Faculty of Chemistry, Biotechnology and Food Science (KBM): Nye registreringer
Viser treff 641-660 av 1051
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Quorum sensing circuits in Pseudomonas aeruginosa regulate N2O reduction
(Master thesis, 2016)Many bacteria respire in the absence of oxygen through reduction of nitrogen oxides (NOx) in the process called denitrification. Denitrification is the main greenhouse gas emitter by its release of N2O when high amounts ... -
Screening for antimicrobials against Staphylococcus aureus and Pseudomonas aeruginosa in fermented fruit and vegetables
(Master thesis, 2017)Antibiotics have since the first discovery been the ultimate weapon against pathogenic bacteria. Even though antibiotic resistance is an old phenomenon the emergence of widespread resistance has become a big problem in ... -
Syntese og molekylmodelleringsstudier av noen 1,4,5-trisubstituerte triazolanaloger av combretastatin A-1 og A-4
(Master thesis, 2016)Combretastatin A-1 og A-4 er naturprodukter som viser potent anicancer aktivitet. Naturproduktene har antivaskulær effekt, samt cytotoksisk og tubulinhemmende aktivitet. CA-1 og CA-4 har lav vannløselighet og kan gjennomgå ... -
Initiell mikrobiota i Gauda-type ost fra kaseinstandardisert ystemelk
(Master thesis, 2016)I dette forsøket har Gouda-type ost blitt produsert fra kaseinstandardisert ystemelk. Målet med oppgaven var å kartlegge ostens mikrobiota og se på effekten av melkebehandling på mikrobiota. Ystemelken som ble benyttet ble ... -
Forbrukeres smakssensitivitet og denne sensitivitetens betydning for produktaksept
(Master thesis, 2017)Hva vi spiser har betydning for helse og livskvalitet. Det har i senere år blitt et stadig større fokus på å øke bevissthet om sunn mat, og næringsmiddelindustrien streber etter å lage sunne alternativer som forbrukerne ... -
Does practice make perfect? The hospital volume-outcome association in the context of quality and patient safety for total hip arthroplasty
(Master thesis, 2016)Denne masteroppgaven ble skrevet som en artikkel med en kappe som danner grunnlaget for artikkelen, kappen inkluderer en utvidet teoribakgrunn og diskusjon. Introduksjon: Infeksjon i operasjonsområdet (POSI) er blant ... -
Effect of gas barrier imperfections on Vitamin C deterioration in chilled orange juice stored in EVOH gable top cartons
(Master thesis, 2016)Gas barrier imperfections in gable top cartons can lead to oxygen from the ambience permeating a carton, causing deterioration of vitamin C in fruit juices. Barrier imperfections in relation to vitamin C in orange juice ... -
Fysisk og kjemisk karakterisering av tomatpuré til Idun Tomatketchup
(Master thesis, 2017-05-19)Totalt ti batcher med tomatpuré fra tre ulike tomatpuréprodusenter ble undersøkt med formålet å avdekke hvordan variasjoner i tomatpuré påvirker Idun Tomatketchup, og hvordan produksjonsutstyret til Idun håndterer denne ... -
A detailed study of substrate positioning in family 18 chitinases
(PhD Thesis;2011:41, Doctoral thesis, 2011)Chitin is a linear polymer consisting of β-1,4-linked N-acetyl-glucosamine (GlcNAc; A) units tightly packed in a crystalline structure. It is produced by living organisms in large quantities per year and is a structural ... -
Minimizing photooxidation in dairy products by tailor made light barrier properties in packaging materials
(PhD Thesis;2011:47, Doctoral thesis, 2011)Photooxidation is one of the major causes of food quality deterioration. Packaging is a common tool to protect against light and consequently prolong the shelf life of food. Transparent packaging materials are being widely ... -
Regulation of energy metabolism in enterococcus faecalis studied by transcriptome, proteome and metabolome approaches
(PhD Thesis;2011:48, Doctoral thesis, 2011)Lactic Acid Bacteria (LAB) are widely used as starter culture in food fermentation. Among LAB also pathogenic bacteria are found particular in enterococci and streptococci. Enterococcus faecalis is a gut commensal bacterium ... -
Multivariate analysis as a tool for understanding and reducing complexity of mathematical models in systems biology
(PhD Thesis;2011:34, Doctoral thesis, 2011)In the area of systems biology, technologies develop very fast, which allows us to collect massive amounts of various data. The main interest of scientists is to receive an insight into the obtained data sets and discover ... -
Knowledge-based methods handling complex dependency structures : applications to gene expression data
(PhD Thesis;2011:46, Doctoral thesis, 2011)Microarray gene expression data are usually associated with a large number of correlated variables measured on few samples. This type of data typically contain high levels of noise, and the biological signals may be difficult ... -
Characterization of fecal lactic acid bacteria isolated from healthy Ethiopian infants : bacteriocin production and antibiotic suscepebility
(PhD Thesis;2011:55, Doctoral thesis, 2011)In this thesis lactic acid bacteria (LAB) were isolated from fecal samples of healthy Ethiopian infants, identified to species level, screened for bacteriocin production and tested for antibiotic susceptibility. Enterococci ... -
Identification of androstenone sensitive subjects and their evaluation of different androstenone and skatole tainted meat products
(PhD Thesis;2011:12, Doctoral thesis, 2011)Castration of entire male pigs is widely used in Norway to prevent the unpleasant odour/flavour that may occur in meat from boars. Castration of entire male pigs is expected to be prohibited in Norway (and in Europe) in ... -
Class II bacteriocins : target recognition, resistance and immunity
(PhD Thesis;2011:11, Doctoral thesis, 2011)Bacteriocins are bacterial antimicrobial peptides which are active against strains often closely related to the producer. Bacteriocins produced by food grade lactic acid bacteria are considered promising for applications ... -
A study of mechanisms involved in the pathogenicity of Enterococcus faecalis by DNA microarrays
(PhD Thesis;2010:54, Doctoral thesis, 2010)Traditionally considered a harmless commensal of the mammalian gastrointestinal tract, Enterococcus faecalis now rank among the leading causes of nosocomial infections worldwide. Several genetic determinants enhancing the ... -
Lactobacillus sakei metabolism and diversity
(PhD Thesis;2010:21, Doctoral thesis, 2010)Lactic acid bacteria are associated with food fermentation, acidification and preservation. Lactobacillus sakei is an industrially important species mainly due to its ability to ferment and preserve meat. It is used as ... -
Stress responses of Listeria monocytogenes to antimicrobial substances from lactic acid bacteria : an explorative study
(PhD Thesis;2011:02, Doctoral thesis, 2011)Listeria monocytogenes is a gram-positive bacterium that causes severe and life threatening disease both in humans and animals. Due to the severity of the disease and the fact that the bacterium is responsible for considerable ... -
Structure, stability and digestion of caprine and bovine lactoferrin : a comparative study
(PhD Thesis;2011:01, Doctoral thesis, 2011)In this thesis, the structure, stability and digestion of caprine and bovine lactoferrin were compared. The work carried out in this project has been divided into four parts. A comparative study was done on the thermal ...