OOIR: Observatory of International Research

Papers

(The TQCC of Photochemistry and Photobiology is 6. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-04-01 to 2024-04-01.)

Article	Citations
Estimated Inactivation of Coronaviruses by Solar Radiation With Special Reference to COVID‐19	110
Long‐term Effects of 222‐nm ultraviolet radiation C Sterilizing Lamps on Mice Susceptible to Ultraviolet Radiation	108
Photodynamic Therapy and Immunity: An Update	101
Exploring BODIPY Derivatives as Singlet Oxygen Photosensitizers for PDT	91
Depth Penetration of Light into Skin as a Function of Wavelength from 200 to 1000 nm	86
Photosensitization Reactions of Biomolecules: Definition, Targets and Mechanisms	76
Absorption and Fluorescence Spectral Database of Chlorophylls and Analogues	58
Ozone Generation by Ultraviolet Lamps^†	57
Photodynamic Therapy and Immune Checkpoint Blockade^†	51
Air Disinfection for Airborne Infection Control with a Focus on COVID‐19: Why Germicidal UV is Essential^†	51
Deciphering UV‐induced DNA Damage Responses to Prevent and Treat Skin Cancer	46
Extreme Exposure to Filtered Far‐UVC: A Case Study^†	43
A Need to Revise Human Exposure Limits for Ultraviolet UV‐C Radiation^†	41
Exposure of Human Skin Models to KrCl Excimer Lamps: The Impact of Optical Filtering^†	34
Harmless Effects of Sterilizing 222‐nm far‐UV Radiation on Mouse Skin and Eye Tissues	34
Upconversion Nanoparticle‐Assisted Photopolymerization	31
Curcumin‐loaded Pluronic^® F‐127 Micelles as a Drug Delivery System for Curcumin‐mediated Photodynamic Therapy for Oral Application	30
Re‐Evaluation of Rat Corneal Damage by Short‐Wavelength UV Revealed Extremely Less Hazardous Property of Far‐UV‐C^†	29
Germicidal UV Sources and Systems^†	28
Practical Chemical Actinometry—A Review	28
Exosome Derived from ADSCs Attenuates Ultraviolet B‐mediated Photoaging in Human Dermal Fibroblasts	26
Frontiers in Multiscale Modeling of Photoreceptor Proteins	26
Photoinactivation of the Coronavirus Surrogate phi6 by Visible Light	26
Ruthenium‐based Photoactive Metalloantibiotics^†	23
Azobenzene Photoswitch for Isomerization‐Dependent Cancer Therapy via Azo‐Combretastatin A4 and Phototrexate	23

Photodynamic Therapy of Inorganic Complexes for the Treatment of Cancer^†	22
Vitamin D and Other Differentiation‐promoting Agents as Neoadjuvants for Photodynamic Therapy of Cancer	20
Photocleavage‐based Photoresponsive Drug Delivery^†	19
The Photosensitizer Temoporfin (mTHPC) – Chemical, Pre‐clinical and Clinical Developments in the Last Decade^†^‡	19
Ketone Incorporation Extends the Emission Properties of the Xanthene Scaffold Beyond 1000 nm^†	18
No Evidence of Induced Skin Cancer or Other Skin Abnormalities after Long‐Term (66 week) Chronic Exposure to 222‐nm Far‐UVC Radiation	18
Evaluation of Acute Reactions on Mouse Skin Irradiated with 222 and 235 nm UV‐C	18
Fine‐Feature Modifications to Strained Ruthenium Complexes Radically Alter Their Hypoxic Anticancer Activity^†	18
Potentiation of Antimicrobial Photodynamic Therapy by Curcumin‐loaded Graphene Quantum Dots	18
Oxidative Stress and Genotoxicity in Melanoma Induction: Impact on Repair Rather Than Formation of DNA Damage?	18
Ratiometric Fluorescent Paper‐Based Sensor Based on CdTe Quantum Dots and Graphite Carbon Nitride Hybrid for Visual and Rapid Determination of Cu²⁺ in Drinks	17
Psoralen Derivatives with Enhanced Potency	17
A Simple Ni‐based Metal–organic Framework as Catalyst for Dye‐sensitized Photocatalytic H₂ Evolution from Water Reduction	16
Spatial and Temporal Bioactive Compound Contents and Chlorophyll Fluorescence of Kale (Brassica oleracea L.) Under UV‐B Exposure Near Harvest Time in Controlled Environments	16
Effects of Photobiomodulation with Low‐level Laser Therapy on Muscle Repair Following a Peripheral Nerve Injury in Wistar Rats	16
The Effect of Laser Photobiomodulation on Periodontal Ligament Stem Cells	16
The Anti‐photoaging Effects of Pre‐ and Post‐treatment of Platelet‐rich Plasma on UVB‐damaged HaCaT Keratinocytes	14
Site‐specific Bioconjugation and Convergent Click Chemistry Enhances Antibody–Chromophore Conjugate Binding Efficiency	14
The Endogenous Tryptophan‐derived Photoproduct 6‐formylindolo[3,2‐b]carbazole (FICZ) is a Nanomolar Photosensitizer that Can be Harnessed for the Photodynamic Elimination of Skin Cancer Cells in Vi	14
One‐year Ocular Safety Observation of Workers and Estimations of Microorganism Inactivation Efficacy in the Room Irradiated with 222‐nm Far Ultraviolet‐C Lamps	14
Wavelength‐dependent DNA Photodamage in a 3‐D human Skin Model over the Far‐UVC and Germicidal UVC Wavelength Ranges from 215 to 255 nm	14
DNA Damage Induced by Late Spring Sunlight in Antarctica	14
Painless Photodynamic Therapy Triggers Innate and Adaptive Immune Responses in a Murine Model of UV‐induced Squamous Skin Pre‐cancer	14
Continuous Flow Reactor for the Controlled Synthesis and Inline Photocatalysis of Antibacterial Ag₂S Nanoparticles	14
Mitigating Visible Light and Long Wavelength UVA1‐induced Effects with Topical Antioxidants	13
The Ca²⁺‐Regulated Photoprotein Obelin as a Tool for SELEX Monitoring and DNA Aptamer Affinity Evaluation	13
Photodestruction of Stromal Fibroblasts Enhances Tumor Response to PDT in 3D Pancreatic Cancer Coculture Models	13
Origins and Evolution of Photocarcinogenesis Action Spectra, Including Germicidal UVC^†	13
A Third Luminous Shark Family: Confirmation of Luminescence Ability for Zameus squamulosus (Squaliformes; Somniosidae)	13
Antibacterial Photoactivity and Thermal Stability of Tetra‐cationic Porphyrins Immobilized on Cellulosic Fabrics	13
Targeted Photodynamic Therapy of Human Head and Neck Squamous Cell Carcinoma with Anti‐epidermal Growth Factor Receptor Antibody Cetuximab and Photosensitizer IR700DX in the Mouse Skin‐fold Window Cha	13
Photodynamic Therapy: Critical PDT Theory^†	12
Fluorescence Intensity Enhancement of Green Carbon Dots: Synthesis, Characterization and Cell Imaging	12
Photoinactivation of Moraxella catarrhalis Using 405‐nm Blue Light: Implications for the Treatment of Otitis Media	12
Mitochondrial Sirtuins in Skin and Skin Cancers	12
UVC Germicidal Units: Determination of Dose Received and Parameters to be Considered for N95 Respirator Decontamination and Reuse	12
Antimicrobial Photodynamic Inactivation Using Topical and Superhydrophobic Sensitizer Techniques: A Perspective from Diffusion in Biofilms^†	12
Sunscreens and Cosmetic Formulations Containing Ascorbyl Tetraisopalmitate and Rice Peptides for the Improvement of Skin Photoaging: A Double‐blind, Randomized Placebo‐controlled Clinical Study	12
Violet‐blue 405‐nm Light‐based Photoinactivation for Pathogen Reduction of Human Plasma Provides Broad Antibacterial Efficacy Without Visible Degradation of Plasma Proteins	12
Insights into the Ultrafast Dynamics of CH₂OO and CH₃CHOO Following Excitation to the Bright ¹ππ* State: The Role of Singlet and Triplet States	12
Photophysicochemical and Biological Properties of New Phthalocyanines Bearing 4‐(trifluoromethoxy)phenoxy and 2‐(4‐methylthiazol‐5‐yl)ethoxy Groups on Peripheral Positions	12
In Situ Prepared NRCPFs as Highly Active Photo Platforms for in Situ Bond Formation Between Aryldiazonium Salts and Heteroarenes	12
Individual Typology Angle and Fitzpatrick Skin Phototypes are Not Equivalent in Photodermatology	12
Simple 3,6‐disubstituted Carbazoles as Potential Hole Transport Materials: Photophysical, Electrochemical and Theoretical Studies	12
Efficacy of Flat‐Top Hand‐Piece Using 980 nm Diode Laser Photobiomodulation on Socket Healing after Extraction: Split‐Mouth Experimental Model in Dogs	12
Combined Addition of Ethanol and Ethylenediaminetetraacetic Acid Enhances Antibacterial and Antibiofilm Effects in Methylene Blue‐Mediated Photodynamic Treatment against Pseudomonas aeruginosa In V	11
Paraptosis and Photodynamic Therapy: A Progress Report	11
Rational Design, Synthesis and Evaluation of Indole Nitrogen Hybrids as Photosystem II Inhibitors	11
Singlet Oxygen Generation, Quenching and Reactivity with Metal Thiolates^†	11
Optical Properties of New Terbium(III) Ternary Complexes Containing Anionic 6,6,7,7,8,8,8‐heptafluoro‐2,2‐dimethyl‐3,5‐octanedione and Neutral Sensitizers in Solution, Solid and PMMA Thin Films: Intra	11

Electronic Absorption Spectroscopy and Photochemistry of Criegee Intermediates	11
Perspectives on Cyclobutane Pyrimidine Dimers—Rise of the Dark Dimers^†	11
Bifunctional Carbon Dots Derived From an Anaerobic Bacterium of Porphyromonas gingivalis for Selective Detection of Fe³⁺ and Bioimaging	11
Dual Function Antibody Conjugates for Multimodal Imaging and Photoimmunotherapy of Cancer Cells	11
Effect of Photobiomodulation on the Incidence of Alveolar Osteitis and Postoperative Pain following Mandibular Third Molar Surgery: A Double‐Blind Randomized Clinical Trial	11
Photochemistry of N‐Phenyl Dibenzothiophene Sulfoximine^†	11
Effect of Short‐Time High‐Temperature Treatment on the Photosynthetic Performance of Different Heat‐Tolerant Grapevine Cultivars	11
Singlet Oxygen: Discovery, Chemistry, C₆₀‐Sensitization^†	11
Effectiveness of Photobiomodulation as an Adjunct to Nonsurgical Periodontal Therapy in the Management of Periodontitis‐ A Systematic Review of in vivo Human Studies	11
Nitrogen Limitation Decreases the Repair Capacity and Enhances Photoinhibition of Photosystem II in a Diatom	10
Type I Photosensitized Oxidation of Methionine^†	10
Recapitulation of Hypoxic Tumor–stroma Microenvironment to Study Photodynamic Therapy Implications	10
Necrosis Depth and Photodynamic Threshold Dose with Redaporfin‐PDT	10
Covalent Triazine Framework as an Efficient Photocatalyst for Regeneration of NAD(P)H and Selective Oxidation of Organic Sulfide	10
Photodynamic Therapy for Biomodulation and Disinfection in Implant Dentistry: Is It Feasible and Effective?	10
Cyclometalated Iridium(III) Complexes as Mitochondria‐targeting Photosensitizers against Cisplatin‐resistant Cells^†	10
Luminescence Activity Decreases When v‐coelenterazine Replaces Coelenterazine in Calcium‐Regulated Photoprotein—A Theoretical and Experimental Study	10
Photobiomodulation Effect of Different Diode Wavelengths on the Proliferation of Human Gingival Fibroblast Cells	10
CRISPR/Cas9‐mediated Knockout of SIRT6 Imparts Remarkable Antiproliferative Response in Human Melanoma Cells in vitro and in vivo	10
Exploring Modes of Photokilling by Hypericin	10
Involvement of Photoprotective Compounds of a Phenolic Nature in the Response of Arabidopsis Thaliana Leaf Tissues to Low‐Intensity Laser Radiation	9
Thiophene‐Based Double Helices: Radical Cations with SOMO–HOMO Energy Level Inversion^†	9
Singlet Oxygen Luminescence Image in Blood Vessels During Vascular‐Targeted Photodynamic Therapy	9
Bare‐bulb Upper‐Room Germicidal Ultraviolet‐C (GUV) Indoor Air Disinfection for COVID‐19^†	9
Highly Efficient Flower‐Like Graphene Quantum Dots‐Based Fuschin Photocatalyst for Selective NAD(P)H Cofactor Regeneration Under Solar Light Irradiation	9
Photocatalytic Efficiency Tuning by the Surface Roughness of TiO₂ Coatings on Glass Prepared by the Doctor Blade Method	9
Role of Light and Plant Hormones in Stem Parasitic Plant (Cuscuta and Cassytha) Twining and Haustoria Induction	9
Dual Functions of Riboflavin‐functionalized Poly(lactic‐co‐glycolic acid) Nanoparticles for Enhanced Drug Delivery Efficiency and Photodynamic Therapy in Triple‐negative Breast Cancer Cells	9
Nitric Oxide‐elicited Resistance to Antitumor Photodynamic Therapy via Inhibition of Membrane Free Radical‐mediated Lipid Peroxidation	9
Potential of Solar UV Radiation for Inactivation of Coronaviridae Family Estimated from Satellite Data	9
One‐Pot Highly Efficient Synthesis of N‐Enrich Graphene Quantum Dots as a Photocatalytic Platform for NAD+/NADP+ Reduction	9
Role of Visible Light on Skin Melanocytes: A Systematic Review	9
Experience with UV‐C Air Disinfection in Some Russian Hospitals^†	9
Chaetopterus variopedatus Bioluminescence: A Review of Light Emission within a Species Complex	9
Inhibition of Ultraviolet‐B Radiation Induced Photodamage by Trigonelline Through Modulation of Mitogen Activating Protein Kinases and Nuclear Factor‐κB Signaling Axis in Skin	9
Practical Aspects in the Study of Biological Photosensitization Including Reaction Mechanisms and Product Analyses: A Do's and Don'ts Guide^†	9
Increased PD‐L1 Expression in Human Skin Acutely and Chronically Exposed to UV Irradiation	9
Efficacy of Adjunctive Antimicrobial Photodynamic Therapy to Mechanical Debridement in the Treatment of Peri‐implantitis or Peri‐implant Mucositis in Smokers: A Systematic Review and Meta‐analysis	9
UV Inactivation of Common Pathogens and Surrogates Under 222 nm Irradiation from KrCl* Excimer Lamps	9
Photodynamic Therapy for Bladder Cancers, A Focused Review^†	9
Rosmarinic Acid: A Naturally Occurring Plant Based Agent Prevents Impaired Mitochondrial Dynamics and Apoptosis in Ultraviolet‐B‐Irradiated Human Skin Cells	9
Recent Photosensitizer Developments, Delivery Strategies and Combination‐based Approaches for Photodynamic Therapy^†	9
Effects of Photobiomodulation Therapy (LED 630 nm) on Muscle and Nerve Histomorphometry after Axonotmesis	9
Clinical Trials and Basic Research in Photodynamic Diagnostics and Therapies from the Center for Laser Diagnostics and Therapy in Poland	8
Effect of the Steric Hindrance and Branched Substituents on Visible Phenylamine Oxime Ester Photoinitiators: Photopolymerization Kinetics Investigation through Photo‐DSC Experiments	8
Photoprotective Effect of Artemisia sieversiana Ehrhart Essential Oil Against UVB‐induced Photoaging in Mice	8
Granadaene Photobleaching Reduces the Virulence and Increases Antimicrobial Susceptibility of Streptococcus agalactiae	8
Selected Extracts from High Mountain Plants as Potential Sunscreens with Antioxidant Capacity	8
Influence of Rose Bengal Dimerization on Photosensitization	8
Spectroscopic Study of the E/Z Photoisomerization of a New Cyrhetrenyl Acylhydrazone: A Potential Photoswitch and Photosensitizer^†	8
Death Pathways Associated with Photodynamic Therapy	8
Effects of UV‐filter Photostabilizers in the Photostability and Phototoxicity of Vitamin A Palmitate Combined with Avobenzone and Octyl Methoxycinnamate	8
Effect of Position and Connected Atom on Photophysical and Photochemical Properties of Some Fluorinated Metallophthalocyanines	8
Cosmetic Formulations with Melaleuca alternifolia Essential Oil for the Improvement of Photoaged Skin: A Double‐Blind, Randomized, Placebo‐Controlled Clinical Study	8
Mechanistic Study of the Peroxyoxalate System in Completely Aqueous Carbonate Buffer	8
The Biochemical Mechanisms of Antimicrobial Photodynamic Therapy^†	8
Multiple in vivo Effects of Cadmium on Photosynthetic Electron Transport in Pea Plants	8
Comparing the Impact of NIR, Visible and UV Light on ROS Upregulation via Photoacceptors of Mitochondrial Complexes in Normal, Immune and Cancer Cells	8
A Pyrazolo Imine‐based Colorimetric and Turn‐on Fluorescent Sensor Probe for Determination of Hg²⁺ Ion and its Application in Test Paper Strips	8
Stable Transfection of the Singlet Oxygen Photosensitizing Protein SOPP3: Examining Aspects of Intracellular Behavior^†	8
Antibacterial Photodynamic Treatment of Porphyromonas gingivalis with Toluidine Blue O and a NonLaser Red Light Source Enhanced by Dihydroartemisinin	8
Photochemistry of Tris(2,4‐dibromophenyl)amine and its Application to Co‐oxidation on Sulfides and Phosphines^†	8
Safety of 222 nm UVC Irradiation to the Surgical Site in a Rabbit Model	8
Fluorescence Sensors for Bismuth (III) Ion from Pyreno[4,5‐d]imidazole Derivatives	8
Effect of Hypoxia on Photosystem II of Tropical Seagrass Enhalus acoroides in the Dark	7
A Spectroscopy‐based Methodology for Rapid Screening and Characterization of Phytochrome Photochemistry in Search of Pfr‐favored Variants	7
Tuning the Polarity of Fullerene C₆₀ Derivatives for Enhanced Photodynamic Inactivation^†	7
Assessing Photosensitized Membrane Damage: Available Tools and Comprehensive Mechanisms^†	7
Macrophages Modulated by Red/NIR Light: Phagocytosis, Cytokines, Mitochondrial Activity, Ca²⁺ Influx, Membrane Depolarization and Viability	7
Photodynamic Efficacy of Cercosporin in 3D Tumor Cell Cultures	7
Changes in the Inner Retinal Cells after Intense and Constant Light Exposure in Sprague‐Dawley Rats	7
Improved Ultraviolet Radiation Film Dosimetry Using OrthoChromic OC‐1 Film^†	7
Low Vitamin D Serum Levels in a Cohort of Myasthenia Gravis Patients in Argentina	7
Fatty Acid Conjugates of Toluidine Blue O as Amphiphilic Photosensitizers: Synthesis, Solubility, Photophysics and Photochemical Properties^†	7
Photobleaching of Erythrosine B in Aqueous Environment Investigation Beyond pH^†	7
First Report on Photodynamic Inactivation of Archaea Including a Novel Method for High‐Throughput Reduction Measurement	7
Hypericin Accumulation as a Determinant of PDT Efficacy	7
Preclinical Evaluation of Cetuximab and Benzoporphyrin Derivative‐Mediated Intraperitoneal Photodynamic Therapy in a Canine Model	7
Monitoring of Solar Irradiance in the High Andes	7
Systematic Review of Photobiomodulation Therapy (PBMT) on the Experimental Calcaneal Tendon Injury in Rats	7

Unlocking the Potential of Ru(II) Dual‐action Compounds with the Power of the Heavy‐atom Effect^†	7
Squaraine Dyes Derived from Indolenine and Benzo[e]indole as Potential Fluorescent Probes for HSA Detection and Antifungal Agents	7
Bucillamine Inhibits UVB‐Induced MAPK Activation and Apoptosis in Human HaCaT Keratinocytes and SKH‐1 Hairless Mouse Skin	7
Novel Platinum(II) Complex‐based Luminescent Probe for Detection of Hypochlorite in Cancer Cells	7
Computer Modeling Indicates Dramatically Less DNA Damage from Far‐UVC Krypton Chloride Lamps (222 nm) than from Sunlight Exposure	7
Fluorescence Assay for Tolyporphins Amidst Abundant Chlorophyll in Crude Cyanobacterial Extracts	7
Ultraviolet B Irradiation Alters the Level and miR Contents of Exosomes Released by Keratinocytes in Diabetic Condition	7
Dendrobium nobile Lindl Polysaccharides Attenuate UVB‐induced Photodamage by Regulating Oxidative Stress, Inflammation and MMPs Expression in Mice Model	7
Effect of Substituents on the Photodynamic Action of Anthraquinones: EPR, Computational and In Vitro Studies	6
Estimation of Singlet Oxygen Quantum Yield Using Novel Green‐Absorbing Baird‐type Aromatic Photosensitizers^†	6
A Sharp Jump in Photocatalytic Activity of Elemental Sulfur for Dye Degradation in Alkaline Solution	6
Air Disinfection with Germicidal Ultraviolet: For this Pandemic and the Next	6
Ability of the Putative Decomposition Products of 2,3‐dioxetanes of Indoles to Photosensitize Cyclobutane Pyrimidine Dimer (CPD) Formation and its Implications for the “Dark” (Chemisensitized) Pathway	6
A Master Equation for Photochemical Rates	6
Effects of 660‐nm and 780‐nm Laser Therapy on ST88‐14 Schwann Cells	6
Highly Efficient S‐g‐CN/Mo‐368 Catalyst for Synergistically NADH Regeneration Under Solar Light	6
An Efficient and Robust Method for Selective Conversion of Aniline to Azobenzene Using nano‐TiO₂‐P25‐SO₃H, under Visible Light Irradiation	6
Assessment of in vitro Cytotoxic, iNOS, Antioxidant and Photodynamic Antimicrobial Activities of Water‐soluble Sulfonated Phthalocyanines	6
Deprotonation Dynamics of Guanine Radical Cations^†	6
Differential Responses of Growth and Photochemical Performance of Marine Diatoms to Ocean Warming and High Light Irradiance	6
6‐Nitro‐Quinazolin−4(3H)−one Exhibits Photodynamic Effects and Photodegrades Human Melanoma Cell Lines. A Study on the Photoreactivity of Simple Quinazolin−4(3H)−ones	6
Light‐responsive and Protic Ruthenium Compounds Bearing Bathophenanthroline and Dihydroxybipyridine Ligands Achieve Nanomolar Toxicity towards Breast Cancer Cells^†	6
Substituent and Surfactant Effects on the Photochemical Reaction of Some Aryl Benzoates in Micellar Green Environment^†	6
Penetration of Singlet Oxygen into Films with Oxygen Permeability Coefficient Close to that of Skin	6
Photodynamic Activity on Biofilm in Endotracheal Tubes of Patients Admitted to an Intensive Care Unit	6
Effect of TEOA on the Process of Photopolymerization at 532 nm and Properties of Nanogels	6
Survey of Home‐Use UV Disinfection Products^†	6
Pyridinium Alkynylanthracenes as Sensitizers for Photodynamic Therapy	6
Experimental and Theoretical Study of the Stability of the Complex Fisetin–Cu(II) and A Comparative Study of Free Ligand and Complex Interaction with Molecular Singlet Oxygen	6