Evidence map›Paper›PMID 31369178›Full record

ArticleCancer science2019

Delta-like 3 localizes to neuroendocrine cells and plays a pivotal role in gastrointestinal neuroendocrine malignancy.

Kentaro Matsuo, Kohei Taniguchi, Hiroki Hamamoto, Yuko Ito, Sugiko Futaki, Yosuke Inomata, Takafumi Shima, Mitsuhiro Asakuma, Sang-Woong Lee, Keitaro Tanaka and 3 more

Open access · goldAbstract read
In one paragraph

Article in Cancer science, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

22 citing papers in PubMed, 31 citations in OpenAlex.

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  19. Pleiotropic Role of Notch Signaling in Human Skin Diseases.International journal of molecular sciences · 2020
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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

13 authors at 1 institution in 1 country.

Kentaro MatsuoDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Kohei TaniguchiDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.ORCID https://orcid.org/0000-0003-0648-1370
Hiroki HamamotoDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Yuko ItoDepartment of Anatomy and Cell Biology, Osaka Medical College, Takatsuki, Japan.
Sugiko FutakiDepartment of Anatomy and Cell Biology, Osaka Medical College, Takatsuki, Japan.
Yosuke InomataDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Takafumi ShimaDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Mitsuhiro AsakumaDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Sang-Woong LeeDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Keitaro TanakaDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Junji OkudaOsaka Medical College Hospital Cancer Center, Takatsuki, Japan.
Yoichi KondoDepartment of Anatomy and Cell Biology, Osaka Medical College, Takatsuki, Japan.
Kazuhisa UchiyamaDepartment of General and Gastroenterological Surgery, Osaka Medical College, Takatsuki, Japan.
Osaka Medical and Pharmaceutical University · JP

Funding

Japan Society for the Promotion of Science JP 18K16375Osaka Medical College (OMC) Internal Research Grant
6 · The paper itself

Abstract

Delta-like 3 (DLL3) is a member of the Delta/Serrate/Lag2 (DSL) group of Notch receptor ligands. Five DSL ligands are known in mammals, among which DLL3 has a unique structure. In the last few years, DLL3 has attracted attention as a novel molecular targeting gene in neuroendocrine carcinoma of the lung due to its high expression. However, the expression pattern and functions of DLL3 in the gastrointestinal tract and gastrointestinal neuroendocrine carcinoma remain unclear. In this study, we examined the expression and role of DLL3 in the gastrointestinal tract, as well as in gastrointestinal neuroendocrine carcinoma. Immunohistochemical staining of the human normal gastrointestinal tract revealed that DLL3 localized in neuroendocrine cells. DLL3 showed intense staining in chromogranin A-positive gastric cancer specimens. Real-time quantitative RT-PCR and western blotting analyses showed considerable upregulation of DLL3 in gastrointestinal neuroendocrine carcinoma cell lines. Immuno-electron microscopy demonstrated abundant expression of DLL3 in neurosecretory granules in these cells. Furthermore, gene silencing of DLL3 caused significant growth inhibition through the induction of intrinsic apoptosis. Our findings suggest that DLL3 is expressed in neuroendocrine cells of the gastrointestinal tract and that it has a pivotal role in gastrointestinal neuroendocrine carcinoma cells. Based on these findings, further investigations are required to achieve a breakthrough in developing therapeutic strategies for gastrointestinal neuroendocrine carcinoma.

Indexed as

AgedApoptosisCarcinoma, NeuroendocrineCell Line, TumorGastrointestinal NeoplasmsGastrointestinal TractGene Expression Regulation, NeoplasticGene Knockdown TechniquesHumansIntracellular Signaling Peptides and ProteinsMaleMembrane ProteinsNeuroendocrine CellsUp-RegulationDLL3 protein, humanIntracellular Signaling Peptides and ProteinsMembrane Proteinsapoptosischromogranin ADLL3neuroendocrineneuroendocrine carcinoma

Identifiers

PMID31369178
PMCPMC6778628
OpenAlexW2964732218

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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.