Photodynamic Therapy News and Research

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Laser therapy offers new hope for inoperable pancreatic tumors

UCI Health, the clinical enterprise of the University of California, Irvine, is conducting a first-in-human, phase 1 clinical trial using laser light to target localized but inoperable pancreatic tumors to help patients become cancer free.

10 Sep 2026

Laser-based therapy shows promise against dangerous abdominal infections in children

Children whose appendix has burst often develop serious abdominal infections that are hard to treat and increasingly resistant to antibiotics.

1 Sep 2026

New gum disease treatment kills harmful bacteria while saving beneficial microbes

Researchers at Nagoya University in Japan have created an innovative treatment for periodontitis that targets and eliminates harmful bacteria while preserving beneficial oral microbes essential for health.

4 Aug 2026

Dissolving microneedles could improve photodynamic skin cancer treatment

Photodynamic therapy (PDT) uses a light-sensitive drug and a specific wavelength of light to destroy cancer cells.

20 Jul 2026

Photodynamic strategies enhance antibacterial performance of titanium orthopedic implants

The increasing global aging population has led to a steady rise in the demand for titanium orthopedic implants.

5 May 2026

Continuous flow porphyrin synthesis reveals new insights through real-time UV-Vis monitoring

New research from Professor Anna Slater and colleagues at the University of Liverpool demonstrates how continuous flow chemistry, combined with inline UV-Vis spectroscopy, can transform both the understanding and execution of porphyrin synthesis leading to improved yields in both quality and quantity.

From Asynt 29 Apr 2026

Stanford researchers create noninvasive way to deliver light deep inside the body

Light has an increasing number of applications in biology and medicine – it can be used to stimulate cell growth, manipulate neural signals, and treat some cancers – but it doesn't easily pass through tissue.

13 Apr 2026

New ruthenium-based active agent enables cancer treatment in oxygen-depleted tumors

Most tumors grow so rapidly that vascular growth cannot keep up, and oxygen-depleted areas form within them. A new active agent could make it possible to treat them with photodynamic therapy.

7 Apr 2026

Liposomal nanotechnology enhances precision and efficacy in photodynamic cancer therapy

Photodynamic therapy (PDT) uses light to activate special drugs called photosensitizers to destroy cancer cells with high precision.

27 Mar 2026

Light-activated therapy boosts effectiveness of antifungal drugs against Candida albicans

Researchers at the Optics and Photonics Research Center (CePOF) have succeeded in increasing the susceptibility of the fungus Candida albicans to drug treatment through light-activated therapy.

12 Aug 2025

Research explores how photo-oxidized sterols kill melanoma cells

Melanoma is the most aggressive form of skin cancer. Although less common, it is the most serious due to its high potential for metastasis.

16 Apr 2025

Nanoplatform strategy for multimodal cancer therapy and tumor visualization

Announcing a new publication for Acta Materia Medica journal. Treatment of cancer can be challenging, because of the disease's intricate and varied nature.

27 Feb 2025

New photosensitizer shows promise in treating colorectal cancer

Colorectal cancer (CRC) is a highly malignant disease that readily metastasizes to vital organs. Many strategies have been employed for clinical CRC therapy.

22 Feb 2025

Innovative photodynamic therapy targets melanoma with light-activated dyes

Melanoma is one of the most aggressive skin cancers, with over 300,000 new cases reported worldwide each year. In Europe, the number of diagnoses has been rising rapidly.

17 Feb 2025

New light-sensitive chemicals show promise for treating aggressive breast cancers

Scientists have developed new light-sensitive chemicals that can radically improve the treatment of aggressive cancers with minimal side effects.

11 Feb 2025

Topical immunotherapy clears precancerous skin lesions and reduces cancer risk

Calcipotriol-plus–5-FU therapy activates immune pathways, offering long-lasting protection against squamous cell carcinoma by targeting precancerous lesions.

6 Jan 2025

Novel photosensitizer Ce6-GFFY shows promise for colorectal cancer therapy

A new publication from Genes & Diseases; DOI 10.1016/j.gendis.2024.101441, discusses how Ce6-GFFY is a novel photosensitizer for colorectal cancer therapy.

20 Dec 2024

Innovative annatto-based therapy shows promise for treating pediatric halitosis

A study by researchers working in Brazil shows that antimicrobial photodynamic therapy in which blue light targets annatto colorant is a feasible and effective option for treatment of halitosis in mouth-breathing children.

27 Nov 2024

Targeting tumor immunity with transferrin receptor-directed photodynamic therapy

This new article publication from Acta Pharmaceutica Sinica B, discusses a transferrin receptor-targeted immunostimulant for photodynamic immunotherapy against metastatic tumors through β-catenin/CREB interruption.

26 Sep 2024

UTA cancer researcher elected president of the American Society for Photobiology

University of Texas at Arlington cancer researcher Sherri McFarland has been elected president of the American Society for Photobiology (ASP), a national scientific organization dedicated promoting research related to the effects of light on human health and the broader natural world.

20 Sep 2024