• Asmussens Allé, 303B, 052

    2800 Kgs. Lyngby

    Denmark

20012022
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Research Output 2001 2019

2019
24 Downloads (Pure)

Effect of tetracycline treatment regimens on antibiotic resistance gene selection over time in nursery pigs

Græsbøll, K., Larsen, I., Clasen, J., Birkegård, A. C., Nielsen, J. P., Christiansen, L. E., Olsen, J. E., Angen, Ø. & Folkesson, A., 2019, In : BMC Microbiology. 19, 10 p., 269.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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2017
235 Downloads (Pure)

A Robust Statistical Model to Predict the Future Value of the Milk Production of Dairy Cows Using Herd Recording Data

Græsbøll, K., Kirkeby, C. T., Nielsen, S. S., Hisham Beshara Halasa, T., Toft, N. & Christiansen, L. E., 2017, In : Frontiers in Veterinary Science. 4, 9 p., 13.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Dynamics of a railway vehicle on a laterally disturbed track

Christiansen, L. E. & True, H., 2017, In : Vehicle System Dynamics. 56, 2, p. 249-280

Research output: Contribution to journalJournal articleResearchpeer-review

Effect of different oral oxytetracycline treatment regimes on selection of antimicrobial resistant coliforms in nursery pigs

Fresno, A. H., Zachariasen, C., Norholm, N., Holm, A., Christiansen, L. E. & Olsen, J. E., 2017, In : Veterinary Microbiology. 208, p. 1-7 7 p.

Research output: Contribution to journalJournal articleResearchpeer-review

411 Downloads (Pure)

Effect of tetracycline dose and treatment-mode on selection of resistant coliform bacteria in nursery pigs

Græsbøll, K., Damborg, P., Mellerup, A., Fresno, A. H., Larsen, I., Holm, A., Nielsen, J. P., Christiansen, L. E., Angen, Ø., Ahmed, S., Folkesson, A. & Olsen, J. E., 2017, In : Applied and Environmental Microbiology. 83, 12, e00538-17.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Estimation of the transmission dynamics of African swine fever virus within a swine house

Nielsen, J. P., Larsen, T. S., Hisham Beshara Halasa, T. & Christiansen, L. E., 2017, In : Epidemiology and Infection. 145, 13, p. 2787-2796

Research output: Contribution to journalJournal articleResearchpeer-review

103 Downloads (Pure)

From vision to operation - Smart real-time control of water systems in Aarhus, Denmark

Pedersen, L. B., Mikkelsen, P. S., Christiansen, L. E., Falk, A. K., Morten, B., Lund, N. S. V., Halvgaard, R., Sørensen, H. R., Duus, L. B. & Madsen, H., 2017, 14th IWA/IAHR international conference on urban drainage. Prague, Czech Republic: IWA Publishing, p. 2338-2340 3 p. ICUD-0501

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
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Warum ist es so schwierig, die lateralen Gleisstörungen durch Messungen der Fahrzeugdynamik zu bestimmen

Christiansen, L. E. & True, H., 2017, In : ZEV rail. p. 133 -139

Research output: Contribution to journalConference articleResearchpeer-review

173 Downloads (Pure)

Why is it so difficult to determine the lateral Position of the Rails by a Measurement of the Motion of an Axle on a moving Vehicle?

True, H. & Christiansen, L. E., 2017, Proceedings of First International Conference on Rail Transportation 2017 . 13 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
2016
2 Downloads (Pure)

A Comparison of Dynamics in Two Models for the Spread of a Vector-Borne Disease

Græsbøll, K., Sumner, T., Enøe, C., Christiansen, L. E. & Gubbins, S., 2016, In : Transboundary and Emerging Diseases. 63, 2, p. 215-223

Research output: Contribution to journalJournal articleResearchpeer-review

333 Downloads (Pure)

Adaptive Test Schemes for Control of Paratuberculosis in Dairy Cows

Kirkeby, C. T., Græsbøll, K., Nielsen, S. S., Christiansen, L. E., Toft, N. & Hisham Beshara Halasa, T., 2016, In : P L o S One. 11, 12, 13 p., e0167219.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
106 Downloads (Pure)

A herd- and cow-specific decision support tool for control of mastitis

Gussmann, M. K., Kirkeby, C. T., Græsbøll, K., Christiansen, L. E., Nielsen, S. S., Toft, N. & Hisham Beshara Halasa, T., 2016. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
1229 Downloads (Pure)

Methodologies for managing the Energy-Water-Food nexus at different scales

Drews, M., Mikkelsen, P. S., Bauer-Gottwein, P., Vezzaro, L., Davidsen, C., Madsen, H., Christiansen, L. E. & Larsen, M. A. D., 2016, DTU International Energy Report 2016: The Energy-Water-Food Nexus - from local to global aspects. Sønderberg Petersen, L. & Hvidtfeldt Larsen, H. (eds.). Kgs. Lyngby: Technical University of Denmark, p. 73-82

Research output: Chapter in Book/Report/Conference proceedingReport chapterCommissionedpeer-review

Open Access
File
201 Downloads (Pure)

Modeling the growth dynamics of multiple Escherichia coli strains in the pig intestine following intramuscular ampicillin treatment

Ahmad, A., Zachariasen, C., Christiansen, L. E., Græsbøll, K., Toft, N., Matthews, L., Nielsen, S. S. & Olsen, J. E., 2016, In : B M C Microbiology. 16, 1, 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
162 Downloads (Pure)

Models to Estimate Lactation Curves of Milk Yield and Somatic Cell Count in Dairy Cows at the Herd Level for the Use in Simulations and Predictive Models

Græsbøll, K., Kirkeby, C. T., Nielsen, S. S., Hisham Beshara Halasa, T., Toft, N. & Christiansen, L. E., 2016, In : Frontiers in Veterinary Science. 3, 10 p., 115.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
181 Downloads (Pure)

Multistrain models predict sequential multidrug treatment strategies to result in less antimicrobial resistance than combination treatment

Ahmad, A., Zachariasen, C., Christiansen, L. E., Græsbøll, K., Toft, N., Matthews, L., Olsen, J. E. & Nielsen, S. S., 2016, In : B M C Microbiology. 16, 1, 10 p., 118.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
131 Downloads (Pure)

Non-parametric method for separating domestic hot water heating spikes and space heating

Bacher, P., de Saint-Aubain, P. A., Christiansen, L. E. & Madsen, H., 2016, In : Energy and Buildings. 130, p. 107-112

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
175 Downloads (Pure)

Simulating the Epidemiological and Economic Impact of Paratuberculosis Control Actions in Dairy Cattle

Kirkeby, C. T., Græsbøll, K., Nielsen, S. S., Christiansen, L. E., Toft, N., Rattenborg, E. & Hisham Beshara Halasa, T., 2016, In : Frontiers in Veterinary Science. 3, 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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2015
219 Downloads (Pure)

Danish holsteins favor bull offspring: Biased Milk Production as a Function of Fetal Sex, and Calving Difficulty

Græsbøll, K., Kirkeby, C., Nielsen, S. S. & Christiansen, L. E., 2015, In : P L o S One. 10, 4, 12 p., e0124051.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Diversity of metabolic profiles of cystic fibrosis Pseudomonas aeruginosa during the early stages of lung infection

Jørgensen, K. M., Wassermann, T., Johansen, H. K., Christiansen, L. E., Molin, S., Høiby, N. & Ciofu, O., 2015, In : Microbiology. 161, 7, p. 1447-1462 16 p.

Research output: Contribution to journalJournal articleResearchpeer-review

95 Downloads (Pure)

iCull – A bioeconomic model for herd management and disease control

Kirkeby, C., Græsbøll, K., Nielsen, S. S., Christiansen, L. E., Toft, N. & Hisham Beshara Halasa, T., 2015. 1 p.

Research output: Contribution to conferencePosterResearch

Open Access
File

Introduction to Statistics - eNotes

Brockhoff, P. B., Møller, J. K., Andersen, E. W., Bacher, P. & Christiansen, L. E., 2015

Research output: Other contributionNet publication - Internet publicationEducation

Open Access
216 Downloads (Pure)
Open Access
File
92 Downloads (Pure)
Open Access
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222 Downloads (Pure)

Pharmacodynamic modelling of in vitro activity of tetracycline against a representative, naturally occurring population of porcine Escherichia coli

Ahmad, A., Zachariasen, C., Christiansen, L. E., Græsbøll, K., Toft, N., Matthews, L., Damborg, P., Agersø, Y., Olsen, J. E. & Nielsen, S. S., 2015, In : Acta Veterinaria Scandinavica (Online). 57, 1, 8 p., 79.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
284 Downloads (Pure)

Pharmacokinetic-Pharmacodynamic Model To Evaluate Intramuscular Tetracycline Treatment Protocols To Prevent Antimicrobial Resistance in Pigs

Ahmad, A., Græsbøll, K., Christiansen, L. E., Toft, N., Matthews, L. & Nielsen, S., 2015, In : Antimicrobial Agents and Chemotherapy. 59, 3, p. 1634-1642 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
189 Downloads (Pure)

Sampling and Pooling Methods for Capturing Herd Level Antibiotic Resistance in Swine Feces using qPCR and CFU Approaches

Schmidt, G. V., Mellerup, A., Christiansen, L. E., Ståhl, M., Olsen, J. E. & Angen, Ø., 2015, In : P L o S One. 10, 6, e0131672.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
69 Downloads (Pure)

Simulating Spread of Antimicrobial Resistant Bacteria in the Pig Pen: try our online tool

Græsbøll, K., Nielsen, S. S., Toft, N. & Christiansen, L. E., 2015. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
42 Downloads (Pure)

Simulating Spread of Antimicrobial Resistant Bacteria in the Pig Pen: try our online tool

Græsbøll, K., Nielsen, S. S., Toft, N. & Christiansen, L. E., 2015. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
2014
361 Downloads (Pure)

A Comparison between Two Simulation Models for Spread of Foot-and-Mouth Disease

Hisham Beshara Halasa, T., Boklund, A., Stockmarr, A., Enøe, C. & Christiansen, L. E., 2014, In : P L o S One. 9, 3, 8 p., e92521.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
83 Downloads (Pure)

Association of MAP specific ELISA-responses and productive parameters in 314 Danish dairy farms

Græsbøll, K., Nielsen, S. S., Hisham Beshara Halasa, T., Kirkeby, C., Toft, N. & Christiansen, L. E., 2014. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
449 Downloads (Pure)

Association of map specific ELISA-responses and productive parameters in 367 danish dairy farms

Græsbøll, K., Nielsen, S. S., Hisham Beshara Halasa, T., Kirkeby, C., Toft, N. & Christiansen, L. E., 2014, Proceedings of the 12th International Colloquium on Paratuberculosis (ICP). Parma, Italy: International Association for Paratuberculosis, p. 139-141

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

Open Access
File
215 Downloads (Pure)

How Fitness Reduced, Antimicrobial Resistant Bacteria Survive and Spread: A Multiple Pig - Multiple Bacterial Strain Model

Græsbøll, K., Nielsen, S. S., Toft, N. & Christiansen, L. E., 2014, In : P L o S One. 9, 7, 11 p., e100458.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Optimal vaccination strategies against vector-borne diseases

Græsbøll, K., Enøe, C., Bødker, R. & Christiansen, L. E., 2014, In : Spatial and Spatio-temporal Epidemiology. 11, p. 153-162 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2013

Comparing control strategies against foot-and-mouth disease: Will vaccination be cost-effective in Denmark?

Boklund, A., Hisham Beshara Halasa, T., Christiansen, L. E. & Enøe, C., 2013, In : Preventive Veterinary Medicine. 111, 3-4, p. 206-219

Research output: Contribution to journalJournal articleResearchpeer-review

1 Downloads (Pure)

Decisions on control of foot-and-mouth disease informed using model predictions

Hisham Beshara Halasa, T., Willeberg, P., Christiansen, L. E., Boklund, A., AlKhamis, M., Perez, A. & Enøe, C., 2013, In : Preventive Veterinary Medicine. 112, 3-4, p. 194-202

Research output: Contribution to journalJournal articleResearchpeer-review

2 Downloads (Pure)

Decisions on foot-and-mouth disease control informed by model prediction

Hisham Beshara Halasa, T., Willeberg, P., Christiansen, L. E., Boklund, A., Alkhamis, M., Perez, A. & Enøe, C., 2013, Society for Veterinary Epidemiology and Preventive Medicine. Verheyen, K. L. P., Fourichon, C. & Committee, SVEPM. (eds.). Madria, Spain: Society for Veterinary Epidemiology and Preventive Medicine, p. 13-22

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Optimal vaccination scenarios against vector-borne diseases

Græsbøll, K., Enøe, C., Bødker, R. & Christiansen, L. E., 2013.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

1 Downloads (Pure)

Scheduling sampling to maximize information about time dependence in experiments with limited resources

Græsbøll, K. & Christiansen, L. E., 2013, In : Biological Rhythm Research. 44, 5, p. 745-755

Research output: Contribution to journalJournal articleResearchpeer-review

50 Downloads (Pure)

Simulated effects of changes in herd sizes and densities with regard to fmd outbreaks in Denmark

Boklund, A., Christiansen, L. E., Hisham Beshara Halasa, T. & Enøe, C., 2013. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File

Simulation of Listeria monocytogenes single cell colonial growth

Østergaard, N. B., Christiansen, L. E., Dalgaard, P. & Koutsoumanis, K., 2013, Predictive microbiology in food: Today's tools to meet stakeholders' expectations. Proceedings. Tenenhaus-Aziza, F. & Ellouze, M. (eds.). France, p. 276-277

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

95 Downloads (Pure)

The range of attraction for light traps catching Culicoides biting midges

Græsbøll, K., Kirkeby, C., Bødker, R., Stockmarr, A., Christiansen, L. E. & Lind, P., 2013. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
58 Downloads (Pure)

The range of attraction for light traps catching Culicoides biting midges

Græsbøll, K., Kirkeby, C., Bødker, R., Stockmarr, A., Christiansen, L. E. & Lind, P., 2013. 1 p.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
234 Downloads (Pure)

The range of attraction for light traps catching Culicoides biting midges (Diptera: Ceratopogonidae)

Kirkeby, C., Græsbøll, K., Stockmarr, A., Christiansen, L. E. & Bødker, R., 2013, In : Parasites & Vectors. 6, 1, 19 p., 67.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2012
3447 Downloads (Pure)

Comparison of different control strategies on FMD in Denmark

Boklund, A., Hisham Beshara Halasa, T., Christiansen, L. E. & Enøe, C., 2012, Optimizing the control of foot-and-mouth disease in Denmark by simulation: Final report. Kgs. Lyngby: Technical University of Denmark, p. 21-30

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
79 Downloads (Pure)

Consequence of changes in herd size and densities for the contingency planning

Christiansen, L. E., Hisham Beshara Halasa, T., Boklund, A. & Enøe, C., 2012, Optimizing the control of foot-and-mouth disease in Denmark by simulation: Final report. Kgs. Lyngby: Technical University of Denmark, p. 38-43

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
2 Downloads (Pure)

Development of a restricted state space stochastic differential equation model for bacterial growth in rich media

Møller, J. K., Philipsen, K. R., Christiansen, L. E. & Madsen, H., 2012, In : Journal of Theoretical Biology. 305, p. 78-87

Research output: Contribution to journalJournal articleResearchpeer-review

51 Downloads (Pure)

Distributions of farms in 2030: A combined Markov Chain and generalized linear model approach

Christiansen, L. E., 2012

Research output: Non-textual formSound/Visual production (digital)Researchpeer-review

Open Access
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