Blar i Bergen Open Research Archive på forfatter "Costea, Daniela Elena"
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Heterogeneity of cancer-associated fibroblasts and tumor-promoting roles in head and neck squamous cell carcinoma
El Herch, Imane; Tornaas, Stian; Dongre, Harsh Nitin; Costea, Daniela Elena (Journal article; Peer reviewed, 2024)Tumor microenvironment (TME) in head and neck squamous cell carcinoma (HNSCC) has a major influence on disease progression and therapy response. One of the predominant stromal cell types in the TME of HNSCC is cancer-associated ... -
Impact of humanised isolation and culture conditions on stemness and osteogenic potential of bone marrow derived mesenchymal stromal cells
Suliman, Salwa; Ali, Hassan Mohamed Abdel-Raouf; Karlsen, Tommy Aleksander; Amiaud, Jérôme; Mohamed Ahmed, Samih; Layrolle, Pierre; Costea, Daniela Elena; Brinchmann, Jan E.; Mustafa, Kamal Babikeir Eln (Peer reviewed; Journal article, 2019-11-05)Therapeutic potential of human bone marrow stromal/stem cells (hBMSC) must be developed using well defined xenogenic-free conditions. hBMSC were isolated from healthy donors (n = 3) using different isolation and expansion ... -
In vitro reconstruction of human junctional and sulcular epithelium
Dabija-Wolter, Gabriela; Bakken, Vidar; Cimpan, Mihaela R.; Johannessen, Anne Christine; Costea, Daniela Elena (Journal article, 2012)Background: The aim of this study was to develop and characterize standardized in vitro three-dimensional organotypic models of human junctional epithelium (JE) and sulcular epithelium (SE). Methods Organotypic models were ... -
In vivo host response and degradation of copolymer scaffolds functionalized with nanodiamonds and bone morphogenetic protein 2
Suliman, Salwa; Sun, Yang; Pedersen, Torbjørn Østvik; Xue, Ying; Nickel, Joachim; Waag, Thilo; Finne-Wistrand, Anna; Steinmüller-Nethl, Doris; Krueger, Anke; Costea, Daniela Elena; Mustafa, Kamal Babikeir Eln (Peer reviewed; Journal article, 2016-03)The aim is to evaluate the effect of modifying poly[(l-lactide)-co-(ε-caprolactone)] scaffolds (PLCL) with nanodiamonds (nDP) or with nDP+physisorbed BMP-2 (nDP+BMP-2) on in vivo host tissue response and degradation. The ... -
Integrin a11 is overexpressed by tumour stroma of head and neck squamous cell carcinoma and correlates positively with alpha smooth muscle actin expression
Parajuli, Himalaya; Teh, Muy-Teck; Abrahamsen, Siren; Christoffersen, Ingeborg Monge; Neppelberg, Evelyn; Lybak, Stein; Osman, Tarig Al-Hadi; Johannessen, Anne Christine; Gullberg, Donald; Skarstein, Kathrine; Costea, Daniela Elena (Peer reviewed; Journal article, 2017-04)BACKGROUND: Cancer-associated fibroblasts (CAFs) were shown to be important for tumour progression in head and neck squamous cell carcinomas (HNSCCs). Their heterogeneity and lack of specific markers is increasingly ... -
Investigation of Cross-Reactivity of Anti-Ephrin-B2 Antibody to Other Ephrin-B Members in an Immunohistochemical Study in a Cohort of Oral Squamous Cell Carcinoma
Sapkota, Dipak; Vallenari, Evan Michael; Tamatam, Dhanalakshmi; Schreurs, Olaf Joseph Franciscus; Pandey, Sushma; Søland, Tine Merete; Costea, Daniela Elena; Tokozlu, Burcu; aasheim, Hans-Christian (Journal article, 2022)Ephrin-B1,-B2 and -B3 proteins share a high degree of sequence similarity. Investigation of these proteins as putative prognostic markers in human cancers including oral squamous cell carcinoma (OSCC) has been limited by ... -
Isolation and characterization of cells derived from human epithelial rests of Malassez
Kitajima, Kayoko; Das, Ridhima; Liang, Xiao; Neppelberg, Evelyn; Johannessen, Anne Christine; Costea, Daniela Elena; Igarashi, Masaru (Journal article; Peer reviewed, 2019)The epithelial rests of Malassez (ERMs) might represent a valuable source of oral epithelial cells with stem cell properties. The purpose of this study was to isolate and characterize cells derived from human ERM, and ... -
Knowledge about nanotechnology and intention to use nanomaterials: a comparative study among dental students in Norway and Romania
Xenaki, Victoria; Marthinussen, Mihaela Cudia; Costea, Daniela Elena; Didilescu, Andrea; Susin, Cristiano; Cimpan, Mihaela Roxana; Åstrøm, Anne Nordrehaug (Peer reviewed; Journal article, 2020)Background: The introduction of innovative nanotechnologies in medicine and dentistry may initiate a need for curriculum revision at the universities. The aim of this study was to assess dental students’ knowledge and ... -
Knowledge, opinions, and practices related to oral cancer prevention and oral mucosal examination among dentists in Moldova, Belarus and Armenia: a multi-country cross-sectional study
Golburean, Olga; Hagen, Maria Helene; Uncuta, Diana; Tighineanu, Marcela; Manrikyan, Gayane; Vardanian, Izabella; Andresen, Christoffer; Singh, Bhavdeep; Porosencova, Tatiana; Ivasiuc, Irina; Cheptanaru, Olga; Markaryan, Marina; Shakavets, Natalia; Sapkota, Dipak; Søland, Tine Merete; Costea, Daniela Elena; Özkaya, Ferda (Journal article; Peer reviewed, 2021)Introduction Moldova, Belarus, and Armenia are post-Soviet countries with a high rate of heavy smokers and a relatively high age-standardized incidence of oral cancer. However, to our knowledge, there is lack of available ... -
Loss of S100A14 expression at the tumor-invading front correlates with poor differentiation and worse prognosis in oral squamous cell carcinoma
Pandey, Sushma; Osman, Tarig Al-Hadi; Sharma, Sunita; Vallenari, Evan Michael; Shahdafar, Aboulghassem; Pun, Chin B.; Gautam, Dej K.; Uhlin-Hansen, Lars; Rikardsen, Oddveig G; Johannessen, Anne Christine; Costea, Daniela Elena; Sapkota, Dipak (Journal article; Peer reviewed, 2020)Background We previously showed a tumor‐suppressive function of S100A14 in oral squamous cell carcinoma (OSCC). This study aimed to examine the prognostic significance and differentiation‐related function of S100A14 in ... -
The Low Affinity Nerve Growth Factor Receptor p75NTR Identifies a Transient Stem Cell-Like State in Oral Squamous Cell Carcinoma Cells
Osman, Tarig Al-Hadi; Costea, Daniela Elena; Parajuli, Himalaya; Sapkota, Dipak; Johannessen, Anne Christine; Ahmed, Israa A. H. (Peer reviewed; Journal article, 2014-09-12)Background Although several markers have been used for enrichment of cells with stem cell-like properties in oral squamous cell carcinoma (OSCC), isolation of a pure subpopulation is still a challenging task. Normal oral ... -
Low-Intensity Sonoporation-Induced Intracellular Signalling of Pancreatic Cancer Cells, Fibroblasts and Endothelial Cells
Haugse, Ragnhild; Langer, Anika; Murvold, Elsa Thodesen; Costea, Daniela Elena; Gjertsen, Bjørn Tore; Gilja, Odd Helge; Kotopoulis, Spiros; Ruiz de Garibay, Gorka; McCormack, Emmet (Journal article; Peer reviewed, 2020)The use of ultrasound (US) and microbubbles (MB), usually referred to as sonoporation, has great potential to increase the efficacy of chemotherapy. However, the molecular mechanisms that mediate sonoporation response are ... -
Meeting students’ and supervisors’ expectations : findings from a pilot study done at Centre for International Health, University of Bergen
Costea, Daniela Elena (Working paper, 2007-08-29) -
MicroRNA Alterations and Associated Aberrant DNA Methylation Patterns across Multiple Sample Types in Oral Squamous Cell Carcinoma
Wiklund, Erik D.; Gao, Shan; Hulf, Toby; Sibbritt, Tennille; Nair, Shalima; Costea, Daniela Elena; Villadsen, Sune B.; Bakholdt, Vivi; Bramsen, Jesper B.; Sørensen, Jens A.; Krogdahl, Annelise; Clark, Susan J.; Kjems, Jørgen (Peer reviewed; Journal article, 2011-11-22)Background: MicroRNA (miRNA) expression is broadly altered in cancer, but few studies have investigated miRNA deregulation in oral squamous cell carcinoma (OSCC). Epigenetic mechanisms are involved in the regulation of .30 ... -
MicroRNA-138 abates fibroblast motility with effect on invasion of adjacent cancer cells
Rajthala, Saroj; Parajuli, Himalaya; Dongre, Harsh Nitin; Ljøkjel, Borghild; Hoven, Kristin Marie; Kvalheim, Arild; Lybak, Stein; Neppelberg, Evelyn; Sapkota, Dipak; Johannessen, Anne Christine; Costea, Daniela Elena (Journal article; Peer reviewed, 2022-03-17)Background: Recent studies have shown aberrant expression of micro-RNAs in cancer-associated fibroblasts (CAFs). This study aimed to investigate miR-138 dysregulation in CAFs in oral squamous cell carcinoma (OSCC) and its ... -
MicroRNAs as important players and biomarkers in oral carcinogenesis
Min, Anjie; Zhu, Chao; Peng, Shuping; Rajthala, Saroj; Costea, Daniela Elena; Sapkota, Dipak (Peer reviewed; Journal article, 2015)Oral cancer, represented mainly by oral squamous cell carcinoma (OSCC), is the eighth most common type of human cancer worldwide. The number of new OSCC cases is increasing worldwide, especially in the low-income countries, ... -
Molecular crosstalk between cancer cells and tumor microenvironment components suggests potential targets for new therapeutic approaches in mobile tongue cancer
Dayan, Dan; Salo, Tuula; Salo, Sirpa; Nyberg, Pia; Nurmenniemi, Sini; Costea, Daniela Elena; Vered, Marilena (Peer reviewed; Journal article, 2012)We characterized tumor microenvironment (TME) components of mobile tongue (MT) cancer patients in terms of overall inflammatory infiltrate, focusing on the protumorigenic/anti-inflammatory phenotypes and on cancer-associated ... -
Nano-TiO2 penetration of oral mucosa: in vitro analysis using 3D organotypic human buccal mucosa models
Konstantinova, Victoria; Ibrahim, Mohamed; Lie, Stein Atle; Birkeland Salmorin, Eivind; Neppelberg, Evelyn; Marthinussen Cuida, Mihaela; Costea, Daniela Elena; Cimpan, Mihaela Roxana (Peer reviewed; Journal article, 2016)BACKGROUND: Oral cavity is a doorway for a variety of products containing titanium dioxide (TiO2) nanoparticles (NPs) (nano-TiO2) such as food additives, oral healthcare products and dental materials. Their potential to ... -
Nanodiamond modified copolymer scaffolds affects tumour progression of early neoplastic oral keratinocytes
Suliman, Salwa; Mustafa, Kamal Babikeir Eln; Krueger, Anke; Steinmüller-Nethl, Doris; Finne-Wistrand, Anna; Osdal, Tereza; Osman, Amani Hamza Ali; Sun, Yang; Parajuli, Himalaya; Waag, Thilo; Nickel, Joachim; Johannessen, Anne Christine; McCormack, Emmet; Costea, Daniela Elena (Peer reviewed; Journal article, 2016-07)This study aimed to evaluate the tumorigenic potential of functionalising poly(LLA-co-CL) scaffolds. The copolymer scaffolds were functionalised with nanodiamonds (nDP) or with nDP and physisorbed BMP-2 (nDP-PHY) to enhance ... -
The neuroprotective potential of mesenchymal stem cells from bone marrow and human exfoliated deciduous teeth in a murine model of demyelination
Kråkenes, Torbjørn; Wergeland, Stig; Al-Sharabi, Niyaz Abdulbaqi Abdulmajid; Mohamed-Ahmed, Samih Salah Eldin Mahgoub; Fromreide, Siren; Costea, Daniela Elena; Mustafa, Kamal Babikeir Elnour; Bø, Lars; Kvistad, Christopher Elnan (Journal article; Peer reviewed, 2023)Introduction Multiple sclerosis (MS) is characterized by chronic inflammation, demyelination, and axonal degeneration within the central nervous system (CNS), for which there is no current treatment available with the ...