Blar i Brage NMBU på forfatter "Kohler, Achim"
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High-throughput screening of filamentous fungi for single cell oil production by microplate cultivation and FTIR spectroscopy
Kosa, Gergely (PhD Thesis;2018:20, Doctoral thesis, 2018)Microorganisms have been considered for nearly a century for the production of economical and useful oils, but only in the past two or three decades they have been used commercially. These single cell oils contain high ... -
High-throughput screening of Mucoromycota fungi for production of low- and high-value lipids
Kosa, Gergely; Zimmermann, Boris; Kohler, Achim; Ekeberg, Dag; Afseth, Nils Kristian; Mounier, Jerome; Shapaval, Volha (Journal article; Peer reviewed, 2018) -
The influence of phosphorus source and the nature of nitrogen substrate on the biomass production and lipid accumulation in oleaginous Mucoromycota fungi
Dzurendova, Simona; Zimmermann, Boris; Tafintseva, Valeria; Kohler, Achim; Ekeberg, Dag; Shapaval, Volha (Peer reviewed; Journal article, 2020)Oleaginous filamentous fungi grown under the nitrogen limitation, accumulate high amounts of lipids in the form of triacylglycerides (TAGs) with fatty acid profiles similar to plant and fish oils. In this study, we investigate ... -
Infrared spectroscopy of pollen identifies plant species and genus as well as environmental conditions
Zimmermann, Boris; Kohler, Achim (Journal article; Peer reviewed, 2014) -
Integration of multivariate data in systems biology
Hassani, Sahar (PhD Thesis;2012:20, Doctoral thesis, 2012)Owing to the rapid rate of development in the field of systems biology researchers have faced many new challenges with regard to handling the large amount of generated data sets originating from different –omics techniques, ... -
Investigation of resonance structures in optically thin solar cells
Brandsrud, Maren Anna; Blümel, Reinhold; Lukacs, Rozalia; Seim, Eivind; Marstein, Erik Stensrud; Olsen, Espen; Kohler, Achim (Peer reviewed; Journal article, 2021) -
Isolation and characterization of fast‐growing green snow bacteria from coastal East Antarctica
Smirnova, Margarita; Miamin, Uladzislau; Kohler, Achim; Valentovich, Leonid; Akhremchuk, Artur; Sidarenka, Anastasiya; Dolgikh, Andrey; Shapaval, Volha (Peer reviewed; Journal article, 2020) -
A Laboratory-Built Fully Automated Ultrasonication Robot for Filamentous Fungi Homogenization
Xiong, Ya; Shapaval, Volha; Kohler, Achim; From, Pål Johan (Peer reviewed; Journal article, 2019)T Manual preparation of fungal samples for Fourier Transform Infrared (FTIR) spectroscopy involves sample washing, homogenization, concentration and spotting, which requires time-consuming and repetitive operations, making ... -
Low salt products Final report
Aursand, Ida Grong; Greiff, Kirsti; Erikson, Ulf Gøran; Gallart-Jornet, Lorena; Perisic, Nebojsa; Kohler, Achim; Afseth, Nils Kristian; Ofstad, Ragni; Storrø, Ivar; Josefsen, Kjell Domaas (Research report, 2014)Salt (NaCl) is the world's most established food additive, because of its excellent preservative effects, the sensorial properties and the increased food processability. In the European countries, 75-80% of salt we consume ... -
Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) shows adaptation of grass pollen composition
Diehn, Sabrina; Zimmermann, Boris; Bagcioglu, Murat; Seifert, Stephan; Kohler, Achim; Ohlson, Mikael; Fjellheim, Siri; Weidner, Steffen; Kneipp, Janina (Journal article; Peer reviewed, 2018)MALDI time-of-flight mass spectrometry (MALDI-TOF MS) has become a widely used tool for the classification of biological samples. The complex chemical composition of pollen grains leads to highly specific, fingerprint-like ... -
Merging FT-IR and NGS for simultaneous phenotypic and genotypic identification of pathogenic Candida species
Colabella, Claudia; Corte, Laura; Roscini, Luca; Shapaval, Volha; Kohler, Achim; Tafintseva, Valeria; Tascini, C; Cardinali, Gianluigi (Journal article; Peer reviewed, 2017) -
Metal and Phosphate Ions Show Remarkable Influence on the Biomass Production and Lipid Accumulation in Oleaginous Mucor circinelloides
Dzurendova, Simona; Zimmermann, Boris; Tafintseva, Valeria; Kohler, Achim; Horn, Svein Jarle; Shapaval, Volha (Peer reviewed; Journal article, 2020) -
Microcultivation and FTIR spectroscopy-based screening revealed a nutrient-induced co-production of high-value metabolites in oleaginous Mucoromycota fungi
Dzurendova, Simona; Zimmermann, Boris; Kohler, Achim; Tafintseva, Valeria; Slany, Ondrej; Certik, Milan; Shapaval, Volha (Peer reviewed; Journal article, 2020) -
Microtiter plate cultivation of oleaginous fungi and monitoring of lipogenesis by high-throughput FTIR spectroscopy
Kosa, Gergely; Kohler, Achim; Tafintseva, Valeria; Zimmermann, Boris; Forfang, Kristin; Afseth, Nils Kristian; Tzimorotas, Dimitrios; Vuoristo, Kiira; Horn, Svein Jarle; Mounier, Jerome; Shapaval, Volha (Journal article; Peer reviewed, 2017)Background Oleaginous fungi can accumulate lipids by utilizing a wide range of waste substrates. They are an important source for the industrial production of omega-6 polyunsaturated fatty acids (gamma-linolenic and ... -
Microtiter plate cultivation of oleaginous fungi and monitoring of lipogenesis by high-throughput FTIR spectroscopy
Kòsa, Gergely; Kohler, Achim; Tafintseva, Valeria; Zimmermann, Boris; Forfang, Kristin; Afseth, Nils Kristian; Tzimorotas, Dimitrios; Vuoristo, Kiira; Horn, Svein Jarle; Jerome, Mounier; Shapaval, Volha (Journal article; Peer reviewed, 2017) -
Mie ripples and wiggles in infrared spectroscopy of cells and tissues
Eriksen, Simen Rønnekleiv (Master thesis, 2020)Micro-spectroscopy yields chemical information about the microscopic structures in biological tissues in its native form. The great challenge of it is to understand the dynamics of scattered and absorbed light, which makes ... -
Mie scatter corrections in single cell infrared microspectroscopy
Konevskikh, Tatiana; Lukacs, Rozalia; Blümel, Reinhold; Ponossov, Arkadi; Kohler, Achim (Journal article; Peer reviewed, 2016) -
Model-based pre-processing in Raman spectroscopy of biological samples
Liland, Kristian Hovde; Kohler, Achim; Afseth, Nils Kristian (Journal article; Peer reviewed, 2016)Model-based pre-processing has become wide spread in spectroscopy and is the standard procedure in Fourier-transform infrared spectroscopy. It has also been shown to give valuable contributions in Raman spectroscopy. ... -
Model-based pre-processing in Raman spectroscopy of biological samples
Liland, Kristian Hovde; Kohler, Achim; Afseth, Nils Kristian (Journal article; Peer reviewed, 2016)Model-based pre-processing has become wide spread in spectroscopy and is the standard procedure in Fourier-transform infrared spectroscopy. It has also been shown to give valuable contributions in Raman spectroscopy. ... -
Modelling scattering and absorption in the vibrational spectroscopy of cells and tissues
Solheim, Johanne Heitmann (PhD Thesis;2022:53, Doctoral thesis, 2022)Infrared spectroscopy has in the past decades grown to become one of the most widely used analytical techniques for biochemical characterization of biological materials. Since the technique is non-destructive, it allows ...