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Authenticity and traceability of food and food flavourings using a stable isotope approach

Author(s): Lidija Strojnik (Author), Nives Ogrinc (Supervisor)

Year: 2022

Type: Doctoral dissertation

Food fraud or economically motivated adulteration has been an issue throughout history. Even today, it remains a significant and growing problem, driven by globalisation, economic opportunity and the low probability and severity of punishment. Fraud is a concern for food producers, consumers, regulatory agencies and scientific organisations, and food fraud …

Optical emission spectroscopy as a tool for monitoring cold atmospheric pressure plasma processes

Author(s): Andrea Jurov (Author), Uroš Cvelbar (Supervisor), Nataša Hojnik (Co-Supervisor)

Year: 2021

Type: Doctoral dissertation

Non-equilibrium atmospheric pressure plasmas are used in many areas, such as food and agriculture, plasma medicine, plasma surface modification, material synthesis and deposition. Because of their versatility, many plasma setups have been developed. Of greater interest are those that operate at atmospheric pressure, like atmospheric pressure plasma jets (APPJs). Regarding …

Method for the determination of uranium isotope ratios and its application as a novel geochemical tracer

Author(s): Leja Rovan (Author), Marko Štrok (Supervisor)

Year: 2021

Type: Doctoral dissertation

U and Th isotopic composition have been proven to be a valuable tool in environmental science, oceanography, hydrology, geology, nuclear forensics, and science-based archaeology. These applications require simultaneous detection of both minor and major isotopes at high accuracy. Often, the amount of sample or concentration of U and Th are …

Diversity, ecology and sensing of the toxic diatom Pseudo-Nitzschia in the Gulf of Trieste: doctoral disertation

Author(s): Timotej Turk Dermastia (Author), Patricija Mozetič (Supervisor), Andreja Ramšak (Co-Supervisor)

Year: 2021

Type: Doctoral dissertation

This work focuses on a group of diatoms, belonging to the genus Pseudo-nitzschia, which is a globally important phytoplankton genus. Some species of the genus produce the toxin domoic acid, which is responsible for shellfish intoxication known as the amnesic shellfish poisoning (ASP). These diatoms have few morphological features that …

Ostanki bisfenolov v vodnem okolju: pojavnost in kroženje

Author(s): Ana Kovačič (Author), Ester Heath (Supervisor), Tina Kosjek (Co-Supervisor)

Year: 2021

Type: Doctoral dissertation

Bisphenols are a group of industrial chemicals increasingly recognized as contaminants of emerging concern because of their presence in the environment and endocrine disrupting effects. They are used in the production of polycarbonate plastic, epoxy resins and thermal paper, in most cases without restriction. The global exception is bisphenol A, …

Phylogenomic analysis of RNA viruses in invertebrates

Author(s): Sabina Ott Rutar (Author), Dušan Kordiš (Supervisor)

Year: 2021

Type: Doctoral dissertation

RNA viruses are the largest group of viruses. Among them are some of the most notorious human, animal and plant pathogens. Many insects and nematodes are vectors of plant and animal RNA viruses. The latest studies of RNA viral diversity in invertebrates have demonstrated that the Protostomia lineage represents the …

Development of novel 3D in vitro cell models for genotoxicity assessment

Author(s): Martina Štampar (Author), Bojana Žegura (Supervisor)

Year: 2021

Type: Doctoral dissertation

The determination of genotoxicity is an important element in the safety assessment of various substances, with the purpose of preventing a number of chemicals from affecting human health. Genotoxicity testing is required for all classes of chemicals, drugs and biological agents, which can lead to a wide range of diseases, …

Detection of anomalous and suspicious behavior patterns from spatio-temporal agent traces

Author(s): Boštjan Kaluža (Author), Matjaž Gams (Supervisor), Mitja Luštrek (Co-Supervisor)

Year: 2013

Type: Doctoral dissertation

Many applications, including smart environments, surveillance, human-robot interaction, and ambient assisted living, involve the problem of learning patterns of agent behavior from sensor data. Deviant behavior is a pattern in the data that either does not conform to the expected behavior, that is, anomalous behavior, or matches previously defined unwanted …

Organic geochemistry of stratified eutrophic alpine lakes (Lake Bled)

Author(s): Marinka Gams Petrišič (Author), Nives Ogrinc (Supervisor)

Year: 2013

Type: Doctoral dissertation

The identification and quantification of organic compounds present in the environment is a major area of application in modern analytical chemistry. However, it is still scarcely recognized that, in addition to the chemical identity and concentration of organic compounds, there is more information to be found about their source and …

Mercury exposure assessment in the Slovenian population

Author(s): Ana Miklavčič (Author), Milena Horvat (Supervisor)

Year: 2013

Type: Doctoral dissertation

Mercury (Hg) is one of the most toxic metals. Its toxicity depends on the route of exposure, on its chemical form and the dose to which a person is exposed. The most susceptible population are pregnant women and children. Epidemiological studies suggest neuropsychological dysfunctions in children who were prenatally exposed …