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Nano-Pulse Stimulation Therapy in Oncology.
Richard Nuccitelli1, Amanda McDaniel1
1Pulse Biosciences, Inc., Hayward, California, USA.
Bioelectricity
|August 9, 2024
Summary
Nano-Pulse Stimulation (NPS) therapy uses nonthermal electric pulses to treat tumors and activate the immune system. This novel cancer treatment shows promising 87% efficacy in early clinical trials.
Area of Science:
- Oncology
- Immunology
- Biophysics
Background:
- Nano-Pulse Stimulation (NPS) therapy utilizes nanosecond electric pulses for nonthermal, regulated cell death in targeted tissues.
- NPS has demonstrated efficacy in murine tumor models and activates the immune system, inhibiting tumor growth and enabling abscopal effects.
- Clinical trials are underway for basal cell carcinoma and hepatocellular carcinoma, with ongoing research into its immunogenic potential.
Purpose of the Study:
- To evaluate the efficacy of Nano-Pulse Stimulation (NPS) therapy in treating various murine tumors.
- To assess the immunogenic response triggered by NPS therapy.
- To review the outcomes of initial human clinical trials involving NPS therapy for cancer treatment.
Main Methods:
- Intradermal murine tumor models were used for easy imaging and treatment zone identification.
- Determined the energy thresholds for ablating diverse tumor types, including melanoma, squamous cell carcinoma, lung carcinoma, breast carcinoma, and pancreatic carcinoma.
- Administered NPS therapy and monitored tumor response, including rechallenge assays and abscopal effects, alongside a review of human clinical trial data.
Main Results:
- Specific energy requirements for tumor ablation were identified: 240 mJ/mm³ for pancreatic and lung carcinoma, 360 mJ/mm³ for lung carcinoma and squamous cell carcinoma, and 480 mJ/mm³ for melanoma.
- NPS therapy induced a variable immune response, with melanoma and hepatocellular carcinoma showing the strongest tumor cell rejection, while lung carcinoma exhibited the weakest.
- Initial human clinical trials reported an 87% efficacy rate, demonstrating NPS as a potent new cancer treatment modality.
Conclusions:
- NPS therapy presents a nonthermal, drug-free oncological approach, with treatment efficacy limited only by energy delivery to the tumor.
- This emerging immunogenic modality is transitioning into clinical application.
- The high efficacy observed in early clinical trials confirms NPS as a significant advancement in cancer therapy.
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