Alexander Welk

Summary

Affiliation: University of Greifswald
Country: Germany

Publications

  1. ncbi DentSim - a future teaching option for dentists
    A Welk
    Department of Restorative Dentistry, Periodontology and Paediatric Dentistry, University of Greifswald, Germany
    Int J Comput Dent 7:123-30. 2004
  2. ncbi Computer-assisted learning and simulation lab with 40 DentSim units
    A Welk
    Department of Restorative Dentistry, Periodontology and Paediatric Dentistry, School of Dentistry of the Ernst Moritz Arndt University, Greifswald, Germany
    Int J Comput Dent 11:17-40. 2008
  3. ncbi Microbicidal efficacy of thiocyanate hydrogen peroxide after adding lactoperoxidase under saliva loading in the quantitative suspension test
    A Welk
    Department of Restorative Dentistry, Periodontology and Endodontology, Dental School, University of Greifswald, Rotgerber Street 8, 17475 Greifswald, Germany
    Arch Oral Biol 56:1576-82. 2011
  4. ncbi Mental training in dentistry
    Alexander Welk
    Department of Restorative Dentistry, Periodontology, and Endodontology, University of Greifswald, Greifswald, Germany
    Quintessence Int 38:489-97. 2007
  5. ncbi The peritoneal explant test for evaluating tissue tolerance to mouthrinses
    A Welk
    Department of Restorative Dentistry, Periodontology, and Paediatric Dentistry, University of Greifswald, Greifswald, Germany
    Skin Pharmacol Physiol 20:162-6. 2007
  6. ncbi Computer-assisted learning and simulation systems in dentistry--a challenge to society
    A Welk
    Department of Restorative Dentistry, Periodontology, and Endodontology, Dental School of University of Greifswald, Germany
    Int J Comput Dent 9:253-65. 2006
  7. ncbi German dental faculty attitudes towards computer-assisted simulation systems correlated with personal and professional profiles
    A Welk
    Department of Restorative Dentistry, Periodontology, and Endodontology, University of Greifswald, Greifswald, Germany
    Eur J Dent Educ 10:87-95. 2006
  8. ncbi Effect of lactoperoxidase on the antimicrobial effectiveness of the thiocyanate hydrogen peroxide combination in a quantitative suspension test
    A Welk
    Department of Restorative Dentistry, Periodontology and Endodontology, University of Greifswald, Germany
    BMC Microbiol 9:134. 2009
  9. ncbi The effect of a polyhexamethylene biguanide mouthrinse compared with a triclosan rinse and a chlorhexidine rinse on bacterial counts and 4-day plaque re-growth
    A Welk
    Department of Operative Dentistry, Periodontology, and Paediatric Dentistry, University of Greifswald, Germany
    J Clin Periodontol 32:499-505. 2005
  10. ncbi Effect of a polyhexamethylene biguanide mouthrinse on bacterial counts and plaque
    M Rosin
    Department of Operative Dentistry, Periodontology, and Paediatric Dentistry, School of Dentistry, University of Greifswald, Germany
    J Clin Periodontol 28:1121-6. 2001

Detail Information

Publications21

  1. ncbi DentSim - a future teaching option for dentists
    A Welk
    Department of Restorative Dentistry, Periodontology and Paediatric Dentistry, University of Greifswald, Germany
    Int J Comput Dent 7:123-30. 2004
    ..Apart from student training, the computer-assisted simulators can also be used for the evaluation of the effectiveness or the quality control of various teaching methods in the context of Evidence Based Dental Education...
  2. ncbi Computer-assisted learning and simulation lab with 40 DentSim units
    A Welk
    Department of Restorative Dentistry, Periodontology and Paediatric Dentistry, School of Dentistry of the Ernst Moritz Arndt University, Greifswald, Germany
    Int J Comput Dent 11:17-40. 2008
    ..It requires a shift in both curriculum and instructional goals that have to be reevaluated and optimized continuously...
  3. ncbi Microbicidal efficacy of thiocyanate hydrogen peroxide after adding lactoperoxidase under saliva loading in the quantitative suspension test
    A Welk
    Department of Restorative Dentistry, Periodontology and Endodontology, Dental School, University of Greifswald, Rotgerber Street 8, 17475 Greifswald, Germany
    Arch Oral Biol 56:1576-82. 2011
    ..The aim of this study was to evaluate this positive effect under human saliva loading...
  4. ncbi Mental training in dentistry
    Alexander Welk
    Department of Restorative Dentistry, Periodontology, and Endodontology, University of Greifswald, Greifswald, Germany
    Quintessence Int 38:489-97. 2007
    ....
  5. ncbi The peritoneal explant test for evaluating tissue tolerance to mouthrinses
    A Welk
    Department of Restorative Dentistry, Periodontology, and Paediatric Dentistry, University of Greifswald, Greifswald, Germany
    Skin Pharmacol Physiol 20:162-6. 2007
    ..We concluded that the rat peritoneum explant test was demonstrated to be a sensitive test to assess the relative toxicity of mouthrinses to tissue...
  6. ncbi Computer-assisted learning and simulation systems in dentistry--a challenge to society
    A Welk
    Department of Restorative Dentistry, Periodontology, and Endodontology, Dental School of University of Greifswald, Germany
    Int J Comput Dent 9:253-65. 2006
    ..However, in spite of their potential, computer-assisted learning (CAL) and computer-assisted simulation (CAS) systems still appear to be underutilized in dental education...
  7. ncbi German dental faculty attitudes towards computer-assisted simulation systems correlated with personal and professional profiles
    A Welk
    Department of Restorative Dentistry, Periodontology, and Endodontology, University of Greifswald, Greifswald, Germany
    Eur J Dent Educ 10:87-95. 2006
    ..Computer technology is increasingly used in practical training at universities. However, in spite of their potential, computer-assisted simulation (CAS) systems still appear to be underutilised...
  8. ncbi Effect of lactoperoxidase on the antimicrobial effectiveness of the thiocyanate hydrogen peroxide combination in a quantitative suspension test
    A Welk
    Department of Restorative Dentistry, Periodontology and Endodontology, University of Greifswald, Germany
    BMC Microbiol 9:134. 2009
    ..To evaluate the optimal effectiveness curve, the exposure times were restricted to 1, 3, 5, and 15 min...
  9. ncbi The effect of a polyhexamethylene biguanide mouthrinse compared with a triclosan rinse and a chlorhexidine rinse on bacterial counts and 4-day plaque re-growth
    A Welk
    Department of Operative Dentistry, Periodontology, and Paediatric Dentistry, University of Greifswald, Germany
    J Clin Periodontol 32:499-505. 2005
    ..12% aqueous chlorhexidine solution (B), a commercially available 0.3% triclosan/2.0% polyvinyl methyl ether maleic acid copolymer mouthrinse (Colgate Total Plax) (C), and a negative control placebo rinse (10% ethanol, flavour) (D)...
  10. ncbi Effect of a polyhexamethylene biguanide mouthrinse on bacterial counts and plaque
    M Rosin
    Department of Operative Dentistry, Periodontology, and Paediatric Dentistry, School of Dentistry, University of Greifswald, Germany
    J Clin Periodontol 28:1121-6. 2001
    ..12% aqueous solution (C) and the other a commercially available mouthrinse (Skinsept mucosa) diluted to a chlorhexidine concentration of 0.12% (D)...
  11. ncbi XTT assay of ex vivo saliva biofilms to test antimicrobial influences
    Ina Koban
    Unit of Periodontology, Dental School, University of Greifswald, Greifswald, Germany
    GMS Krankenhhyg Interdiszip 7:Doc06. 2012
    ..Its quick and easy applicability renders it especially suitable for screening...
  12. ncbi Resolution of interdental inflammation with 2 different modes of plaque control
    T Kocher
    Abteilung Parodontologie in der Poliklinik für Zahnerhaltung, Parodontologie und Kinderzahnheilkunde im Zentrum fur Zahn, Mund und Kieferheilkunde, Greifswald, Germany
    J Clin Periodontol 27:883-8. 2000
    ....
  13. ncbi Experimental investigations into visual and electronic tooth color measurement
    Anja Ratzmann
    Department of Orthodontics, EMA University of Greifswald, Germany
    Biomed Tech (Berl) 56:115-22. 2011
    ..Additionally, reproducibility of electronic measurements was demonstrated by means of two reference systems...
  14. ncbi Comparison of dentin caries excavation with polymer and conventional tungsten carbide burs
    Christian Meller
    Department of Conservative Dentistry, Centre of Oral Health, Ernst Moritz Arndt University, Greifswald, Germany
    Quintessence Int 38:565-9. 2007
    ..To compare the effectiveness of polymer burs (SmartPrep, SS White) and conventional carbide burs in removing dentin caries...
  15. ncbi Comparison of K hand files and ProFiles 0.06/0.04 in simulated curved root canals prepared by students
    Heike Steffen
    Department of Restorative Dentistry, Periodontology, and Endodontology, School of Dentistry, University of Greifswald, Germany
    Quintessence Int 37:811-7. 2006
    ..The objective of this study was to compare the step-down technique in simulated curved root canals using K hand files (VDW) and ProFiles 0.06/0.04 (Dentsply Maillefer)...
  16. ncbi Responder and nonresponder analysis for a caries prevention program
    C H Splieth
    Department of Operative Dentistry, Periodontology and Pediatric Dentistry, Ernst Moritz Arndt University, Greifswald, Germany
    Caries Res 39:269-72. 2005
    ....
  17. ncbi The influence of surface configuration on the retention of posts designed for use with a cast-on technique
    M Rosin
    Department of Operative Dentistry, Periodontology and Pediatric Dentistry, School of Dentistry, University of Greifswald, Greifswald, Germany
    Quintessence Int 32:119-30. 2001
    ..In this study, the surface configuration of 11 castable prefabricated post systems and their retention at the post-cement interface were investigated...
  18. ncbi The effect of a polyhexamethylene biguanide mouthrinse compared to an essential oil rinse and a chlorhexidine rinse on bacterial counts and 4-day plaque regrowth
    Michael Rosin
    Department of Operative Dentistry, Periodontology, and Paediatric Dentistry, School of Dentistry, University of Greifswald, Germany
    J Clin Periodontol 29:392-9. 2002
    ..12% PHMB mouthrinse (A) was compared with a negative control placebo rinse (10% ethanol, flavour) (B), a positive control 0.12% chlorhexidine rinse (C), and a commercially available mouthrinse containing essential oils (Listerine) (D)...
  19. ncbi Caries prevention with chlorhexidine-thymol varnish in high risk schoolchildren
    C Splieth
    Department of Operative Dentistry, Periodontology and Pediatric Dentistry, Ernst Moritz Arndt University, Greifswald, Germany
    Community Dent Oral Epidemiol 28:419-23. 2000
    ..The reductions of caries incidence which have been found in highly caries active children of the present study should be evaluated further with a larger study sample...
  20. ncbi Antimicrobial efficacy of non-thermal plasma in comparison to chlorhexidine against dental biofilms on titanium discs in vitro - proof of principle experiment
    Ina Koban
    Department of Restorative Dentistry, Periodontology and Endodontology, Unit of Periodontology, Ernst Moritz Arndt University Greifswald, Germany
    J Clin Periodontol 38:956-65. 2011
    ..In this study, we evaluated the effect of three different plasma devices on the reduction of Streptococcus mutans (S. mutans) and multispecies human saliva biofilms...
  21. ncbi German dental faculty attitudes towards computer-assisted learning and their correlation with personal and professional profiles
    A Welk
    Department of Restorative Dentistry, Periodontology, and Paediatric Dentistry, University of Greifswald, Greifswald, Germany
    Eur J Dent Educ 9:123-30. 2005
    ..Compared with its potential, computer technology use is still lacking in medical/dental education...