12th International Human Peroxidase Meeting 2023

August 30 -September 2, 2023

Final program

Detailed program

Wednesday, August 30th

15.00-18.00 Registration at Festetics Palace
18.00-18.10 Welcome address: Miklós Geiszt
18.10-19.10 OL Opening Lecture: Michael Davies: CHLORINATION AND NITRATION BY MYELOPEROXIDASE IN CARDIOVASCULAR DISEASE

Thursday, August 31st

9.00-10.55 Session I: Enzymology of mammalian peroxidases - Chair: William M. Nauseef
9.00-9.25
+5' disc.
O-1 Christian Obinger: HUMAN HEME PEROXIDASES - WHAT DO THEY HAVE IN THEIR HEME POCKET?
9.30-9.55
+5' disc.
O-2 Martina Paumann-Page: PEROXIDASIN AS A MODULATOR OF CANCER CELL INVASION
10.00-10.20
+5' disc.
O-3 Vera Pfanzagl: FIRST CRYSTAL STRUCTURE OF EOSINOPHIL PEROXIDASE REVEALS SUBTLE DISTINCTIONS IN THE ACTIVE SITE ARCHITECTURE AND PROCESSING
10.25-10.50
+5' disc.
O-4 Paul Furtmüller: REACTIVITY AND PROTEIN-PROTEIN INTERACTION OF HUMAN PEROXIDASIN 1
10.55-11.20 Coffee break
11.20-13.05 Session II: Hydrogen peroxide sources supporting mammalian peroxidases - Chair: Albert van der Vliet
11.20-11.45
+5' disc.
O-5 Thomas L. Leto: DUOX1 INVOLVEMENT IN FUNGAL PATHOGEN SUSCEPTIBILITY: HUMAN VARIANTS LINKED TO ALTERED PATHOGEN SENSING AND RESPONSE
11:50–12:10
+5' disc.
O-6 Anna Pató: AQUAPORIN 3: A POTENTIAL HYDROGEN PEROXIDE TRANSPORTER IN EPITHELIAL CELLS
12.15-12.35
+5' disc.
O-7 Beáta Scholtz: SUPPRESSION OF THE HUMAN COLONIC NADPH OXIDASE 1 THROUGH POST-TRANSCIPTIONAL MECHANISMS
12.40-13.00
+5' disc.
O-8 Deepak Rathi: EFFECT OF EXOSOMAL TREATMENT ON NOX4 EXPRESSION IN MONOCYTES AND MACROPHAGES
13.10-14.10 Lunch
14.10-16.30 Session III: Chemistry and biochemistry of oxidation products - Chair: Christian Obinger
14.10-14.35
+5' disc.
O-9 Clare Hawkins: OXIDATIVE MODIFICATION OF HISTONES IN “NETS” – A NEW DRIVER OF CELLULAR DYSFUNCTION IN CHRONIC INFLAMMATION?
14.40-15.00
+5' disc.
O-10 Joshua Chandler: SEARCHING FOR CANDIDATE BIOMARKERS OF HYPOTHIOCYANOUS ACID EXPOSURE IN CELL CULTURE
15.05-15.30
+5' disc.
O-11 Steven Rokita: WHY NATURE DEHALOGENATES HALOTYROSINES
15.35-15.55 Coffee break
15.55-16.15
+5' disc.
O-12 Grace Borichevsky: TAURINE CHLORAMINE PROMOTES UNUSUAL PATTERNS OF CROSS-LINKS IN CALPROTECTIN
16.20-16.45
+5' disc.
O-13 Péter Nagy: INTERACTIONS OF REACTIVE SULFUR SPECIES WITH HUMAN PEROXIDASES

Friday, September 1st

9.00-10.45 Session IV: Physiological and pathophysiological roles of mammalian peroxidases I. - Chair: Thomas L. Leto
9.00-9.20
+5' disc.
O-14 Wyllie Kaitlin: THE ROLE OF PEROXIDASIN IN CANCER DISEASE PROGRESSION
9.25-9.50
+5' disc.
O-15 Martin Mollenhauer: ”FROM THE OUTSIDE TO THE INSIDE”: MYELOPEROXIDASE IMPACTS VASCULAR FUNCTION BY ALTERING PERIVASCULAR ADIPOCYTES’ PHENOTYPE IN OBESITY
9.55-10.15
+5' disc.
O-16 Gábor Sirokmány: IDENTIFICATION OF THE POSTTRANSLATIONAL MODIFICATIONS OF THE C-TERMINAL DOMAIN OF HUMAN PEROXIDASIN
10.20-10.40
+5' disc.
O-17 Cecilia Tangeten: INFLUENCE OF MYELOPEROXYDASE OXIDIZED-LDLS ON SPECIALIZED PRO-RESOLVING MEDIATORS PRODUCTION
10.45-11.10 Coffee break
11.10-12.55 Session V: Translational aspects of peroxidase research - Chair: Clare Hawkins
11.10-11.35
+5' disc.
O-18 William Nauseef: SPECIFIC MUTATION IN STAPHYLOCOCCUS AUREUS SUPPORTS GAIN OF FUNCTION IN SUSCEPTIBILITY TO HOCL AND HUMAN NEUTROPHILS
11.40-12.00
+5' disc.
O-19 Jenny Shapiro: MYELOPEROXIDASE KO IN HUMAN HEMATOPOIETIC STEM AND PROGENITOR CELLS FOR THE TREATMENT OF PULMONARY ARTERIAL HYPERTENSION
12.05-12.25
+5' disc.
O-20 Marie van der Gucht: NOVEL PLATFORM TO PRODUCE PHARMACEUTICAL PEROXIDASES EMPLOYING AI-BASED PREDICTION MODELS AND INVESTIGATIONS
12.30-12.50
+5' disc.
O-21 Balázs Rada: TREATMENT WITH THE PEROXIDASE SUBSTRATE THIOCYANATE REDUCES MORTALITY IN INFLUENZA INFECTION
13.00-14.00 Lunch
14.00-15.30 Poster Session
15.30-17.10 Session VI: Physiological and pathophysiological roles of mammalian peroxidases II. - Chair: Mark Hampton
15.30-15.55
+5' disc.
O-22 Albert van der Vliet: CONCERTED ROLES FOR DUAL OXIDASE 1 (DUOX1) AND PEROXIDASIN (PXDN) IN OXIDATIVE ECM REMODELING IN PULMONARY FIBROSIS
16.00-16.20
+5' disc.
O-23 Pierre van Antwerpen: MONITORING OF MPO-DEPENDENT OXIDATION OF LDL AND HDL IN SERUM – WHAT DO WE LEARN?
16.25-16.45
+5' disc.
O-24 Karen Yang-Jensen: HUMAN ATHEROSCLEROTIC LESIONS CONTAIN OXIDANT-MODIFIED MYELOPEROXIDASE AND EXTRACELLULAR MATRIX
16.50-17.10
+5' disc.
O-25 Yasuaki Aratani: MICE DEFICIENT IN NOX2 DISPLAY AN ENHANCED GRANULOPOIESIS AND REDUCED LYMPHOPOIESIS IN A ZYMOSAN-INDUCED INFLAMMATION MODEL

Saturday September 2nd

9.00- 10.45 Session VII: Physiological and pathophysiological roles of mammalian peroxidases III. - Chair: Gábor Sirokmány
9.00-9.25
+5' disc.
O-26 Mark Hampton: SENSITIZING PATHOGENIC BACTERIA TO OXIDANTS GENERATED BY THE INNATE IMMUNE SYSTEM
9.30-9.50
+5' disc.
O-27 Alexander Kostyuk: DEVELOPMENT OF IMPROVED GENETICALLY ENCODED BIOSENSORS FOR THE VISUALIZATION OF (PSEUDO)HYPOHALOUS ACIDS IN CELLS AND LIVING ORGANISMS
9.55-10.15
+5' disc.
O-28 Michael Smith: LARGE OPEN-LABEL “STUDY” DEMONSTRATES DIETARY IODINE ACTIVATES THE LACTOPEROXIDASE DEFENSE AGAINST PANDEMIC AIRBORNE MICROBES
10.20-10.40
+5' disc.
O-29 Alexey Sokolov: LACTOFERRIN PREVENTS HALOGENATIVE AND OXIDATIVE STRESS AND PROMOTES WOUND HEALING IN RATS WITH EXPERIMENTAL HYPERGLYCEMIA
10.45-11.10 Coffee break
11.10-12.25 Session VIII: Design and application of peroxidase inhibitors - Chair: Péter Nagy
11.10-11.30
+5' disc.
O-30 Christine Chuang: HEPARIN AND ANALOGUES DECREASE MYELOPEROXIDASE BINDING TO EXTRACELLULAR MATRIX AND MODULATE ITS ENZYMATIC ACTIVITY
11.35-11.55
+5' disc.
O-31 Yalda Parsajoo: IMMOBILIZATION OF HUMAN MYELOPEROXIDASE ON SILICA GEL FOR INHIBITOR DETECTION
12.00-12.20
+5' disc.
O-32 Urban Leitgeb: THE INHIBITORY PROTEIN SPIN REDUCES THE HALIDE OXIDATION RATE OF MYELOPEROXIDASE BUT LEAVES THE SUBSTRATE BINDING SITE UNAFFECTED
12.25-12.30
Closing remarks: Miklós Geiszt
12.30-13.30 Lunch

List of Posters

P-01Paul Furtmüller :MOLECULAR PHYLOGENY OF HEME PEROXIDASES FROM CEPHALOCHORDATA
P-02Noémi Szántó :ROLE OF SELENOENZYMES IN THE REDUCTION OF PERSULFIDE SPECIES
P-03Andrea Domán :LACTOPEROXIDASE CATALYTICALLY OXIDIZES HYDROGEN SULFIDE VIA INTERMEDIATE FORMATION OF SULFHEME DERIVATIVES
P-04Bianca Parzer :RECONSTITUTION AND LINKAGE OF HEME IN THYROID PEROXIDASE POST-PURIFICATION
P-05Alexey Sokolov :METHOD FOR REGISTRATION THE MYELOPEROXIDASE BROMINATING ACTIVITY USING FLUORESCEIN
P-06Clare Hawkins :CHARACTERISATION OF EXTRACELLULAR TRAPS RELEASED BY MACROPHAGES: A CONTRIBUTING FACTOR TO LESION FORMATION IN ATHEROSCLEROSIS?
P-07Bernadett Balázs :INVESTIGATION LACTOPEROXIDASE FUNCTION USING A GENE-DEFICIENT MOUSE STRAIN
P-08Zsolt Szeles :DETECTION OF NADPH OXIDASE 5 (NOX5) PROTEIN EXPRESSION IN HUMAN CELLS AND TISSUES
P-09Lilla Bodrogi :ESTABLISHMENT OF A PXDNL KNOCK-OUT RABBIT MODEL
P-10Filipp Terzer :TESTING THE INCORPORATION EFFICIENCY OF PHENYLALANINE DERIVATIVES WITH A DUAL FLUORESCENT REPORTER PROTEIN