Rolf Claesson

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Affiliated as other position at Department of Odontology Units: Oral Microbiology

1A, våning 5, Västerbottens läns landsting Västerbottens läns landsting, 901 85 Umeå

The Highly Leukotoxic JP2 Genotype of Aggregatibacter actinomycetemcomitans Is Present in the Population of the West African Island, Sal in Cape Verde: A Pilot Study

Pathogens, Basel: MDPI 2022, Vol. 11, (5)

De Soet, Johannes J.; Claesson, Rolf; Haubek, Dorte; et al.

Discrepancies in Antimicrobial Susceptibility between the JP2 and the Non-JP2 Genotype of Aggregatibacter actinomycetemcomitans

Antibiotics, Basel: MDPI 2022, Vol. 11, (3)

Granlund, Margareta; Höglund Åberg, Carola; Johansson, Anders; et al.

Microbial contamination of dental unit water lines: a matter of following instructions

Journal of Hospital Infection, Elsevier 2021, Vol. 113 : 187-188

Claesson, Rolf; Edwardsson, S.; Bäckman, N.

Multilocus Sequence Typing of Non-JP2 Serotype b Aggregatibacter actinomycetemcomitans Strains of Ghanaian and Swedish Origin

Frontiers in Cellular and Infection Microbiology, Frontiers Media S.A. 2021, Vol. 11

Claesson, Rolf; Johansson, Anders; Höglund-Åberg, Carola; et al.

Porphyromonas gingivalis fimbrial protein Mfa5 contains a von Willebrand factor domain and an intramolecular isopeptide

Communications Biology, Springer Nature 2021, Vol. 4, (1)

Heidler, Thomas V.; Ernits, Karin; Ziolkowska, Agnieszka; et al.

Aggregatibacter actinomycetemcomitans and Aggregatibacter aphrophilus in a Kenyan Maasai Adolescent Population and Inhibition of Leukotoxic Activity by Herbal Plants Used as Part of Oral Hygiene Procedures

Journal of Clinical Medicine, Basel: MDPI 2021, Vol. 10, (22)

Lindholm, Mark; Claesson, Rolf; Kemoli, Arthur; et al.

Chemical Composition, Antimicrobial activity, in Vitro Cytotoxicity and Leukotoxin Neutralization of Essential Oil from Origanum vulgare against Aggregatibacter actinomycetemcomitans

Pathogens, Basel: MDPI 2020, Vol. 9, (3)

Akkaoui, Sanae; Johansson, Anders; Yagoubi, Maâmar; et al.

Characterization of Aggregatibacter actinomycetemcomitans Serotype b Strains with Five Different, Including Two Novel, Leukotoxin Promoter Structures

Vaccines, Basel, Switzerland: MDPI 2020, Vol. 8, (3)

Claesson, Rolf; Chiang, Huei-Min; Lindholm, Mark; et al.

43-Year Temporal Trends in Immune Response to Oral Bacteria in a Swedish Population

Pathogens, Basel: MDPI 2020, Vol. 9, (7)

Esberg, Anders; Johansson, Anders; Claesson, Rolf; et al.

Phylogenetic Analysis of Filifactor alocis Strains Isolated from Several Oral Infections Identified a Novel RTX Toxin, FtxA

Toxins, MDPI 2020, Vol. 12, (11)

Oscarsson, Jan; Claesson, Rolf; Bao, Kai; et al.

High salivary levels of JP2 genotype of Aggregatibacter actinomycetemcomitans is associated with clinical attachment loss in Moroccan adolescents

Clinical and experimental dental research, John Wiley & Sons 2019, Vol. 5, (1) : 44-51

Ennibi, Oum Keltoum; Claesson, Rolf; Akkaoui, Sanae; et al.

Comprehensive antimicrobial susceptibility testing of a large collection of clinical strains of Aggregatibacter actinomycetemcomitans does not identify resistance to amoxicillin

Journal of Clinical Periodontology, John Wiley & Sons 2019, Vol. 46, (8) : 846-854

Jensen, Anne B.; Haubek, Dorte; Claesson, Rolf; et al.

Differential Cell Lysis Among Periodontal Strains of JP2 and Non-JP2 Genotype of Aggregatibacter actinomycetemcomitans Serotype B Is Not Reflected in Dissimilar Expression and Production of Leukotoxin

Pathogens, Basel, Switzerland: MDPI 2019, Vol. 8, (4)

Jensen, Anne Birkeholm; Lund, Marianne; Nørskov-Lauritsen, Niels; et al.

Genetic Profiling of Aggregatibacter actinomycetemcomitans Serotype B Isolated from Periodontitis Patients Living in Sweden

Pathogens, Basel, Switzerland: MDPI 2019, Vol. 8, (3) : 1-13

Johansson, Anders; Claesson, Rolf; Höglund-Åberg, Carola; et al.

Aggregatibacter Actinomycetemcomitans: Clinical Significance of a Pathobiont Subjected to Ample Changes in Classification and Nomenclature

Pathogens, MDPI 2019, Vol. 8, (4)

Nørskov-Lauritsen, Niels; Claesson, Rolf; Jensen, Anne Birkeholm; et al.

Tools of Aggregatibacter actinomycetemcomitans to Evade the Host Response

Journal of Clinical Medicine, Basel: MDPI 2019, Vol. 8, (7)

Oscarsson, Jan; Claesson, Rolf; Lindholm, Mark; et al.

Evasion of Immune Surveillance in Low Oxygen Environments Enhances Candida albicans Virulence.

mBio, American Society for Microbiology 2018, Vol. 9, (6)

Lopes, Jose Pedro; Stylianou, Marios; Backman, Emelie; et al.

Journal of Oral Microbiology, Taylor & Francis 2017, Vol. 9

Claesson, Rolf; Höglund-Åberg, Carola; Haubek, Dorte; et al.

Actinomyces radicidentis and Actinomyces haliotis, coccoid Actinomyces species isolated from the human oral cavity

Anaerobe, Elsevier 2017, Vol. 48 : 19-26

Claesson, Rolf; Sjögren, Ulf; Esberg, Anders; et al.

Streptococcus Mutans Adhesin Biotypes that Match and Predict Individual Caries Development

EBioMedicine, Vol. 24 : 205-215

Esberg, Anders; Sheng, Nongfei; Mårell, Lena; et al.

The cagE gene sequence as a diagnostic marker to identify JP2 and non-JP2 highly leukotoxic Aggregatibacter actinomycetemcomitans serotype b strains.

Journal of Periodontal Research, John Wiley & Sons 2017, Vol. 52, (5) : 903-912

Johansson, Anders; Claesson, Rolf; Höglund Åberg, Carola; et al.

Effects of Aggregatibacter actinomycetemcomitans leukotoxin on neutrophil migration and extracellular trap formation.

Journal of Oral Microbiology, Vol. 8

Hirschfeld, Josefine; Roberts, Helen M; Chapple, Iain L C; et al.

Detection of a 640-bp deletion in the Aggregatibacter actinomycetemcomitans leukotoxin promoter region in isolates from an adolescent of Ethiopian origin

Journal of Oral Microbiology, CoAction Publishing 2015, Vol. 7

Claesson, Rolf; Gudmundson, Jan; Höglund-Åberg, Carola; et al.

Subgingival bacteria in Ghanaian adolescents with or without progression of attachment loss

Journal of Oral Microbiology, CoAction Publishing 2014, Vol. 6

Dahlén, Gunnar; Claesson, Rolf; Höglund Åberg, Carola; et al.

Leukotoxic activity of Aggregatibacter actinomycetemcomitans and periodontal attachment loss

PLOS ONE, Public library science 2014, Vol. 9, (8) : e104095-

Höglund Åberg, Carola; Haubek, Dorte; Kwamin, Francis; et al.

Progression of attachment loss is strongly associated with presence of the JP2 genotype of Aggregatibacter actinomycetemcomitans: a prospective cohort study of a young adolescent population

Journal of Clinical Periodontology, Vol. 41, (3) : 232-241

Höglund Åberg, Carola; Kwamin, Francis; Claesson, Rolf; et al.

Oral microbial profile discriminates breast-fed from formula-fed infants

Journal of Pediatric Gastroenterology and Nutrition - JPGN, Vol. 56, (2) : 127-136

Holgerson, Pernilla L; Vestman, Nelly R; Claesson, Rolf; et al.

Cytolethal distending toxin in isolates of Aggregatibacter actinomycetemcomitans from Ghanaian adolescents and association with serotype and disease progression

PLOS ONE, Public Library Science 2013, Vol. 8, (6) : e65781-

Höglund Åberg, Carola; Antonoglou, Georgios; Haubek, Dorte; et al.

Characterization and in vitro properties of oral lactobacilli in breastfed infants

BMC Microbiology, BioMed Central 2013, Vol. 13 : 193-

Vestman, Nelly Romani; Timby, Niklas; Holgerson, Pernilla Lif; et al.

Presence of JP2 and Non-JP2 genotypes of aggregatibacter actinomycetemcomitans and periodontal attachment loss in adolescents in Ghana

Journal of Periodontology, American Academy of Periodontology 2012, Vol. 83, (12) : 1520-1528

Höglund Åberg, Carola; Kwamin, Francis; Claesson, Rolf; et al.

The pilin protein FimP from Actinomyces oris: crystal structure and sequence analyses

PLOS ONE, Vol. 7, (10) : e48364-

Persson, Karina; Esberg, Anders; Claesson, Rolf; et al.

Detection of the highly leucotoxic JP2 clone of Aggregatibacter actinomycetemcomitans in members of a Caucasian family living in Sweden

Journal of Clinical Periodontology, John Wiley & Sons 2011, Vol. 38, (2) : 115-121

Claesson, Rolf; Lagervall, Maria; Höglund-Åberg, Carola; et al.

Cellular and molecular response of human macrophages exposed to Aggregatibacter actinomycetemcomitans leukotoxin.

Cell death & disease, Nature Publishing Group 2011, Vol. 2 : e126-

Kelk, Peyman; Abd, H; Claesson, Rolf; et al.

A new cleavage site for elastase within the complement component 3

Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS), Vol. 118, (10) : 765-768

Claesson, Rolf; Kanasi, Eleni; Anders, Johansson; et al.

Presence of Aggregatibacter actinomycetemcomitans in young individuals: a 16-year clinical and microbiological follow-up study.

Journal of clinical periodontology, Vol. 36, (10) : 815-22

Aberg, Carola Höglund; Sjödin, Bengt; Lakio, Laura; et al.

Antibacterial effect of ozone on cariogenic bacterial species.

Journal of Dentistry, Bristol: J. Wright & Sons 2009, Vol. 37, (6) : 449-453

Johansson, Elisabeth; Claesson, Rolf; van Dijken, J W V

IL-1beta secretion induced by Aggregatibacter (Actinobacillus) actinomycetemcomitans is mainly caused by the leukotoxin

International Journal of Medical Microbiology, Vol. 298, (5/6) : 529-541

Kelk, Peyman; Claesson, Rolf; Chen, Casey; et al.

Strong antibacterial effect of miswak against oral microorganisms associated with periodontitis and caries.

Journal of Periodontology, Vol. 79, (8) : 1474-9

Sofrata, Abier H; Claesson, Rolf L K; Lingström, Peter K; et al.

Dental biofilm, gingivitis and interleukin-1 adjacent to approximal sites of a bonded ceramic.

Journal of Clinical Periodontology, Vol. 34, (12) : 1062-1067

Konradsson, Katarina; Claesson, Rolf; van Dijken, Jan

Buffering effect of a prophylactic gel on dental plaque in institutionalised elderly

Gerodontology, Vol. 24, (2) : 98-104

Persson, Anitha; Lingström, Peter; Bergdahl, Maud; et al.

Periodontal disease in patients from the original Kostmann family with severe congenital neutropenia

Journal of Periodontology, Vol. 77, (4) : 744-751

Carlsson, G; Wahlin, Ylva-Britt; Johansson, Anders; et al.

Mutans streptococci and lactobacilli in plaque on a leucite-reinforced dental ceramic and on a calcium aluminate cement.

Clinical Oral Investigations, Vol. 10, (3) : 175-180

Konradsson, Katarina; Claesson, Rolf; van Dijken, Jan

Abundant secretion of bioactive interleukin-1beta by human macrophages induced by Actinobacillus actinomycetemcomitans leukotoxin

Infection and Immunity, Vol. 73, (1) : 453-458

Kelk, Peyman; Claesson, Rolf; Hänström, L; et al.

Levels of mutans streptococci and lactobacilli in plaque on aged restorations of an ion-releasing and a universal hybrid composite resin

Acta Odontologica Scandinavica, Vol. 63, (1) : 21-25

Persson, Anitha; Claesson, Rolf; van Dijken, Jan

Subgingival plaque microbiota in Saudi Arabians after use of miswak chewing stick and toothbrush

Journal of Clinical Periodontology, Vol. 31, (12) : 1048-53

Al-Otaibi, M; Al-Harthy, M; Gustafsson, A; et al.

Serum-mediated release of leukotoxin from the cell surface of the periodontal pathogen Actinobacillus actinomycetemcomitans.

European Journal of Oral Sciences, Wiley 2003, Vol. 111, (3) : 209-215

Johansson, Anders; Claesson, Rolf; Hänström, Lennart; et al.

Caspase 1 involvement in human monocyte lysis induced by Actinobacillus actinomycetemcomitans leukotoxin

Infection and Immunity, Vol. 71, (8) : 4448-4455

Kelk, Peyman; Johansson, Anders; Claesson, Rolf; et al.

Inflammatory cell death of human macrophages in response to Aggregatibacter actinomycetemcomitans leukotoxin

Kelk, Peyman; Abd, Hadi; Claesson, Rolf; et al.

View publications in DiVA

Research groups

Group member

Jan Oscarsson Lab

Research projects

1 January 2017 until 31 December 2020

Aggregatibacter actinomycetemcomitans – a periopathogen with capacity to cause dysregulation in the host response

1 January 2011

How does Aggregatibacter actinomycetemcomitans contribute to periodontitis - molecular mechanisms and characterization of virulent genotypes