Publications 2025

Hellum M, Sletten M, Le MS, Stavseth V, Glosli H, Backe PH, Iversen N, Henriksson CE (2025)
Characterization of a novel factor X variant, p.F139L, associated with bleedings in heterozygous and compound heterozygous form
253, 109412
DOI 10.1016/j.thromres.2025.109412, PubMed 40763424

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)
17 (2), e0263238
DOI 10.1371/journal.pone.0263238, PubMed 35180240

Publications 2021

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
91 (4), 681-691
DOI 10.1097/TA.0000000000003333, PubMed 34225342

Publications 2019

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
31 (3), 322-328
DOI 10.1080/09537104.2019.1639655, PubMed 31280643

Publications 2018

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
24 (2), 101-111
DOI 10.1177/1753425917749299, PubMed 29313733

Publications 2017

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
12 (9), e0184579
DOI 10.1371/journal.pone.0184579, PubMed 28910348

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
23 (2), 196-205
DOI 10.1177/1753425916684201, PubMed 28024455

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
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
20 (5), 552-60
DOI 10.1177/1753425913502099, PubMed 24051102

Publications 2012

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
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
128 (5), e100-6
DOI 10.1016/j.thromres.2011.07.007, PubMed 21862110

Publications 2009

Lund PK, Øvstebø R, Møller AS, Olstad OK, Landsverk KS, Hellum M, Kierulf P (2009)
Using global gene expression patterns to characterize Annexin V positive and negative human monocytes in culture
69 (2), 251-64
DOI 10.1080/00365510802499399, PubMed 18951241

Publications 2008

Piehler AP, Hellum M, Wenzel JJ, Kaminski E, Haug KB, Kierulf P, Kaminski WE (2008)
The human ABC transporter pseudogene family: Evidence for transcription and gene-pseudogene interference
9, 165
DOI 10.1186/1471-2164-9-165, PubMed 18405356

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
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
119 (5), 621-30
DOI 10.1016/j.thromres.2006.05.012, PubMed 16844202

Prasmickaite L, Cekaite L, Hellum M, Hovig E, Høgset A, Berg K (2006)
Transcriptome changes in a colon adenocarcinoma cell line in response to photochemical treatment as used in photochemical internalisation (PCI)
580 (24), 5739-46
DOI 10.1016/j.febslet.2006.09.028, PubMed 17007842

Prasmickaite L, Hellum M, Kaalhus O, Høgset A, Wagner E, Berg K (2006)
Photochemical internalization of transgenes controlled by the heat-shock protein 70 promoter
82 (3), 809-16
DOI 10.1562/2005-11-07-RA-731, PubMed 16420102

Publications 2005

Hellum M (2005)
Faglig kompetanse, personlige egenskaper og arbeidslivet: en kvalitativ studie av holdninger og forventninger hos nyutdannede bibliotekarer og arbeidsgivere
HiO, Oslo, 47s.
BIBSYS 112422438

Publications 2004

Høgset A, Prasmickaite L, Selbo PK, Hellum M, Engesaeter BØ, Bonsted A, Berg K (2004)
Photochemical internalisation in drug and gene delivery
56 (1), 95-115
DOI 10.1016/j.addr.2003.08.016, PubMed 14706447

Publications 2003

Berg K, Prasmickaite L, Selbo PK, Hellum M, Bonsted A, Høgset A (2003)
Photochemical internalization (PCI)--a novel technology for release of macromolecules from endocytic vesicles
56 (1), 67-71
PubMed 12886687

Hellum M, Hogset A, Engesaeter BO, Prasmickaite L, Stokke T, Wheeler C, Berg K (2003)
Photochemically enhanced gene delivery with cationic lipid formulations
Photochem. Photobiol. Sci., 2 (4), 407-411
DOI 10.1039/b211880g

Hellum M, Høgset A, Engesaeter BO, Prasmickaite L, Stokke T, Wheeler C, Berg K (2003)
Photochemically enhanced gene delivery with cationic lipid formulations
2 (4), 407-11
DOI 10.1039/b211880g, PubMed 12760539

Høgset A, Prasmickaite L, Engesaeter BO, Hellum M, Selbo PK, Olsen VM, Maelandsmo GM, Berg K (2003)
Light directed gene transfer by photochemical internalisation
3 (2), 89-112
DOI 10.2174/1566523034578438, PubMed 12653404

Publications 2002

Høgset A, Prasmickaite L, Hellum M, Engesaeter BO, Olsen VM, Tjelle TE, Wheeler CJ, Berg K (2002)
Photochemical transfection: a technology for efficient light-directed gene delivery
27 (1-6), 97-113
DOI 10.1023/a:1022979806314, PubMed 12774944

Prasmickaite L, Høgset A, Selbo PK, Engesaeter BØ, Hellum M, Berg K (2002)
Photochemical disruption of endocytic vesicles before delivery of drugs: a new strategy for cancer therapy
86 (4), 652-7
DOI 10.1038/sj.bjc.6600138, PubMed 11870551