Eirik Helseth
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Author network for Eirik Helseth by COREMINE medical


Publications 2017

Hauger SL, Olafsen K, Schnakers C, Andelic N, Nilsen KB, Helseth E, Funderud I, Andersson S, Schanke AK, Løvstad M (2017)
Cognitive event related potentials during the sub-acute phase of severe traumatic brain injury and their relationship to outcome
J Neurotrauma (in press)
PubMed 28594285

Hellstrøm T, Kaufmann T, Andelic N, Soberg HL, Sigurdardottir S, Helseth E, Andreassen OA, Westlye LT (2017)
Predicting Outcome 12 Months after Mild Traumatic Brain Injury in Patients Admitted to a Neurosurgery Service
Front Neurol, 8, 125
PubMed 28443058

Robertsen A, Førde R, Skaga NO, Helseth E (2017)
Treatment-limiting decisions in patients with severe traumatic brain injury in a Norwegian regional trauma center
Scand J Trauma Resusc Emerg Med, 25 (1), 44
PubMed 28441973

Wiedmann MKH, Brunborg C, Di Ieva A, Lindemann K, Johannesen TB, Vatten L, Helseth E, Zwart JA (2017)
Overweight, obesity and height as risk factors for meningioma, glioma, pituitary adenoma and nerve sheath tumor: a large population-based prospective cohort study
Acta Oncol, 1-8 (in press)
PubMed 28548875

Publications 2016

Brostigen CS, Meling TR, Marthinsen PB, Scheie D, Aarhus M, Helseth E (2016)
Surgical management of colloid cyst of the third ventricle
Acta Neurol Scand, 135 (4), 484-487
PubMed 27349743

Fredø HL, Rizvi SA, Rezai M, Rønning P, Lied B, Helseth E (2016)
Complications and long-term outcomes after open surgery for traumatic subaxial cervical spine fractures: a consecutive series of 303 patients
BMC Surg, 16 (1), 56
PubMed 27526852

Lied B, Helseth O, Ekseth K, Heskestad B, Helseth E (2016)
160 Outpatient Surgery for Herniated Cervical Disc and Fusion Is Feasible and Safe: A Consecutive Single-Center Series of 759 Patients
Neurosurgery, 63 Suppl 1, 164
PubMed 27399439

Mikkelsen R, Rødevand LN, Wiig US, Zahl SM, Berntsen T, Skarbø AB, Egge A, Helseth E, Andersson S, Wester K (2016)
Neurocognitive and psychosocial function in children with benign external hydrocephalus (BEH)-a long-term follow-up study
Childs Nerv Syst, 33 (1), 91-99
PubMed 27848005

Ronning PA, Helseth E, Meling TR, Johannesen TB (2016)
Pregnancy, epilepsy, and glioma survival Response
J. Neurosurg., 125 (2), 519

Rønning PA, Helseth E, Meling TR, Johannesen TB (2016)
The effect of pregnancy on survival in a low-grade glioma cohort
J Neurosurg, 125 (2), 393-400
PubMed 26722849

Skogen K, Schulz A, Dormagen JB, Ganeshan B, Helseth E, Server A (2016)
Diagnostic performance of texture analysis on MRI in grading cerebral gliomas
Eur J Radiol, 85 (4), 824-9
PubMed 26971430

Wiedmann MK, Brunborg C, Di Ieva A, Lindemann K, Johannesen TB, Vatten L, Helseth E, Zwart JA (2016)
The impact of body mass index and height on the risk for glioblastoma and other glioma subgroups: a large prospective cohort study
Neuro Oncol (in press)
PubMed 28040713

Publications 2015

Brommeland T, Rydning PN, Pripp AH, Helseth E (2015)
Cranioplasty complications and risk factors associated with bone flap resorption
Scand J Trauma Resusc Emerg Med, 23, 75
PubMed 26437934

Halvorsen CM, Rønning P, Hald J, Johannesen TB, Kolstad F, Langmoen IA, Lied B, Skaar Holme S, Helseth E (2015)
The Long-term Outcome After Resection of Intraspinal Nerve Sheath Tumors: Report of 131 Consecutive Cases
Neurosurgery, 77 (4), 585-92; discussion 592-3
PubMed 26191976

Helseth Ø, Lied B, Halvorsen CM, Ekseth K, Helseth E (2015)
Outpatient Cervical and Lumbar Spine Surgery is Feasible and Safe: A Consecutive Single Center Series of 1449 Patients
Neurosurgery, 76 (6), 728-37; discussion 737-8
PubMed 25853437

Ramm-Pettersen J, Halvorsen H, Evang JA, Rønning P, Hol PK, Bollerslev J, Berg-Johnsen J, Helseth E (2015)
Low immediate postoperative serum-cortisol nadir predicts the short-term, but not long-term, remission after pituitary surgery for Cushing's disease
BMC Endocr Disord, 15, 62
PubMed 26499317

Rønning P, Gunstad PO, Skaga NO, Langmoen IA, Stavem K, Helseth E (2015)
The impact of blood ethanol concentration on the classification of head injury severity in traumatic brain injury
Brain Inj, 29 (13-14), 1648-53
PubMed 26480239

Wiedmann M, Brunborg C, Lindemann K, Johannesen TB, Vatten L, Helseth E, Zwart JA (2015)
Smoking, obesity and the risk of pituitary adenoma: a large prospective cohort study (The HUNT Study)
Eur J Epidemiol, 31 (1), 95-8
PubMed 25903163

Publications 2014

Fredø HL, Bakken IJ, Lied B, Rønning P, Helseth E (2014)
Incidence of traumatic cervical spine fractures in the Norwegian population: a national registry study
Scand J Trauma Resusc Emerg Med, 22, 78
PubMed 25520042

Hosainey SA, Lassen B, Helseth E, Meling TR (2014)
Cerebrospinal fluid disturbances after 381 consecutive craniotomies for intracranial tumors in pediatric patients
J Neurosurg Pediatr, 14 (6), 604-14
PubMed 25325416

Rogne SG, Konglund A, Scheie D, Helseth E, Meling TR (2014)
Anaplastic astrocytomas: survival and prognostic factors in a surgical series
Acta Neurochir (Wien), 156 (6), 1053-61
PubMed 24682619

Sandberg CJ, Vik-Mo EO, Behnan J, Helseth E, Langmoen IA (2014)
Transcriptional profiling of adult neural stem-like cells from the human brain
PLoS One, 9 (12), e114739
PubMed 25514637

Publications 2013

Berg-Johnsen J, Helseth E, Langmoen IA (2013)
Cerebral revascularization for skull base tumors
World Neurosurg, 82 (5), 575-6
PubMed 23541748

Halvorsen H, Ramm-Pettersen J, Josefsen R, Rønning P, Reinlie S, Meling T, Berg-Johnsen J, Bollerslev J, Helseth E (2013)
Surgical complications after transsphenoidal microscopic and endoscopic surgery for pituitary adenoma: a consecutive series of 506 procedures
Acta Neurochir (Wien), 156 (3), 441-9
PubMed 24343227

Konglund A, Helseth R, Lund-Johansen M, Helseth E, Meling TR (2013)
Surgery for high-grade gliomas in the aging
Acta Neurol Scand, 128 (3), 185-93
PubMed 23432636

Konglund A, Rogne SG, Helseth E, Meling TR (2013)
Meningioma surgery in the very old-validating prognostic scoring systems
Acta Neurochir (Wien), 155 (12), 2263-71; discussion 2271
PubMed 24026231

Rogne SG, Helseth E, Brandal P, Scheie D, Meling TR (2013)
Are melanomas averse to cerebellum? Cerebellar metastases in a surgical series
Acta Neurol Scand, 130 (1), 1-10
PubMed 24313862

Sandberg CJ, Altschuler G, Jeong J, Strømme KK, Stangeland B, Murrell W, Grasmo-Wendler UH, Myklebost O, Helseth E, Vik-Mo EO, Hide W, Langmoen IA (2013)
Comparison of glioma stem cells to neural stem cells from the adult human brain identifies dysregulated Wnt- signaling and a fingerprint associated with clinical outcome
Exp Cell Res, 319 (14), 2230-43
PubMed 23791939

Vik-Mo EO, Nyakas M, Mikkelsen BV, Moe MC, Due-Tønnesen P, Suso EM, Sæbøe-Larssen S, Sandberg C, Brinchmann JE, Helseth E, Rasmussen AM, Lote K, Aamdal S, Gaudernack G, Kvalheim G, Langmoen IA (2013)
Therapeutic vaccination against autologous cancer stem cells with mRNA-transfected dendritic cells in patients with glioblastoma
Cancer Immunol Immunother, 62 (9), 1499-509
PubMed 23817721

Wiedmann M, Brunborg C, Lindemann K, Johannesen TB, Vatten L, Helseth E, Zwart JA (2013)
Body mass index and the risk of meningioma, glioma and schwannoma in a large prospective cohort study (The HUNT Study)
Br J Cancer, 109 (1), 289-94
PubMed 23778522

Publications 2012

Dahlberg D, Halvorsen CM, Lied B, Helseth E (2012)
Minimally invasive microsurgical resection of primary, intradural spinal tumours using a tubular retraction system
Br J Neurosurg, 26 (4), 472-5
PubMed 22239275

Fredø HL, Rizvi SA, Lied B, Rønning P, Helseth E (2012)
The epidemiology of traumatic cervical spine fractures: a prospective population study from Norway
Scand J Trauma Resusc Emerg Med, 20, 85
PubMed 23259662

Hasseleid BF, Meling TR, Rønning P, Scheie D, Helseth E (2012)
Surgery for convexity meningioma: Simpson Grade I resection as the goal: clinical article
J Neurosurg, 117 (6), 999-1006
PubMed 23061394

Heskestad B, Waterloo K, Ingebrigtsen T, Romner B, Harr ME, Helseth E (2012)
An observational study of compliance with the Scandinavian guidelines for management of minimal, mild and moderate head injury
Scand J Trauma Resusc Emerg Med, 20, 32
PubMed 22510221

Håvik AB, Brandal P, Honne H, Dahlback HS, Scheie D, Hektoen M, Meling TR, Helseth E, Heim S, Lothe RA, Lind GE (2012)
MGMT promoter methylation in gliomas-assessment by pyrosequencing and quantitative methylation-specific PCR
J Transl Med, 10, 36
PubMed 22390413

Konglund A, Rogne SG, Lund-Johansen M, Scheie D, Helseth E, Meling TR (2012)
Outcome following surgery for intracranial meningiomas in the aging
Acta Neurol Scand, 127 (3), 161-9
PubMed 22725678

Lassen B, Helseth E, Egge A, Due-Tønnessen BJ, Rønning P, Meling TR (2012)
Surgical mortality and selected complications in 273 consecutive craniotomies for intracranial tumors in pediatric patients
Neurosurgery, 70 (4), 936-43; discussion 943
PubMed 21993188

Lied B, Rønning PA, Halvorsen CM, Ekseth K, Helseth E (2012)
Outpatient anterior cervical discectomy and fusion for cervical disk disease: a prospective consecutive series of 96 patients
Acta Neurol Scand, 127 (1), 31-7
PubMed 22571345

Rizvi SA, Fredø HL, Lied B, Nakstad PH, Rønning P, Helseth E (2012)
Surgical management of acute odontoid fractures: surgery-related complications and long-term outcomes in a consecutive series of 97 patients
J Trauma Acute Care Surg, 72 (3), 682-90
PubMed 22491553

Rønning PA, Helseth E, Meling TR, Johannesen TB (2012)
A population-based study on the effect of temozolomide in the treatment of glioblastoma multiforme
Neuro Oncol, 14 (9), 1178-84
PubMed 22869622

Ødegaard KM, Helseth E, Meling TR (2012)
Intraventricular meningiomas: a consecutive series of 22 patients and literature review
Neurosurg Rev, 36 (1), 57-64; discussion 64
PubMed 22847766

Publications 2011

Dahlback HS, Gorunova L, Brandal P, Scheie D, Helseth E, Meling TR, Heim S (2011)
Genomic aberrations in diffuse low-grade gliomas
Genes Chromosomes Cancer, 50 (6), 409-20
PubMed 21412929

Fløisand Y, Delabie J, Fosså A, Helseth E, Jacobsen EA, Rolke J, Tjønnfjord GE (2011)
Richter syndrome presenting as a solitary cerebellar tumor during first-line treatment for chronic lymphocytic leukemia
Leuk Lymphoma, 52 (10), 2007-9
PubMed 21663503

Harr ME, Heskestad B, Ingebrigtsen T, Romner B, Rønning P, Helseth E (2011)
Alcohol consumption, blood alcohol concentration level and guideline compliance in hospital referred patients with minimal, mild and moderate head injuries
Scand J Trauma Resusc Emerg Med, 19, 25
PubMed 21496318

Lassen B, Helseth E, Rønning P, Scheie D, Johannesen TB, Mæhlen J, Langmoen IA, Meling TR (2011)
Surgical mortality at 30 days and complications leading to recraniotomy in 2630 consecutive craniotomies for intracranial tumors
Neurosurgery, 68 (5), 1259-68; discussion 1268-9
PubMed 21273920

Ramm-Pettersen J, Berg-Johnsen J, Hol PK, Roy S, Bollerslev J, Schreiner T, Helseth E (2011)
Intra-operative MRI facilitates tumour resection during trans-sphenoidal surgery for pituitary adenomas
Acta Neurochir (Wien), 153 (7), 1367-73
PubMed 21523361

Rogne SG, Rønning P, Helseth E, Johannesen TB, Langberg CW, Lote K, Scheie D, Meling TR (2011)
Craniotomy for brain metastases: a consecutive series of 316 patients
Acta Neurol Scand, 126 (1), 23-31
PubMed 21902675

Rønning PA, Pedersen T, Skaga NO, Helseth E, Langmoen IA, Stavem K (2011)
External validation of a prognostic model for early mortality after traumatic brain injury
J Trauma, 70 (4), E56-61
PubMed 20805767

Scheie D, Meling TR, Cvancarova M, Skullerud K, Mørk S, Lote K, Eide TJ, Helseth E, Beiske K (2011)
Prognostic variables in oligodendroglial tumors: a single-institution study of 95 cases
Neuro Oncol, 13 (11), 1225-33
PubMed 21856683

Storstein A, Helseth E, Johannesen TB, Schellhorn T, Mørk S, van Helvoirt R (2011)
[High-grade gliomas in adults]
Tidsskr Nor Laegeforen, 131 (3), 238-41
PubMed 21304572

Zahl SM, Egge A, Helseth E, Wester K (2011)
Benign external hydrocephalus: a review, with emphasis on management
Neurosurg Rev, 34 (4), 417-32
PubMed 21647596

Publications 2010

Halvorsen CM, Kolstad F, Hald J, Johannesen TB, Krossnes BK, Langmoen IA, Lied B, Rønning P, Skaar S, Spetalen S, Helseth E (2010)
Long-term outcome after resection of intraspinal ependymomas: report of 86 consecutive cases
Neurosurgery, 67 (6), 1622-31; discussion 1631
PubMed 21107192

Halvorsen CM, Lied B, Harr ME, Rønning P, Sundseth J, Kolstad F, Helseth E (2010)
Surgical mortality and complications leading to reoperation in 318 consecutive posterior decompressions for cervical spondylotic myelopathy
Acta Neurol Scand, 123 (5), 358-65
PubMed 20880266

Helseth R, Helseth E, Johannesen TB, Langberg CW, Lote K, Rønning P, Scheie D, Vik A, Meling TR (2010)
Overall survival, prognostic factors, and repeated surgery in a consecutive series of 516 patients with glioblastoma multiforme
Acta Neurol Scand, 122 (3), 159-67
PubMed 20298491

Heskestad B, Waterloo K, Baardsen R, Helseth E, Romner B, Ingebrigtsen T (2010)
No impact of early intervention on late outcome after minimal, mild and moderate head injury
Scand J Trauma Resusc Emerg Med, 18, 10
PubMed 20181239

Lied B, Roenning PA, Sundseth J, Helseth E (2010)
Anterior cervical discectomy with fusion in patients with cervical disc degeneration: a prospective outcome study of 258 patients (181 fused with autologous bone graft and 77 fused with a PEEK cage)
BMC Surg, 10, 10
PubMed 20302673

Vik-Mo EO, Reinlie S, Helseth E, Langmoen IA (2010)
Neurosurgery in Oslo
World Neurosurg, 74 (4-5), 402-6
PubMed 21492578

Publications 2009

Heskestad B, Baardsen R, Helseth E, Romner B, Waterloo K, Ingebrigtsen T (2009)
Incidence of hospital referred head injuries in Norway: a population based survey from the Stavanger region
Scand J Trauma Resusc Emerg Med, 17, 6
PubMed 19232086

Rogne SG, Konglund A, Meling TR, Scheie D, Johannesen TB, Rønning P, Helseth E (2009)
Intracranial tumor surgery in patients >70 years of age: is clinical practice worthwhile or futile?
Acta Neurol Scand, 120 (5), 288-94
PubMed 19737154

Rønning P, Andresen PA, Hald JK, Heimdal K, Scheie D, Schreiner T, Helseth E (2009)
Low frequency of VHL germline mutations in Norwegian patients presenting with isolated central nervous system hemangioblastomas--a population-based study
Acta Neurol Scand, 122 (2), 124-31
PubMed 19814753

Publications 2008

Heskestad B, Baardsen R, Helseth E, Ingebrigtsen T (2008)
Guideline compliance in management of minimal, mild, and moderate head injury: high frequency of noncompliance among individual physicians despite strong guideline support from clinical leaders
J Trauma, 65 (6), 1309-13
PubMed 19077619

Lilleeng B, Helseth E (2008)
[Resection of symptomatic intraspinal meningiomas]
Tidsskr Nor Laegeforen, 128 (7), 818-21
PubMed 18389028

Rønning P, Sorteberg W, Nakstad P, Russell D, Helseth E (2008)
Aspects of intracerebral hematomas--an update
Acta Neurol Scand, 118 (6), 347-61
PubMed 18462476

Scheie D, Cvancarova M, Mørk S, Skullerud K, Andresen PA, Benestad I, Helseth E, Meling T, Beiske K (2008)
Can morphology predict 1p/19q loss in oligodendroglial tumours?
Histopathology, 53 (5), 578-87
PubMed 18983467

Publications 2007

Due-Tønnessen BJ, Helseth E (2007)
Management of hydrocephalus in children with posterior fossa tumors: role of tumor surgery
Pediatr Neurosurg, 43 (2), 92-6
PubMed 17337918

Eide PK, Egge A, Due-Tønnessen BJ, Helseth E (2007)
Is intracranial pressure waveform analysis useful in the management of pediatric neurosurgical patients?
Pediatr Neurosurg, 43 (6), 472-81
PubMed 17992035

Lied B, Sundseth J, Helseth E (2007)
Immediate (0-6 h), early (6-72 h) and late (>72 h) complications after anterior cervical discectomy with fusion for cervical disc degeneration; discharge six hours after operation is feasible
Acta Neurochir (Wien), 150 (2), 111-8; discussion 118
PubMed 18066487

Meling TR, Tiller C, Due-Tønnessen BJ, Egge A, Eide PK, Frøslie KF, Lundar T, Helseth E (2007)
Audits can improve neurosurgical practice--illustrated by endoscopic third ventriculostomy
Pediatr Neurosurg, 43 (6), 482-7
PubMed 17992036

Rønning C, Finset A, Helseth E (2007)
[Substantial and reversible personality changes due to a frontobasal meningioma]
Tidsskr Nor Laegeforen, 127 (17), 2246-7
PubMed 17924509

Publications 2006

Helseth E, Meling T (2006)
[Usually good prognosis in meningiomas]
Tidsskr Nor Laegeforen, 126 (18), 2388
PubMed 17007101

Scheie D, Andresen PA, Cvancarova M, Bø AS, Helseth E, Skullerud K, Beiske K (2006)
Fluorescence in situ hybridization (FISH) on touch preparations: a reliable method for detecting loss of heterozygosity at 1p and 19q in oligodendroglial tumors
Am J Surg Pathol, 30 (7), 828-37
PubMed 16819324

Publications 2005

Meling TR, Helseth E, Unsgård G, Nakstad PH, Wester K (2005)
[Brain metastases in adults]
Tidsskr Nor Laegeforen, 125 (16), 2179-82
PubMed 16138130

Nygaard ØP, Kolstad F, Kvistad KA, Zwart JA, Solberg T, Lied B, Myrseth E, Helseth E, Baardsen R (2005)
[Chronic whiplash syndrome is no indication for craniocervical fixation]
Tidsskr Nor Laegeforen, 125 (21), 2939-41
PubMed 16276376

Rønning C, Sundet K, Due-Tønnessen B, Lundar T, Helseth E (2005)
Persistent cognitive dysfunction secondary to cerebellar injury in patients treated for posterior fossa tumors in childhood
Pediatr Neurosurg, 41 (1), 15-21
PubMed 15886508

Publications 2003

Helseth E, Due-Tønnessen BJ, Lundar T, Scheie D, Skullerud K, Wesenberg F, Lote K, Cappelen J, Unsgård G, Stokland T, Wester K (2003)
[Intracranial tumors in children]
Tidsskr Nor Laegeforen, 123 (4), 451-5
PubMed 12643055

Helseth E, Meling T, Lundar T, Scheie D, Skullerud K, Lote K, Unsgård G, Kloster R, Langmoen IA, Wester K (2003)
[Intracranial tumors in adults]
Tidsskr Nor Laegeforen, 123 (4), 456-61
PubMed 12643056

Sponheim S, Skraastad Ø, Helseth E, Due-Tønnesen B, Aamodt G, Breivik H (2003)
Effects of 0.5 and 1.0 MAC isoflurane, sevoflurane and desflurane on intracranial and cerebral perfusion pressures in children
Acta Anaesthesiol Scand, 47 (8), 932-8
PubMed 12904183

Publications 2002

Due-Tønnessen BJ, Helseth E, Scheie D, Skullerud K, Aamodt G, Lundar T (2002)
Long-term outcome after resection of benign cerebellar astrocytomas in children and young adults (0-19 years): report of 110 consecutive cases
Pediatr Neurosurg, 37 (2), 71-80
PubMed 12145515

Eide PK, Due-Tønnessen B, Helseth E, Lundar T (2002)
Differences in quantitative characteristics of intracranial pressure in hydrocephalic children treated surgically or conservatively
Pediatr Neurosurg, 36 (6), 304-13
PubMed 12077475

Eide PK, Helseth E, Due-Tønnessen B, Lundar T (2002)
Assessment of continuous intracranial pressure recordings in childhood craniosynostosis
Pediatr Neurosurg, 37 (6), 310-20
PubMed 12422046

Helseth E, Due-Tønnessen B, Egge A, Eide PK, Meling T, Lundar T, Frøslie KF (2002)
[Treatment of hydrocephalus with endoscopic third ventriculocisternostomy]
Tidsskr Nor Laegeforen, 122 (10), 994-8
PubMed 12082709

Meling TR, Due-Tønnessen BJ, Lundar T, Helseth E (2002)
[Occult spinal dysraphism]
Tidsskr Nor Laegeforen, 122 (9), 913-6
PubMed 12082834

Publications 2001

Boysen M, Due-Tønnesen B, Helseth E, Langmoen IA, Lindegaard KF, Sorteberg W, Bakke SJ, Aaløkken TM (2001)
[Resection of malignant tumors involving the anterior cranial fossa]
Tidsskr Nor Laegeforen, 121 (14), 1688-91
PubMed 11446010

Due-Tønnessen B, Helseth E, Skullerud K, Lundar T (2001)
Choroid plexus tumors in children and young adults: report of 16 consecutive cases
Childs Nerv Syst, 17 (4-5), 252-6
PubMed 11398945

Eide PK, Due-Tønnessen B, Helseth E, Lundar T (2001)
Assessment of intracranial pressure volume relationships in childhood: the lumbar infusion test versus intracranial pressure monitoring
Childs Nerv Syst, 17 (7), 382-90
PubMed 11465790

Eide PK, Helseth E, Due-Tønnessen B, Lundar T (2001)
Changes in intracranial pressure after calvarial expansion surgery in children with slit ventricle syndrome
Pediatr Neurosurg, 35 (4), 195-204
PubMed 11694797

Helseth E, Due-Tønnessen B, Lote K, Skullerud K, Storm-Mathisen I, Wesenberg F, Lundar T (2001)
Ependymoma in children and young adults (0-19 years): report of 25 consecutive cases
Childs Nerv Syst, 17 (1-2), 24-30
PubMed 11219619

Lund-Johansen M, Scheie D, Muller T, Lundar T, Helseth E (2001)
Neurosurgical treatment of meningiomas in children and young adults
Childs Nerv Syst, 17 (12), 719-23
PubMed 11862437

Publications 2000

Lote K, Hatlevoll R, Bakke SJ, Due-Tønnesen B, Helseth E, Lundar T, Glomstein A, Skullerud K (2000)
[Long-term survival following surgery and radiotherapy of brain tumors in childhood]
Tidsskr Nor Laegeforen, 120 (10), 1142-5
PubMed 10863342

Meling TR, Due-Tønnessen BJ, Helseth E (2000)
[Metotopic craniosynostoses]
Tidsskr Nor Laegeforen, 120 (26), 3147-50
PubMed 11109361

Meling TR, Due-Tønnessen BJ, Helseth E, Skjelbred P, Arctander K (2000)
[Frontoethmoidal meningoencephaloceles]
Tidsskr Nor Laegeforen, 120 (19), 2250-2
PubMed 10997082

Meling TR, Tveten S, Due-Tonnessen BJ, Skjelbred P, Helseth E (2000)
Monobloc and midface distraction osteogenesis in pediatric patients with severe syndromal craniosynostosis
Pediatr Neurosurg, 33 (2), 89-94
PubMed 11070435

Meling TR, Tveten S, Skjelbred P, Due-Tønnessen BJ, Helseth E (2000)
[Distraction osteogenesis--a new therapeutic principle in complex craniofacial synostosis]
Tidsskr Nor Laegeforen, 120 (26), 3153-5
PubMed 11109362

Publications 1999

Due-Tønnessen BJ, Helseth E, Lundar T (1999)
[Will the shape of children's heads be standardized?]
Tidsskr Nor Laegeforen, 119 (26), 3945
PubMed 10592758

Helseth E, Due-Tonnessen B, Wesenberg F, Lote K, Lundar T (1999)
Posterior fossa medulloblastoma in children and young adults (0-19 years): survival and performance
Childs Nerv Syst, 15 (9), 451-5; discussion 456
PubMed 10502004

Publications 1996

Borset M, Lien E, Espevik T, Helseth E, Waage A, Sundan A (1996)
Concomitant expression of hepatocyte growth factor/scatter factor and the receptor c-MET in human myeloma cell lines
J Biol Chem, 271 (40), 24655-61
PubMed 8798732

Unneberg K, Mjaaland M, Helseth E, Revhaug A (1996)
Effects of endothelin-1 on hepatic blood flow
HPB Surg, 9 (3), 153-9
PubMed 8725456

Publications 1995

Lindboe CF, Helseth E, Myhr G (1995)
Lhermitte-Duclos disease and giant meningioma as manifestations of Cowden's disease
Clin Neuropathol, 14 (6), 327-30
PubMed 8605738

Torp SH, Helseth E, Unsgaard G, Dalen A (1995)
EGF-effects in vitro and in vivo on a carcinoma cell line rich in EGFR
Anticancer Res, 15 (3), 667-70
PubMed 7645940

Publications 1994

Börset M, Waage A, Brekke OL, Helseth E (1994)
TNF and IL-6 are potent growth factors for OH-2, a novel human myeloma cell line
Eur J Haematol, 53 (1), 31-7
PubMed 8062895

Zwart JA, Helseth E, Skaanes KO (1994)
[Percutaneous lumbar diskectomy]
Tidsskr Nor Laegeforen, 114 (24), 2845-7
PubMed 7998032

Publications 1993

Borset M, Helseth E, Naume B, Waage A (1993)
Lack of IL-1 secretion from human myeloma cells highly purified by immunomagnetic separation
Br J Haematol, 85 (3), 446-51
PubMed 8136264

Cao J, Bergeron L, Helseth E, Thali M, Repke H, Sodroski J (1993)
Effects of amino acid changes in the extracellular domain of the human immunodeficiency virus type 1 gp41 envelope glycoprotein
J Virol, 67 (5), 2747-55
PubMed 8474172

Cappelen J, Helseth E, Kolmannskog S, Kvinnsland S, Lindboe CF, Moe PJ, Unsgård G (1993)
[Intracranial tumors in children (under 15 years)]
Tidsskr Nor Laegeforen, 113 (11), 1343-6
PubMed 8337621

Helseth E, Cappelen J, Kvinnsland S, Helseth A, Lindboe CF, Unsgård G (1993)
[Intracranial tumors in adults (over 15 years)]
Tidsskr Nor Laegeforen, 113 (11), 1347-50
PubMed 8337622

Juul R, Helseth E, Sahlin Y, Gisvold SE (1993)
[Head injuries in sports--evaluation during admission, follow-up and routine check-ups]
Tidsskr Nor Laegeforen, 113 (8), 955-7
PubMed 8470075

Torp SH, Helseth E, Unsgaard G, Dalen A (1993)
C-erbB-2/HER-2 protein in human intracranial tumours
Eur J Cancer, 29A (11), 1604-6
PubMed 8105841

Publications 1992

Thali M, Furman C, Helseth E, Repke H, Sodroski J (1992)
Lack of correlation between soluble CD4-induced shedding of the human immunodeficiency virus type 1 exterior envelope glycoprotein and subsequent membrane fusion events
J Virol, 66 (9), 5516-24
PubMed 1501286

Torp SH, Helseth E, Dalen A, Unsgaard G (1992)
Expression of epidermal growth factor receptor in human meningiomas and meningeal tissue
APMIS, 100 (9), 797-802
PubMed 1389099

Torp SH, Helseth E, Dalen A, Unsgaard G (1992)
Relationships between Ki-67 labelling index, amplification of the epidermal growth factor receptor gene, and prognosis in human glioblastomas
Acta Neurochir (Wien), 117 (3-4), 182-6
PubMed 1414519

Torp SH, Helseth E, Ryan L, Stølan S, Dalen A, Unsgaard G (1992)
Expression of the epidermal growth factor receptor gene in human brain metastases
APMIS, 100 (8), 713-9
PubMed 1520484

Publications 1991

Helseth E, Olshevsky U, Furman C, Sodroski J (1991)
Human immunodeficiency virus type 1 gp120 envelope glycoprotein regions important for association with the gp41 transmembrane glycoprotein
J Virol, 65 (4), 2119-23
PubMed 2002555

Torp SH, Helseth E, Dalen A, Unsgaard G (1991)
Epidermal growth factor receptor expression in human gliomas
Cancer Immunol Immunother, 33 (1), 61-4
PubMed 2021959

Torp SH, Helseth E, Ryan L, Stølan S, Dalen A, Unsgaard G (1991)
Amplification of the epidermal growth factor receptor gene in human gliomas
Anticancer Res, 11 (6), 2095-8
PubMed 1776845

Publications 1990

Helseth E, Brøgger A, Dalen A, Fure H, Johansen SG, Lier ME, Skandsen T, Unsgaard G, Vik R (1990)
Polysomy of chromosome 7 is associated with amplification and overexpression of the EGF-receptor gene in a human carcinoma cell line derived from a brain metastasis
APMIS, 98 (11), 996-1004
PubMed 1701094

Helseth E, Kowalski M, Gabuzda D, Olshevsky U, Haseltine W, Sodroski J (1990)
Rapid complementation assays measuring replicative potential of human immunodeficiency virus type 1 envelope glycoprotein mutants
J Virol, 64 (5), 2416-20
PubMed 2325207

Helseth E, Olshevsky U, Gabuzda D, Ardman B, Haseltine W, Sodroski J (1990)
Changes in the transmembrane region of the human immunodeficiency virus type 1 gp41 envelope glycoprotein affect membrane fusion
J Virol, 64 (12), 6314-8
PubMed 2243396

Olshevsky U, Helseth E, Furman C, Li J, Haseltine W, Sodroski J (1990)
Identification of individual human immunodeficiency virus type 1 gp120 amino acids important for CD4 receptor binding
J Virol, 64 (12), 5701-7
PubMed 2243375

Publications 1989

Georg B, Helseth E, Lund LR, Skandsen T, Riccio A, Danø K, Unsgaard G, Andreasen PA (1989)
Tumor necrosis factor-alpha regulates mRNA for urokinase-type plasminogen activator and type-1 plasminogen activator inhibitor in human neoplastic cell lines
Mol Cell Endocrinol, 61 (1), 87-96
PubMed 2501120

Helseth A, Helseth E, Unsgaard G (1989)
Primary meningeal melanoma
Acta Oncol, 28 (1), 103-4
PubMed 2706127

Helseth E, Dalen A, Unsgaard G, Vik R, Helseth A (1989)
Overexpression of the epidermal growth factor receptor gene in a human carcinoma cell line, derived from a brain metastasis
J Neurooncol, 7 (1), 81-8
PubMed 2787842

Helseth E, Torp S, Dalen A, Unsgaard G (1989)
Effects of interferon-gamma and tumor necrosis factor-alpha on clonogenic growth of cell lines and primary cultures from human gliomas and brain metastases
APMIS, 97 (6), 569-74
PubMed 2500140

Publications 1988

Helseth E, Dalen A, Unsgaard G, Skandsen T, Grøndahl-Hansen J, Lund LR (1988)
Transforming growth factor-beta 1 is a potent inducer of plasminogen activator inhibitor type-1 in human glioblastoma and carcinoma cell lines
APMIS, 96 (9), 845-9
PubMed 3262361

Helseth E, Dalen A, Unsgaard G, Vik R (1988)
Type beta transforming growth factor and epidermal growth factor suppress the plasminogen activator activity in a human glioblastoma cell line
J Neurooncol, 6 (3), 277-83
PubMed 3265720

Helseth E, Unsgaard G, Dalen A, Fure H, Skandsen T, Odegaard A, Vik R (1988)
Amplification of the epidermal growth factor receptor gene in biopsy specimens from human intracranial tumours
Br J Neurosurg, 2 (2), 217-25
PubMed 2908290

Helseth E, Unsgaard G, Dalen A, Vik R (1988)
The effect of type beta transforming growth factor on proliferation of clonogenic cells from human gliomas
Acta Neurochir Suppl (Wien), 43, 118-20
PubMed 3213639

Helseth E, Unsgaard G, Dalen A, Vik R (1988)
The effects of type beta transforming growth factor on proliferation and epidermal growth factor receptor expression in a human glioblastoma cell line
J Neurooncol, 6 (3), 269-76
PubMed 3265719

Helseth E, Unsgaard G, Dalen A, Vik R (1988)
Effects of type beta transforming growth factor in combination with retinoic acid or tumor necrosis factor on proliferation of a human glioblastoma cell line and clonogenic cells from freshly resected human brain tumors
Cancer Immunol Immunother, 26 (3), 273-9
PubMed 3164258

Unsgaard G, Helseth E, Vik R, Dalen A (1988)
An isotope agarose assay for rapid testing of the sensitivity of glioma biopsies to chemotherapeutic drugs and biological response modifiers. Effects of BCNU, vincristine, lymphokines and the recombinant agents interferon alpha 2c, interferon gamma and tumour necrosis factor
Acta Neurochir (Wien), 91 (1-2), 60-6
PubMed 2455960