Evidence map›Paper›PMID 18488222›Full record

ArticleCancer immunology, immunotherapy : CII2009

Systemic antitumor protection by vascular-targeted photodynamic therapy involves cellular and humoral immunity.

Dina Preise, Roni Oren, Itai Glinert, Vyacheslav Kalchenko, Steffen Jung, Avigdor Scherz, Yoram Salomon

Open access · greenAbstract read
In one paragraph

Article in Cancer immunology, immunotherapy : CII, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed
3.0field-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

50 citing papers in PubMed, 95 citations in OpenAlex.

  1. Review
  2. Self-Applied Daylight Photodynamic Therapy: A Paradigm Shift?International journal of molecular sciences · 2025
    Review
  3. Article
  4. Review
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  8. Review
  9. Review
  10. Article
  11. Review
  12. Article
  13. Article
  14. Review
  15. The Immunogenetic Aspects of Photodynamic Therapy.Advances in experimental medicine and biology · 2022
    Article
  16. Review
  17. Article
  18. Article
  19. Article
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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 1 institution in 1 country.

Dina PreiseDepartment of Biological Regulation, The Weizmann Institute of Science, Rehovot, Israel.
Roni Oren
Itai Glinert
Vyacheslav Kalchenko
Steffen Jung
Avigdor Scherz
Yoram Salomon
Weizmann Institute of Science · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Vascular-targeted photodynamic therapy (VTP) takes advantage of intravascular excitation of a photosensitizer (PS) to produce cytotoxic reactive oxygen species (ROS). These ROS are potent mediators of vascular damage inducing rapid local thrombus formation, vascular occlusion, and tissue hypoxia. This light-controlled process is used for the eradication of solid tumors with Pd-bacteriochlorophyll derivatives (Bchl) as PS. Unlike classical photodynamic therapy (PDT), cancer cells are not the primary target for VTP but instead are destroyed by treatment-induced oxygen deprivation. VTP initiates acute local inflammation inside the illuminated area accompanied by massive tumor tissue death. Consequently, in the present study, we addressed the possibility of immune response induction by the treatment that may be considered as an integral part of the mechanism of VTP-mediated tumor eradication. The effect of VTP on the host immune system was investigated using WST11, which is now in phase II clinical trials for age-related macular degeneration and intended to be evaluated for cancer therapy. We found that a functional immune system is essential for successful VTP. Long-lasting systemic antitumor immunity was induced by VTP involving both cellular and humoral components. The antitumor effect was cross-protective against mismatched tumors, suggesting VTP-mediated production of overlapping tumor antigens, possibly from endothelial origin. Based on our findings we suggest that local VTP might be utilized in combination with other anticancer therapies (e.g., immunotherapy) for the enhancement of host antitumor immunity in the treatment of both local and disseminated disease.

Indexed as

PhotochemotherapyAnimalsAntibody FormationBacteriochlorophyllsBlood VesselsCell Line, TumorDendritic CellsFemaleFlow CytometryImmunity, CellularImmunohistochemistryInterferon-gammaMiceMice, Inbred BALB CMice, NudeNeoplasmsBacteriochlorophyllsInterferon-gammapadeliporfinPhotosensitizing Agents

Identifiers

PMID18488222
PMCPMC11030999
OpenAlexW2036802115

What OpenQuestion holds

Textmetadata
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.