Photodynamic therapy and anti-tumour immunity

Ana P. Castano, Pawel Mroz, Michael R. Hamblin

Research output: Contribution to journalReview articlepeer-review

2266 Citations (Scopus)

Abstract

Photodynamic therapy (PDT) uses non-toxic photosensitizers and harmless visible light in combination with oxygen to produce cytotoxic reactive oxygen species that kill malignant cells by apoptosis and/or necrosis, shut down the tumour microvasculature and stimulate the host immune system. In contrast to surgery, radiotherapy and chemotherapy that are mostly immunosuppressive, PDT causes acute inflammation, expression of heat-shock proteins, invasion and infiltration of the tumour by leukocytes, and might increase the presentation of tumour-derived antigens to T cells.

Original languageEnglish
Pages (from-to)535-545
Number of pages11
JournalNature Reviews Cancer
Volume6
Issue number7
DOIs
Publication statusPublished - Jul 2006
Externally publishedYes

ASJC Scopus subject areas

  • Oncology
  • Cancer Research

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