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Nils Roar Gjerdet

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Publications

TOP 3
Marit Oilo; Nils Roar Gjerdet
Fractographic analyses of all-ceramic crowns: A study of 27 clinically fractured crowns.
Peter Ellison; Nils Roar Gjerdet; Geir Hallan; Paul Johan Høl; Leif I Havelin
Coordinating retrieval and register studies improves postmarket surveillance.
Torgils Laegreid; Nils Roar Gjerdet; Ann-Katrin Johansson
Extensive composite molar restorations: 3 years clinical evaluation.

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All Publications

2013: Marit Oilo; Nils Roar Gjerdet
Fractographic analyses of all-ceramic crowns: A study of 27 clinically fractured crowns.
Dental materials : official publication of the Academy of Dental Materials 2013;29(6):e78-84.
2012: Peter Ellison; Nils Roar Gjerdet; Geir Hallan; Paul Johan Høl; Leif I Havelin
Coordinating retrieval and register studies improves postmarket surveillance.
Clinical orthopaedics and related research 2012;470(11):2995-3002.
2012: Torgils Laegreid; Nils Roar Gjerdet; Ann-Katrin Johansson
Extensive composite molar restorations: 3 years clinical evaluation.
Acta odontologica Scandinavica 2012;70(4):344-52.
2011: Marit Oilo; Helene M Tvinnereim; Nils Roar Gjerdet
Alumina additions may improve the damage tolerance of soft machined zirconia-based ceramics.
The International journal of prosthodontics 2011;24(2):172-4.
2009: Marit Øilo; Helene M Tvinnereim; Nils Roar Gjerdet
Qualitative and quantitative fracture analyses of high-strength ceramics.
European journal of oral sciences 2009;117(2):187-93.
2009: Zouhir E Allouni; Mihaela Roxana Cimpan; Paul J Høl; Tore Skodvin; Nils Roar Gjerdet
Agglomeration and sedimentation of TiO2 nanoparticles in cell culture medium.
Colloids and surfaces. B, Biointerfaces 2009;68(1):83-7.
2008: Carmen I Vamanu; Mihaela Roxana Cimpan; Paul J Høl; Steinar Sørnes; Stein Atle Lie; Nils Roar Gjerdet
Induction of cell death by TiO2 nanoparticles: studies on a human monoblastoid cell line.
Toxicology in vitro : an international journal published in association with BIBRA 2008;22(7):1689-96.
2008: Marit Oilo; Nils Roar Gjerdet; Helene M Tvinnereim
The firing procedure influences properties of a zirconia core ceramic.
Dental materials : official publication of the Academy of Dental Materials 2008;24(4):471-5.
2008: Paul Johan Høl; Anders Mølster; Nils Roar Gjerdet
Should the galvanic combination of titanium and stainless steel surgical implants be avoided?
Injury 2008;39(2):161-9.
2008: Carmen Irina Vamanu; Paul Johan Høl; Zouhir Ekeland Allouni; Said Elsayed; Nils Roar Gjerdet
Formation of potential titanium antigens based on protein binding to titanium dioxide nanoparticles.
International journal of nanomedicine 2008;3(1):69-74.
2007: Markus Nottrott; Anders Mølster; Nils Roar Gjerdet
Time dependent mechanical properties of bone cement. An in vitro study over one year.
Journal of biomedical materials research. Part B, Applied biomaterials 2007;83(2):416-21.
2007: Gunvor Bentung Lygre; Vigdis Helland; Nils Roar Gjerdet; Lars Björkman
[Health complaints related to dental filling materials].
Tidsskrift for den Norske lægeforening : tidsskrift for praktisk medicin, ny række 2007;127(11):1524-8.
2006: Rigmor S Flatebø; Anne C Johannessen; Arne G Grønningsaeter; Olav E Bøe; Nils Roar Gjerdet; Bjarte Grung; Knut N Leknes
Host response to titanium dental implant placement evaluated in a human oral model.
Journal of periodontology 2006;77(7):1201-10.
2006: Tone Morken; Nils Roar Gjerdet
[Contact allergy in the mouth].
Tidsskrift for den Norske lægeforening : tidsskrift for praktisk medicin, ny række 2006;126(10):1342-4.
2006: Paul Johan Høl; Anders Mølster; Nils Roar Gjerdet; K Bell; C Saetersdal; J-E Gjertsen
Hip fracture implants increase serum metal levels.
Scandinavian journal of clinical and laboratory investigation 2006;66(8):705-16.
2005: Lars Björkman; Jan Weiner; Nils Roar Gjerdet
Improvement of health after replacement of amalgam fillings?
Journal of psychosomatic research 2005;59(3):189-90; author reply191-2.
2005: Gunvor Bentung Lygre; Nils Roar Gjerdet; Lars Björkman
A follow-up study of patients with subjective symptoms related to dental materials.
Community dentistry and oral epidemiology 2005;33(3):227-34.
2005: Paul Johan Høl; K Bell; Anders Mølster; Nils Roar Gjerdet
Nickel contamination from an intravenous catheter used for infusion.
Scandinavian journal of clinical and laboratory investigation 2005;65(3):221-5.
2004: Gunvor Bentung Lygre; Nils Roar Gjerdet; Lars Björkman
Patients' choice of dental treatment following examination at a specialty unit for adverse reactions to dental materials.
Acta odontologica Scandinavica 2004;62(5):258-63.
2004: Richard van Noort; Nils Roar Gjerdet; Andreas Schedle; Lars Björkman; Anders Berglund
An overview of the current status of national reporting systems for adverse reactions to dental materials.
Journal of dentistry 2004;32(5):351-8.
2004: Jan Sverre Vamnes; Gunvor Bentung Lygre; Arne Geir Grönningsaeter; Nils Roar Gjerdet
Four years of clinical experience with an adverse reaction unit for dental biomaterials.
Community dentistry and oral epidemiology 2004;32(2):150-7.
2004: Per-Gunnar Fjelldal; Sindre Grotmol; Harald Kryvi; Nils Roar Gjerdet; Geir Lasse Taranger; Tom Hansen; Mark J R Porter; Geir K Totland
Pinealectomy induces malformation of the spine and reduces the mechanical strength of the vertebrae in Atlantic salmon, Salmo salar.
Journal of pineal research 2004;36(2):132-9.
2003: S Persson; Nils Roar Gjerdet; K Tornes
Metal fragment in the temporomandibular joint: a case report.
International journal of oral and maxillofacial surgery 2003;32(6):653-5.
2003: Knut Dalen; Gunvor Bentung Lygre; Hallgrim Kløve; Nils Roar Gjerdet
Personality variables in patients with self-reported reactions to dental amalgam.
Acta odontologica Scandinavica 2003;61(5):310-4.
2003: Knut Dalen; Gunvor Bentung Lygre; H Kløve; Nils Roar Gjerdet; E Askevold
Memory functions in persons with dental amalgam.
Journal of dentistry 2003;31(7):487-92.
2003: Gunvor Bentung Lygre; Nils Roar Gjerdet; Arne Geir Grønningsaeter; Lars Björkman
Reporting on adverse reactions to dental materials--intraoral observations at a clinical follow-up.
Community dentistry and oral epidemiology 2003;31(3):200-6.
2003: Jan Sverre Vamnes; Rune Eide; Rolf Isrenn; Paul J Höl; Nils Roar Gjerdet
Blood mercury following DMPS administration to subjects with and without dental amalgam.
The Science of the total environment 2003;308(1-3):63-71.
2003: Nils Roar Gjerdet; Jan Sverre Vamnes
[Chelating tests and dental amalgam fillings].
Tidsskrift for den Norske lægeforening : tidsskrift for praktisk medicin, ny række 2003;123(8):1058-9.
2003: Paul Johan Høl; Jan Sverre Vamnes; Nils Roar Gjerdet; Rune Eide; Rolf Isrenn
Copper, zinc, and selenium in human blood and urine after injection of sodium 2,3-dimercaptopropane-1-sulfonate: a study on subjects with dental amalgam.
Biological trace element research 2003;91(1):19-31.
2002: Jon K Behring; Nils Roar Gjerdet; Anders Mølster
Slippage between screwdriver and bone screw.
Clinical orthopaedics and related research 2002;(404):368-72.
2002: Anders Mølster; Jon Behring; Nils Roar Gjerdet; Arne Ekeland
[Removal of osteosynthetic implants].
Tidsskrift for den Norske lægeforening : tidsskrift for praktisk medicin, ny række 2002;122(23):2274-6.
2002: Paul Johan Høl; Jan Sverre Vamnes; Nils Roar Gjerdet; Rune Eide; Rolf Isrenn
Dental amalgam affects urinary selenium excretion.
Biological trace element research 2002;85(2):137-47.
2001: Paul Johan Høl; Jan Sverre Vamnes; Nils Roar Gjerdet; Rune Eide; Rolf Isrenn
Dental amalgam and selenium in blood.
Environmental research 2001;87(3):141-6.
2001: Anders Mølster; Nils Roar Gjerdet; RM Strand; R M Hole; L M Hove
Intramedullary nailing in humeral shaft fractures. Mechanical behavior in vitro after osteosynthesis with three different intramedullary nails.
Archives of orthopaedic and trauma surgery 2001;121(10):554-6.
2000: Jan Sverre Vamnes; Rune Eide; Rolf Isrenn; P J Höl; Nils Roar Gjerdet
Diagnostic value of a chelating agent in patients with symptoms allegedly caused by amalgam fillings.
Journal of dental research 2000;79(3):868-74.
2000: Jan Sverre Vamnes; Tone Morken; Svein Helland; Nils Roar Gjerdet
Dental gold alloys and contact hypersensitivity.
Contact dermatitis 2000;42(3):128-33.
1999: Gunvor Bentung Lygre; Paul Johan Høl; Rune Eide; Rolf Isrenn; Nils Roar Gjerdet
Mercury and silver in saliva from subjects with symptoms self-related to amalgam fillings.
Clinical oral investigations 1999;3(4):216-8.
1999: Jan Sverre Vamnes; Nils Roar Gjerdet; Tone Morken; G Moe; R Matre
In vitro lymphocyte reactivity to gold compounds in the diagnosis of contact hypersensitivity.
Contact dermatitis 1999;41(3):156-60.
1998: Mihaela Roxana Cimpan; Nils Roar Gjerdet; E Cimpan
Assessment of uncertainty in mechanical testing of dental materials.
Quality assurance (San Diego, Calif.) 1998;6(4):213-28.
1998: Gunvor Bentung Lygre; Arne Geir Grønningsaeter; Nils Roar Gjerdet
[Mercury and dental amalgam fillings].
Tidsskrift for den Norske lægeforening : tidsskrift for praktisk medicin, ny række 1998;118(11):1698-701.
1998: RM Strand; Anders Mølster; Lars Birger Engesaeter; Nils Roar Gjerdet; T Orner
Mechanical effects of different localization of the point of entry in femoral nailing.
Archives of orthopaedic and trauma surgery 1998;117(1-2):35-8.
1996: E Berg; G Davik; T Hegdahl; Nils Roar Gjerdet
Hardness, strength, and ductility of prefabricated titanium rods used in the manufacture of spark erosion crowns.
The Journal of prosthetic dentistry 1996;75(4):419-25.
1995: H Lygre; G Moe; E Solheim; Nils Roar Gjerdet
Biologic testing of leachable aromatic compounds from denture base materials.
Acta odontologica Scandinavica 1995;53(6):397-401.
1995: H Lygre; E Solheim; Nils Roar Gjerdet; M Espelid
Fatty acid composition of palatal tissue from denture stomatitis patients.
Acta odontologica Scandinavica 1995;53(4):249-53.
1995: H Lygre; E Solheim; Nils Roar Gjerdet
Leaching from denture base materials in vitro.
Acta odontologica Scandinavica 1995;53(2):75-80.
1995: S Torgersen; Nils Roar Gjerdet; E S Erichsen; G Bang
Metal particles and tissue changes adjacent to miniplates. A retrieval study.
Acta odontologica Scandinavica 1995;53(2):65-71.
1994: H Lygre; K N Klepp; E Solheim; Nils Roar Gjerdet
Leaching of additives and degradation products from cold-cured orthodontic resins.
Acta odontologica Scandinavica 1994;52(3):150-6.
1994: H Söhoel; Nils Roar Gjerdet; A Hensten-Pettersen; I E Ruyter
Allergenic potential of two orthodontic bonding materials.
Scandinavian journal of dental research 1994;102(2):126-9.
1993: S Torgersen; O T Gilhuus-Moe; Nils Roar Gjerdet
Immune response to nickel and some clinical observations after stainless steel miniplate osteosynthesis.
International journal of oral and maxillofacial surgery 1993;22(4):246-50.
1993: Kristin S Klock; Nils Roar Gjerdet; Ola Haugejorden
Periodontal attachment loss assessed by linear and area measurements in vitro.
Journal of clinical periodontology 1993;20(6):443-7.
1993: H Lygre; E Solheim; Nils Roar Gjerdet; Einar Berg
Leaching of organic additives from dentures in vivo.
Acta odontologica Scandinavica 1993;51(1):45-51.
1992: M R Grimsdottir; Nils Roar Gjerdet; A Hensten-Pettersen
Composition and in vitro corrosion of orthodontic appliances.
American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 1992;101(6):525-32.
1992: S Torgersen; Nils Roar Gjerdet
Metal release from arch bars used in maxillofacial surgery. An in vitro study.
Acta odontologica Scandinavica 1992;50(2):83-9.
1992: H Lygre; E Solheim; Nils Roar Gjerdet; N Skaug
Fatty acids of healthy and periodontally diseased root substance in human teeth.
Journal of dental research 1992;71(1):43-6.
1991: K Indrekvam; Nils Roar Gjerdet; Lars Birger Engesaeter; N Langeland
Effects of intramedullary reaming and nailing of rat femur. A mechanical and chemical study.
Acta orthopaedica Scandinavica 1991;62(6):582-6.
1991: K Indrekvam; O S Husby; Nils Roar Gjerdet; L B Engester; N Langeland
Age-dependent mechanical properties of rat femur. Measured in vivo and in vitro.
Acta orthopaedica Scandinavica 1991;62(3):248-52.
1991: L Skartveit; Nils Roar Gjerdet; Knut A Selvig
Release of fluoride and metal ions from root surfaces after topical application of TiF4, SnF2, and NaF in vitro.
Acta odontologica Scandinavica 1991;49(3):127-31.
1991: J O Oen; Nils Roar Gjerdet; Per Johan Wisth
Glass ionomer cements used as bonding materials for metal orthodontic brackets. An in vitro study.
European journal of orthodontics 1991;13(3):187-91.
1991: Nils Roar Gjerdet; E S Erichsen; H E Remlo; G Evjen
Nickel and iron in saliva of patients with fixed orthodontic appliances.
Acta odontologica Scandinavica 1991;49(2):73-8.
1989: O S Husby; Nils Roar Gjerdet; E S Erichsen; J M Rykkje; Anders Mølster
Porosity of rat femora following intramedullary reaming and nailing.
Clinical orthopaedics and related research 1989;(246):305-12.
1989: O S Husby; Nils Roar Gjerdet; Anders Mølster
Strain shielding 12 weeks after femoral reaming and nailing in rats.
Acta orthopaedica Scandinavica 1989;60(3):349-52.
1989: O S Husby; K Indrekvam; Anders Mølster; Nils Roar Gjerdet; N Langeland
Immediate strain shielding after femoral reaming and nailing. An in vivo study in rat femora.
Acta orthopaedica Scandinavica 1989;60(3):345-8.
1989: E Kvam; O Bondevik; Nils Roar Gjerdet
Traumatic ulcers and pain in adults during orthodontic treatment.
Community dentistry and oral epidemiology 1989;17(3):154-7.
1988: T Kallus; Nils Roar Gjerdet; S Syrjänen; I A Mjör
Ranking of histologic tissue responses in the biologic evaluation of dental materials.
Scandinavian journal of dental research 1988;96(3):265-74.
1987: Nils Roar Gjerdet; H Herø
Metal release from heat-treated orthodontic archwires.
Acta odontologica Scandinavica 1987;45(6):409-14.
1987: Nils Roar Gjerdet; T Kallus; A Hensten-Pettersen
Tissue reactions to implanted orthodontic wires in rabbits.
Acta odontologica Scandinavica 1987;45(3):163-9.
1987: O S Husby; B Sudmann; Nils Roar Gjerdet; S U Hitland; E Sudmann
Spontaneous correction of femoral torsion. Diaphyseal osteotomies studied in kittens.
Acta orthopaedica Scandinavica 1987;58(2):113-6.
1987: E Kvam; Nils Roar Gjerdet; O Bondevik
Traumatic ulcers and pain during orthodontic treatment.
Community dentistry and oral epidemiology 1987;15(2):104-7.
1987: Anders Mølster; Nils Roar Gjerdet; N Langeland; J Lekven; A Alho
Controlled bending instability in the healing of diaphyseal osteotomies in the rat femur.
Journal of orthopaedic research : official publication of the Orthopaedic Research Society 1987;5(1):29-35.
1987: Harald Steen; T O Fjeld; H Rønningen; N Langeland; Nils Roar Gjerdet; I Bjerkreim
Limb lengthening by epiphyseal distraction. An experimental study in the caprine femur.
Journal of orthopaedic research : official publication of the Orthopaedic Research Society 1987;5(4):592-9.
1986: L I Havelin; Nils Roar Gjerdet; O D Lunde; M Rait; E Sudmann
Wear of the Christiansen hip prosthesis.
Acta orthopaedica Scandinavica 1986;57(5):419-22.
1985: Nils Roar Gjerdet; T Hegdahl
Porosity, strength, and mercury content of amalgam made by different dentists in their own practice.
Dental materials : official publication of the Academy of Dental Materials 1985;1(4):150-3.
1985: M Berge; Nils Roar Gjerdet; J Silness
Marginal adaptation of resin veneers to gold castings.
Acta odontologica Scandinavica 1985;43(2):103-7.
1985: J F de Melo; Nils Roar Gjerdet; E S Erichsen
The effect of abrasion on corrosion of dental Co-Cr alloys. An in vitro study.
Acta odontologica Scandinavica 1985;43(2):69-73.
1984: Anders Mølster; Nils Roar Gjerdet
Effects of instability on fracture healing in the rat.
Acta orthopaedica Scandinavica 1984;55(3):342-6.
1983: Nils Roar Gjerdet; M Berge
Liberation of copper, zinc, and cadmium from different amalgams.
Acta odontologica Scandinavica 1983;41(4):217-20.
1983: Anders Mølster; Nils Roar Gjerdet; A Alho; G Bang
Fracture healing after rigid intramedullary nailing in rats.
Acta orthopaedica Scandinavica 1983;54(3):366-73.
1983: J F de Melo; Nils Roar Gjerdet; E S Erichsen
Metal release from cobalt-chromium partial dentures in the mouth.
Acta odontologica Scandinavica 1983;41(2):71-4.
1982: Anders Mølster; Nils Roar Gjerdet; T S Raugstad; K Hvidsten; A Alho; G Bang
Effect of instability of experimental fracture healing.
Acta orthopaedica Scandinavica 1982;53(4):521-6.
1982: M Berge; Nils Roar Gjerdet; E S Erichsen
Corrosion of silver soldered orthodontic wires.
Acta odontologica Scandinavica 1982;40(2):75-9.
1981: T Hegdahl; Nils Roar Gjerdet
Flowing of light-bodied elastic impression materials.
Acta odontologica Scandinavica 1981;39(1):33-8.