Photo of Bjarke Bak Christensen
  • Søltofts Plads, 221, 028

    2800 Kgs. Lyngby

    Denmark

1991 …2019

Research output per year

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Research Output

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Journal article
2018

Modelling the influence of metabolite diffusion on non-starter lactic acid bacteria growth in ripening Cheddar cheese

Czárán, T., Rattray, F. P., Møller, C. O. D. A. & Christensen, B. B., 2018, In : International Dairy Journal. 80, p. 35-45

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
133 Downloads (Pure)
2016

Enterococci as indicator of potential growth of Salmonella in fresh minced meat at retail

Hansen, T. B., Nielsen, N. L., Christensen, B. B. & Aabo, S., 2016, In : Food Microbiology. 59, p. 92-96 5 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2015

Risk assessment of Salmonella in Danish meatballs produced in the catering sector

Møller, C. O. D. A., Nauta, M., Schaffner, D. W., Dalgaard, P., Christensen, B. B. & Hansen, T. B., 2015, In : International Journal of Food Microbiology. 196, p. 109-125 17 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2013

Case-by-case risk assessment of broiler meat batches: An effective control strategy for Campylobacter

Christensen, B. B., Nauta, M., Korsgaard, H., Sørensen, A. I. V., Rosenquist, H., Boysen, L., Perge, A. & Nørrung, B., 2013, In : Food Control. 31, 2, p. 485-490

Research output: Contribution to journalJournal articleResearchpeer-review

Effect of natural microbiota on growth of Salmonella spp. in fresh pork – A predictive microbiology approach

Møller, C., Ilg, Y., Aabo, S., Christensen, B. B., Dalgaard, P. & Hansen, T. B., 2013, In : Food Microbiology. 34, 2, p. 284-295

Research output: Contribution to journalJournal articleResearchpeer-review

2011

Bacteriophage F336 Recognizes the Capsular Phosphoramidate Modification of Campylobacter jejuni NCTC11168

Sørensen, M. C. H., van Alphen, L. B., Harboe, A., Li, J., Christensen, B. B., Szymanski, C. M. & Brøndsted, L., 2011, In : Journal of Bacteriology. 193, 23, p. 6742-6749

Research output: Contribution to journalJournal articleResearchpeer-review

The Impact of Consumer Phase Models in Microbial Risk Analysis

Nauta, M. & Christensen, B. B., 2011, In : Risk Analysis. 31, 2, p. 255-265

Research output: Contribution to journalJournal articleResearchpeer-review

2010

Effect of Organic Acids and Marination Ingredients on the Survival of Campylobacter jejuni on Meat

Birk, T., Grønlund, A. C. J., Christensen, B. B., Knochel, S., Lohse, K. & Rosenquist, H., 2010, In : Journal of Food Protection. 73, 2, p. 258-265

Research output: Contribution to journalJournal articleResearchpeer-review

2009

A comparison of risk assessments on Campylobacter in broiler meat

Nauta, M., Hill, A., Rosenquist, H., Brynestad, S., Fetsch, A., van der Logt, P., Fazil, A., Christensen, B. B., Katsma, E., Borck, B. & Havelaar, A., 2009, In : International Journal of Food Microbiology. 129, 2, p. 107-123

Research output: Contribution to journalJournal articleResearchpeer-review

Chemical Decontamination of Campylobacter jejuni on Chicken Skin and Meat

Riedel, C. T., Brøndsted, L., Rosenquist, H., Haxgart, S. N. & Christensen, B. B., Jun 2009, In : Journal of Food Protection. 72, 6, p. 1173-1180

Research output: Contribution to journalJournal articleResearchpeer-review

Comparison of three Listeria monocytogenes strains in a guinea-pig model simulating food-borne exposure

Roldgaard, B., Andersen, J. B., Hansen, T. B., Christensen, B. B. & Licht, T. R., 2009, In : F E M S Microbiology Letters. 291, 1, p. 88-94

Research output: Contribution to journalJournal articleResearchpeer-review

Egenkontrol i catering

Hansen, T. B., Christensen, B. B., Kristensen, N. H. & Nielsen, T., 2009, In : Scandinavian Food & Drink. 1, p. 15

Research output: Contribution to journalJournal articleCommunication

Nytænkning kan standse bakterieangreb

Jørgensen, S. B. (ed.), Christensen, B. B. & Almdal, K., 2009, In : FoodDTU Midt i Ugen.

Research output: Contribution to journalJournal articleCommunication

2008

Processing plant persistent strains of Listeria monocytogenes appear to have a lower virulence potential than clinical strains in selected virulence models

Jensen, A., Thomsen, L. E., Jørgensen, R. L., Larsen, M. H., Roldgaard, B., Christensen, B. B., Vogel, B. F., Gram, L. & Ingmer, H., 2008, In : International Journal of Food Microbiology. 123, 3, p. 254-261

Research output: Contribution to journalJournal articleResearchpeer-review

2007

Characterization of Campylobacter phages including analysis of host range by selected Campylobacter Penner serotypes

Hansen, V., Rosenquist, H., Baggesen, D. L., Brown, S. & Christensen, B. B., 2007, In : BMC Microbiology. 7, p. 90

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
221 Downloads (Pure)

Oxygen restriction increases the infective potential of Listeria monocytogenes in vitro in Caco-2 cells and in vivo in guinea pigs

Andersen, J. B., Roldgaard, B., Christensen, B. B. & Licht, T. R., 2007, In : BMC Microbiology. 7, p. 55

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
242 Downloads (Pure)

Sequence characteristics required for cooperative binding and efficient in vivo titration of the replication initiator protein DnaA in E. coli

Hansen, F. G., Christensen, B. B. & Atlung, T., 2007, In : Journal of Molecular Biology. 367, 4, p. 942-952

Research output: Contribution to journalJournal articleResearchpeer-review

2006

A comparative study of two food model systems to test the survival of Campylobacter jejuni at -18 degrees C

Birk, T., Rosenquist, H., Brondsted, L., Ingmer, H., Bysted, A. & Christensen, B. B., 2006, In : Journal of Food Protection. 69, 11, p. 2635-2639

Research output: Contribution to journalJournal articleResearchpeer-review

Construction of a multiple fluorescence labeling system for use in co-invasion studies of Listeria monocytogenes

Andersen, J. B., Roldgaard, B., Lindner, A. B., Christensen, B. B. & Licht, T. R., 2006, In : BMC Microbiology. 6, p. 86

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
141 Downloads (Pure)

Insights into the quality of DnaA boxes and their cooperativity

Hansen, F. G., Christensen, B. B., Nielsen, C. B. & Atlung, T., 2006, In : Journal of Molecular Biology. 355, 1, p. 85-95

Research output: Contribution to journalJournal articleResearchpeer-review

Lawsonia intracellularis infection in the large intestines of pigs

Jensen, T. K., Christensen, B. B. & Boye, M., 2006, In : Acta Pathologica Microbiologica et Immunologica Scandinavica. 114, 4, p. 255-264

Research output: Contribution to journalJournal articleResearchpeer-review

The effect of slaughter operations on the contamination of chicken carcasses with thermotolerant Campylobacter

Rosenquist, H., Sommer, H. M., Nielsen, N. L. & Christensen, B. B., 2006, In : International Journal of Food Microbiology. 108, 2, p. 226-232

Research output: Contribution to journalJournal articleResearchpeer-review

2005

A model of hygiene practices and consumption patterns in the consumer phase

Christensen, B. B., Rosenquist, H., Sommer, H. M., Nielsen, N. L., Fagt, S., Andersen, N. L. & Nørrung, B., 2005, In : Risk Analysis. 25, 1, p. 49-60

Research output: Contribution to journalJournal articleResearchpeer-review

2004

VTEC O157 subtypes associated with the most severe clinical symptoms in humans constitute a minor part of VTEC 0157 isolates from Danish Cattle

Roldgaard, B. B., Scheutz, F., Boel, J., Aabo, S., Schultz, A. C., Cheasty, T., Nielsen, E. M., Olsen, K. E. P. & Christensen, B. B., 2004, In : International Journal of Medical Microbiology. 294, 4, p. 255-259

Research output: Contribution to journalJournal articleResearchpeer-review

2003

Evidence of increased spread and establishment of plasmid RP4 in the intestine under sub-inhibitory tetracycline concentrations

Licht, T. R., Struve, C., Christensen, B. B., Poulsen, R. L., Molin, S. & Krogfelt, K. A., 2003, In : FEMS Microbiology Ecology. 44, 2, p. 217-223

Research output: Contribution to journalJournal articleResearchpeer-review

Quantitative risk assessment of human campylobacteriosis associated with thermophilic Campylobacter species in chickens

Rosenquist, H., Nielsen, N. L., Sommer, H. M., Norrung, B. & Christensen, B. B., 2003, In : International Journal of Food Microbiology. 83, 1, p. 87-103

Research output: Contribution to journalJournal articleResearchpeer-review

2002

Metabolic commensalism and competition in a two-species microbial consortium

Christensen, B. B., Haagensen, J. A. J., Heydorn, A. & Molin, S., 2002, In : Applied and Environmental Microbiology. 68, 5, p. 2495-2502

Research output: Contribution to journalJournal articleResearchpeer-review

Sub-inhibitory tetracycline concentrations are optimal for spread and establishment of plasmid RP4 in an intestinal ecosystem

Licht, T. R., Struwe, C., Christensen, B. B., Poulsen, R. L., Molin, S. & Krogfelt, K. A., 2002, In : FEMS Microbiology Ecology. 44, p. 217-222

Research output: Contribution to journalJournal articleResearchpeer-review

2001

gfp-based N-acyl homoserine-lactone sensor systems for detection of bacterial communication

Andersen, J. B., Heydorn, A., Hentzer, M., Eberl, L., Geisenberger, O., Christensen, B. B., Molin, S. & Givskov, M. C., 2001, In : Applied and Environmental Microbiology. 67, 2, p. 575-585

Research output: Contribution to journalJournal articleResearchpeer-review

Kvantitativ risikovurdering af Campylobacter jejuni i kyllinger

Rosenquist, H., Nielsen, N. L., Christensen, B. B. & Sommer, H. M., 2001, In : Zoonose-Nyt. p. 13-16

Research output: Contribution to journalJournal articleResearch

2000

Tolerance to sudden organic solvent shocks by soil bacteria and characterization of Pseudomonas putida strains isolated from toluene polluted sites

Huertas, M., Duque, E., Molin, L., Rossello-Mora, R., Mosqueda, G., Goddy, P., Christensen, B. B., Molin, S. & Ramos, J. L., 2000, In : Environmental Science & Technology (Washington). 34, 16, p. 3395-3400

Research output: Contribution to journalJournal articleResearchpeer-review

1999

Bacterial activity in microbial communities analyzed in situ by unstable variants of Green Fluorescent Protein fused to ribosomal promoters

Sternberg, C., Christensen, B. B., Nielsen, A. T., Andersen, J. B., Givskov, M. C. & Molin, S., 1999, In : Applied and Environmental Microbiology. 65, p. 4108-4117

Research output: Contribution to journalJournal articleResearchpeer-review

DnaA Boxes are important elements in setting the initiation mass of Escherichia coli

Christensen, B. B., Tove, A. & Hansen, F. G., 1999, In : Journal of Bacteriology. 181, 9, p. 2683-2688

Research output: Contribution to journalJournal articleResearchpeer-review

Kinetics of plasmid transfer in different flow systems including chemostats, biofilms and the mouse intestine

Licht, T. R., Christensen, B. B., Krogfelt, K. A. & Molin, S., 1999, In : Microbiology. 145, p. 2615-2622

Research output: Contribution to journalJournal articleResearchpeer-review

Monitoring the conjugal transfer of plasmid RP4 in activated sludge and in situ identification of transconjugants

Geisenberger, O., Ammendola, A., Christensen, B. B., Molin, S., Schliefer, K. H. & Eberl, L., 1999, In : F E M S Microbiology Letters. 174, 1, p. 9-17

Research output: Contribution to journalJournal articleResearchpeer-review

Role of Rom protein in copy number control of plasmid pBR322 at different growth rates in Escherichia coli K-12

Tove, A., Christensen, B. B. & Hansen, F. G., 1999, In : Plasmid. 41, 2, p. 110-119

Research output: Contribution to journalJournal articleResearchpeer-review

Use of molecular tools in physiological studies of microbial biofilms

Christensen, B. B., Sternberg, C., Andersen, J. B., Palmer, R. J., Givskov, M. C. & Molin, S., 1999, In : Methods in Enzymology. p. 20-42

Research output: Contribution to journalJournal articleResearchpeer-review

1998

Effect of bacterial distribution and activity on conjugal transfer on the phylloplane of the bush bean (Phaseolus vulgaris)

Normander, B., Christensen, B. B., Molin, S. & Kroer, N., 1998, In : Applied and Environmental Microbiology. 64, 5, p. 1902-1909

Research output: Contribution to journalJournal articleResearchpeer-review

Establishment of new genetic traits in a microbial biofilm community

Christensen, B. B., Sternberg, C., Andersen, J. B., Eberl, L., Møller, S., Givskov, M. C. & Molin, S., 1998, In : Applied and Environmental Microbiology. 64, 6, p. 2247-2255

Research output: Contribution to journalJournal articleResearchpeer-review

In situ detection of gene transfer in a model biofilm engaged in degradation of benzyl alcohol

Christensen, B. B., Sternberg, C., Andersen, J. B. & Molin, S., 1998, In : APMIS Supplementum. 106, Suppl.84, p. 25-28

Research output: Contribution to journalJournal articleResearchpeer-review

In situ gene expression in mixed-culture biofilms: Evidence of metabolic interactions between community members

Møller, S., Sternberg, C., Andersen, J. B., Christensen, B. B., Ramos, J. L., Givskov, M. C. & Molin, S., 1998, In : Applied and Environmental Microbiology. 64, 2, p. 721-732

Research output: Contribution to journalJournal articleResearchpeer-review

Interspecies bacterial conjugation by plasmids from marine environments visualized by gfp expression

Dahlberg, C., Bergström, M., Andreasen, M., Christensen, B. B., Molin, S. & Hermansson, M., 1998, In : Molecular Biology and Evolution. 15, 4, p. 385-390

Research output: Contribution to journalJournal articleResearchpeer-review

1996
1991

The initiator titration model: computer simulation of chromosome and minichromosome control

Hansen, F. G., Christensen, B. B. & Atlung, T., 1991, In : Research in Microbiology. 142, p. 161-167

Research output: Contribution to journalJournal articleResearchpeer-review