Evidence map›Paper›PMID 22842096›Full record

ReviewCancer letters2012

Biomodulatory approaches to photodynamic therapy for solid tumors.

Sanjay Anand, Bernhard J Ortel, Stephen P Pereira, Tayyaba Hasan, Edward V Maytin

Registry-linked trialAbstract readReview
In one paragraph

Review in Cancer letters, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04223570 (Portable Measurement of Protoporphyrin IX in the Skin), which is not on this map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
12.0field-weighted citation impact, top 1% 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.

NCT04223570 completednot on this mapstarted 2022, after this paper: background citation

Portable Measurement of Protoporphyrin IX in the Skin

TypeobservationalSponsorDartmouth-Hitchcock Medical CenterRan2022 to 2025Enrolled219ConditionsPhotodynamic Therapy, Protoporphyrin IXArmsPortable Apple Smart Phone Protoporphyrin IX Spectrometer Camera
3 · Its place in the literature

Who cites it

63 citing papers in PubMed, 157 citations in OpenAlex.

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  6. CD320 Receptor and Vitamin B12 as Potential Targets for Anti-Cancer Therapy.International journal of molecular sciences · 2025
    Review
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3 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

5 authors at 4 institutions in 2 countries.

Sanjay AnandDepartment of Dermatology, Cleveland Clinic, Cleveland, OH 44195, USA.
Bernhard J Ortel
Stephen P Pereira
Tayyaba Hasan
Edward V Maytin
Cleveland Clinic · USMassachusetts General Hospital · USUniversity College London · GBUniversity of Chicago · US

Funding

Small Molecule Enhancers of Photodynamic Therapy for Skin CancerP01CA084203 · NCI · MASSACHUSETTS GENERAL HOSPITAL · PI Brian William Pogue · 2001 to 2026
$27.9M
NCI NIH HHS P01 CA084203NCI NIH HHS P01-CA84203
6 · The paper itself

Abstract

Photodynamic Therapy (PDT) uses a photosensitizing drug in combination with visible light to kill cancer cells. PDT has an advantage over surgery or ionizing radiation because PDT can eliminate tumors without causing fibrosis or scarring. Disadvantages include the dual need for drug and light, and a generally lower efficacy for PDT vs. surgery. This minireview describes basic principles of PDT, photosensitizers available, and aspects of tumor biology that may provide further opportunities for treatment optimization. An emerging biomodulatory approach, using methotrexate or Vitamin D in combination with aminolevulinate-based PDT, is described. Finally, current clinical uses of PDT for solid malignancies are reviewed.

Indexed as

Aminolevulinic AcidHumansMethotrexateNeoplasmsOxygenPhotochemotherapyPhotosensitizing AgentsPorphyrinsVitamin DAminolevulinic AcidMethotrexateOxygenPhotosensitizing AgentsPorphyrinsVitamin D

Identifiers

PMID22842096
PMCPMC3459352
OpenAlexW2107437510

What OpenQuestion holds

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Registered trials

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.