Blar i Doctoral theses (VetMed) på tittel
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Cartilage canals in the pathogenesis of osteochondrosis in horses
(PhD Thesis;2008, Doctoral thesis, 2008)Osteochondrosis (OC) is a common disease that arises in the developing joints of people, horses, pigs, dogs and other species. OC is defined as a disturbance in enchondral ossification, and in horses, the disturbance is ... -
Cephalosporin-resistant escherichia coli in the Norwegian broiler production pyramid : genetic characterization and determination of risk factors
(PhD Thesis;2016:63, Doctoral thesis, 2016-11-24)Antimicrobial resistance is defined as one of our times’ main public health challenges. The prevalence of Escherichia coli displaying resistance against extended-spectrum cephalosporins, a class of antimicrobials that are ... -
Characterization of NK cells in the dog with a focus on the activating receptor NCR1
(PhD Thesis;2016:39, Doctoral thesis, 2016)NK (natural killer) cells are part of the innate immune system and are important for protection against infectious diseases and destruction of potential malignant cells that can develop into cancer. NK cells represent a ... -
Characterization of salmonid alphavirus subtype 3 : recombination and adaptation
(PhD Thesis;2016:59, Doctoral thesis, 2017-07-04)Pancreas disease (PD) affecting Atlantic salmon (Salmo salar L.) and rainbow trout (Oncorhynchus mykiss) is a major burden in European salmonid aquaculture and causes major economical losses every year. The disease is ... -
Characterization of teleost pituitary cell types using single-cell transcriptomics (scRNA-seq)
(PhD Thesis;2022:20, Doctoral thesis, 2022)The pituitary gland is an endocrine gland found in vertebrates. It produces and secretes a variety of essential peptide hormones which regulate several physiological functions, such as reproduction, growth, metabolism, ... -
Chemotherapeutants against salmon lice Lepeophtheirus salmonis : screening of efficacy
(PhD Thesis;2016:80, Doctoral thesis, 2016)Sea lice constitute a continuous challenge for fish farmers in all salmonid production areas. The salmon louse, Lepeophtheirus salmonis, is the most abundant of these in the Northern hemisphere. Through millions of years ... -
Choline is an essential nutrient for post-smolt Atlantic salmon (Salmo salar L)
(PhD Thesis;2020:27, Doctoral thesis, 2020)The aquaculture feed industry continuously works to decrease the share of marine ingredients in the diets by searching for alternative feed ingredients. The increased use of such ingredients, on one hand expose the fish ... -
Clinical and clinicopathological characteristics in canine Vipera berus envenomation
(PhD Thesis;2021:71, Doctoral thesis, 2021)Envenomation of dogs by the European adder (Vipera berus (V. berus)) is a common emergency in veterinary practice in Europe. Despite its common nature, little research exists regarding the clinical effects of this type of ... -
Coccidiosis in lambs : treatment and control
(PhD Thesis;2018:54, Doctoral thesis, 2018)Koksidiose er forårsaket av en gruppe encellede parasitter som kalles Eimeria spp. og er en viktig produksjonsbegrensende sjukdom hos unge dyr blant flere arter, som sau, ku og fjørfe. Disse parasittene gir skader i ... -
Cocktails of persistent organic pollutants lead to behavioural and reproductive toxicity
(PhD thesis;2017:30, Doctoral thesis, 2017)Persistent organic pollutants (POPs) are chemicals that widely distributed in the environment and biota that could cause neurobehavioural and reproductive toxicity. As humans and animals are exposed to a complex mixture ... -
Comparative study of challenge models to evaluate protection after immunization with Piscirickettsia salmonis
(PhD Thesis;2019:75, Doctoral thesis, 2019)The Chilean salmon industry is considered one of the most important aquaculture industries worldwide, only bypassed by Norway. In Chile, salmon represents the second-biggest export product after copper. Due to the fast ... -
Deoxynivalenol in pigs : effects, toxicokinetics, vertical transmission and microbial detoxification
(PhD Thesis;2018:99, Doctoral thesis, 2019)Mycotoxins are secondary metabolites of fungi that can have a variety of adverse effects on animals and humans. One of the most common mycotoxins produced by Fusarium fungi is the trichothecene deoxynivalenol (DON), and ... -
Detection and quantification of the food-related bacterial toxins cereulide, lichenysin and botulinum neurotoxin/CD with liquid chromatography – tandem mass spectrometry
(PhD Thesis;2015:103, Doctoral thesis, 2017-07-13)Food‐ and waterborne illness has a tremendous impact on the society, both economically and through the vast number of diseased people. Increased focus on food safety both at the consumer level and in the food producing ... -
Detection and viability assessment of foodborne parasites of public health importance on berries
(PhD Thesis;2021:11, Doctoral thesis, 2021)Foodborne parasites (FBP) are public health concern throughout the world causing significant effects on the health and wellbeing of people. Despite the tremendous impact of FBP, the relative attention paid to avert their ... -
Detection of antibodies in Atlantic salmon using a bead-based multiplexed immunoassay
(PhD Thesis;2020:01, Doctoral thesis, 2020)Viral diseases are among of the main challenges in aquaculture in Norway today. Heart- and skeletal muscle inflammation, caused by Piscine orthoreovirus (PRV), and pancreas disease (PD), caused by Salmonid alphavirus (SAV), ... -
Development of a total intravenous anaesthesia regime for use in pigs during live tissue training and biomedical research
(PhD Thesis;2021:55, Doctoral thesis, 2021)Large animal models are commonly used in biomedical research or for medical training purposes where cardiovascular instability is encountered. Pigs are frequently used as their cardiorespiratory anatomy and physiology are ... -
Development, optimization and field testing of a filtration method for detection of salmonid alphavirus in seawater
(PhD thesis;2021:38, Doctoral thesis, 2021)The commercial aquaculture is continuously growing with the demand for fish and seafood products. In Norway, Atlantic salmon (Salmo salar L.) constitute 94 % of the total aquaculture production, making it the most important ... -
Early environmental effects on laying hen development
(PhD Thesis;2016:57, Doctoral thesis, 2018-05-04)Chickens are widely used by humans in both farm production and in scientific research as model organisms. In the farming industry, they total 27 billion individuals worldwide (FAO, 2013). Over 6 billion of these are laying ... -
The effect of food chain stressors on Listeria monocytogenes
(PhD Thesis;2021:12, Doctoral thesis, 2021)Listeria monocytogenes is the causative agent of food-borne listeriosis, a disease often transmitted by contaminated Ready-To-Eat (RTE) food. Immunosuppressed individuals, fetuses, and the elderly are at higher risk of ... -
Effects of a controlled immune activation on social behaviour, neurophysiology and the acute phase response in pigs
(PhD Thesis;2021:69, Doctoral thesis, 2021)Damaging behaviours, such as tail and ear biting, are important animal welfare challenges in commercial pig production. Poor health is a risk factor for damaging behaviours but the mechanisms behind this link remain unknown. ...