42 fold more cytotoxic in the absence of PBL when compared to T-DM1 (p<0.0001). Unlike T-DM1, SYD985 induced efficient bystander killing of HER2/neu 0/1+ tumor cells when admixed with HER2/neu 3+ EOC cells. In vivo studies confirmed that SYD985 is significantly more active than T-DM1 against HER2/neu 3+ EOC xenografts.

conclusionsSYD985 is a novel ADC with remarkable activity against EOC with strong (3+) as well as moderate to low (i.e., 2+ and 1+) HER2/neu expression. SYD985 is more potent than T-DM1 in comparative experiments and unlike T-DM1, it is active against EOC demonstrating moderate/low or heterogeneous HER2/neu expression.

Indexed as

Ado-Trastuzumab EmtansineAdultAgedAnimalsAntibodies, Monoclonal, HumanizedAntibody-Dependent Cell CytotoxicityAntineoplastic Agents, AlkylatingBystander EffectCarcinoma, Ovarian EpithelialCell Line, TumorDuocarmycinsErb-b2 Receptor Tyrosine KinasesFemaleHumansImmunotoxinsIndolesAdo-Trastuzumab EmtansineAntibodies, Monoclonal, HumanizedAntineoplastic Agents, Alkylatingduocarmycin ADuocarmycinsERBB2 protein, humanErb-b2 Receptor Tyrosine KinasesImmunotoxinsIndolesMaytansinePyrrolidinonesTrastuzumabAdo-trastuzumab emtansineAntibody-drug conjugateHER2Ovarian serous carcinomaSYD985T-DM1

Identifiers

PMID28473206
PMCPMC5533304
OpenAlexW2610971372

What OpenQuestion holds

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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.