Ida Thøfner
Associate Professor
Veterinary Clinical Microbiology
Stigbøjlen 4, 1870 Frederiksberg C
Member of:
- Published
E. coli-infektioner hos konsumægshøner: Forekomst, betydning og kontrol
Thoefner, Ida , Wang, C., Pors, S. E. & Christensen, Jens Peter, Feb 2019, In: Dansk Erhvervsfjerkrae. 48, 2, p. 16-20Research output: Contribution to journal › Journal article › Research
- Published
A SEVERE OUTBREAK OF COLIBACILLOSIS IN BROILERS
Kromann, Sofie, Baig, S. J., Olsen, Rikke Heidemann, Edslev, S. M., Thoefner, Ida , Bojesen, Anders Miki, Jensen, Henrik Elvang & Stegger, M., 29 Aug 2023.Research output: Contribution to conference › Conference abstract for conference › Communication
- Published
A walk through the broiler breeder life: how do footpad dermatitis and gait scores develop from rearing to slaughter?
Kittelsen, K. E., Vasdal, G., Thoefner, Ida & Tahamtani, F., 2024, In: Avian Pathology. 53, 3, p. 164-173 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
- Published
Antibacterial and antiparasitic effects of extracts from the aerial parts of Artemisia annua and identification of possible bioactive compounds
Ivarsen, E., Fretté, X. C., Christensen, K. B., Engberg, R. G., Thoefner, Ida , Liebhart, D., Grevsen, K. & Christensen, L. P., 2011. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Antibacterial and antiprotozoal effect of Artemisia annua extracts
Ivarsen, E., Fretté, X. C., Engberg, R. M., Thoefner, Ida , Christensen, Jens Peter, Grevsen, K., Schou, T. W., Liebhart, D., Hess, M. & Christensen, L. P., 2012, In: Planta Medica. 78, 11, 1 p., PI272.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Antihistomonal effect of artemisinin and Artemisia annua extracts in experimentally infected chickens and turkeys
Thoefner, Ida , Liebhart, D., Hess, M., Schou, T. W., Hess, C., Ivarsen, E., Fretté, X. C., Christensen, L. P., Grevsen, K., Engberg, R. M. & Christensen, Jens Peter, 6 Jul 2012. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
Antihistomonal effect of artemisinin and Artemisia annua extracts in experimentally infected turkeys
Thoefner, Ida , Liebhart, D., Hess, M., Schou, T. W., Hess, C., Ivarsen, E., Fretté, X. C., Christensen, L. P., Grevsen, K., Engberg, R. M. & Christensen, Jens Peter, 2012, 9th International Symposium on Turkey Diseases. Hafez, H. M. (ed.). Berlin: Mensch und Buch Verlag, p. 222-229 8 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- Published
Antihistomonal effects of artemisinin and Artemisia annua extracts in vitro could not be confirmed by in vivo experiments in turkeys and chickens
Thoefner, Ida , Liebhart, D., Hess, M., Schou, T. W., Hess, C., Ivarsen, E., Fretté, X., Christensen, L. P., Grevsen, K., Engberg, R. G. & Christensen, Jens Peter, 2012, In: Avian Pathology. 41, 5, p. 487-496 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Anvendelse af probiotika før klækning
Poulsen, Louise Ladefoged, Sandvang, D., Dencker, M., Juul, J. & Thoefner, Ida , 2022, In: Dansk Erhvervsfjerkrae. 51, 3, p. 62-65 4 p.Research output: Contribution to journal › Journal article › Research
- Published
Assessment of automated assays for serum amyloid A, haptoglobin (PIT54) and basic biochemistry in broiler breeders experimentally infected with Escherichia coli
Kromann, Sofie, Olsen, Rikke Heidemann, Bojesen, Anders Miki, Jensen, Henrik Elvang & Thoefner, Ida , 2022, In: Veterinary Research. 53, 1, 7 p., 25.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bacterial diseases in poultry
Thoefner, Ida & Christensen, Jens Peter, 2021, Advancements and Technologies in Pig and Poultry Bacterial Disease Control. Academic Press, p. 199-227Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
Beskytter E. coli autovacciner mod æggeleder- og bughindebetændelse under eksperimentelle forhold?
Thoefner, Ida , Ronco, T., Christensen, Jens Peter, Pedersen, K. & Olsen, Rikke Heidemann, 2016, In: Dansk Erhvervsfjerkrae. 45, 11, p. 42-45Research output: Contribution to journal › Journal article › Research
- Published
Brug af mobilt røntgenapparat til at bestemme forekomsten af brystbensfrakturer hos produktionshøner
Knorr Jensen, S., Christensen, Jens Peter & Thoefner, Ida , 2023, In: Dansk Erhvervsfjerkrae. 52, 1, p. 38-40 3 p.Research output: Contribution to journal › Journal article › Research
- Published
Brystbensfrakturer hos konsumægshøns –status på de sidste års danske undersøgelser
Christensen, Jens Peter, Hougen, H. P., Villa, Chiara, Dahl, J., Sejonaite, L. & Thoefner, Ida , Feb 2021, In: Dansk Erhvervsfjerkrae. 50, 2, p. 60-65 6 p.Research output: Contribution to journal › Journal article › Research
- Published
CAUSES OF MORTALITY IN DANISH LAYING HENS IN NON-CAGE HOUSING SYSTEMS
Lund, Vibe Pedersen, Thoefner, Ida , Scharling, F. S., Nielsen, Liza Rosenbaum & Christensen, Jens Peter, 4 Sep 2023.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
Causes of mortality in Danish laying hens in non-cage housing systems
Lund, Vibe Pedersen, Thoefner, Ida , Scharling, F. S., Nielsen, Liza Rosenbaum & Christensen, Jens Peter, 2023, XXIInd Congress of the World Veterinary Poultry Association: Book of Abstracts. Verona, Italy: World Veterinary Poultry Association, p. 253-253 1 p. s12-07Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
Comparison and assessment of necropsy lesions in end-of-lay laying hens from different housing systems in Denmark
Wang, C., Pors, S. E., Christensen, Jens Peter, Bojesen, Anders Miki & Thoefner, Ida , 2020, In: Poultry Science. 99, 1, p. 119-128Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Correlation between footpad lesions and systemic bacterial infections in broiler breeders
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, 2019, In: Veterinary Research. 50, 1, 5 p., 38.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
Development of an aerogenous Escherichia coli infection model in adult broiler breeders
Kromann, Sofie, Olsen, Rikke Heidemann, Bojesen, Anders Miki, Jensen, Henrik Elvang & Thoefner, Ida , 2021, In: Scientific Reports. 11, 15 p., 19556.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Differences in susceptibility to experimental Enterococcus cecorum infections in broilers and adult broiler breeders
Thoefner, Ida , Emdrup, J. H. & Christensen, Jens Peter, 2017.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
Draft Genome Sequences of Two Avian Pathogenic Escherichia coli Strains of Clinical Importance, E44 and E51
Ronco, T., Stegger, M., Andersen, P. S., Pedersen, K., Li, L., Thoefner, Ida & Olsen, Rikke Heidemann, 2016, In: Genome Announcements. 4, 4, 2 p., e00768-16.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Draft genome sequences of five clinical Enterococcus cecorum strains isolated from different poultry species in Poland
Dolka, B., Olsen, Rikke Heidemann, Thoefner, Ida & Christensen, Jens Peter, 2015, In: Genome Announcements. 3, 5, 2 p., e01085-15.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Draft genome sequences of three Escherichia coli strains with different In Vivo pathogenicities in an avian (Ascending) infection model of the oviduct
Olsen, Rikke Heidemann, Thoefner, Ida , Pors, S. E., Christensen, Henrik, Bisgaard, M. & Christensen, Jens Peter, 2015, In: Genome Announcements. 3, 3, 2 p., e00399-15 .Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Draft genome sequences of two commensal Enterococcus cecorum strains isolated from chickens in Belgium
Dolka, B., Boyen, F., Butaye, P., Olsen, Rikke Heidemann, Thoefner, Ida & Christensen, Jens Peter, 24 Sep 2015, In: Genome Announcements. 3, 5, 2 p., e01108-15.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dramatic increase in slaughter condemnations due to Escherichia coli ST23 and ST101 within the Danish broiler production
Kromann, Sofie, Baig, S., Olsen, Rikke Heidemann, Edslev, S. M., Thoefner, Ida , Bojesen, Anders Miki, Jensen, Henrik Elvang & Stegger, M., 2023, In: Veterinary Microbiology. 280, 109696.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
EVERI: Øget fokus på veterinær beskæftigelse i industri og forskning
Hald, M. O., Gantzhorn, M. R., Thoefner, Ida , Fossing, C., Pedersen , B., Palshof, H. K. & Markussen, M., 2023, In: Dansk Veterinaertidsskrift. 2023, 1, p. 12-12 1 p.Research output: Contribution to journal › Comment/debate › Communication
- Published
Effect of live attenuated Escherichia coli vaccination on experimentally induced salpingitis in layers
Thoefner, Ida & Christensen, Jens Peter, 2018, MedVetPathogens 2018: 5th Prato Conference on Animal Bacterial Pathogens. Italy, p. 33 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
Effects of Sweet wormwood (Artemisia annua) on clinical histomonosis and coccidiosis using experimental poultry infections
Thoefner, Ida , 2013, Department of Veterinary Disease Biology, Faculty of Health and Medical Sciences, University of Copenhagen. 129 p.Research output: Book/Report › Ph.D. thesis › Research
- Published
Effects of artemisinin and Artemisia annua extracts on xenic bacteria isolated from clonal cultures of Histomonas meleagridis.
Thoefner, Ida , Hess, C., Liebhart, D., Hess, M., Schou, T. W., Ivarsen, E., Fretté, X. C., Christensen, L. P., Grevsen, K., Engberg, R. M. & Christensen, Jens Peter, 2012.Research output: Contribution to conference › Poster › Research
- Published
Endocrine disrupting compounds: effect of octylphenol on reproduction over three generations
Bøgh, I. B., Christensen, P., Dantzer, V., Groot, M., Thoefner, Ida , Rasmussen, R. K., Schmidt, M. & Greve, T., 2001, In: Theriogenology. 55, 1, p. 131-50 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Enterococcus cecorum: undersøgelser af smittemåde og sygdomsudvikling
Christensen, Jens Peter, Emdrup, J. H. & Thoefner, Ida , May 2017, In: Dansk Erhvervsfjerkrae. 46, 5, p. 46-49 3 p.Research output: Contribution to journal › Journal article › Research
- Published
Escherichia coli in industrial poultry production: aspects of transmission and disease development
Christensen, Jens Peter, Pors, S. E., Papasolomontos, S., Poulsen, Louise Ladefoged, Thoefner, Ida , Olsen, Rikke Heidemann, Christensen, Henrik & Bisgaard, M., Jun 2016, 16th International Conference on Production Diseases in Farm Animals: Book of abstracts. Wageningen Academic Publishers, p. 140 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
- Published
Estimates on the significance of chronic E.coli infections of the reproductive tract in laying hens
Thoefner, Ida & Christensen, Jens Peter, 2018, The XVth European Poultry Conference: Conference information and proceedings. Croatian branch of the World's Poultry Science Association, p. 181 1 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Et nyt dyrevelfærdsprodukt: Æg uden kyllingedrab
Sandøe, Peter & Thoefner, Ida , 2019, In: Dansk Erhvervsfjerkrae. 48, 3, p. 28-29 2 p.Research output: Contribution to journal › Journal article › Communication
- Published
Evaluation of the efficacy of an autogenous Escherichia coli vaccine in broiler breeders
Li, L., Thoefner, Ida , Christensen, Jens Peter, Ronco, T., Pedersen, K. & Olsen, Rikke Heidemann, Jun 2017, In: Avian pathology : journal of the W.V.P.A. 46, 3, p. 300-308 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Experimental chronic E.coli oviduct infections in egg laying hens
Thoefner, Ida & Christensen, Jens Peter, 2018, p. 45. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
Experimental induced avian E. coli salpingitis: significant impact of strain and host factors on the clinical and pathological outcome
Olsen, Rikke Heidemann, Thoefner, Ida , Pors, S. E., Pires dos Santos, T. M. S. & Christensen, Jens Peter, 2016, In: Veterinary Microbiology. 188, p. 59-66 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
Hepatic toxicity of artemisinin in turkeys
Thoefner, Ida , Larsen, J. O., Nielsen, O. L., Liebhart, D., Hess, M., Schou, T. W., Hess, C., Ivarsen, E., Fretté, X. C., Christensen, L. P., Mogensen, J., Nielsen, K. F., Grevsen, K., Engberg, R. M. & Christensen, Jens Peter, 2013, 18th World Veterinary Poultry Association Congress: Proceedings. p. 723 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
Histomorphological characterization of keel bone maturation and keel bone fractures in laying hens
Gretarsson, P., Thoefner, Ida , Moe, R. O., Kittelsen, K. K. & Toftaker, I., 2023, XXIInd Congress of the World Veterinary Poultry Association: Book of Abstracts. Verona, Italy: World Veterinary Poultry Association, p. 229-229 1 p. S9-O3Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
- Published
Hydrostatic filtration enables large-scale production of outer membrane vesicles that effectively protect chickens against gallibacterium anatis
Antenucci, F., Arak, H., Gao, J., Allahgadry, T., Thoefner, Ida & Bojesen, Anders Miki, 2020, In: Vaccines. 8, 1, 40.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Impact of egg disinfection of hatching eggs on the eggshell microbiome and bacterial load
Olsen, Rikke Heidemann, Kudirkiene, E., Thoefner, Ida , Pors, S., Karlskov-Mortensen, Peter, Li, L., Papasolomontos, S., Angastiniotou, C. & Christensen, Jens Peter, Nov 2017, In: Poultry Science. 96, 11, p. 3901-3911Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Infections with Gram positive cocci in broiler breeders: significance and prevalence
Thoefner, Ida , Poulsen, Louise Ladefoged, Olsen, Rikke Heidemann, Christensen, Henrik, Bisgaard, M. & Christensen, Jens Peter, Jun 2016, 16th International Conference on Production Diseases in Farm Animals: Book of abstracts. Wageningen, Netherlands: Wageningen Academic Publishers, p. 141-141 1 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Infectious potential of human derived uropathogenic Escherichia coli UTI86 in the reproductive tract of laying hens
Mortensen, S., Johansen, A. E., Thoefner, Ida , Christensen, Jens Peter, Pors, S. E., Fresno, A. H., Møller-Jensen, J. & Olsen, John Elmerdahl, 2019, In: Veterinary Microbiology. 239, 108445.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Interaction differences of the avian host-specific salmonella enterica serovar gallinarum, the host-generalist S. Typhimurium, and the cattle host-adapted S. Dublin with chicken primary macrophage
Huang, K., Herrero-Fresno, A., Thoefner, Ida , Skov, Søren & Olsen, John Elmerdahl, 2019, In: Infection and Immunity. 87, 12, e00552-19.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 19802078
Most downloads
-
1844
downloads
Hepatic toxicity of artemisinin in turkeys
Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
Published -
1672
downloads
Protective effects of artemisinin and Artemisia annua extracts on clinical caecal coccidiosis in broiler chickens
Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
Published -
1418
downloads
Effects of artemisinin and Artemisia annua extracts on xenic bacteria isolated from clonal cultures of Histomonas meleagridis.
Research output: Contribution to conference › Poster › Research
Published