Search Results - "Siegumfeldt, Henrik"

The impact of bacterial cell aggregation on UV inactivation kinetics by Vitzilaiou, Eirini, Kuria, Asaph M., Siegumfeldt, Henrik, Rasmussen, Morten A., Knøchel, Susanne

“…•UV inactivation kinetics and UV-induced bacterial aggregation were examined.•An initial inactivation was followed by tailing in all the strains.•Aggregating…”
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Bacterial Flow Cytometry and Imaging as Potential Process Monitoring Tools for Industrial Biotechnology by Narayana, Sumana Kadamalakunte, Mallick, Sanjaya, Siegumfeldt, Henrik, van den Berg, Frans

“…Minimizing process variations by early identification of deviations is one approach to make industrial production processes robust. Cell morphology is a direct…”
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An efficient method for isolating antibody fragments against small peptides by antibody phage display by Duan, Zhi, Siegumfeldt, Henrik

“…We generated monoclonal scFv (single chain variable fragment) antibodies from an antibody phage display library towards three small synthetic peptides derived…”
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Differential Expression of Proteins and Genes in the Lag Phase of Lactococcus lactis subsp. lactis Grown in Synthetic Medium and Reconstituted Skim Milk by Larsen, Nadja, Boye, Mette, Siegumfeldt, Henrik, Jakobsen, Mogens

“…We investigated protein and gene expression in the lag phase of Lactococcus lactis subsp. lactis CNRZ 157 and compared it to the exponential and stationary…”
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Dynamic Changes of Intracellular pH in Individual Lactic Acid Bacterium Cells in Response to a Rapid Drop in Extracellular pH by SIEGUMFELDT, H, RECHINGER, K. B, JAKOBSEN, M

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Responses of Listeria monocytogenes to Acid Stress and Glucose Availability Revealed by a Novel Combination of Fluorescence Microscopy and Microelectrode Ion-Selective Techniques by SHABALA, Lana, BUDDE, Birgitte, ROSS, Tom, SIEGUMFELDT, Henrik, JAKOBSEN, Mogens, MCMEEKIN, Tom

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Noninvasive Measurement of Bacterial Intracellular pH on a Single-Cell Level with Green Fluorescent Protein and Fluorescence Ratio Imaging Microscopy by OLSEN, Katja N, BUDDE, Birgitte B, SIEGUMFELDT, Henrik, RECHINGER, K. Björn, JAKOBSEN, Mogens, INGMER, Hanne

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Two Subpopulations of Listeria monocytogenes Occur at Subinhibitory Concentrations of Leucocin 4010 and Nisin by Hornbæk, Tina, Brockhoff, Per B, Siegumfeldt, Henrik, Budde, Birgitte Bjørn

“…In situ analyses of single Listeria monocytogenes cells at subinhibitory concentrations of leucocin 4010 and nisin revealed two subpopulations when measured by…”
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Osmotic stress leads to decreased intracellular pH of Listeria monocytogenes as determined by fluorescence ratio-imaging microscopy by Fang, W, Siegumfeldt, H, Budde, B.B, Jakobsen, M

“…Intracellular pH (pH(i)) of Listeria monocytogenes was determined after exposure to NaCl or sorbitol in liquid and solid media (agar). Both compounds decreased…”
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Assessment of survival of food-borne microorganisms in the food chain by fluorescence ratio imaging microscopy by Siegumfeldt, Henrik, Arneborg, Nils

“…Traditionally, many data on food-borne microorganisms are obtained as an average of a whole population, under the assumption that the individual cells are…”
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Surface engineered bacteria as Pickering stabilizers for foams and emulsions by Jiang, Xiaoyi, Yucel Falco, Cigdem, Dalby, Kim Nicole, Siegumfeldt, Henrik, Arneborg, Nils, Risbo, Jens

“…The ability to manipulate the structure of food and increase the shelf life by enhanced stability using natural (e.g., biological) agents instead of synthetic…”
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Diversity in NaCl tolerance of Lactococcus lactis strains from dl-starter cultures for production of semi-hard cheeses by Kristensen, Lise Søndergaard, Siegumfeldt, Henrik, Larsen, Nadja, Jespersen, Lene

“…Mesophilic starter cultures, such as Lactococcus lactis, are exposed to NaCl stress during brining of cheeses influencing their viability. We investigated the…”
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Heterogeneity between and within Strains of Lactobacillus brevis Exposed to Beer Compounds by Zhao, Yu, Knøchel, Susanne, Siegumfeldt, Henrik

“…This study attempted to investigate the physiological response of six strains to hop stress, with and without the addition of Mn or ethanol. Based on the use…”
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Effects of intrinsic microbial stress factors on viability and physiological condition of yeasts isolated from spontaneously fermented cereal doughs by Houngbédji, Marcel, Johansen, Pernille, Padonou, S. Wilfrid, Hounhouigan, D. Joseph, Siegumfeldt, Henrik, Jespersen, Lene

“…Fermented cereal doughs constitute a predominant part of West African diets. The environment of fermented doughs can be hostile for microbial survival due to…”
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The effects of extracellular pH and hydroxycinnamic acids influence the intracellular pH of Brettanomyces bruxellensis DSM 7001 by Campolongo, Simona, Siegumfeldt, Henrik, Aabo, Thomas, Cocolin, Luca, Arneborg, Nils

“…Brettanomyces bruxellensis yeast produces ethyl phenols, which cause wine spoilage and severe economic losses. Ethyl phenols are produced by a class of…”
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Assessment of survival of food-borne microorganisms in the food chain by fluorescence ratio imaging microscopy: Special Issue PathogenCombat by SIEGUMFELDT, Henrik, ARNEBORG, Nils

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Probiotic potential of Saccharomyces cerevisiae and Kluyveromyces marxianus isolated from West African spontaneously fermented cereal and milk products by Motey, Grace Adzo, Johansen, Pernille Greve, Owusu‐Kwarteng, James, Ofori, Linda Aurelia, Obiri‐Danso, Kwasi, Siegumfeldt, Henrik, Larsen, Nadja, Jespersen, Lene

“…The yeast species Saccharomyces cerevisiae and Kluyveromyces marxianus are associated with fermentation of West African indigenous foods. The aim of this study…”
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In situ examination of cell growth and death of Lactococcus lactis by Ryssel, Mia, Duan, Zhi, Siegumfeldt, Henrik

“…Abstract This study enables in situ studying of the growth and death of a large number of individual cells in a solid matrix. A wild type of Lactococcus lactis…”
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Influence of flow direction and flow rate on the initial adhesion of seven Listeria monocytogenes strains to fine polished stainless steel by Skovager, Anne, Whitehead, Kathryn, Siegumfeldt, Henrik, Ingmer, Hanne, Verran, Joanna, Arneborg, Nils

“…The effects of flow direction and shear stress on the adhesion of different strains of Listeria monocytogenes to fine polished stainless steel under liquid…”
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Endocytosis and vacuolar morphology inSaccharomyces cerevisiae are altered in response to ethanol stress or heat shock by Meaden, Philip G., Arneborg, Nils, Guldfeldt, Lars U., Siegumfeldt, Henrik, Jakobsen, Mogens

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