Evidence map›Paper›PMID 25416790›Full record

ArticleMolecular cancer therapeutics2015

Near infrared photoimmunotherapy in the treatment of disseminated peritoneal ovarian cancer.

Kazuhide Sato, Hirofumi Hanaoka, Rira Watanabe, Takahito Nakajima, Peter L Choyke, Hisataka Kobayashi

Open access · bronzeAbstract read
In one paragraph

Article in Molecular cancer therapeutics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers.

0numbers the graph read from it
0cells of the map it votes in
69citing papers in PubMed
9.5field-weighted citation impact, top 2% 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

69 citing papers in PubMed, 90 citations in OpenAlex.

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9 more citing papers are in PubMed but not listed here.

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

6 authors at 2 institutions in 1 country.

Kazuhide SatoMolecular Imaging Program, Center for Cancer Research, National Cancer Institute/NIH, Bethesda, Maryland.
Hirofumi HanaokaMolecular Imaging Program, Center for Cancer Research, National Cancer Institute/NIH, Bethesda, Maryland.
Rira WatanabeMolecular Imaging Program, Center for Cancer Research, National Cancer Institute/NIH, Bethesda, Maryland.
Takahito NakajimaMolecular Imaging Program, Center for Cancer Research, National Cancer Institute/NIH, Bethesda, Maryland.
Peter L ChoykeMolecular Imaging Program, Center for Cancer Research, National Cancer Institute/NIH, Bethesda, Maryland.
Hisataka KobayashiMolecular Imaging Program, Center for Cancer Research, National Cancer Institute/NIH, Bethesda, Maryland. Kobayash@mail.nih.gov.
National Cancer Institute · USCenter for Cancer Research · US

Funding

Cancer-cell specific therapy: photo-immunotherapyZIABC011513 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI KOBAYASHI, HISATAKA · 2013 to 2025
$15.5M
Intramural NIH HHS ZIA BC011513
6 · The paper itself

Abstract

Near infrared photoimmunotherapy (NIR-PIT) is a new cancer treatment that combines the specificity of intravenously injected antibodies for targeting tumors with the toxicity induced by photosensitizers after exposure to near infrared (NIR) light. Herein, we evaluate the efficacy of NIR-PIT in a mouse model of disseminated peritoneal ovarian cancer. In vitro and in vivo experiments were conducted with a HER2-expressing, luciferase-expressing, ovarian cancer cell line (SKOV-luc). An antibody-photosensitizer conjugate (APC) consisting of trastuzumab and a phthalocyanine dye, IRDye-700DX, was synthesized (tra-IR700) and cells or tumors were exposed to NIR light. In vitro PIT cytotoxicity was assessed with dead staining and luciferase activity in freely growing cells and in a three-dimensional (3D) spheroid model. In vivo NIR-PIT was performed in mice with tumors implanted in the peritoneum and in the flank and these were assessed by tumor volume and/or bioluminescence. In vitro NIR-PIT-induced cytotoxicity was light dose dependent. Repeated light exposures induced complete tumor cell killing in the 3D spheroid model. In vivo the antitumor effects of NIR-PIT were confirmed by significant reductions in both tumor volume and luciferase activity in the flank model (NIR-PIT vs. control in tumor volume changes at day 10, P = 0.0001; NIR-PIT vs. control in luciferase activity at day 4, P = 0.0237), and the peritoneal model (NIR-PIT vs. control in luciferase activity at day 7, P = 0.0037). NIR-PIT provided effective cell killing in this HER2-positive model of disseminated peritoneal ovarian cancer. Thus, NIR-PIT is a promising new therapy for the treatment of disseminated peritoneal tumors.

Indexed as

AnimalsAntibodies, Monoclonal, HumanizedCell Line, TumorDose-Response Relationship, RadiationFemaleHumansImmunoconjugatesImmunoglobulins, IntravenousImmunotherapyIndolesInfrared RaysIsoindolesMiceMice, NudeNeoplasm TransplantationOvarian NeoplasmsAntibodies, Monoclonal, HumanizedImmunoconjugatesImmunoglobulins, IntravenousIndolesIsoindolesphthalocyanineRadiation-Sensitizing AgentsTrastuzumab

Identifiers

PMID25416790
PMCPMC4297245
OpenAlexW2106809205

What OpenQuestion holds

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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.