Photodynamic therapy and tumor imaging of hypericin-treated squamous cell carcinoma

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Photodynamic therapy and tumor imaging of hypericin-treated squamous cell carcinoma

BACKGROUND Conventional cancer therapy including surgery, radiation, and chemotherapy often are physically debilitating and largely ineffective in previously treated patients with recurrent head and neck squamous cell carcinoma (SCC). A natural photochemical, hypericin, could be a less invasive method for laser photodynamic therapy (PDT) of these recurrent head and neck malignancies. Hypericin ...

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A Case of Squamous Cell Carcinoma Treated with Chlorine Photodynamic Therapy

Received October 19, 2011, Revised January 19, 2012, Accepted for publication March 10, 2012 Corresponding author: Soo Hong Seo, M.D., Ph.D., Department of Dermatology, Korea University College of Medicine, 73 Inchon-ro, Seongbuk-gu, Seoul 136-705, Korea. Tel: 82-2-920-5470, Fax: 82-2-928-7540, E-mail: [email protected] This is an Open Access article distributed under the terms of the Creati...

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Synchronous lingual granular cell tumor and squamous cell carcinoma (case report)

Synchronous lingual granular cell tumor and squamous cell carcinoma (case report) Dr. D. Sadri* *-Assistant Professor of Oral & Maxillofacial Pathology Dept. – Faculty of Dentistry – Tehran Islamic Azad University. Introduction: For the first time, Abrikossof described granular cell tumor in 1926. It was firstly believed that this tumor originated from skeletal muscle but using electron microsc...

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Hypericin-photodynamic therapy induces human umbilical vein endothelial cell apoptosis.

The conventional photosensitizers used in photodynamic therapy (PDT), such as haematoporphyrin (HP), have not yet reached satisfactory therapeutic effects on port-wine stains (PWSs), due largely to the long-term dark toxicity. Previously we have showed that hypericin exhibited potent photocytotoxic effects on Roman chicken cockscomb model of PWSs. However, the molecular mechanism of hypericin-m...

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Coexistence of Granular Cell Tumor with Squamous Cell Carcinoma on the Tongue: A Case Report

Introduction: Granular cell tumors (GCTs) are rare and mostly benign soft tissue tumors. Though they have been reported in all parts of body, they are generally located in the head and neck region, especially on the tongue. Some malign forms exist, but these have been rarely reported. Granular cell tumors have a neural origin and, in immunohistochemical evaluations, they express S-100 and neuro...

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ژورنال

عنوان ژورنال: World Journal of Surgical Oncology

سال: 2006

ISSN: 1477-7819

DOI: 10.1186/1477-7819-4-87