Peter Abusdal Torjesen

  • PhD

Publications 2019

Robsahm TE, Tretli S, Torjesen PA, Babigumira R, Schwartz GG (2019)
Serum 25-hydroxyvitamin D levels predict cancer survival: a prospective cohort with measurements prior to and at the time of cancer diagnosis
Clin Epidemiol, 11, 695-705
DOI 10.2147/CLEP.S207230, PubMed 31496824

Publications 2017

Ribela MT, Damiani R, Silva FD, Lima ER, Oliveira JE, Peroni CN, Torjesen PA, Soares CR, Bartolini P (2017)
N-Glycoprofiling Analysis for Carbohydrate Composition and Site-Occupancy Determination in a Poly-Glycosylated Protein: Human Thyrotropin of Different Origins
Int J Mol Sci, 18 (2)
DOI 10.3390/ijms18020131, PubMed 28165356

Sonne C, Torjesen PA, Fuglei E, Muir DCG, Jenssen BM, Jørgensen EH, Dietz R, Ahlstrøm Ø (2017)
Exposure to Persistent Organic Pollutants Reduces Testosterone Concentrations and Affects Sperm Viability and Morphology during the Mating Peak Period in a Controlled Experiment on Farmed Arctic Foxes (Vulpes lagopus)
Environ Sci Technol, 51 (8), 4673-4680
DOI 10.1021/acs.est.7b00289, PubMed 28301147

Publications 2016

Sørensen IM, Joner G, Jenum PA, Eskild A, Brunborg C, Torjesen PA, Stene LC (2016)
Vitamin D-binding protein and 25-hydroxyvitamin D during pregnancy in mothers whose children later developed type 1 diabetes
Diabetes Metab Res Rev, 32 (8), 883-890
DOI 10.1002/dmrr.2812, PubMed 27103201

Publications 2015

Heier M, Margeirsdottir HD, Gaarder M, Stensæth KH, Brunborg C, Torjesen PA, Seljeflot I, Hanssen KF, Dahl-Jørgensen K (2015)
Soluble RAGE and atherosclerosis in youth with type 1 diabetes: a 5-year follow-up study
Cardiovasc Diabetol, 14, 126
DOI 10.1186/s12933-015-0292-2, PubMed 26408307

Heier M, Margeirsdottir HD, Torjesen PA, Seljeflot I, Stensæth KH, Gaarder M, Brunborg C, Hanssen KF, Dahl-Jørgensen K (2015)
The advanced glycation end product methylglyoxal-derived hydroimidazolone-1 and early signs of atherosclerosis in childhood diabetes
Diab Vasc Dis Res, 12 (2), 139-45
DOI 10.1177/1479164114560910, PubMed 25616705

Kåss A, Hollan I, Fagerland MW, Gulseth HC, Torjesen PA, Førre ØT (2015)
Rapid Anti-Inflammatory Effects of Gonadotropin-Releasing Hormone Antagonism in Rheumatoid Arthritis Patients with High Gonadotropin Levels in the AGRA Trial
PLoS One, 10 (10), e0139439
DOI 10.1371/journal.pone.0139439, PubMed 26460564

Sørgjerd EP, Thorsby PM, Torjesen PA, Skorpen F, Kvaløy K, Grill V (2015)
Presence of anti-GAD in a non-diabetic population of adults; time dynamics and clinical influence: results from the HUNT study
BMJ Open Diabetes Res Care, 3 (1), e000076
DOI 10.1136/bmjdrc-2014-000076, PubMed 26157582

Tapia G, Bøås H, de Muinck EJ, Cinek O, Stene LC, Torjesen PA, Rasmussen T, Rønningen KS (2015)
Saffold Virus, a Human Cardiovirus, and Risk of Persistent Islet Autoantibodies in the Longitudinal Birth Cohort Study MIDIA
PLoS One, 10 (8), e0136849
DOI 10.1371/journal.pone.0136849, PubMed 26317929

Publications 2014

Almeida BE, Damiani R, Oliveira JE, Dalmora SL, Torjesen PA, Bartolini P, Ribela MTCP (2014)
Reversed-phase high performance liquid chromatography as an alternative to animal bioassay for human thyrotropin potency determination
Anal. Methods, 6 (17), 6688-6694
DOI 10.1039/c4ay01104j

Cinek O, Stene LC, Kramna L, Tapia G, Oikarinen S, Witsø E, Rasmussen T, Torjesen PA, Hyöty H, Rønningen KS (2014)
Enterovirus RNA in longitudinal blood samples and risk of islet autoimmunity in children with a high genetic risk of type 1 diabetes: the MIDIA study
Diabetologia, 57 (10), 2193-200
DOI 10.1007/s00125-014-3327-4, PubMed 25047648

Frydenberg H, Flote VG, Iversen A, Finstad SE, Furberg AS, Torjesen PA, Wilsgaard T, Schlichting E, Ellison PT, Ursin G, Thune I (2014)
Insulin-like growth factor-1, growth hormone, and daily cycling estrogen are associated with mammographic density in premenopausal women
Cancer Causes Control, 25 (7), 891-903
DOI 10.1007/s10552-014-0389-z, PubMed 24801047

Gerner T, Johansen OE, Olufsen M, Torjesen PA, Tveit A (2014)
The post-prandial pattern of gut hormones is related to magnitude of weight-loss following gastric bypass surgery: a case-control study
Scand J Clin Lab Invest, 74 (3), 213-8
DOI 10.3109/00365513.2013.877594, PubMed 24472033

Johansen OE, Boehm BO, Grill V, Torjesen PA, Bhattacharya S, Patel S, Wetzel K, Woerle HJ (2014)
C-peptide levels in latent autoimmune diabetes in adults treated with linagliptin versus glimepiride: exploratory results from a 2-year double-blind, randomized, controlled study
Diabetes Care, 37 (1), e11-2
DOI 10.2337/dc13-1523, PubMed 24356601

Johnsen MS, Grimnes G, Figenschau Y, Torjesen PA, Almås B, Jorde R (2014)
Serum free and bio-available 25-hydroxyvitamin D correlate better with bone density than serum total 25-hydroxyvitamin D
Scand J Clin Lab Invest, 74 (3), 177-83
DOI 10.3109/00365513.2013.869701, PubMed 24383929

Lund-Blix NA, Stene LC, Rasmussen T, Torjesen PA, Andersen LF, Rønningen KS (2014)
Infant feeding in relation to islet autoimmunity and type 1 diabetes in genetically susceptible children: the MIDIA Study
Diabetes Care, 38 (2), 257-63
DOI 10.2337/dc14-1130, PubMed 25422170

Sveen KA, Nerdrum T, Hanssen KF, Brekke M, Torjesen PA, Strauch CM, Sell DR, Monnier VM, Dahl-Jørgensen K, Steine K (2014)
Impaired left ventricular function and myocardial blood flow reserve in patients with long-term type 1 diabetes and no significant coronary artery disease: associations with protein glycation
Diab Vasc Dis Res, 11 (2), 84-91
DOI 10.1177/1479164113518805, PubMed 24443481

Wium C, Eggesbø HB, Ueland T, Michelsen AE, Torjesen PA, Aukrust P, Birkeland K (2014)
Adipose tissue distribution in relation to insulin sensitivity and inflammation in Pakistani and Norwegian subjects with type 2 diabetes
Scand J Clin Lab Invest, 74 (8), 700-7
DOI 10.3109/00365513.2014.953571, PubMed 25223599

Publications 2013

Kåss AS, Førre OT, Fagerland MW, Gulseth HC, Torjesen PA, Hollan I (2013)
Short-term treatment with a gonadotropin-releasing hormone antagonist, cetrorelix, in rheumatoid arthritis (AGRA): a randomized, double-blind, placebo-controlled study
Scand J Rheumatol, 43 (1), 22-7
DOI 10.3109/03009742.2013.825007, PubMed 24182325

Wium C, Aasheim ET, Ueland T, Michelsen AE, Thorsby PM, Larsen IF, Torjesen PA, Aukrust P, Birkeland KI (2013)
Differences in insulin sensitivity, lipid metabolism and inflammation between young adult Pakistani and Norwegian patients with type 2 diabetes: a cross sectional study
BMC Endocr Disord, 13, 49
DOI 10.1186/1472-6823-13-49, PubMed 24148878

Publications 2012

Hansen E, Landstad BJ, Gundersen KT, Torjesen PA, Svebak S (2012)
Insulin sensitivity after maximal and endurance resistance training
J Strength Cond Res, 26 (2), 327-34
DOI 10.1519/JSC.0b013e318220e70f, PubMed 22240549

Møllerløkken OJ, Moen BE, Baste V, Magerøy N, Oftedal G, Neto E, Ersland L, Bjørge L, Torjesen PA, Mild KH (2012)
No effects of MRI scan on male reproduction hormones
Reprod Toxicol, 34 (1), 133-9
DOI 10.1016/j.reprotox.2012.04.003, PubMed 22576112

Vøllestad NK, Torjesen PA, Robinson HS (2012)
Association between the serum levels of relaxin and responses to the active straight leg raise test in pregnancy
Man Ther, 17 (3), 225-30
DOI 10.1016/j.math.2012.01.003, PubMed 22284767

Yu Y, Hanssen KF, Kalyanaraman V, Chirindel A, Jenkins AJ, Nankervis AJ, Torjesen PA, Scholz H, Henriksen T, Lorentzen B, Garg SK, Menard MK, Hammad SM, Scardo JA, Stanley JR, Wu M, Basu A, Aston CE, Lyons TJ (2012)
Reduced soluble receptor for advanced glycation end-products (sRAGE) scavenger capacity precedes pre-eclampsia in Type 1 diabetes
BJOG, 119 (12), 1512-20
DOI 10.1111/j.1471-0528.2012.03463.x, PubMed 22900949

Publications 2011

Bentsen H, Solberg DK, Refsum H, Gran JM, Bøhmer T, Torjesen PA, Halvorsen O, Lingjærde O (2011)
Bimodal distribution of polyunsaturated fatty acids in schizophrenia suggests two endophenotypes of the disorder
Biol Psychiatry, 70 (1), 97-105
DOI 10.1016/j.biopsych.2011.02.011, PubMed 21546001

Grimnes G, Joakimsen R, Figenschau Y, Torjesen PA, Almås B, Jorde R (2011)
The effect of high-dose vitamin D on bone mineral density and bone turnover markers in postmenopausal women with low bone mass--a randomized controlled 1-year trial
Osteoporos Int, 23 (1), 201-11
DOI 10.1007/s00198-011-1752-5, PubMed 21909730

Sørensen IM, Joner G, Jenum PA, Eskild A, Torjesen PA, Stene LC (2011)
Maternal serum levels of 25-hydroxy-vitamin D during pregnancy and risk of type 1 diabetes in the offspring
Diabetes, 61 (1), 175-8
DOI 10.2337/db11-0875, PubMed 22124461

Tretli S, Schwartz GG, Torjesen PA, Robsahm TE (2011)
Serum levels of 25-hydroxyvitamin D and survival in Norwegian patients with cancer of breast, colon, lung, and lymphoma: a population-based study
Cancer Causes Control, 23 (2), 363-70
DOI 10.1007/s10552-011-9885-6, PubMed 22193397

Publications 2010

Berg AO, Melle I, Torjesen PA, Lien L, Hauff E, Andreassen OA (2010)
A cross-sectional study of vitamin D deficiency among immigrants and Norwegians with psychosis compared to the general population
J Clin Psychiatry, 71 (12), 1598-604
DOI 10.4088/JCP.09m05299yel, PubMed 20441728

Jorde R, Sneve M, Torjesen PA, Figenschau Y, Gøransson LG, Omdal R (2010)
No effect of supplementation with cholecalciferol on cytokines and markers of inflammation in overweight and obese subjects
Cytokine, 50 (2), 175-80
DOI 10.1016/j.cyto.2009.12.006, PubMed 20122848

Jorde R, Sneve M, Torjesen PA, Figenschau Y, Hansen JB, Grimnes G (2010)
No significant effect on bone mineral density by high doses of vitamin D3 given to overweight subjects for one year
Nutr J, 9, 1
DOI 10.1186/1475-2891-9-1, PubMed 20056003

Kåss AS, Lea TE, Torjesen PA, Gulseth HC, Førre ØT (2010)
The association of luteinizing hormone and follicle-stimulating hormone with cytokines and markers of disease activity in rheumatoid arthritis: a case-control study
Scand J Rheumatol, 39 (2), 109-17
DOI 10.3109/03009740903270607, PubMed 20337546

Publications 2009

Carvalho CM, Oliveira JE, Almeida BE, Ueda EK, Torjesen PA, Bartolini P, Ribela MT (2009)
Efficient isolation of the subunits of recombinant and pituitary glycoprotein hormones
J Chromatogr A, 1216 (9), 1431-8
DOI 10.1016/j.chroma.2008.12.096, PubMed 19167716

Kilhovd BK, Juutilainen A, Lehto S, Rönnemaa T, Torjesen PA, Hanssen KF, Laakso M (2009)
Increased serum levels of methylglyoxal-derived hydroimidazolone-AGE are associated with increased cardiovascular disease mortality in nondiabetic women
Atherosclerosis, 205 (2), 590-4
DOI 10.1016/j.atherosclerosis.2008.12.041, PubMed 19185865

Nätt D, Lindqvist N, Stranneheim H, Lundeberg J, Torjesen PA, Jensen P (2009)
Inheritance of acquired behaviour adaptations and brain gene expression in chickens
PLoS One, 4 (7), e6405
DOI 10.1371/journal.pone.0006405, PubMed 19636381

Osmancevic A, Nilsen LT, Landin-Wilhelmsen K, Søyland E, Abusdal Torjesen P, Hagve TA, Nenseter MS, Krogstad AL (2009)
Effect of climate therapy at Gran Canaria on vitamin D production, blood glucose and lipids in patients with psoriasis
J Eur Acad Dermatol Venereol, 23 (10), 1133-40
DOI 10.1111/j.1468-3083.2009.03245.x, PubMed 19453805

Rasmussen T, Stene LC, Samuelsen SO, Cinek O, Wetlesen T, Torjesen PA, Rønningen KS (2009)
Maternal BMI before pregnancy, maternal weight gain during pregnancy, and risk of persistent positivity for multiple diabetes-associated autoantibodies in children with the high-risk HLA genotype: the MIDIA study
Diabetes Care, 32 (10), 1904-6
DOI 10.2337/dc09-0663, PubMed 19592628

Publications 2008

Asadi AB, Torjesen PA, Haug E, Berg JP (2008)
Biochemical characterization of four novel mutations in the thyroid hormone receptor beta gene in patients with resistance to thyroid hormone
Scand J Clin Lab Invest, 68 (7), 563-7
DOI 10.1080/00365510701884592, PubMed 19378427

Kostovski E, Iversen PO, Birkeland K, Torjesen PA, Hjeltnes N (2008)
Decreased levels of testosterone and gonadotrophins in men with long-standing tetraplegia
Spinal Cord, 46 (8), 559-64
DOI 10.1038/sc.2008.3, PubMed 18317482

Publications 2007

Aksnes TA, Seljeflot I, Torjesen PA, Höieggen A, Moan A, Kjeldsen SE (2007)
Improved insulin sensitivity by the angiotensin II-receptor blocker losartan is not explained by adipokines, inflammatory markers, or whole blood viscosity
Metabolism, 56 (11), 1470-7
DOI 10.1016/j.metabol.2007.06.012, PubMed 17950096

Kilhovd BK, Juutilainen A, Lehto S, Rönnemaa T, Torjesen PA, Hanssen KF, Laakso M (2007)
Increased serum levels of advanced glycation endproducts predict total, cardiovascular and coronary mortality in women with type 2 diabetes: a population-based 18 year follow-up study
Diabetologia, 50 (7), 1409-17
DOI 10.1007/s00125-007-0687-z, PubMed 17479244

Lindqvist C, Janczak AM, Nätt D, Baranowska I, Lindqvist N, Wichman A, Lundeberg J, Lindberg J, Torjesen PA, Jensen P (2007)
Transmission of stress-induced learning impairment and associated brain gene expression from parents to offspring in chickens
PLoS One, 2 (4), e364
DOI 10.1371/journal.pone.0000364, PubMed 17426812

Maagaard A, Holberg-Petersen M, Torjesen PA, Bruun JN, Kvale D (2007)
Insulin resistance is affected by increased levels of plasma lactate but not mitochondrial alterations in skeletal muscle in NRTI-exposed HIV-infected patients
HIV Clin Trials, 8 (5), 345-53
DOI 10.1310/hct0805-345, PubMed 17956836

Stene LC, Witsø E, Torjesen PA, Rasmussen T, Magnus P, Cinek O, Wetlesen T, Rønningen KS (2007)
Islet autoantibody development during follow-up of high-risk children from the general Norwegian population from three months of age: design and early results from the MIDIA study
J Autoimmun, 29 (1), 44-51
DOI 10.1016/j.jaut.2007.04.003, PubMed 17560077

Tonstad S, Thorsrud H, Torjesen PA, Seljeflot I (2007)
Do novel risk factors differ between men and women aged 18 to 39 years with a high risk of coronary heart disease?
Metabolism, 56 (2), 260-6
DOI 10.1016/j.metabol.2006.10.006, PubMed 17224342

Publications 2006

Fosmark DS, Torjesen PA, Kilhovd BK, Berg TJ, Sandvik L, Hanssen KF, Agardh CD, Agardh E (2006)
Increased serum levels of the specific advanced glycation end product methylglyoxal-derived hydroimidazolone are associated with retinopathy in patients with type 2 diabetes mellitus
Metabolism, 55 (2), 232-6
DOI 10.1016/j.metabol.2005.08.017, PubMed 16423631

Haukeland JW, Damås JK, Konopski Z, Løberg EM, Haaland T, Goverud I, Torjesen PA, Birkeland K, Bjøro K, Aukrust P (2006)
Systemic inflammation in nonalcoholic fatty liver disease is characterized by elevated levels of CCL2
J Hepatol, 44 (6), 1167-74
DOI 10.1016/j.jhep.2006.02.011, PubMed 16618517

Loureiro RF, de Oliveira JE, Torjesen PA, Bartolini P, Ribela MT (2006)
Analysis of intact human follicle-stimulating hormone preparations by reversed-phase high-performance liquid chromatography
J Chromatogr A, 1136 (1), 10-8
DOI 10.1016/j.chroma.2006.09.037, PubMed 17049544

Mentink CJ, Kilhovd BK, Rondas-Colbers GJ, Torjesen PA, Wolffenbuttel BH (2006)
Time course of specific AGEs during optimised glycaemic control in type 2 diabetes
Neth J Med, 64 (1), 10-6
PubMed 16421436

Aas AM, Seljeflot I, Torjesen PA, Diep LM, Thorsby PM, Birkeland KI (2006)
Blood glucose lowering by means of lifestyle intervention has different effects on adipokines as compared with insulin treatment in subjects with type 2 diabetes
Diabetologia, 49 (5), 872-80
DOI 10.1007/s00125-006-0205-8, PubMed 16555056

Publications 2005

Furberg AS, Jasienska G, Bjurstam N, Torjesen PA, Emaus A, Lipson SF, Ellison PT, Thune I (2005)
Metabolic and hormonal profiles: HDL cholesterol as a plausible biomarker of breast cancer risk. The Norwegian EBBA Study
Cancer Epidemiol Biomarkers Prev, 14 (1), 33-40
PubMed 15668473

Jentoft S, Aastveit AH, Torjesen PA, Andersen O (2005)
Effects of stress on growth, cortisol and glucose levels in non-domesticated Eurasian perch (Perca fluviatilis) and domesticated rainbow trout (Oncorhynchus mykiss)
Comp Biochem Physiol A Mol Integr Physiol, 141 (3), 353-8
DOI 10.1016/j.cbpb.2005.06.006, PubMed 16006163

Kilhovd BK, Juutilainen A, Lehto S, Rönnemaa T, Torjesen PA, Birkeland KI, Berg TJ, Hanssen KF, Laakso M (2005)
High serum levels of advanced glycation end products predict increased coronary heart disease mortality in nondiabetic women but not in nondiabetic men: a population-based 18-year follow-up study
Arterioscler Thromb Vasc Biol, 25 (4), 815-20
DOI 10.1161/01.ATV.0000158380.44231.fe, PubMed 15692098

Publications 2004

Eide IA, Torjesen PA, Drolsum A, Babovic A, Lilledahl NP (2004)
Low-renin status in therapy-resistent hypertension: a clue to efficient treatment
In Journal of hypertension, Gower Academic Journals, London, 22(2004)11, S. 2217-26
BIBSYS 051782138

Eide IK, Torjesen PA, Drolsum A, Babovic A, Lilledahl NP (2004)
Low-renin status in therapy-resistant hypertension: a clue to efficient treatment
J Hypertens, 22 (11), 2217-26
DOI 10.1097/00004872-200411000-00026, PubMed 15480108

Torjesen PA, Sandnes L (2004)
Serum testosterone in women as measured by an automated immunoassay and a RIA
Clin Chem, 50 (3), 678; author reply 678-9
DOI 10.1373/clinchem.2003.027565, PubMed 14981046

Publications 2003

Birkeland KI, Kilhovd B, Thorsby P, Torjesen PA, Ganss R, Vaaler S, Hanssen KF (2003)
Heterogeneity of non-insulin-dependent diabetes expressed as variability in insulin sensitivity, beta-cell function and cardiovascular risk profile
Diabet Med, 20 (1), 37-45
DOI 10.1046/j.1464-5491.2003.00838.x, PubMed 12519318

Birkeland KI, Kilhovd BK, Thorsby P, Torjesen PA, Ganss R, Vaaler S, Hanssen KF (2003)
Heterogeneity of non-insulin-dependent diabetes expressedas variability in insulin sensitivity, beta-cell function and cardiovascular risk profile
In Diabetic medicine, John Wiley, Chichester, 20(2003)1, s.37-45
BIBSYS 04170732x

Eriksen MS, Haug A, Torjesen PA, Bakken M (2003)
Prenatal exposure to corticosterone impairs embryonic development and increases fluctuating asymmetry in chickens (Gallus gallus domesticus)
Br Poult Sci, 44 (5), 690-7
DOI 10.1080/00071660310001643660, PubMed 14965089

Eriksen MS, Haug A, Torjesen PA, Bakken M (2003)
Prenatal exposure to corticosterone impairs embryonic development in chickens (Gallus Gallus Domesticus)
In British poultry science, Longman Group, Edinburgh, 44(2003)5, s.690-7
BIBSYS 041709136

Kilhovd BK, Giardino I, Torjesen PA, Birkeland KI, Berg TJ, Thornalley PJ, Brownlee M, Hanssen KF (2003)
Increased serum levels of the specific AGE-compound methylglyoxal-derived hydroimidazolone in patients with type 2 diabetes
Metabolism, 52 (2), 163-7
DOI 10.1053/meta.2003.50035, PubMed 12601626

Kilhovd BK, Giardino I, Torjesen PA, Birkeland KI, Berg TJ, Thornalley PJ, Brownlee M, Hanssen KF (2003)
Increased serum levels of the specific AGE-compound methylglyoxal-derived hydroimidazolone in patients with type 2 diabetes
In Metabolism, Grune & Stratton, New York, 52(2003)2, s.163-7
BIBSYS 041719271

Skibeli V, Nissen-Lie G, Torjesen PA (2003)
Response: inherent charge properties of the isolated sugar parts ofhuman serum erythropoietin
In Blood, Grune & Stratton, New York, 101(2003)3, s.1204-5
BIBSYS 04172643x

Publications 2001

Skibeli V, Nissen-Lie G, Torjesen PA (2001)
Sugar profiling proves that human serum erythropoietin differs from recombinant human erythropoitein
In Blood, Grune & Stratton, New York, 98(2001)nr 13, s.3626-3634
BIBSYS 022059210

Publications 2000

Kilhovd B, Giardino I, Torjesen PA, Birkeland KI, Thornalley PJ, Brownlee M, Hanssen KF (2000)
Increased serum methylglyoxal-derived hydroimidazolone inpatients with type 2 diabetes
In Diabetologia, Springer, Berlin, 43(2000)Suppl.1, s.A53 210
BIBSYS 01078408x

Kilhovd B, Giardino I, Torjesen PA, Birkeland KI, Thornalley PJ, Brownlee M, Hanssen KF (2000)
Increased serum methylglyoxal-derived hydroimidazolone inpatients with type 2 diabetes
In European journal of endocrinology, Supplementum, BioScientifica Ltd., Bristol, 142(2000)Suppl 1, s.26
BIBSYS 010890785

Undlien DE, Joner G, Dahl-Jørgensen K, Rønningen KS, Nicol-Smith L, Torjesen PA, Søvik O (2000)
[Genetic and immunologic risks for development of type 1 diabetes--experiences from an intervention trial]
Tidsskr Nor Laegeforen, 120 (23), 2799-803
PubMed 11107929

Undlien DE, Joner G, Dahl-Jørgensen K, Rønningen KS, Nicol-Smith L, Torjesen PA, Søvik O (2000)
Genetisk og immunologisk risiko for type 1-diabetes: erfaringer fra en intervensjonsstudie
In Tidsskrift for Den norske legeforening, Foreningen, Oslo, 120(2000)nr. 23, S. 2799-2803
BIBSYS 010831932

Publications 1999

Berg TJ, Snorgaard O, Faber J, Torjesen PA, Hildebrandt P, Mehlsen J, Hanssen KF (1999)
Serum levels of advanced glycation end products are associated with left ventricular diastolic function in patients with type 1 diabetes
Diabetes Care, 22 (7), 1186-90
DOI 10.2337/diacare.22.7.1186, PubMed 10388987

Publications 1998

Berg TJ, Clausen JT, Torjesen PA, Dahl-Jørgensen K, Bangstad HJ, Hanssen KF (1998)
The advanced glycation end product Nepsilon-(carboxymethyl)lysine is increased in serum from children and adolescents with type 1 diabetes
Diabetes Care, 21 (11), 1997-2002
DOI 10.2337/diacare.21.11.1997, PubMed 9802757

Erichsen KE, Berg JP, Torjesen PA, Haug E, Johannesen O (1998)
[Thyroid hormone resistance. Clinical, biochemical and genetic study of a family]
Tidsskr Nor Laegeforen, 118 (4), 525-9
PubMed 9520578

Publications 1997

Berg TJ, Bangstad HJ, Torjesen PA, Osterby R, Bucala R, Hanssen KF (1997)
Advanced glycation end products in serum predict changes in the kidney morphology of patients with insulin-dependent diabetes mellitus
Metabolism, 46 (6), 661-5
DOI 10.1016/s0026-0495(97)90010-x, PubMed 9186302

Berg TJ, Dahl-Jørgensen K, Torjesen PA, Hanssen KF (1997)
Increased serum levels of advanced glycation end products (AGEs) in children and adolescents with IDDM
Diabetes Care, 20 (6), 1006-8
DOI 10.2337/diacare.20.6.1006, PubMed 9167115

Knutsen HK, Taskén K, Eskild W, Richards JS, Kurten RC, Torjesen PA, Jahnsen T, Hansson V, Guérin S, Taskén KA (1997)
Characterization of the 5'-flanking region of the gene for the cAMP-inducible protein kinase A subunit, RIIbeta, in Sertoli cells
Mol Cell Endocrinol, 129 (1), 101-14
DOI 10.1016/s0303-7207(97)04045-8, PubMed 9175634

Solberg R, Sandberg M, Natarajan V, Torjesen PA, Hansson V, Jahnsen T, Taskén K (1997)
The human gene for the regulatory subunit RI alpha of cyclic adenosine 3', 5'-monophosphate-dependent protein kinase: two distinct promoters provide differential regulation of alternately spliced messenger ribonucleic acids
Endocrinology, 138 (1), 169-81
DOI 10.1210/endo.138.1.4864, PubMed 8977401

Steen A, Grønstøl H, Torjesen PA (1997)
Glucose and insulin responses to glucagon injection in dairy cows with ketosis and fatty liver
Zentralbl Veterinarmed A, 44 (9-10), 521-30
DOI 10.1111/j.1439-0442.1997.tb01138.x, PubMed 9465772

Torjesen PA, Birkeland KI, Anderssen SA, Hjermann I, Holme I, Urdal P (1997)
Lifestyle changes may reverse development of the insulin resistance syndrome. The Oslo Diet and Exercise Study: a randomized trial
Diabetes Care, 20 (1), 26-31
DOI 10.2337/diacare.20.1.26, PubMed 9028689

Publications 1996

Anderssen SA, Hjermann I, Urdal P, Torjesen PA, Holme I (1996)
Improved carbohydrate metabolism after physical training and dietary intervention in individuals with the "atherothrombogenic syndrome'. Oslo Diet and Exercise Study (ODES). A randomized trial
J Intern Med, 240 (4), 203-9
DOI 10.1046/j.1365-2796.1996.22848000.x, PubMed 8918511

Iversen N, Sandset PM, Abildgaard U, Torjesen PA (1996)
Binding of tissue factor pathway inhibitor to cultured endothelial cells-influence of glycosaminoglycans
Thromb Res, 84 (4), 267-78
DOI 10.1016/s0049-3848(96)00186-7, PubMed 8948051

Torjesen PA, Bjøro T (1996)
Antibodies against [125I] testosterone in patient's serum: a problem for the laboratory and the patient
Clin Chem, 42 (12), 2047-8
PubMed 8969653

Publications 1994

Berg JP, Liane KM, Bjørhovde SB, Bjøro T, Torjesen PA, Haug E (1994)
Vitamin D receptor binding and biological effects of cholecalciferol analogues in rat thyroid cells
J Steroid Biochem Mol Biol, 50 (3-4), 145-50
DOI 10.1016/0960-0760(94)90021-3, PubMed 8049143

Berg JP, Ree AH, Sandvik JA, Taskén K, Landmark BF, Torjesen PA, Haug E (1994)
1,25-dihydroxyvitamin D3 alters the effect of cAMP in thyroid cells by increasing the regulatory subunit type II beta of the cAMP-dependent protein kinase
J Biol Chem, 269 (51), 32233-8
PubMed 7798223

Berg JP, Sandvik JA, Ree AH, Sørnes G, Bjøro T, Torjesen PA, Gordeladze JO, Haug E (1994)
1,25-Dihydroxyvitamin D3 attenuates adenylyl cyclase activity in rat thyroid cells: reduction of thyrotropin receptor number and increase in guanine nucleotide-binding protein Gi-2 alpha
Endocrinology, 135 (2), 595-602
DOI 10.1210/endo.135.2.8033808, PubMed 8033808

Birkeland KI, Torjesen PA, Eriksson J, Vaaler S, Groop L (1994)
Hyperproinsulinemia of type II diabetes is not present before the development of hyperglycemia
Diabetes Care, 17 (11), 1307-10
DOI 10.2337/diacare.17.11.1307, PubMed 7821172

Eritsland J, Seljeflot I, Abdelnoor M, Arnesen H, Torjesen PA (1994)
Long-term effects of n-3 fatty acids on serum lipids and glycaemic control
Scand J Clin Lab Invest, 54 (4), 273-80
DOI 10.3109/00365519409087522, PubMed 7939369

Frey H, Torjesen PA, Enge IP, Stiris MG, Reinlie S (1994)
[Analysis of blood from the inferior sinus petrosus in patients with Cushing syndrome and acromegaly]
Tidsskr Nor Laegeforen, 114 (19), 2257-61
PubMed 7992292

Sørnes S, Bjøro T, Berg JP, Torjesen PA, Haug E (1994)
Calcitriol attenuates the basal and vasoactive intestinal peptide-stimulated cAMP production in prolactin-secreting rat pituitary (GH4C1) cells
Mol Cell Endocrinol, 101 (1-2), 183-8
DOI 10.1016/0303-7207(94)90233-x, PubMed 9397951

Publications 1993

Berg JP, Torjesen PA, Haug E (1993)
1,25-dihydroxyvitamin D3 attenuates TSH and 8-(4-chlorophenylthio)-cAMP-stimulated growth and iodide uptake by rat thyroid cells (FRTL-5)
Thyroid, 3 (3), 245-51
DOI 10.1089/thy.1993.3.245, PubMed 8257867

Birkeland KI, Hanssen KF, Torjesen PA, Vaaler S (1993)
Level of sex hormone-binding globulin is positively correlated with insulin sensitivity in men with type 2 diabetes
J Clin Endocrinol Metab, 76 (2), 275-8
DOI 10.1210/jcem.76.2.8432768, PubMed 8432768

Bjøro T, Englund K, Torjesen PA, Haug E (1993)
Inhibitors of the arachidonic acid metabolism attenuate the thyroliberin (TRH) stimulated prolactin production without modifying the production of inositolphosphates in GH4C1 pituitary cells
Scand J Clin Lab Invest, 53 (2), 111-6
DOI 10.3109/00365519309088397, PubMed 8469910

Bjøro T, Johansen E, Frey HH, Turter A, Torjesen PA (1993)
Different responses in little and bigbig prolactin to metoclopramide in subjects with hyperprolactinemia due to 150-170 kD (bigbig) prolactin
Acta Endocrinol (Copenh), 128 (4), 308-12
DOI 10.1530/acta.0.1280308, PubMed 8498149

Sørnes G, Haug E, Torjesen PA (1993)
Calcitriol attenuates the thyrotropin-releasing hormone-stimulated inositol phosphate production in clonal rat pituitary (GH4C1) cells
Mol Cell Endocrinol, 93 (2), 149-56
DOI 10.1016/0303-7207(93)90118-4, PubMed 8349024

Aanestad M, Røtnes JS, Torjesen PA, Haug E, Sand O, Bjøro T (1993)
Epidermal growth factor stimulates the prolactin synthesis and secretion in rat pituitary cells in culture (GH4C1 cells) by increasing the intracellular concentration of free calcium
Acta Endocrinol (Copenh), 128 (4), 361-6
DOI 10.1530/acta.0.1280361, PubMed 8388615

Publications 1992

Bjøro T, Larsen V, Englund K, Torjesen PA, Haug E (1992)
The lipoxygenase inhibitor nafazatrom inhibits stimulated prolactin secretion in cultured rat lactotrophs (GH4C1 cells)
Scand J Clin Lab Invest, 52 (4), 297-303
DOI 10.3109/00365519209088362, PubMed 1332181

Publications 1991

Berg JP, Sørnes G, Torjesen PA, Haug E (1991)
Cholecalciferol metabolites attenuate cAMP production in rat thyroid cells (FRTL-5)
Mol Cell Endocrinol, 76 (1-3), 201-6
DOI 10.1016/0303-7207(91)90274-v, PubMed 1668203

Berg JP, Torjesen PA, Haug E (1991)
Calcitriol receptors in rat thyroid follicular cells (FRTL-5)
Acta Endocrinol (Copenh), 125 (5), 574-80
DOI 10.1530/acta.0.1250574, PubMed 1661998

Publications 1989

Gordeladze JO, Björo T, Torjesen PA, Ostberg BC, Haug E, Gautvik KM (1989)
Protein kinase C stimulates adenylate cyclase activity in prolactin-secreting rat adenoma (GH4C1) pituicytes by inactivating the inhibitory GTP-binding protein Gi
Eur J Biochem, 183 (2), 397-406
DOI 10.1111/j.1432-1033.1989.tb14941.x, PubMed 2569396

Publications 1988

Bjøro T, Ostberg BC, Sand O, Torjesen PA, Penman E, Gordeladze JO, Iversen JG, Gautvik KM, Haug E (1988)
Somatostatin inhibits prolactin secretion by multiple mechanisms involving a site of action distal to increased cyclic adenosine 3',5'-monophosphate and elevated cytosolic Ca2+ in rat lactotrophs
Acta Physiol Scand, 133 (3), 271-82
DOI 10.1111/j.1748-1716.1988.tb08408.x, PubMed 2906508

Torjesen PA, Bjøro T, Ostberg BC, Haug E (1988)
Thyrotropin-releasing hormone-stimulated inositol trisphosphate formation is liable to thyrotropin-releasing hormone-induced desensitization by a calcium-dependent mechanism
Mol Cell Endocrinol, 56 (1-2), 107-14
DOI 10.1016/0303-7207(88)90014-7, PubMed 3131167

Publications 1987

Bjøro T, Ostberg BC, Sand O, Gordeladze J, Iversen JG, Torjesen PA, Gautvik KM, Haug E (1987)
Vasoactive intestinal peptide and peptide with N-terminal histidine and C-terminal isoleucine increase prolactin secretion in cultured rat pituitary cells (GH4C1) via a cAMP-dependent mechanism which involves transient elevation of intracellular Ca2+
Mol Cell Endocrinol, 49 (2-3), 119-28
DOI 10.1016/0303-7207(87)90205-x, PubMed 2435588

Bjøro T, Torjesen PA, Ostberg BC, Sand O, Iversen JG, Gautvik KM, Haug E (1987)
Bombesin stimulates prolactin secretion from cultured rat pituitary tumour cells (GH4C1) via activation of phospholipase C
Regul Pept, 19 (3-4), 169-82
DOI 10.1016/0167-0115(87)90274-6, PubMed 2829290

Rui H, Brekke I, Torjesen PA, Purvis K (1987)
Further observations on the autoregulation of the prolactin receptor in rat ventral prostate explants
Acta Endocrinol (Copenh), 114 (3), 426-32
DOI 10.1530/acta.0.1140426, PubMed 3551431

Publications 1986

Rui H, Brekke I, Torjesen PA, Purvis K (1986)
Homologous up-regulation of the prolactin receptor in rat prostatic explants
Mol Cell Endocrinol, 46 (1), 53-7
DOI 10.1016/0303-7207(86)90069-9, PubMed 3011565

Torjesen PA (1986)
Prostaglandin induced luteolysis in the rat ovary: studies on the mechanism of action of a prostaglandin with emphasis on the effect on adenylyl cyclase activity and steroidogenesis
P. A. Torjesen, Oslo, 1 b. (flere pag.)
BIBSYS 872004937

Torjesen PA, Aakvaag A (1986)
Characterization of the adenylate cyclase of the rat corpus luteum during luteolysis induced by a prostaglandin F2 alpha analogue
Mol Cell Endocrinol, 44 (3), 237-42
DOI 10.1016/0303-7207(86)90129-2, PubMed 3956853

Publications 1985

Rui H, Torjesen PA, Jacobsen H, Purvis K (1985)
Testicular and glandular contributions to the prolactin pool in human semen
Arch Androl, 15 (2-3), 129-36
DOI 10.3109/01485018508986902, PubMed 3833069

Publications 1984

Skare S, Hanssen KF, Kriz V, Torjesen PA (1984)
Arginine infusion increases peripheral plasma somatostatin in man
Clin Endocrinol (Oxf), 21 (3), 299-308
DOI 10.1111/j.1365-2265.1984.tb03473.x, PubMed 6148165

Torjesen PA, Aakvaag A (1984)
Ovarian production of progesterone and 20 alpha-dihydroprogesterone in vitro following prostaglandin F2 alpha induced luteolysis in the superluteinized rat
Acta Endocrinol (Copenh), 105 (2), 258-65
DOI 10.1530/acta.0.1050258, PubMed 6320570

Publications 1981

Hanssen KF, Torjesen PA, Heding LG (1981)
[Diagnosis of insulinomas. Determination of insulin, C-peptide and proinsulin in blood to differentiate between endogenous and exogenous hyperinsulinism]
Tidsskr Nor Laegeforen, 101 (34-36), 1957-60
PubMed 6280336

Jahnsen T, Purvis K, Torjesen PA, Hansson V (1981)
Temporal relationship between hCG induced desensitization of LH/hCG responsive adenylyl cyclase and downregulation of LH/hCG receptors in the rat testis
Arch Androl, 6 (2), 155-62
DOI 10.3109/01485018108987356, PubMed 6264875

Publications 1980

Jahnsen T, Gordeladze JO, Torjesen PA, Hansson V (1980)
FSH-response adenylyl cyclase in rat testes: desensitization by homologous hormone
Arch Androl, 5 (2), 169-77
DOI 10.3109/01485018008986312, PubMed 6252858

Lotsberg J, Fosså SD, Klepp O, Orjasaeter H, Torjesen PA (1980)
[Biological markers in cancer of the testis]
Tidsskr Nor Laegeforen, 100 (12), 688-90
PubMed 6158120

Publications 1979

Kulseng-Hanssen S, Torjesen PA, Hanssen KF (1979)
Serum prolactin and thyroid stimulating hormone levels following thyreotropin releasing hormone stimulation in preeclamptic patients
Acta Obstet Gynecol Scand, 58 (3), 245-8
DOI 10.3109/00016347909154042, PubMed 113978

Publications 1978

Hanssen KF, Christensen SE, Hansen AP, Lundbaek K, Torjesen PA, Weeke J (1978)
Plasma prolactin in juvenile diabetics. 24-h studies with somatostatin
Diabetologia, 15 (5), 369-71
DOI 10.1007/BF01219645, PubMed 570136

Sundby A, Torjesen PA (1978)
Plasma levels of testosterone in bulls. Response to repeated HCG injections
Acta Endocrinol (Copenh), 88 (4), 787-92
DOI 10.1530/acta.0.0880787, PubMed 581119

Torjesen PA, Dahlin R, Haug E, Aakvaag A (1978)
The sequence of hormonal changes during prostaglandin induced luteolysis of the superluteinized rat ovary
Acta Endocrinol (Copenh), 87 (3), 617-24
DOI 10.1530/acta.0.0870617, PubMed 204145

Torjesen PA, Dahlin R, Haug E, Aakvaag A (1978)
Prolactin and the regulation of 20alpha-dihydroprogesterone secretion of the super-luteinized rat ovary during luteolysis induced by a prostaglandin F2alpha analogue
Acta Endocrinol (Copenh), 87 (3), 625-31
DOI 10.1530/acta.0.0870625, PubMed 580149

Publications 1977

Charreau EH, Attramadal A, Torjesen PA, Calandra R, Purvis K, Hansson V (1977)
Androgen stimulation of prolactin receptors in rat prostate
Mol Cell Endocrinol, 7 (1), 1-7
DOI 10.1016/0303-7207(77)90070-3, PubMed 192611

Charreau EH, Attramadal A, Torjesen PA, Purvis K, Calandra R, Hansson V (1977)
Prolactin binding in rat testis: specific receptors in interstitial cells
Mol Cell Endocrinol, 6 (4-5), 303-7
DOI 10.1016/0303-7207(77)90104-6, PubMed 190066

Davy M, Torjesen PA, Aakavaag A (1977)
Demonstration of an FSH receptor in a functioning granulosa cell tumour. The effect of gonadotrophin treatment on its viability following transplantation to nude mice
Acta Endocrinol (Copenh), 85 (3), 615-23
DOI 10.1530/acta.0.0850615, PubMed 194450

Hanssen KF, Torjesen PA (1977)
Increased serum prolactin in diabetic ketoacidosis; correlation between serum sodium and serum prolacting concentration
Acta Endocrinol (Copenh), 85 (2), 372-8
DOI 10.1530/acta.0.0850372, PubMed 17257

Purvis K, Calandra R, Naess O, Attramadal A, Torjesen PA, Hansson V (1977)
Do androgens increase Leydig cell sensitivity to luteinising hormone?
Nature, 265 (5590), 169-70
DOI 10.1038/265169a0, PubMed 189204

Purvis K, Torjesen PA, Haug E, Hansson V (1977)
hCG suppression of LH receptors and responsiveness of testicular tissue to hCG
Mol Cell Endocrinol, 8 (1), 73-80
DOI 10.1016/0303-7207(77)90019-3, PubMed 195852

Rutlin E, Haug E, Torjesen PA (1977)
Serum thyrotrophin, prolactin and growth hormone, response to TRH during oestrogen treatment
Acta Endocrinol (Copenh), 84 (1), 23-35
DOI 10.1530/acta.0.0840023, PubMed 401551

Torjesen PA, Aakvaag A (1977)
The serum levels of progesterone and 20 alpha-dihydroprogesterone, and the ovarian LH, FSH and PRL binding during luteolysis of the superluteinized rat ovary
Acta Endocrinol (Copenh), 86 (1), 162-72
DOI 10.1530/acta.0.0860162, PubMed 199009

Publications 1976

Torjesen PA, Aakvaag A (1976)
The affinity and capacity of the LH receptor of the superluteinized rat ovary in relation to progesterone production
Eur J Obstet Gynecol Reprod Biol, 6 (4), 181-4
DOI 10.1016/0028-2243(76)90025-3, PubMed 185107

Publications 1975

Torjesen PA, Sand T (1975)
Affinity and specificity of antisera against human FSH and TSH obtained by immunizing rabbits with highly purified hormone preparations
Acta Endocrinol (Copenh), 78 (1), 22-31
DOI 10.1530/acta.0.0780022, PubMed 163562

Publications 1974

Haug E, Aakvaag A, Sand T, Torjesen PA (1974)
The gonadotrophin response to synthetic gonadotrophin-releasing hormone in males in relation to age, dose, and basal serum levels of testosterone, oestradiol-17beta and gonadotrophins
Acta Endocrinol (Copenh), 77 (4), 625-35
DOI 10.1530/acta.0.0770625, PubMed 4611113

Torjesen PA, Sand T, Norman N, Trygstad O, Foss I (1974)
Isolation of LH, FSH and TSH from human pituitaries after the removal of HGH
Acta Endocrinol (Copenh), 77 (3), 485-97
DOI 10.1530/acta.0.0770485, PubMed 4479147

Publications 1973

Sand T, Torjesen PA (1973)
Dextran-coated charcoal used in the radioimmunoassay of human pituitary luteinizing hormone
Acta Endocrinol (Copenh), 73 (3), 444-54
DOI 10.1530/acta.0.0730444, PubMed 4740841

Torjesen PA, Haug E, Sand T (1973)
Effect of thyrotrophin-releasing hormone on serum levels of pituitary hormones in men and women
Acta Endocrinol (Copenh), 73 (3), 455-64
DOI 10.1530/acta.0.0730455, PubMed 4199385

Publications 1972

Torjesen PA, Sletten K (1972)
C-phycocyanin from Oscillatoria agardhil. I. Some molecular properties
Biochim Biophys Acta, 263 (2), 258-71
DOI 10.1016/0005-2795(72)90078-5, PubMed 4624163

Publications 1971

Torjesen PA (1971)
C-phycocyanin fra Oscillatoria aghardii: Molekylære egenskaper av proteinet og dets subunits
P. Abusdal Torjesen, Oslo, 69 s.
BIBSYS 970431945

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