Publications 2025

Dybedal I, Iversen N, Jacobsen AF, Bjørge L, Chaireti R, Henriksson CE, Schultz NH, Hvas AM, Sandset PM, Weedon-Fekjær H, Bremme K, Abildgaard U (2025)
Hereditary antithrombin deficiency and venous thrombosis in pregnancy-results of a retrospective multicenter study
J Thromb Haemost (in press)
DOI 10.1016/j.jtha.2025.03.001, PubMed 40086756

Garabet L, Ghanima W, Bussel J, Tran H, Brodin E, Mathisen ÅB, Lae S, Le MS, Hillarp A, Henriksson CE (2025)
Increased ultra-large von Willebrand factor multimers in immune thrombocytopenia
Br J Haematol (in press)
DOI 10.1111/bjh.20205, PubMed 40494825

Publications 2024

Iversen N, Henriksson CE, Sletten M, Le MS, Lindberg BR, Andersen R, Paus B (2024)
Heterozygosity for the Budapest 3 mutation in SERPINC1 in a family with thrombophilia and structural anomalies of the inferior vena cava
Thromb J, 22 (1), 75
DOI 10.1186/s12959-024-00644-1, PubMed 39129027

Publications 2023

Hillarp A, Holme PA, Wåland EP, Le MS, Henriksson CE, Tjønnfjord GE, Måseide RJ (2023)
Report on 4 cases with decreased recovery due to neutralizing antibodies specific for PEGylated recombinant factor VIII
J Thromb Haemost, 21 (10), 2771-2775
DOI 10.1016/j.jtha.2023.07.019, PubMed 37543216

Publications 2022

Harjen HJ, Hellum M, Rørtveit R, Oscarson M, Anfinsen KP, Moldal ER, Solbak S, Kanse SM, Henriksson CE (2022)
Persistent hypercoagulability in dogs envenomated by the European adder (Vipera berus berus)
PLoS One, 17 (2), e0263238
DOI 10.1371/journal.pone.0263238, PubMed 35180240

Kristoffersen AH, Henriksson CE, Kittang AO, Amundsen EK (2022)
[Monitoring of unfractionated heparin]
Tidsskr Nor Laegeforen, 142 (5)
DOI 10.4045/tidsskr.21.0912, PubMed 35324124

Publications 2021

Andersen E, Chollet ME, Sletten M, Stavik B, Skarpen E, Backe PH, Thiede B, Glosli H, Henriksson CE, Iversen N (2021)
Molecular Characterization of Two Homozygous Factor VII Variants Associated with Intracranial Bleeding
Thromb Haemost, 121 (12), 1588-1598
DOI 10.1055/a-1450-8568, PubMed 33742435

Fiskvik H, Jacobsen AF, Iversen N, Henriksson CE, Jacobsen EM (2021)
Treatment of Homozygous Type II Antithrombin Heparin-Binding Site Deficiency in Pregnancy
Case Rep Obstet Gynecol, 2021, 4393821
DOI 10.1155/2021/4393821, PubMed 34513101

Rognes IN, Hellum M, Ottestad W, Bache KG, Eken T, Henriksson CE (2021)
Extracellular vesicle-associated procoagulant activity is highest the first 3 hours after trauma and thereafter declines substantially: A prospective observational pilot study
J Trauma Acute Care Surg, 91 (4), 681-691
DOI 10.1097/TA.0000000000003333, PubMed 34225342

Publications 2020

Thorsen L, Haugnes HS, Fosså SD, Brydøy M, Tandstad T, Wisløff T, Gjerset GM, Edvardsen E, Larsen KO, Sandset PM, Henriksson CE, Raastad T, Negaard HFS (2020)
Thromboembolic events after high-intensity training during cisplatin-based chemotherapy for testicular cancer: Case reports and review of the literature
Int J Cancer, 147 (11), 3189-3198
DOI 10.1002/ijc.33151, PubMed 32525564

Publications 2019

Eilertsen H, Saether PC, Henriksson CE, Petersen AS, Hagve TA (2019)
Evaluation of the detection of blasts by Sysmex hematology instruments, CellaVision DM96, and manual microscopy using flow cytometry as the confirmatory method
Int J Lab Hematol, 41 (3), 338-344
DOI 10.1111/ijlh.12980, PubMed 30742354

Garabet L, Ghanima W, Hellum M, Sandset PM, Bussel JB, Tran H, Henriksson CE (2019)
Increased microvesicle-associated thrombin generation in patients with immune thrombocytopenia after initiation of thrombopoietin receptor agonists
Platelets, 31 (3), 322-328
DOI 10.1080/09537104.2019.1639655, PubMed 31280643

Garabet L, Henriksson CE, Lozano ML, Ghanima W, Bussel J, Brodin E, Fernández-Pérez MP, Martínez C, González-Conejero R, Mowinckel MC, Sandset PM (2019)
Markers of endothelial cell activation and neutrophil extracellular traps are elevated in immune thrombocytopenia but are not enhanced by thrombopoietin receptor agonists
Thromb Res, 185, 119-124
DOI 10.1016/j.thromres.2019.11.031, PubMed 31805421

Kristoffersen AH, Jacobsen EM, Varsi K, Henriksson CE (2019)
[Analysis of lupus anticoagulant during ongoing anticoagulation therapy]
Tidsskr Nor Laegeforen, 139 (15)
DOI 10.4045/tidsskr.19.0096, PubMed 31642626

Kristoffersen AH, Jacobsen EM, Varsi K, Henriksson CE (2019)
Analysis of lupus anticoagulant during ongoing anti coagulation treatment
Tidsskr. Nor. Laegeforen., 139 (15), 1491

Schultz NH, Holme PA, Henriksson CE, Mowinckel MC, Sandset PM, Bratseth V, Jacobsen EM (2019)
The influence of rivaroxaban on markers of fibrinolysis and endothelial cell activation/injury in patients with venous thrombosis
Thromb Res, 177, 154-156
DOI 10.1016/j.thromres.2019.03.010, PubMed 30903875

Publications 2018

Schultz NH, Holme PA, Bjørnsen S, Henriksson CE, Sandset PM, Jacobsen EM (2018)
The impact of rivaroxaban on primary hemostasis in patients with venous thrombosis
Platelets, 31 (1), 43-47
DOI 10.1080/09537104.2018.1557618, PubMed 30569801

Aass HCD, Hellum M, Trøseid AS, Brandtzaeg P, Berg JP, Øvstebø R, Henriksson CE (2018)
Whole-blood incubation with the Neisseria meningitidis lpxL1 mutant induces less pro-inflammatory cytokines than the wild type, and IL-10 reduces the MyD88-dependent cytokines
Innate Immun, 24 (2), 101-111
DOI 10.1177/1753425917749299, PubMed 29313733

Publications 2017

Eilertsen H, Henriksson CE, Hagve TA (2017)
The use of CellaVision™ DM96 in the verification of the presence of blasts in samples flagged by the Sysmex XE-5000
Int J Lab Hematol, 39 (4), 423-428
DOI 10.1111/ijlh.12648, PubMed 28333407

Hellum M, Franco-Lie I, Øvstebø R, Hauge T, Henriksson CE (2017)
The effect of corn trypsin inhibitor, anti-tissue factor pathway inhibitor antibodies and phospholipids on microvesicle-associated thrombin generation in patients with pancreatic cancer and healthy controls
PLoS One, 12 (9), e0184579
DOI 10.1371/journal.pone.0184579, PubMed 28910348

Schultz NH, Tran HTT, Bjørnsen S, Henriksson CE, Sandset PM, Holme PA (2017)
The reversal effect of prothrombin complex concentrate (PCC), activated PCC and recombinant activated factor VII against anticoagulation of Xa inhibitor
Thromb J, 15, 6
DOI 10.1186/s12959-017-0129-1, PubMed 28239301

Schultz NH, Tran HTT, Bjørnsen S, Henriksson CE, Sandset PM, Holme PA (2017)
The reversal effect of prothrombin complex concentrate (PCC), activated PCC and recombinant activated factor VII in apixaban-treated patients in vitro
Res Pract Thromb Haemost, 1 (1), 49-56
DOI 10.1002/rth2.12015, PubMed 30046673

Publications 2016

Hellum M, Trøseid AS, Berg JP, Brandtzaeg P, Øvstebø R, Henriksson CE (2016)
The Neisseria meningitidis lpxL1 mutant induces less tissue factor expression and activity in primary human monocytes and monocyte-derived microvesicles than the wild type meningococcus
Innate Immun, 23 (2), 196-205
DOI 10.1177/1753425916684201, PubMed 28024455

Publications 2015

Amundsen EK, Urdal P, Henriksson CE (2015)
Poor accuracy of the eosinophil count of hematology instruments limits the use of eosinopenia as a marker of bacterial infection or increased mortality
Int J Lab Hematol, 37 (5), e119-22
DOI 10.1111/ijlh.12343, PubMed 25807967

Amundsen EK, Urdal P, Holthe MR, Henriksson CE (2015)
Aggregation of monocytes and platelets interferes in measurement of monocyte viability with phosphatidylserine expression but not with Mitochondrial membrane potential in whole blood
Cytometry B Clin Cytom, 92 (3), 228-235
DOI 10.1002/cyto.b.21189, PubMed 26184355

Publications 2014

Amundsen EK, Urdal P, Holthe MR, Henriksson CE (2014)
Aggregation of monocytes and platelets interferes in measurement of monocyte viability with phosphatidylserine expression but not with mitochondrial membrane potential in whole blood
Cytometry B Clin Cytom (in press)
DOI 10.1002/cytob.21189, PubMed 25178677

Publications 2013

Hellum M, Øvstebø R, Brusletto BS, Berg JP, Brandtzaeg P, Henriksson CE (2013)
Microparticle-associated tissue factor activity correlates with plasma levels of bacterial lipopolysaccharides in meningococcal septic shock
Thromb Res, 133 (3), 507-14
DOI 10.1016/j.thromres.2013.12.031, PubMed 24423888

Øvstebø R, Hellum M, Aass HC, Trøseid AM, Brandtzaeg P, Mollnes TE, Henriksson CE (2013)
Microparticle-associated tissue factor activity is reduced by inhibition of the complement protein 5 in Neisseria meningitidis-exposed whole blood
Innate Immun, 20 (5), 552-60
DOI 10.1177/1753425913502099, PubMed 24051102

Publications 2012

Amundsen EK, Henriksson CE, Holthe MR, Urdal P (2012)
Is the blood basophil count sufficiently precise, accurate, and specific?: three automated hematology instruments and flow cytometry compared
Am J Clin Pathol, 137 (1), 86-92
DOI 10.1309/AJCP19BFTHYTMORO, PubMed 22180481

Amundsen EK, Urdal P, Hagve TA, Holthe MR, Henriksson CE (2012)
Absolute neutrophil counts from automated hematology instruments are accurate and precise even at very low levels
Am J Clin Pathol, 137 (6), 862-9
DOI 10.1309/AJCPOJN03GOXZRZY, PubMed 22586044

Hellum M, Øvstebø R, Trøseid AM, Berg JP, Brandtzaeg P, Henriksson CE (2012)
Microparticle-associated tissue factor activity measured with the Zymuphen MP-TF kit and the calibrated automated thrombogram assay
Blood Coagul Fibrinolysis, 23 (6), 520-6
DOI 10.1097/MBC.0b013e328354a256, PubMed 22732249

Publications 2011

Henriksson CE, Hellum M, Haug KB, Aass HC, Joø GB, Øvstebø R, Trøseid AM, Klingenberg O, Kierulf P (2011)
Anticoagulant effects of an antidiabetic drug on monocytes in vitro
Thromb Res, 128 (5), e100-6
DOI 10.1016/j.thromres.2011.07.007, PubMed 21862110

Øvstebø R, Aass HC, Haug KB, Trøseid AM, Gopinathan U, Kierulf P, Berg JP, Brandtzaeg P, Henriksson CE (2011)
LPS from Neisseria meningitidis is crucial for inducing monocyte- and microparticle-associated tissue factor activity but not for tissue factor expression
Innate Immun, 18 (4), 580-91
DOI 10.1177/1753425911428230, PubMed 22180561

Aass HC, Øvstebø R, Trøseid AM, Kierulf P, Berg JP, Henriksson CE (2011)
Fluorescent particles in the antibody solution result in false TF- and CD14-positive microparticles in flow cytometric analysis
Cytometry A, 79 (12), 990-9
DOI 10.1002/cyto.a.21147, PubMed 21990118

Publications 2006

Henriksson CE, Hellum M, Landsverk KS, Klingenberg O, Joø GB, Kierulf P (2006)
Flow cytometry-sorted non-viable endotoxin-treated human monocytes are strongly procoagulant
Thromb Haemost, 96 (1), 29-37
DOI 10.1160/TH06-01-0052, PubMed 16807648

Henriksson CE, Klingenberg O, Hellum M, Landsverk KS, Joø GB, Westvik AB, Kierulf P (2006)
Calcium ionophore-induced de-encryption of tissue factor in monocytes is associated with extensive cell death
Thromb Res, 119 (5), 621-30
DOI 10.1016/j.thromres.2006.05.012, PubMed 16844202

Publications 2005

Henriksson CE, Klingenberg O, Ovstebø R, Joø GB, Westvik AB, Kierulf P (2005)
Discrepancy between tissue factor activity and tissue factor expression in endotoxin-induced monocytes is associated with apoptosis and necrosis
Thromb Haemost, 94 (6), 1236-44
DOI 10.1160/TH05-07-0463, PubMed 16411400