Roger Junges

Postdoctoral Fellow - Institute of Oral Biology
Image of Roger Junges
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Phone +47-22840340
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Visiting address Sognsvannsveien 10 Domus Odontologica 0372 OSLO
Postal address Postboks 1052 Blindern 0316 OSLO

Academic interests

Molecular microbiology, bacterial genetics, biofilm, bacterial signaling, host-microbe interactions, inflammation, wound healing, molecular biology, genetic competence, virulence regulation, biofilm, antibiotic resistance, oral health, dentistry

Education

2013-2017 - Philosophiae doctor (PhD), Department of Oral Biology, Faculty of Dentistry, University of Oslo (UiO), Oslo, Norway

2008-2013  - Doctor of Dental Surgery (DDS), Faculty of Dentistry, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil

Experience

2017-present - Postdoctoral Associate, Department of Oral Biology, Faculty of Dentistry, University of Oslo (UiO), Oslo, Norway

2018 - Visiting Researcher, Department of Microbiology, The Forsyth Institute, Boston, MA, USA

2013-2017 - Doctoral fellow, Department of Oral Biology, Faculty of Dentistry, University of Oslo (UiO), Oslo, Norway

2015 - Visiting Researcher, Department of Biological Sciences, University of Illinois at Chicago (UIC), Chicago, USA

2015 - Visiting Researcher, Faculty of Medical Sciences, University College London (UCL), London, UK

2013 - Private practice, Porto Alegre, Brazil

2012 - Visiting Researcher, College of Dentistry, University of Illinois at Chicago (UIC), Chicago, USA

Awards

2018 - The Norwegian Dental Association prize for teaching and research - Den norske tannlegeforenings pris for odontologisk undervisning og forskning (NTFs landsmøte 2018, October 4-6, 2018, Lillestrøm, Norway)

2018 - NOF Travel Award (96th IADR/PER General Session, July 24-28, 2018, London, UK)

2018 - Conference Travel Award (62nd Wind River Conference on Prokaryotic Molecular Biology, June 13-17, 2018, Estes Park, CO, United States of America).

2017 - IADR Colgate Research in Prevention Travel Awards (IADR/AADR/CADR General Session, March 22-25, 2017,San Francisco, CA, United States of America)

2016 - IADR Lion Dental Research – Oral Health (IADR/APR General Session, June 22-25, 2016, Seoul, Republic of South Korea)

2016 - ASM Student/Postdoc Travel Award (ASM Conference on Streptococcal Genetics, July 31 – August 3, 2016, Washington, D.C., United States of America)

2016 - University of Oslo, Faculty of Dentistry Best Master Dissertation Award (co-supervisor), cand. odont. Mari Hoff Lund, Faculty of Dentistry, University of Oslo, 2016

2015 - NOF Travel Award (CED-IADR 47th Meeting, October 15-17, 2015, Antalya, Turkey)

2015 - IADR Unilever Hatton Awards Finalist (presenter) (IADR General Session, March 9-14, 2015, Boston, MA United States of America)

2014 - NOF Unilever Hatton Competition Award (IADR/PER Conference, September 10-13, 2014, Dubrovnik, Croatia)

2014 - NOF Travel Award (IADR/PER Conference September 10-13, 2014, Dubrovnik, Croatia)

Tags: microbiology, immunology, molecular biology, genetic competence, signaling, pathogens, commensals, molecular microbiology, Biofilm, antibiotic resistance, microbiome, Oral health, dentistry

Publications

  • Celeste, Roger K.; Oliveira, Sara C. & Junges, Roger (2019). Threshold-effect of income on periodontitis and interactions with race/ethnicity and education. Revista Brasileira de Epidemiologia.  ISSN 1415-790X.  22 . doi: 10.1590/1980-549720190001
  • Junges, Roger; Maienschein-Cline, Mark; Morrison, Donald A. & Petersen, Fernanda Cristina (2019). Complete Genome Sequence of Streptococcus pneumoniae Serotype 19F Strain EF3030. Microbiology Resource Announcements.  ISSN 2169-8287.  8(19), s 1- 3 . doi: 10.1128/MRA.00198-19
  • Junges, Roger; Salvadori, Gabriela; Chen, Tsute; Morrison, Donald A. & Petersen, Fernanda Cristina (2019). Hidden Gems in the Transcriptome Maps of Competent Streptococci. Frontiers in Molecular Biosciences.  ISSN 2296-889X.  5, s 1- 7 . doi: 10.3389/fmolb.2018.00116
  • Junges, Roger; Sturød, Kjersti; Salvadori, Gabriela; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2019). Characterization of a Signaling System in Streptococcus mitis That Mediates Interspecies Communication with Streptococcus pneumoniae. Applied and Environmental Microbiology.  ISSN 0099-2240.  85(2) . doi: 10.1128/AEM.02297-18
  • Salvadori, Gabriela; Junges, Roger; Morrison, Donald A. & Petersen, Fernanda Cristina (2019). Competence in Streptococcus pneumoniae and Close Commensal Relatives: Mechanisms and Implications. Frontiers in Cellular and Infection Microbiology.  ISSN 2235-2988.  9:94, s 1- 8 . doi: 10.3389/fcimb.2019.00094
  • Lauren A., Cowley; Petersen, Fernanda Cristina; Junges, Roger; Jimenez, M; Morrison, Donald A. & Hanage, WP (2018). Evolution via recombination: Cell-to-cell contact facilitates larger recombination events in Streptococcus pneumoniae. PLoS Genetics.  ISSN 1553-7390.  14(6) . doi: 10.1371/journal.pgen.1007410
  • Salvadori, Gabriela; Junges, Roger; Åmdal, Heidi Aarø; Chen, T.; Morrison, D.A. & Petersen, Fernanda Cristina (2018). High-resolution profiles of the Streptococcus mitis CSP signaling pathway reveal core and strain-specific regulated genes. BMC Genomics.  ISSN 1471-2164.  19(1) . doi: 10.1186/s12864-018-4802-y
  • Sturød, Kjersti; Salvadori, Gabriela; Junges, Roger & Petersen, Fernanda Cristina (2018). Antibiotics alter the window of competence for natural transformation in streptococci. Molecular Oral Microbiology.  ISSN 2041-1006.  33(5), s 378- 387 . doi: 10.1111/omi.12240
  • Junges, Roger; Khan, Rabia; Tovpeko, Yanina; Åmdal, Heidi Aarø; Petersen, Fernanda Cristina & Morrison, Donald (2017). Markerless genome editing in competent streptococci. Methods in molecular biology.  ISSN 1064-3745.  1537, s 233- 247 . doi: 10.1007/978-1-4939-6685-1_14 Full text in Research Archive.
  • Junges, Roger; Salvadori, Gabriela; Shekhar, Sudhanshu; Åmdal, Heidi Aarø; Periselneris, Jimstan; Chen, Tsute; Brown, Jeremy S. & Petersen, Fernanda Cristina (2017). A quorum-sensing system that regulates Streptococcus pneumoniae biofilm formation and surface polysaccharide production. mSphere.  ISSN 2379-5042.  2(5), s 1- 18 . doi: 10.1128/mSphere.00324-17 Full text in Research Archive.
  • Khan, Rabia; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute; Morrison, Donald A & Petersen, Fernanda Cristina (2017). A positive feedback loop mediated by Sigma X enhances expression of the streptococcal regulator ComR. Scientific Reports.  ISSN 2045-2322.  7(1) . doi: 10.1038/s41598-017-04768-5 Full text in Research Archive.
  • Praveen K., Gajendrareddy; Junges, Roger; Cygan, G; Zhao, Y; Marucha, Phillip T. & Engeland, Cristopher G. (2017). Increased oxygen exposure alters collagen expression and tissue architecture during ligature-induced periodontitis. Journal of Periodontal Research.  ISSN 0022-3484.  52(3), s 644- 649 . doi: 10.1111/jre.12408
  • Salvadori, Gabriela; Junges, Roger; Khan, Rabia; Åmdal, Heidi Aarø; Morrison, Donald A. & Petersen, Fernanda Cristina (2017). Natural transformation of oral streptococci by use of synthetic pheromones. Methods in molecular biology.  ISSN 1064-3745.  s 219- 232 . doi: 10.1007/978-1-4939-6685-1_13 Full text in Research Archive.
  • Engeland, C. G.; Hugo, F. N.; Hilgert, J. B.; Nascimento, G. G.; Junges, Roger; Lim, H. J.; Marucha, P. T. & Bosch, J. A. (2016). Psychological distress and salivary secretory immunity. Brain, behavior, and immunity.  ISSN 0889-1591.  52, s 11- 17 . doi: 10.1016/j.bbi.2015.08.017
  • Engeland, Christopher G.; Hugo, Fernando N.; Hilgert, Juliana B.; Nascimento, Gustavo G.; Junges, Roger; Lim, HJ; Marucha, Phillip T. & Bosch, Jos A. (2016). The effects of psychological distress on salivary secretory immunity. Brain, behavior, and immunity.  ISSN 0889-1591.  52, s 11- 17 . doi: 10.1016/j.bbi.2015
  • Salvadori, Gabriela; Junges, Roger; Morrison, Donald A. & Petersen, Fernanda Cristina (2016). Overcoming the barrier of low efficiency during Genetic transformation of Streptococcus mitis. Frontiers in Microbiology.  ISSN 1664-302X.  7 . doi: 10.3389/fmicb.2016.01009 Full text in Research Archive.
  • Salvadori, Gabriela; Junges, Roger; Morrison, Donald A. & Petersen, Fernanda Cristina (2016). Overcoming the barrier of low efficiency during natural transformation of Streptococcus mitis. Frontiers in Microbiology.  ISSN 1664-302X.
  • Morrison, D.A.; Khan, Rabia; Junges, Roger; Åmdal, Heidi Aarø & Petersen, Fernanda Cristina (2015). Genome editing by natural genetic transformation in Streptococcus mutans. Journal of Microbiological Methods.  ISSN 0167-7012.  119, s 134- 141 . doi: 10.1016/j.mimet.2015.09.023
  • Junges, Roger; Celeste, RK; Pizzatto, LN; Gatti, FDS; Abegg, C & Samuel, SMW (2014). Elementary schoolteachers’ knowledge and decision making regarding dental trauma.. Oral Health & Preventive Dentistry.  ISSN 1602-1622.
  • Rösing, CK; Junges, Roger & Haas, AN (2014). Publication rates of editorial board members in oral health journals.. Brazilian Oral Research.  ISSN 1806-8324. . doi: 10.1590/1807-3107BOR-2014.vol28.0042
  • Gajendrareddy, PK; Engeland, CG; Junges, Roger; Horan, MP; Rojas, IG & Marucha, PT (2013). MMP-8 overexpression and persistence of neutrophils relate to stress-impaired healing and poor collagen architecture in mice.. Brain, behavior, and immunity.  ISSN 0889-1591.
  • Junges, Roger; Zitzmann, NU; Walter, C & Rösing, CK (2013). Dental care providers' decision making regarding maintenance of compromised teeth and implant therapy indication: an analysis of gender and enrollment in teaching positions. Clinical Oral Implants Research.  ISSN 0905-7161. . doi: 10.1111/clr.12206
  • Junges, Roger; Moraes, VB & Rösing, CK (2012). Association between gingival recession and dentin hypersensitivity. Perionews.  ISSN 1981-2922.
  • Junges, Roger; Portella, FF; Hugo, FN; Padilha, DM & Samuel, SMW (2012). Caregivers' attitudes regarding oral health in a long-term care institution in Brazil.. Gerodontology.  ISSN 0734-0664.
  • Slawski, EG; Moreira, IB; Junges, Roger & Rösing, CK (2012). The participation of dentists in multidisciplinary teams in Intensive Care Units (ICUs). Perionews.  ISSN 1981-2922.
  • Junges, Roger; Stello, RS; Portella, FF; Rösing, CK & Samuel, SMW (2011). Impact of the implantation of a new curriculum in the process of learning in a Faculty of Dentistry in Brazil.. Brazilian Oral Research.  ISSN 1806-8324.
  • Moreira, IB; Slawski, EG; Junges, Roger & Rösing, CK (2011). Oral health care in surgical and hospitalized patients in Porto Alegre. Perionews.  ISSN 1981-2922.

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  • Junges, Roger & Petersen, Fernanda Cristina (2018). Eavesdropping on bacterial conversations: what are they doing and do they understand each other?.
  • Junges, Roger & Petersen, Fernanda Cristina (2018). Interspecies cell-to-cell communication in the mitis group of streptococci.
  • Junges, Roger & Petersen, Fernanda Cristina (2018). Rgg/SHP cross-communication in the mitis group of streptococci.
  • Junges, Roger; Petersen, Fernanda Cristina; Egija, Zaura; Lemos, José A. & Merritt, Justin (2018). Environmental and antibiotic stress on oral bacteria: a target for new therapies.
  • Junges, Roger; Sturød, Kjersti; Salvadori, Gabriela; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2018). Interspecies activation of a virulent pathway by an oral commensal.
  • Morrison, Donald A.; Jimenez, Med; Cowley, Lauren A.; Junges, Roger; Petersen, Fernanda Cristina & Hanage, William P. (2018). Genomic signature of natural genetic transformation shared by S. pneumoniae and S. pyogenes.
  • Salvadori, Gabriela; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute; Morrison, Donald A & Petersen, Fernanda Cristina (2018). Insights into regulatory pathways of competence development in Streptococcus mitis type strain and SK321.
  • Salvadori, Gabriela; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute; Morrison, Donald A & Petersen, Fernanda Cristina (2018). Molecular Characterization of Genetic Competence in Streptococcus mitis.
  • Sturød, Kjersti; Salvadori, Gabriela; Junges, Roger & Petersen, Fernanda Cristina (2018). Antibiotic Induced Streptococcal Competence Not Always Correlate with Transformability.
  • Cowley, Lauren A.; Petersen, Fernanda Cristina; Junges, Roger; Hanage, William P & Morrison, Donald A. (2017). Co-culture of S. pneumoniae strains fosters large recombination events.
  • Cowley, Lauren A.; Petersen, Fernanda Cristina; Junges, Roger; Hanage, William P & Morrison, Donald A. (2017). Large recombination events readily occurring in biofilm cultures of Streptococcus pneumoniae.
  • Junges, Roger; Salvadori, Gabriela; Chen, Tsute; Åmdal, Heidi A.; Jimstan N., Periselneris; Jeremy S., Brown & Petersen, Fernanda Cristina (2017). A bacterial pheromone system regulates biofilm formation and colonization..
  • Junges, Roger; Salvadori, Gabriela; Sudhanshu, Shekhar; Åmdal, Heidi A.; Jimstan N., Periselneris; Chen, Tsute; Jeremy S., Brown & Petersen, Fernanda Cristina (2017). An Rgg/SHP quorum sensing system reduces virulence and fitness in Streptococcus pneumoniae.
  • Salvadori, Gabriela; Junges, Roger & Petersen, Fernanda Cristina (2017). A Competence-Induced Bacteriocin Reduces Growth of Oral Pathogenic Bacteria.
  • Salvadori, Gabriela; Junges, Roger; Chen, Tsute & Petersen, Fernanda Cristina (2017). A Competence-Induced Bacteriocin Reduces Growth of Oral Pathogenic Bacteria..
  • Salvadori, Gabriela; Junges, Roger; Morrison, Donald A. & Petersen, Fernanda Cristina (2017). High efficiency genetic transformation in encapsulated pneumococcus.
  • Junges, Roger (2016). Overcoming barriers to genome editing of oral streptococci.
  • Junges, Roger (2016). Overcoming barriers to genome editing of oral streptococci.
  • Junges, Roger (2016). Rgg-type regulators in streptococci.
  • Junges, Roger; Khan, Rabia; Åmdal, Heidi A.; Morrison, Donald A. & Petersen, Fernanda Cristina (2016). Markerless Genome Editing in Oral Streptococci.
  • Junges, Roger; Salvadori, Gabriela; Morrison, Donald A. & Petersen, Fernanda Cristina (2016). High efficiency genetic transformation in Streptococcus Mitis.
  • Junges, Roger; Salvadori, Gabriela; Åmdal, Heidi A.; Morrison, Donald A.; Chen, Tsute & Petersen, Fernanda Cristina (2016). Global response of Streptococcus mitis to the competence-stimulating peptide.
  • Salvadori, Gabriela; Junges, Roger; Chen, Tsute; Morrison, Donald A. & Petersen, Fernanda Cristina (2016). High-resolution profiles of the CSP signaling pathway in Streptococcus mitis SK321 and NCTC12261T..
  • Salvadori, Gabriela; Junges, Roger; Åmdal, Heidi A.; Chen, Tsute & Petersen, Fernanda Cristina (2016). Transcriptome response of Streptococcus mitis to the competence pheromone (Hatton Award representation).
  • Celeste, Roger K.; Junges, Roger & Oliveira, Sara C. (2015). Higher income levels and household assets are related to better periodontal condition up to a certain threshold.
  • Junges, Roger (2015). Markerless genome editing in streptococci.
  • Junges, Roger (2015). Microbiology and Immunology.
  • Junges, Roger (2015). Rgg/SHP pheromone system in S. pneumoniae and S. mitis.
  • Junges, Roger (2015). Understanding cell-to-cell communication in bacteria.
  • Junges, Roger; Khan, Rabia; Åmdal, Heidi Aarø; Morrison, Donald A. & Petersen, Fernanda Cristina (2015). A new link between two Streptococcus mutans pheromones.
  • Junges, Roger; Khan, Rabia; Åmdal, Heidi Aarø; Morrison, Donald A. & Petersen, Fernanda Cristina (2015). Transcriptome response of Streptoccocus mutans to the sigX-inducing peptide (XIP).
  • Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2015). A New Pheromone in Streptococcus mitis Enhances Biofilm Formation.
  • Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2015). Characterization of an Rgg/SHP system in Streptococcus mitis that allows communication with Streptococcus pneumoniae.
  • Petersen, Fernanda Cristina; Khan, Rabia; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Morrison, Donald A. (2015). A new link between the Streptococcus mutans XIP and CSP pheromone pathways revealed by directional RNA-sequencing.
  • Salvadori, Gabriela; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2015). Identification of Streptococcus mitis competence pheromone responsive genes by transcriptome analysis.
  • Salvadori, Gabriela; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2015). Transcriptome response of Streptococcus mitis to the competence pheromone.
  • Silva, Gabriela Salvadori; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2015). Streptococcus mitis response to the competence pheromone.
  • Silva, Gabriela Salvadori; Junges, Roger; Åmdal, Heidi Aarø; Chen, Tsute & Petersen, Fernanda Cristina (2015). Transcriptome analysis of Streptococcus mitis response to the competence pheromone.
  • Junges, Roger (2014). Host-microbe interactions.
  • Junges, Roger (2014). Streptococcus mitis transcriptome changes in response to a novel pheromone.
  • Junges, Roger; Rukke, HV; Åmdal, HA; Chen, Tsute & Petersen, Fernanda Cristina (2014). Streptococcus mitis transcriptome changes in response to a novel pheromone.

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Published Jan. 14, 2014 12:06 PM - Last modified May 26, 2019 5:03 PM