Opin vísindi

Browsing Doktorsritgerðir- HÍ by Title

Browsing Doktorsritgerðir- HÍ by Title

Sort by: Order: Results:

  • Kristmundsson, Árni (University of Iceland, School of Engineering and Natural Sciences, Faculty of Life and Environmental Sciences, 2018-10-30)
    Apicomplexans comprise a group of unicellular, often highly pathogenic, obligate parasites infecting both vertebrates and invertebrates, exploiting either one (monoxenous) or two hosts (heteroxenous) to complete a full reproductive life cycle. Their ...
  • Ballesteros Álvarez, Josué A (University of Iceland, School of Health Sciences, Faculty of Medicine, 2019-01-10)
    The MITF, TFEB, TFE3 and TFEC (MiT-TFE) proteins belong to a larger family of basic helix-loop-helix leucine zipper transcription factors that are able to bind DNA and regulate gene expression. MITF is crucial for melanocyte development and has been ...
  • Emilsson, Össur Ingi (University of Iceland, School of Health Sciences, Faculty of Medicine, 2016-10)
    Introduction: Nocturnal gastroesophageal reflux (nGER) is associated with respiratory symptoms and sleep-disordered breathing (SDB), but a causal relationship has not been established. The aim of this project was to investigate the association between ...
  • Skúlason Kaldal, Gunnar (University of Iceland, School of Engineering and Natural Sciences, Faculty of Industrial Engineering, Mechanical Engineering and Computer Science, 2019-05-20)
    High-temperature geothermal wells are drilled in stages and constructed of several concentric steel casings that are cemented over their entire external surface for sealing and structural support purposes. The structural integrity of such casings is ...
  • Abghoui, Younes (University of Iceland, School of Engineering and Natural Sciences, Faculty of Physical Sciences., 2017-03-13)
    Commercial design of a sustainable route for on-site production of ammo- nia represents a potential economic and environmental breakthrough. In an analogous process to the naturally occurring enzymatic mechanism, synthe- sis of ammonia could be achieved ...
  • Þórðardóttir, Maríanna (University of Iceland, School of Health Sciences, Faculty of Medicine, 2019-02)
    Background and aim: Multiple myeloma is a malignant chronic B-cell disorder characterized by a monoclonal proliferation of plasma cells in the bone marrow. Almost all multiple myeloma cases are preceded by the premalignant state, monoclonal gammopathy ...
  • Tirosh, Yoav (University of Iceland, School of Humanities, Faculty of Icelandic and Comparative Cultural Studies, 2019-10)
    Ljósvetninga saga takes place in Northern Iceland during the tenth and eleventh centuries and focuses on the political maneuverings of the chieftain Guðmundr inn ríki Eyjólfsson and his son Eyjólfr. Most of the academic debate surrounding Ljósvetninga ...
  • Dini, Kevin Tanguy Elian (University of Iceland, School of Engineering and Natural Sciences, Faculty of Physical Sciences, 2018)
    Light matter coupling is a eld that has rapidly grown in the past decades to become one of the most important interdisciplinary research subject. It combines the phenomena of condensed matter and quantum optics and brings a new panel of unique e ects. ...
  • Gestsdóttir, Hildur (University of Iceland, School of Humanities, Faculty of History and Philosophy, 2014)
    Osteoarthritis has been intensively studied within the field of palaeopathology. For decades there was assumed to be a direct link between activity and the development of osteoarthritis, and this was reflected in the work which was carried out, with ...
  • Oskarsdottir, Gudrun Nina (University of Iceland, School of Health Sciences, Faculty of Medicine, 2017-06)
    Lung cancer is the third most common type of cancer and the prime cause of cancer-related deaths in Iceland. As surgical resection is the only well-defined and well-studied curative treatment, the aim is to offer surgery to as many patients as possible ...
  • Karlsdóttir, Sigfríður Inga (University of Iceland, School of Health Sciences, Faculty of Nursing, 2016-12-15)
    Background: Few studies have focused on women’s expectations and experience of childbirth pain and what predicts a positive childbirth pain experience. Moreover, few studies have explored childbirth pain from a salutogenic perspective and from the ...
  • Stenkewitz, Ute (University of Iceland, Faculty of Life and Environmental Sciences, 2017-05)
    The parasite fauna of the Icelandic rock ptarmigan Lagopus muta had just been described when engaging in this project in 2010. Purpose was to study the influence that parasites exhibit on ptarmigan population change over a period of 7 years (2006–2012). ...
  • Jónsdóttir, Kristín (University of Iceland, 2018-06)
    Þessi rannsókn fjallar um tengsl heimila og grunnskóla og markmið hennar var þríþætt: Í fyrsta lagi að lýsa því sem er einkennandi fyrir samskipti heimila og skóla, samstarf foreldra og kennara, og fyrir þátttöku foreldra í skólastarfi. Í öðru lagi ...
  • Snorradóttir, Ásbjörg Ósk (University of Iceland, School of Health Sciences, Faculty of Medicine, 2017-06)
    Arfgeng heilablæðing (Hereditary cystatin C amyloid angiopathy (HCCAA)) er séríslenskur mýlildissjúkdómur, sem erfist ókynbundið ríkjandi og stafar af stökkbreytingu í cystatin C geninu, CST3. HCCAA tilheyrir fjölbreyttum hópi sjúkdóma sem heita cerebral ...
  • Þórarinsdóttir, Kristín (Háskóli Íslands, Heilbrigðisvísindasvið, Hjúkrunarfræðideild, 2018-11)
    Bakgrunnur: Persónumiðuð nálgun og þátttaka sjúklinga eru grundvallarviðmið í endurhæfingarhjúkrun. Í samræmi við þessi viðmið er mælt með að hjúkrunarfræðilegt heilsufarsmat sé persónumiðað en í slíku mati taka sjúklingar þátt í að meta heilsu sína ...
  • Sævarsson, Elvar Smári (University of Iceland, 2018-11)
    Background: The academic performance of children has been correlated with their future educational attainment and health and has therefore been viewed as a public health concern. Physical activity and cardiorespiratory fitness are known to exert many ...
  • Drobnjak, Tijana (University of Iceland, School of Health Sciences, Faculty of Pharmaceutical Sciences, 2018)
    Inngangur: Þegar kona verður þunguð, eiga sér stað miklar breytingar á æðakerfi hennar, til að mæta aukinni blóðþörf til fylgju og fósturs og tryggja eðlilegan vöxt fóstursins. Til að þetta sé hægt, þarf stækkun á æðum sem flytja blóð til fóstursins ...
  • Snæbjarnarson, Auðunn (University of Iceland, School of Engineering and Natural Sciences, Faculty of Physical Sciences, 2019-03-29)
    The first main theme of this thesis is the approximation of holomorphic functions on Stein manifolds by polynomials. In our setting a polynomial is an entire function whose absolute value is bounded from above by $\exp(a\psi+b)$ on the complement of a ...
  • Eyþórsson, Elías (University of Iceland, School of Health Sciences, Faculty of Medicine, 2019-06-05)
    Streptococcus pneumoniae is a Gram-positive diplococcus that is both a commensal bacterium in the upper respiratory tract of humans, and a common pathogen. The infectious manifestations of pneumococci span a range from benign to serious; from acute ...
  • Baldursdottir, Bergthora (University of Iceland, School of Health Sciences, Faculty of Medicine, 2019-03)
    Aims: The aim of this thesis was to evaluate the effects of a new multi-sensory balance training program: the “Reykjavik Model” among unsteady older adults as well as middle aged and elderly people with wrist fractures. Additionally, to explore the ...