About Nikolai
I lead a research technology department that comprises state-of-the-art experimental and in silico labs generating and handling omics and histological data.
Latest Publications
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Peer-Reviewed Publication
September 7, 2019
Nicotine-Containing E-Vapor Products
Application of a multi-layer systems toxicology framework for in vitro assessment of the biological effects of Classic Tobacco e-liquid and its corresponding aerosol using an e-cigarette device with MESH™ technology
A Iskandar, F Zanetti, D Marescotti, B Titz, A Sewer, A Kondylis, P Leroy, V Belcastro, L Ortega Torres, S Acali, S Majeed, S Steiner, K Trivedi, E Guedj, C Merg, T Schneider, S Frentzel, F Martin, NV Ivanov, M Peitsch, J Hoeng
DOI : 10.1007/s00204-019-02565-9
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Peer-Reviewed Publication
August 22, 2019
Heated Tobacco Products
3D human microvessel-on-a-chip model for studying monocyte-to-endothelium adhesion under flow – application in systems toxicology
C Poussin, B Kramer*, HL Lanz*, A van den Heuvel*, A Laurent, T Olivier*, M Vermeer*, D Peric, K Baumer, R Dulize, E Guedj, NV Ivanov, M Peitsch, J Hoeng, J Joore*
* This author is not affiliated with PMI.DOI : 10.14573/altex.1811301
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Peer-Reviewed Publication
July 3, 2019
Antiparasitic properties of leaf extracts derived from selected Nicotiana species and Nicotiana tabacum varieties
S Schorderet Weber, K P. Kaminski, JL Perret*, P Leroy, A Mazurov, M Peitsch, NV Ivanov, J Hoeng
* This author is not affiliated with PMI.DOI : 10.1016/j.fct.2019.110660
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Poster
June 24, 2019
Untargeted Metabolomics Application to Monitor Urine Samples by Ultra-High-Pressure Liquid Chromatography Coupled to High-Resolution Mass Spectrometry
C. Laszlo, A G Haiduc, M. Fatarova, E Dossin, F. de Jong*, C. Beecher*, A. Kamleh*, P Guy, NV Ivanov, M Peitsch
* This author is not affiliated with PMI. -
Poster
June 24, 2019
Prediction models of retention indices: application to gas chromatography coupled to high-resolution mass spectrometry for two column types: DB-624 and HP-5ms
A G Haiduc, E Dossin, P Diana, P Guy, NV Ivanov, M Peitsch
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Publication
March 26, 2019
Heated Tobacco Products
A meta-analysis of the performance of a blood-based exposure response gene signature across clinical studies on the Tobacco Heating System 2.2 (THS 2.2)
F Martin, M Talikka, NV Ivanov, C Haziza, J Hoeng, M Peitsch
DOI : 10.3389/fphar.2019.00198
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Peer-Reviewed Publication
March 18, 2019
Nicotine-Containing E-Vapor Products
Biological changes in C57BL/6 mice following 3 weeks of inhalation exposure to cigarette smoke or e-vapor aerosols
KM Lee*, J Hoeng, S Harbo*, U Kogel, W Gardner*, M J Oldham*, E Benson*, M Talikka, A Kondylis, F Martin, B Titz, S Ansari, K Trivedi, E Guedj, A Elamin, NV Ivanov, P Vanscheeuwijck, M Peitsch, WJ McKinney*
* This author is not affiliated with PMI.DOI : 10.1080/08958378.2019.1576807
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Peer-Reviewed Publication
March 18, 2019
GladiaTOX: GLobal Assessment of Dose-IndicAtor in TOXicology
V Belcastro, S Cano, D Marescotti, S Acali, I Gonzalez-Suarez, F Martin, F Bonjour, NV Ivanov, M Peitsch, J Hoeng
DOI : 10.1093/bioinformatics/btz187
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Presentation
March 16, 2019
Platform 1
Cardiovascular Effects of the Tobacco Heating System (THS) Compared with Continued Smoking
G Baker, C Haziza, J Hoeng, NV Ivanov, F Lüdicke, S Maeder, M Peitsch, B Phillips, C Poussin, P Vanscheeuwijck
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Poster
March 12, 2019
Systems toxicology assessment of a representative e-liquid formulation using human primary bronchial epithelial cells
D Marescotti, C Mathis, V Belcastro, P Leroy, S Acali, F Martin, R Dulize, D Bornand, K Baumer, D Peric, E Guedj, L Ortega Torres, M Biasioli, M Fuhrimann, E Fernandes, F Frauendorfer, K Luettich, I Gonzalez-Suarez, D Sciuscio, NV Ivanov, M Peitsch, J Hoeng
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Poster
March 12, 2019
Heated Tobacco Products
Xenobiotic metabolism response to 3R4F or THS2.2 exposure: from pre-clinical to clinical
S Pouly, M Talikka, A van der Plas, B Titz, A Iskandar, G de La Bourdonnaye, N Blanc, F Martin, C Haziza, NV Ivanov, F Lüdicke, J Hoeng, M Peitsch
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Publication
March 12, 2019
Nicotine-Containing E-Vapor Products
Exposure to an aerosol from a novel electronic cigarette using the MESH™ technology elicited reduced biological impacts than exposure to cigarette smoke on buccal and small airway epithelial cultures: a systems toxicology assessment
A Iskandar, F Zanetti, A Kondylis, F Martin, A Sewer, L Ortega Torres, S Majeed, S Steiner, E Guedj, C Merg, T Schneider, K Trivedi, S Frentzel, NV Ivanov, M Peitsch, J Hoeng
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Poster
March 12, 2019
GladiaTOX: global assessment of dose-response indicators in toxicology
V Belcastro, S Cano, D Marescotti, S Acali, I Gonzalez-Suarez, F Martin, F Bonjour, NV Ivanov, M Peitsch, J Hoeng
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Publication
March 12, 2019
Nicotine-Containing E-Vapor Products
Comparison of the impacts of an acute exposure to electronic cigarette aerosol and cigarette smoke on small airway epithelial cultures: In vitro systems toxicology assessment
A Iskandar, A Kondylis, F Martin, S Steiner, S Majeed, P Leroy, E Guedj, C Merg, K Trivedi, S Frentzel, NV Ivanov, U Doshi*, KM Lee*, WJ McKinney*, M Peitsch, J Hoeng
* This author is not affiliated with PMI. -
Peer-Reviewed Publication
March 5, 2019
Platform 4
A lower impact of an acute exposure to electronic cigarette aerosols than to cigarette smoke in human organotypic buccal and small airway cultures was demonstrated using systems toxicology assessment
A Iskandar, F Zanetti, A Kondylis, F Martin, P Leroy, S Majeed, S Steiner, Y Xiang, L Ortega Torres, K Trivedi, E Guedj, C Merg, S Frentzel, NV Ivanov, U Doshi*, KM Lee*, WJ McKinney*, M Peitsch, J Hoeng
* This author is not affiliated with PMI.Internal and Emergency Medicine
DOI : 10.1007/s11739-019-02055-x
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Poster
February 28, 2019
Platform 1
Chronic Toxicity and Lung Carcinogenicity in A/J Mice Following Lifetime Exposure to Aerosol from a Candidate Modified Risk Tobacco Product and Mainstream Cigarette Smoke
K Luettich, E T Wong, K Trivedi, E Guedj, T Schneider, C Nury, B Titz, Y Xiang, P Leroy, G Vuillaume, P Vanscheeuwijck, NV Ivanov, M Peitsch, J Hoeng
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Poster
February 22, 2019
Platform 1
Impact of Switching to a Heat-Not-Burn Tobacco Product on CYP1A2 Activity: A Review of Four Clinical Studies
A van der Plas, N Blanc, C Haziza, B Titz, BV Taranu, N Ciuria, S Ciprietti, C Witt-Gonzalez, D Ancin, V Riccitelli, I D'Errico, M Pietro, L Prieto, R Weitkunat, NV Ivanov, F Lüdicke
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Poster
February 21, 2019
Systems Toxicology Assessment of Repeated Exposure of Human Organotypic Gingival Cultures to Swedish Snus Extracts and Total Particulate Matter from Cigarette Smoke
F Zanetti, A Sewer, B Titz, A Iskandar, A Kondylis, L Ortega Torres, C Pak, F Martin, E Guedj, K Trivedi, S Frentzel, NV Ivanov, J Hoeng, M Peitsch
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Peer-Reviewed Publication
February 12, 2019
How complex should an in vitro model be? Evaluation of complex 3D alveolar model with transcriptomic data and computational biological network models
D Marescotti, T Serchi*, K Luettich, Y Xiang, E Moschini*, M Talikka, F Martin, K Baumer, R Dulize, D Peric, D Bornand, E Guedj, A Sewer, S Cambier*, S Contal*, A Chary*, AC Gutleb*, S Frentzel, NV Ivanov, M Peitsch, J Hoeng
* This author is not affiliated with PMI.ALTEX Alternatives to Animal Experimentation
DOI : 10.14573/altex.1811221
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Peer-Reviewed Publication
February 12, 2019
Heated Tobacco Products
A six-month systems toxicology inhalation/cessation study in ApoE−/− mice to investigate cardiovascular and respiratory exposure effects of modified risk tobacco products, CHTP 1.2 and THS 2.2, compared with conventional cigarettes
B Phillips, J Szostak, B Titz, W Schlage, E Guedj, P Leroy, G Vuillaume, F Martin, A Buettner*, A Elamin, A Sewer, N Sierro, MA Choukrallah, T Schneider, NV Ivanov, C Teng, CK Tung, YS Yeo, P Vanscheeuwijck, M Peitsch, J Hoeng, WT Lim
* This author is not affiliated with PMI.DOI : 10.1016/j.fct.2019.02.008
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Peer-Reviewed Publication
February 7, 2019
Platform 1
Epigenomics in tobacco risk assessment: Opportunities for integrated new approaches
MA Choukrallah, A Sewer, M Talikka, N Sierro, M Peitsch, J Hoeng, NV Ivanov
DOI : 10.1016/j.cotox.2019.01.001
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Peer-Reviewed Publication
January 2, 2019
Assessment of a 72-hour repeated exposure to Swedish snus extract and total particulate matter from 3R4F cigarettes on gingival organotypic cultures.
F Zanetti, A Sewer, B Titz, W Schlage, A Iskandar, A Kondylis, P Leroy, E Guedj, K Trivedi, A Elamin, F Martin, S Frentzel, NV Ivanov, M Peitsch, J Hoeng
DOI : 10.1016/j.fct.2018.12.056
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Poster
December 3, 2018
Platform 1
Toxicological evaluation of the Tobacco Heating System 2.2, a candidate modified risk tobacco product in a OECD inhalation study complemented with systems toxicology
U Kogel, E T Wong, B Titz, S Boue, A Elamin, G Vuillaume, P Leroy, NV Ivanov, P Vanscheeuwijck, J Hoeng, M Peitsch
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Peer-Reviewed Publication
November 29, 2018
The impact of genome evolution on the allotetraploid Nicotiana rustica – an intriguing story of enhanced alkaloid production
N Sierro, JND Battey, L Bovet, V Liedschulte, S Ouadi, J Thomas, Hervé Broye, H Laparra, A Vuarnoz, G Lang, S Goepfert, M Peitsch, NV Ivanov
DOI : 10.1186/s12864-018-5241-5
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Peer-Reviewed Publication
November 12, 2018
BREX system of Escherichia coli distinguishes self from non-self by methylation of a specific DNA site
J Gordeeva*, N Morozova*, N Sierro, A Isaev*, T Sinkunas*, K Tsvetkova*, M Matlashov*, L Truncaitė*, RD Morgan*, NV Ivanov, V Siksnys*, L Zeng*, K Severinov*
* This author is not affiliated with PMI.DOI : 10.1093/nar/gky1125
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Peer-Reviewed Publication
November 9, 2018
Platform 1
Tobacco Heating System 2.2 has a limited impact on DNA methylation of candidate enhancers in mouse lung compared with cigarette smoke
MA Choukrallah, N Sierro, F Martin, K Baumer, J Thomas, S Ouadi, J Hoeng, M Peitsch, NV Ivanov
DOI : 10.1016/j.fct.2018.11.020
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Poster
November 8, 2018
The impact of exposure to cigarette smoke on the secreton of inflammatory mediators: Assessment using human organotypic small airway epithelial cultures from five different donors
C Merg, M Corciulo, A Giralt, A Kondylis, L Ortega Torres, S Majeed, T Schneider, A Iskandar, NV Ivanov, J Hoeng
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Poster
October 5, 2018
Platform 1
Systems toxicology assessment of potential modified risk tobacco products: effects on lung, liver, and heart in ApoE -/- mice using iTRAQ
C Nury, B Phillips, J Szostak, B Titz, W Schlage, E Guedj, P Leroy, G Vuillaume, F Martin, A Buettner*, A Elamin, A Sewer, N Sierro, MA Choukrallah, T Schneider, NV Ivanov, P Vanscheeuwijck, M Peitsch, J Hoeng
* This author is not affiliated with PMI. -
Poster
September 17, 2018
Platform 1
Cardiovascular Effects Observed When Using the Tobacco Heating System (THS) 2.2 Compared with Continued Smoking
G Baker, C Haziza, J Hoeng, NV Ivanov, F Lüdicke, S Maeder, M Peitsch, B Phillips, P Picavet, C Poussin, P Vanscheeuwijck
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Poster
September 6, 2018
Platform 1
Six-Month Systems Toxicology Inhalation/Cessation Study in ApoE−/− Mice to Investigate Cardiovascular and Respiratory Exposure Effects of Two Reduced-Risk Products Compared with Conventional Cigarettes
J Szostak, B Phillips, E Guedj, E T Wong, B Titz, F Martin, G Vuillaume, P Leroy, A Buettner*, NV Ivanov, P Vanscheeuwijck, M Peitsch, J Hoeng
* This author is not affiliated with PMI. -
Peer-Reviewed Publication
July 17, 2018
Platform 2
In vitro systems toxicology-based assessment of the potential modified risk tobacco product CHTP 1.2 for vascular inflammation- and cytotoxicity-associated mechanisms promoting adhesion of monocytic cells to human coronary arterial endothelial cells
C Poussin, A Laurent, A Kondylis, D Marescotti, M Van der Toorn, E Guedj, D Goedertier, S Acali, C Pak, R Dulize, K Baumer, D Peric, E Maluenda, D Bornand, I Gonzalez-Suarez, W Schlage, NV Ivanov, M Peitsch, J Hoeng
DOI : 10.1016/j.fct.2018.07.025
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Poster
July 9, 2018
Crowdsourced-benchmarking of computational pipelines for metagenomic taxonomy profiling – the sbv IMPROVER Microbiomics Challenge
C Poussin, N Sierro, V Belcastro, JND Battey, S Boue, F Meyer*, E Scotti, A Petrelis, M Peitsch, NV Ivanov, J Hoeng
* This author is not affiliated with PMI. -
Poster
June 25, 2018
Platform 1
The impact of aerosol from Carbon Heated Tobacco Product 1.2 compared with cigarette smoke on the cardiovascular system of ApoE-/- mice in a six-month inhalation study
J Szostak, B Phillips, E Guedj, E T Wong, B Titz, F Martin, G Vuillaume, P Leroy, A Buettner*, NV Ivanov, P Vanscheeuwijck, M Peitsch, J Hoeng
* This author is not affiliated with PMI. -
Poster
June 11, 2018
Platform 1
Cardiovascular Effects Observed When Using the Tobacco Heating System (THS) 2.2 Compared with Continued Smoking
G Baker, C Haziza, J Hoeng, NV Ivanov, F Lüdicke, S Maeder, M Peitsch, B Phillips, P Picavet, C Poussin, P Vanscheeuwijck
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Presentation
May 21, 2018
Platform 1
Molecular biomarkers elucidate the role of inflammation and oxidative stress in smoking-related diseases
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Peer-Reviewed Publication
May 10, 2018
SolCyc: a database hub at the Sol Genomics Network (SGN) for the manual curation of metabolic networks in Solanum and Nicotiana specific databases
H Foerster*, A Bombarely*, JND Battey, N Sierro, NV Ivanov, LA Mueller*
* This author is not affiliated with PMI. -
Poster
May 9, 2018
Platform 1
Systems Toxicological Assessment of two Modified Risk Tobacco Products on Cardiovascular and Respiratory Effects in ApoE-/-mice - a six-month inhalation study
B Phillips, J Szostak, E Guedj, E T Wong, M Talikka, S Lebrun, B Titz, F Martin, G Vuillaume, P Leroy, A Buettner*, NV Ivanov, P Vanscheeuwijck, M Peitsch, J Hoeng
* This author is not affiliated with PMI. -
Poster
May 9, 2018
Human Research Investigation on the Effects of Cigarette Smoking, E-Cigarette Vaping, and Smoking Cessation on Vascular Cell Biology
C Poussin, J Hoeng, S Ansari, E Guedj, TM Curran*, LA Baglia*, RA Berg*, N Blumberg*, SL Spinelli*, Loyse Felber Medlin , NV Ivanov, P Picavet, M Peitsch
* This author is not affiliated with PMI. -
Peer-Reviewed Publication
April 11, 2018
Platform 2
A 90-day OECD TG 413 rat inhalation study with systems toxicology endpoints demonstrates reduced exposure effects of the aerosol from the carbon heated tobacco product version 1.2 (CHTP1.2) compared with cigarette smoke. I. Inhalation exposure, clinical pathology and histopathology
B Phillips, W Schlage, B Titz, U Kogel, D Sciuscio, F Martin, P Leroy, G Vuillaume, AS Krishnan *, PN Lee*, E Veljkovic, A Elamin, C Merg, NV Ivanov, M Peitsch, J Hoeng, P Vanscheeuwijck
* This author is not affiliated with PMI.DOI : 10.1016/j.fct.2018.04.015
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Poster
March 16, 2018
Four-Week Continuous Nicotine Treatment of Immortalized Bronchial Epithelial Cells Does Not Contribute to Tumorigenesis
M Van der Toorn, K Baumer, D Peric, D Bornand, R Dulize, E Guedj, A Sewer, D Marescotti, K Luettich, NV Ivanov, M Peitsch, J Hoeng
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Peer-Reviewed Publication
March 13, 2018
Platform 2
A 90-day OECD TG 413 rat inhalation study with systems toxicology endpoints demonstrates reduced exposure effects of the aerosol from the carbon heated tobacco product version 1.2 (CHTP1.2) compared with cigarette smoke. II. Systems toxicology assessment
B Titz, U Kogel, F Martin, W Schlage, Y Xiang, C Nury, S Dijon, K Baumer, D Peric, D Bornand, R Dulize, B Phillips, P Leroy, G Vuillaume, S Lebrun, A Elamin, E Guedj, K Trivedi, NV Ivanov, P Vanscheeuwijck, M Peitsch, J Hoeng
DOI : 10.1016/j.fct.2018.02.058
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Poster
March 9, 2018
Platform 1
Biological impact of an aerosol from a candidate modified-risk tobacco product and cigarette smoke on human organotypic nasal epithelial cultures - a view from the proteome
C Nury, A Iskandar, B Titz, P Leroy, T Schneider, S Dijon, C Merg, C Mathis, A Elamin, S Frentzel, W Schlage, F Martin, NV Ivanov, M Peitsch, J Hoeng
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Peer-Reviewed Publication
March 7, 2018
Platform 1
The biological effects of long-term exposure of human bronchial epithelial cells to total particulate matter from a candidate modified-risk tobacco product
M Van der Toorn, A Sewer, D Marescotti, S Johne, K Baumer, D Bornand, R Dulize, C Merg, M Corciulo, E Scotti, C Pak, P Leroy, E Guedj, NV Ivanov, F Martin, M Peitsch, J Hoeng, K Luettich
DOI : 10.1016/j.tiv.2018.02.019
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Peer-Reviewed Publication
March 2, 2018
Platform 2
Assessment of the impact of aerosol from a potential modified risk tobacco product compared with cigarette smoke on human organotypic oral epithelial cultures under different exposure regimens
F Zanetti, A Sewer, E Scotti, B Titz, W Schlage, P Leroy, A Kondylis, G Vuillaume, A Iskandar, E Guedj, K Trivedi, T Schneider, A Elamin, F Martin, NV Ivanov, S Frentzel, M Peitsch, J Hoeng
DOI : 10.1016/j.fct.2018.02.062
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Peer-Reviewed Publication
March 1, 2018
Platform 2
Comparative biological impacts of an aerosol from carbon-heated tobacco and smoke from cigarettes on human respiratory epithelial cultures: A systems toxicology assessment
A Iskandar, F Martin, P Leroy, W Schlage, C Mathis, B Titz, A Kondylis, T Schneider, G Vuillaume, A Sewer, E Guedj, K Trivedi, A Elamin, S Frentzel, NV Ivanov, M Peitsch, J Hoeng
DOI : 10.1016/j.fct.2018.02.063
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Peer-Reviewed Publication
February 5, 2018
Organization of the TC and TE cT-DNA regions in Nicotiana otophora and functional analysis of three diverged TE-6b genes
K Chen*, F Dorlhac de Borne*, N Sierro, NV Ivanov, M Alouia*, S Koechler*, L Otten*
* This author is not affiliated with PMI.DOI : 10.1111/tpj.13853