Evidence map›Paper›PMID 33345417›Full record

ArticleCancer science2021

Near-infrared photoimmunotherapy (NIR-PIT) on cholangiocarcinoma using a novel catheter device with light emitting diodes.

Hajime Hirata, Masaki Kuwatani, Kohei Nakajima, Yuki Kodama, Yasuo Yoshikawa, Mikako Ogawa, Naoya Sakamoto

Open access · goldAbstract read
In one paragraph

Article in Cancer science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

23 citing papers in PubMed, 25 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

7 authors at 2 institutions in 1 country.

Hajime HirataDepartment of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Sapporo, Japan.
Masaki KuwataniDepartment of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Sapporo, Japan.
Kohei NakajimaLaboratory of Bioanalysis and Molecular Imaging, Graduate School of Pharmaceutical Sciences, Hokkaido University, Sapporo, Japan.
Yuki KodamaJapan Lifeline Co., Ltd., Toda, Japan.
Yasuo YoshikawaJapan Lifeline Co., Ltd., Toda, Japan.
Mikako OgawaLaboratory of Bioanalysis and Molecular Imaging, Graduate School of Pharmaceutical Sciences, Hokkaido University, Sapporo, Japan.ORCID https://orcid.org/0000-0002-3432-4519
Naoya SakamotoDepartment of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Sapporo, Japan.
Hokkaido University · JPJapan Lifeline (Japan) · JP

Funding

AMED JP19am0101093Global Facility CenterHokkaido UniversityJapan Agency for Medical Research and DevelopmentJapanese Foundation for Research and Promotion of Endoscopy (JFE) 19H03593JSPS Grant-in-Aid 20J12988MEXTPharmaceutical Society of JapanPharma Science Open UnitUehara Memorial Foundation
6 · The paper itself

Abstract

Near-infrared photoimmunotherapy (NIR-PIT) is a novel therapy for cancers that uses NIR light and antibody-photosensitizer (IR700) conjugates. However, it is difficult to deliver NIR light into the bile duct for cholangiocarcinoma (CCA) from the conventional extracorporeal apparatus. Thus, in this study, we developed a dedicated catheter with light emitting diodes (LEDs) that supersedes conventional external irradiation devices; we investigated the therapeutic effect of NIR-PIT for CCA using the novel catheter. The new catheter was designed to be placed in the bile duct and a temperature sensor was attached to the tip of the catheter to avoid thermal burn. An anti-epidermal growth factor receptor (EGFR) antibody, Panitumumab-IR700 conjugate or anti-human epidermal growth factor receptor type 2 (HER2) antibody, Trastuzumab-IR700 conjugate, was used with EGFR- or HER2-expressing cell lines, respectively. The in vitro efficacy of NIR-PIT was confirmed in cultured cells; the capability of the new catheter for NIR-PIT was then tested in a mouse tumor model. NIR-PIT via the developed catheter treated CCA xenografts in mice. NIR-PIT had an effect in Panitumumab-IR700 conjugate- and Trastuzumab-IR700 conjugate-treated CCA cells that depended on the receptor expression level. Tumor growth was significantly suppressed in mice treated with NIR-PIT using the novel catheter compared with controls (P < .01). NIR-PIT was an effective treatment for EGFR- and HER2-expressing CCA cells, and the novel catheter with mounted LEDs was useful for NIR-PIT of CCA.

Indexed as

AnimalsBile Duct NeoplasmsCathetersCell Line, TumorCholangiocarcinomaFemaleHumansImmunotherapyInfrared RaysLow-Level Light TherapyMiceMice, Inbred BALB CMice, NudePanitumumabPhotosensitizing AgentsTrastuzumabPanitumumabPhotosensitizing AgentsTrastuzumabcathetercholangiocarcinomalight emitting diodenear-infrared photoimmunotherapy

Identifiers

PMID33345417
PMCPMC7894014
OpenAlexW3115018405

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.