Monday, 26th August 18th International Congress on Photobiology 2024

Janet Bornman - IUPB

• Light signalling by vertebrate photoreceptor opsin and G-protein - Yoshitaka Fukada

• Light in the life of marine phytoplankton - Angela Falciatore

PAJ symposium

• Molecular properties and optogenetic potentials of diverse animal opsins   - Akihisa Terakita
• An ultrafast opsin from the dreaded box jellyfish - Sonja Kleinlogel
• Structure of an active bistable invertebrate rhodopsin: Implications for the mechanistic understanding of bistability  - Gebhard Franz Xaver Schertler
• Evolution of the jumping spider rhodopsin and its optogenetic potentials - Mitsumasa Koyanagi
• Melanopsin, from molecule to behavior - Phyllis R ROBINSON
• Differential roles of multiple photoreceptors in regulating background adaptation of zebrafish - Daisuke KOJIMA

• Novel verteporfin-based nanoparticles for targeted photodynamic therapy of ovarian cancer - Carla Arnau del Valle
• Polydopamine-Based Nanophotosensitizing Systems for Targeted Phototherapy - Dennis Ng
• Targeted photo-activable multi-agent liposome for fluorescence-guided photoimmunotherapy enhances survival outcomes - Sumiao Pang
• Light-Activatable, Sustained-exposure Ethanol Injection Technology (LASEIT) for treatment of locally advanced tumors - Huang Chiao Huang

• Engineering photoreceptors into optogenetic tools for the control and understanding of cellular processes in microbial, animal and plant systems - Matias Zurbirggen
• Optogenetic stimulation of projection neurons – sublime but not physiological - Karin Aubrey
• Optogenetic approaches for restoring vision: Where are we now? - Lay Khoon Too

• Making the sunshine vitamin – how much sun exposure is needed to maintain 25 hydroxy vitamin D concentration? - Louisa Collins
• How does natural sun protection and sunscreen use influence vitamin D synthesis?  - Antony R Young
• Protection of vitamin D compounds against UV-induced skin carcinogenesis - Katie Dixon
• New action spectrum for vitamin d production in human skin – Does this alter the risk-benefit balance? - Peter A Philipsen
• Increasing Solar UV Radiation in Dortmund, Germany, and Uccle, Belgium – Results of Long-Term UV Monitoring - Sebastian SL Lorenz

• Phycobilisome assembly and attachment to photosystem II for energy conversion in cyanobacteria - Jindong Zhao
• Photoisomerization Mechanism of Retinal in Different Rhodopsins - Insight from Multiscale Simulations - Igor Schapiro
• Ultrafast primary dynamics and isomerization mechanism of a far-red sensing cyanobacteriochrome   - Dongping Zhong
• Light Signaling and Allostery Mechanisms of Bacteriophytochromes - Xiaojing Yang
• Light Intensity-Dependent Photo-Activation Quantum Yield of Orange Carotenoid Protein - Michel Sliwa

SIFB symposium

• Development of organic photo-drugs for the treatment of cancers - Carlos E. Crespo-Hernández
• Phototoxicity of retinoid drugs: from photophysics to photobiology - Virginie Lhiaubet-Vallet
• Photostability of anticancer monoclonal antibodies  - Giorgia Miolo
• Photo(un)stability of drugs and biomarkers - Donata Favretto
• What makes the strength of very phototoxic photosensitizers - Zoe A. Arnaut

• From photoreceptor light damage to optogenetic and sonogenetic visual restauration - Serge Picaud

• UV carcinogenesis-update- - Chikako Nishigori

• Impact of solar ultraviolet radiation and visible light on human skin - Tasneem Mohammad
• Photodermatoses in Skin of Color - Angeli Eloise Torres
• Impact of melanin on DNA photodamage and vitamin D synthesis - Antony R Young
• Photoprotection: Addressing challenges for skin of color - Tasneem Mohammad

• Synergistic Strategies for Photodynamic Therapy: Harnessing Block Copolymer Nanosytems for Enhanced both Drug Delivery and Photosensitizers Activity - Patricia P Vicendo
• Can phthalocyanines be successful photosensitizers in vascular-targeted photodynamic therapy? Evidence from photochemical studies and biological evaluation on hiPSC-derived organoids and rodent models - Janusz M. Dabrowski
• Inducing Immunogenic Cancer Cell Death through Oxygen-Economized Photodynamic Therapy with Nitric Oxide-Releasing Photosensitizers - Pui Chi Gigi Lo
• Stroma- and immune-modulating photosensitizing systems: antibody conjugates, lipid nanoparticles, and everything in between - Girgis Obaid
• Formulating and delivering phthalocyanines to cancer cells and tissues - Fabienne Dumoulin

• Natural photoenzymes - Silvia E Braslavsky
• Fatty Acid Photodecarboxylase (FAP): a gateway to non-fossil hydrocarbon fuels and beyond... - Pavel Müller
• Enhanced light-driven DNA repair by a photolyase bearing an artificial light-harvesting chromophore - Junpei Yamamoto
• Photoswitching of Flavin–Inhibitor Complexes in Flavoenzymes - Bo Zhuang

• What is the phyB photobody made of? - Giltsu Choi
• Function of photobodies in phytochrome signaling in plants - Meng Chen
• Role of CRY2 condensates in controlling light-responsive gene expression in Arabidopsis - Xu Wang
• Translation control by the cytosolic biomolecular condensate P-bodies optimizes early seedling developments in Arabidopsis - Shu-Hsing Wu
• Circadian Rhythm Regulation by Iron Deficiency and Chloroplast Signaling in Arabidopsis thaliana - Kuo-Chen Yeh

 SFPb symposium

• From color-tuning to optogenetics: relationship between red-light absorption and fluorescence intensity in an archaerhodopsin model. - Massimo Olivucci
• Multiscale conformational dynamics in proteins and DNA probed by time-resolved circular dichroism from femtoseconds to milliseconds - Pascale Changenet
• Light activation mechanism of Orange Carotenoid Protein resolved by femtosecond stimulated Raman Spectroscopy - Miroslav Kloz
• Spectroscopic study on the photoreaction dynamics of ion-transporting microbial rhodopsins - Keiichi Inoue
• To twist or not to twist: photoisomerization bottlenecks in negative reversibly photo switchable fluorescent proteins - Nanna Holmgaard List
• How the protein cage controls the photoswitching mechanism of reversibly photoswitchable fluorescent proteins. - Michel SLIWA