• Asmussens Allé, 303B, 052

    2800 Kgs. Lyngby

    Denmark

20012022

Research output per year

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Research Output

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
361 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

2 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
333 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
106 Downloads (Pure)

A new spatial aggregation algorithm that improves performance of spatial cluster detection

Christiansen, L. E. & Van Meter, K., 2008.

Research output: Contribution to conferencePosterResearch

File
63 Downloads (Pure)

Antibiotic resistance in Pseudomonas aeruginosa strains with increased mutation frequency due to inactivation of the DNA oxidative repair system

Mandsberg, L. F., Ciofu, O., Kirkby, N., Christiansen, L. E., Poulsen, H. E. & Højby, N., 2009, In : Antimicrobial Agents and Chemotherapy. 53, 6, p. 2483-2491

Research output: Contribution to journalJournal articleResearchpeer-review

A procedure to characterize geographic distributions of rare disorders in cohorts

Meter, K. C. V., Christiansen, L. E., Hertz-Picciotto, I., Azari, R. & Carpenter, T. E., 2008, In : International Journal of Health Geographics. 7, p. 26

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
125 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
File
235 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
83 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
449 Downloads (Pure)
196 Downloads (Pure)

Climate as a predictor of prevalence of compylobacter spp. in humans and broilers in Denmark

Christiansen, L. E., Evans, M. C., Waino, M., Ethelberg, S., Madsen, H. & Wegener, H. C., 2003, Conference on Campylobacter, Helecobacter and Related Organisms, Aarhus, Denmark, October.

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

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

Comparing effectiveness of regional and circular intervention zones in case of a foot-and-mouth disease outbreak

Christiansen, L. E., Dickey, B. F. & Carpenter, T. E., 2005.

Research output: Contribution to conferenceConference abstract for conferenceResearch

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
3447 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
79 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
File
219 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

1 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

2 Downloads (Pure)

Development of antibiotic resistance and up-regulation of the antimutator gene pfpI in mutator Pseudomonas aeruginosa due to inactivation of two DNA oxidative repair genes (mutY, mutM)

Mandsberg, L. F., Macia, M. D., Bergmann, K. R., Christiansen, L. E., Alhede, M., Kirkby, N., Hoiby, N., Oliver, A. & Ciofu, O., 2011, In : F E M S Microbiology Letters. 324, 1, p. 28-37

Research output: Contribution to journalJournal articleResearchpeer-review

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

2 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
File
51 Downloads (Pure)

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

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

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
File
411 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
File
24 Downloads (Pure)

Effects of Climate on Incidence of Campylobacter spp. in Humans and Prevalence in Broiler Flocks in Denmark

Patrick, M. E., Christiansen, L. E., Wainø, M., Ethelberg, S., Madsen, H. & Wegener, H. C., 2004, In : Applied and Environmental Microbiology. 70, 12, p. 7474-7480

Research output: Contribution to journalJournal articleResearchpeer-review

Estimating the parameters of a stochastic differential equation model of bacterial growth

Christiansen, L. E., Andersen, J. S., Wegener, H. C. & Madsen, H., 2008, (Submitted) In : Biometrics.

Research output: Contribution to journalJournal articleResearch

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

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
File
103 Downloads (Pure)

Geo-locating cattle using EU databases

Græsbøll, K., Bødker, R., Enøe, C. & Christiansen, L. E., 2010.

Research output: Contribution to conferencePosterResearchpeer-review

How does increasing immunity change spread kernel parameters in subsequent outbreaks? – A simulation study on Bluetongue Virus

Græsbøll, K., Bødker, R., Enøe, C. & Christiansen, L. E., 2011.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

File
6185 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
File
215 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
95 Downloads (Pure)

Improvement and automation of tools for short term wind power forecasting

Nielsen, H. A., Pinson, P., Christiansen, L. E., Nielsen, T. S., Madsen, H., Badger, J., Giebel, G. & Ravn, H. F., 2007, EWEC 2007, 'European Wind Energy Conference', Scientific Track, Milan, Italy.

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

Increasing the resolution of Bluetongue spatial modelling - from cattle farms to cattle in fields

Græsbøll, K., Bødker, R., Christiansen, L. E. & Enøe, C., 2010.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

1 Downloads (Pure)

Influence of livestock markets on the spread of FMD

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. 31 1 p.

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

Open Access
File
44 Downloads (Pure)

Input parameters in the models

Boklund, A., Hisham Beshara Halasa, T., Christiansen, L. E. & Enøe, C., 2012

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

Open Access
File
55 Downloads (Pure)
Open Access
File
183 Downloads (Pure)

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

Mathematical model for the growth of P. aeruginosa and four mutator strains in sub-MIC concentration of Ciprofloxacin

Philipsen, K. R., Christiansen, L. E., Madsen, H. & Mandsberg, L. F., 2008.

Research output: Contribution to conferencePosterResearchpeer-review

Maximum Likelihood based comparison of the specific growth rates for P. aeruginosa and four mutator strains

Philipsen, K. R., Christiansen, L. E., Mandsberg, L. F., Ciufo, O. & Madsen, H., 2008, In : Journal of Microbiological Methods. 75, 3, p. 551-557

Research output: Contribution to journalJournal articleResearchpeer-review

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
1229 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
201 Downloads (Pure)

Modelling bacterial growth in rich media with a non-parametric extension to an SDE based Model

Philipsen, K. R., Christiansen, L. E. & Madsen, H., 2009, (Submitted) In : Biometrics.

Research output: Contribution to journalJournal articleResearchpeer-review

Modelling conjugation with stochastic differential equations

Philipsen, K. R., Christiansen, L. E., Hasman, H. & Madsen, H., 2010, In : Journal of Theoretical Biology. 263, 1, p. 134-142

Research output: Contribution to journalJournal articleResearchpeer-review