Publications by authors named "Helmut Piazena"

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Hyperhydration of breast and skin cancers: effects on thermophysical tissue properties in clinical hyperthermia with water-filtered infrared-A radiation (wIRA) - an updated review.
Helmut Piazena, Peter Vaupel

Int J Hyperthermia· December 2025

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Modification in ICU Design May Affect Delirium and Circadian Melatonin: A Proof of Concept Pilot Study.
Claudia Spies, Helmut Piazena, Maria Deja, Klaus-Dieter Wernecke, Thomas Willemeit

Crit Care Med· April 2024

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Hyperhydration of Cancers: A Characteristic Biophysical Trait Strongly Increasing O, CO, Glucose and Lactate Diffusivities, and Improving Thermophysical Properties of Solid Malignancies.
Peter Vaupel, Helmut Piazena

Adv Exp Med Biol· October 2023

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Clinical wIRA-hyperthermia: heating properties and effectiveness in lower trunk regions and its accordance with ESHO quality criteria for superficial hyperthermia.
Helmut Piazena, Peter Vaupel, Andreas R Thomsen

Int J Hyperthermia· August 2023

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From Localized Mild Hyperthermia to Improved Tumor Oxygenation: Physiological Mechanisms Critically Involved in Oncologic Thermo-Radio-Immunotherapy.
Peter Vaupel, Helmut Piazena, Markus Notter, Andreas R Thomsen, Anca-L Grosu

Cancers (Basel)· February 2023

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Refinement of water-filtered infrared A (wIRA) irradiations of in vitro acute and persistent chlamydial infections.
Jasmin Kuratli, Cory Ann Leonard, Antonia Frohns, Robert Schoborg, Helmut Piazena

J Photochem Photobiol B· September 2022

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Strong correlation between specific heat capacity and water content in human tissues suggests preferred heat deposition in malignant tumors upon electromagnetic irradiation.
Peter Vaupel, Helmut Piazena

Int J Hyperthermia· July 2022

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[Light Therapy for Prevention of Delirium in Critically Ill Patients: What's the Evidence?].
Sebastian Schmidt, Laura Hancke, Claudia Spies, Helmut Piazena, Alawi Luetz

Anasthesiol Intensivmed Notfallmed Schmerzther· January 2022

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wIRA-heating of piglet skin and subcutis : proof of accordance with ESHO criteria for superficial hyperthermia.
Helmut Piazena, Werner Müller, Peter Vaupel

Int J Hyperthermia· June 2021

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Thermal field formation during wIRA-hyperthermia: temperature measurements in skin and subcutis of piglets as a basis for thermotherapy of superficial tumors and local skin infections caused by thermosensitive microbial pathogens.
Helmut Piazena, Werner Müller, Wolfgang Pendl, Sereina von Ah, Veronika H Cap

Int J Hyperthermia· February 2020

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Biophysical and photobiological basics of water-filtered infrared-A hyperthermia of superficial tumors.
Peter Vaupel, Helmut Piazena, Werner Müller, Markus Notter

Int J Hyperthermia· August 2019

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Spectral Remittance and Transmittance of Visible and Infrared-A Radiation in Human Skin-Comparison Between in vivo Measurements and Model Calculations.
Helmut Piazena, Hans Meffert, Ralf Uebelhack

Photochem Photobiol· November 2017

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Sustained Increase of 25-Hydroxyvitamin D Levels in Healthy Young Women during Wintertime after Three Suberythemal UV Irradiations-The MUVY Pilot Study.
Maria Gudrun Biersack, Malgorzata Hajdukiewicz, Ralf Uebelhack, Leonora Franke, Helmut Piazena

PLoS One· July 2017

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Hypofractionated re-irradiation of large-sized recurrent breast cancer with thermography-controlled, contact-free water-filtered infra-red-A hyperthermia: a retrospective study of 73 patients.
Markus Notter, Helmut Piazena, Peter Vaupel

Int J Hyperthermia· March 2017

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Effects of Narrow-band IR-A and of Water-Filtered Infrared A on Fibroblasts.
Lilla Knels, Monika Valtink, Helmut Piazena, Jamlec de la Vega Marin, Kerstin Gommel

Photochem Photobiol· May 2016

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Effects of water-filtered infrared-A and of heat on cell death, inflammation, antioxidative potential and of free radical formation in viable skin--first results.
Helmut Piazena, Wolfgang Pittermann, Werner Müller, Katinka Jung, Debra K Kelleher

J Photochem Photobiol B· September 2014

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The interpretation of clinical studies on the photodynamic treatment of actinic keratosis.
Debra K Kelleher, Helmut Piazena

Ger Med Sci· May 2013

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An experimental setup for the measurement of nonthermal effects during water-filtered infrared A-irradiation of mammalian cell cultures.
Tobias Jung, Annika Höhn, Anne-Marie Lau, Helmut Piazena, Tilman Grune

Photochem Photobiol· June 2012

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Randomised controlled trial analysing supplementation with 250 versus 500 units of vitamin D3, sun exposure and surrounding factors in breastfed infants.
Aris Siafarikas, Helmut Piazena, Uwe Feister, Max K Bulsara, Hans Meffert

Arch Dis Child· January 2011

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Effects of infrared-A irradiation on skin: discrepancies in published data highlight the need for an exact consideration of physical and photobiological laws and appropriate experimental settings.
Helmut Piazena, Debra K Kelleher

Photochem Photobiol· September 2010

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Effects of water-filtered infrared A irradiation on human fibroblasts.
Tobias Jung, Annika Höhn, Helmut Piazena, Tilman Grune

Free Radic Biol Med· January 2010

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Comments on "Cellular response to infrared radiation involves retrograde mitochondrial signaling".
Helmut Piazena, Debra Kelleher

Free Radic Biol Med· May 2008

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Bivalent effect of UV light on human skin mast cells-low-level mediator release at baseline but potent suppression upon mast cell triggering.
Sven Guhl, Richard Stefaniak, Marc Strathmann, Magda Babina, Helmut Piazena

J Invest Dermatol· February 2005

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Ultraviolet B radiation-mediated inhibition of interferon-gamma-induced keratinocyte activation is independent of interleukin-10 and other soluble mediators but associated with enhanced intracellular suppressors of cytokine-signaling expression.
Markus Friedrich, Ruth Holzmann, Wolfram Sterry, Kerstin Wolk, Andreas Truppel, Helmut Piazena

J Invest Dermatol· October 2003

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Protection against UVB irradiation by natural filters extracted from lichens.
Fiorenza Rancan, Stefania Rosan, Kirsten Boehm, Ernesto Fernández, M Eliana Hidalgo, Helmut Piazena

J Photochem Photobiol B· November 2002

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