• HIDEA syndrome is caused by biallelic, pathogenic, rare or founder P4HTM variants impacting the active site or the overall stability of the P4H-TM protein 

      Kraatari-Tiri, Minna; Soikkonen, Leila; Myllykoski, Matti Aukusti; Jamshidi, Yalda; Karimiani, Ehsan G.; Komulainen-Ebrahim, Jonna; Kallankari, Hanna; Mignot, Cyril; Depienne, Christel; Keren, Boris; Nougues, Marie-Christine; Alsahlawi, Zahra; Romito, Antonio; Martini, Javier; Toosi, Mehran B.; Carroll, Christopher J.; Tripolszki, Kornelia; Bauer, Peter; Uusimaa, Johanna; Bertoli-Avella, Aida M.; Koivunen, Peppi; Rahikkala, Elisa (Journal article; Peer reviewed, 2022)
      HIDEA syndrome is caused by biallelic pathogenic variants in P4HTM. The phenotype is characterized by muscular and central hypotonia, hypoventilation including obstructive and central sleep apneas, intellectual disability, ...
    • High-affinity anti-Arc nanobodies provide tools for structural and functional studies 

      Markusson, Sigurbjörn; Hallin, Erik Ingmar; Bustad, Helene J.; Raasakka, Arne; Xu, Ju; Muruganandam, Gopinath; Loris, Remy; Martinez, Aurora; Bramham, Clive Raymond Evjen; Kursula, Petri (Journal article; Peer reviewed, 2022)
      Activity-regulated cytoskeleton-associated protein (Arc) is a multidomain protein of retroviral origin with a vital role in the regulation of synaptic plasticity and memory formation in mammals. However, the mechanistic ...
    • High-dimensional immunotyping of tumors grown in obese and non-obese mice 

      Wogsland, Cara Ellen; Lien, Hilde Eide; Pedersen, Line; Hanjra, Pahul; Grøndal, Sturla Magnus; Brekken, Rolf A; Lorens, James Bradley; Halberg, Nils Henrik (Journal article; Peer reviewed, 2021)
      Obesity is a disease characterized by chronic low-grade systemic inflammation and has been causally linked to the development of 13 cancer types. Several studies have been undertaken to determine whether tumors evolving ...
    • High-Dimensional Phenotyping Identifies Age-Emergent Cells in Human Mammary Epithelia 

      Pelissier, Fanny; Schapiro, Denis; Chang, Hang; Borowsky, Alexander D.; Lee, Jonathan K.; Parvin, Bahram; Stampfer, Martha R.; LaBarge, Mark A.; Bodenmiller, Bernd; Lorens, James B. (Peer reviewed; Journal article, 2018-04)
      Aging is associated with tissue-level changes in cellular composition that are correlated with increased susceptibility to disease. Aging human mammary tissue shows skewed progenitor cell potency, resulting in diminished ...
    • High-resolution structures of malaria parasite actomyosin and actin filaments 

      Vahokoski, Juha; Calder, Lesley J.; Moreno, Andrea Johana Lopez; Molloy, Justin E.; Kursula, Inari; Rosenthal, Peter B. (Journal article; Peer reviewed, 2022-04-04)
      Malaria is responsible for half a million deaths annually and poses a huge economic burden on the developing world. The mosquito-borne parasites (Plasmodium spp.) that cause the disease depend upon an unconventional ...
    • High-salt diet causes osmotic gradients and hyperosmolality in skin without affecting interstitial fluid and lymph 

      Nikpey Esfahlan, Elham; Karlsen, Tine Veronica; Rakova, Natalia; Titze, Jens M.; Tenstad, Olav; Wiig, Helge (Peer reviewed; Journal article, 2017-04)
      The common notion is that the body Na+ is maintained within narrow limits for fluid and blood pressure homeostasis. Several studies have, however, shown that considerable amounts of Na+ can be retained or removed from the ...
    • Histological and bacteriological changes in intestine of beluga (Huso huso) following ex vivo exposure to bacterial strains 

      Salma, Wahida; Zhou, Zhigang; Wang, Wenwan; Askarian, Fatemeh; Kousha, Armin; Ebrahimi, Maryam Tajabadi; Myklebust, Reidar; Ringø, Einar (Peer reviewed; Journal article, 2011-04-04)
      In the present study the intestinal sac method (ex vivo) was used to evaluate the interactions between lactic acid bacteria and staphylococci in the gastrointestinal (GI) tract of beluga (Huso huso). The distal intestine ...
    • How Does Protein Zero Assemble Compact Myelin? 

      Raasakka, Arne; Kursula, Petri (Journal article; Peer reviewed, 2020-08)
      Myelin protein zero (P0), a type I transmembrane protein, is the most abundant protein in peripheral nervous system (PNS) myelin—the lipid-rich, periodic structure of membrane pairs that concentrically encloses long axonal ...
    • How To Design Selective Ligands for Highly Conserved Binding Sites: A Case Study Using N-Myristoyltransferases as a Model System 

      Kersten, Christian; Fleischer, Edmond; Kehrein, Josef; Borek, Christoph; Jaenicke, Elmar; Sotriffer, Christoph; Brenk, Ruth (Peer reviewed; Journal article, 2020)
      A model system of two related enzymes with conserved binding sites, namely N-myristoyltransferase from two different organisms, was studied to decipher the driving forces that lead to selective inhibition in such cases. ...
    • Human blood serum proteome changes after 6 hours of sleep deprivation at night 

      Bjørkum, Alvhild Alette; Duran, Ana Carasco; Berven, Frode Steingrimsen; Roy, Dola Sinha; Rosendahl, Karen; Birkeland, Even; Stuhr, Linda Elin Birkhaug (Journal article; Peer reviewed, 2021)
      Background The aim of this study was to discover significantly changed proteins in human blood serum after loss of 6 h sleep at night. Furthermore, to reveal affected biological process- and molecular function categories ...
    • Human myelin protein P2: from crystallography to time-lapse membrane imaging and neuropathy-associated variants 

      Uusitalo, Maiju; Klenow, Martin Berg; Laulumaa, Saara; Blakeley, Matthew P.; Simonsen, Adam Cohen; Ruskamo, Salla; Kursula, Petri (Journal article; Peer reviewed, 2021)
      Peripheral myelin protein 2 (P2) is a fatty acid-binding protein expressed in vertebrate peripheral nervous system myelin, as well as in human astrocytes. Suggested functions of P2 include membrane stacking and lipid ...
    • Human myelin proteolipid protein structure and lipid bilayer stacking 

      Ruskamo, Salla; Raasakka, Arne; Pedersen, Jan Skov; Martel, Anne; Škubník, Karel; Darwish, Tamim; Porcar, Lionel; Kursula, Petri (Journal article; Peer reviewed, 2022)
      The myelin sheath is an essential, multilayered membrane structure that insulates axons, enabling the rapid transmission of nerve impulses. The tetraspan myelin proteolipid protein (PLP) is the most abundant protein of ...
    • Human NAA30 can rescue yeast mak3∆ mutant growth phenotypes 

      Drazic, Adrian; Varland, Sylvia (Journal article; Peer reviewed, 2021)
      N-terminal acetylation is an irreversible protein modification that primarily occurs co-translationally, and is catalyzed by a highly conserved family of N-terminal acetyltransferases (NATs). The NatC complex (NAA30–NAA35–NAA38) ...
    • Human organotypic airway and lung organoid cells of bronchiolar and alveolar differentiation are permissive to infection by influenza and SARS-CoV-2 respiratory virus 

      Ekanger, Camilla Tvedt; Zhou, Fan; Bohan, Dana; Lotsberg, Maria Lie; Ramnefjell, Maria; Hoareau, Laurence; Røsland, Gro Vatne; Lu, Ning; Aanerud, Marianne; Gärtner, Fabian; Salminen, Pirjo-Riitta; Bentsen, Mariann; Halvorsen, Thomas; Ræder, Helge; Akslen, Lars Andreas; Langeland, Nina; Brokstad, Rebecca Jane Cox; Maury, Wendy; Stuhr, Linda Elin Birkhaug; Lorens, James; Engelsen, Agnete Svendsen Tenfjord (Journal article; Peer reviewed, 2022)
      The ongoing coronavirus disease 2019 (COVID-19) pandemic has led to the initiation of unprecedented research efforts to understand the pathogenesis mediated by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2). ...
    • Human tyrosine hydroxylase: Oxygen dependence and role in Dopa responsive dystonia 

      Fossbakk, Agnete (Doctoral thesis, 2016-10-07)
      The aromatic amino acid hydroxylases (AAHs); phenylalanine hydroxylase (PAH), tyrosine hydroxylase (TH), tryptophan hydroxylase 1 and 2 (TPH 1/TPH 2); are structurally and functionally related enzymes. All AAHs require ...
    • Hydroxylation of the Acetyltransferase NAA10 Trp38 Is Not an Enzyme-Switch in Human Cells 

      Ree, Rasmus Moen; Krogstad, Karoline; Jakobsson, Magnus E.; Arnesen, Thomas; McTiernan, Nina (Journal article; Peer reviewed, 2021)
      NAA10 is a major N-terminal acetyltransferase (NAT) that catalyzes the cotranslational N-terminal (Nt-) acetylation of 40% of the human proteome. Several reports of lysine acetyltransferase (KAT) activity by NAA10 exist, ...
    • Hyperbaric oxygen therapy and cancer—a review 

      Moen, Ingrid; Stuhr, Linda Elin Birkhaug (Peer reviewed; Journal article, 2012-10-02)
      Hypoxia is a critical hallmark of solid tumors and involves enhanced cell survival, angiogenesis, glycolytic metabolism, and metastasis. Hyperbaric oxygen (HBO) treatment has for centuries been used to improve or cure ...
    • Hyperoxia increases the uptake of 5-fluorouracil in mammary tumors independently of changes in interstitial fluid pressure and tumor stroma 

      Moen, Ingrid; Tronstad, Karl Johan; Kolmannskog, Odd; Salvesen, Gerd Signe; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (Peer reviewed; Journal article, 2009-12-17)
      Background: Hypoxia is associated with increased resistance to chemo- and radiation-therapy. Hyperoxic treatment (hyperbaric oxygen) has previously been shown to potentiate the effect of some forms of chemotherapy, and ...
    • Hyperoxia retards growth and induces apoptosis and loss of glands and blood vessels in DMBA-induced rat mammary tumors 

      Raa, Anette; Stansberg, Christine; Steen, Vidar Martin; Bjerkvig, Rolf; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (Journal article, 2007-01-30)
      This study investigated the effects of hyperoxic treatment on growth, angiogenesis, apoptosis, general morphology and gene expression in DMBA-induced rat mammary tumors. Methods: One group of animals was exposed to normobaric ...
    • Hyperoxic Treatment Induces Mesenchymal-to-Epithelial Transition in a Rat Adenocarcinoma Model 

      Moen, Ingrid; Øyan, Anne Margrete; Kalland, Karl-Henning; Tronstad, Karl Johan; Akslen, Lars A.; Chekenya, Martha; Sakariassen, Per Øystein; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (Peer reviewed; Journal article, 2009-07-28)
      Tumor hypoxia is relevant for tumor growth, metabolism and epithelial-to-mesenchymal transition (EMT). We report that hyperbaric oxygen (HBO) treatment induced mesenchymal-to-epithelial transition (MET) in a dimetyl-a-be ...