PD Dr. med. vet. Harald Michael Hammon
Research interests
- Metabolic and endocrine regulation of growth, development and energy metabolism in cattle
- Dairy nutrition (calf, cow)
Curriculum Vitae
- 04/2004-present:
Senior Scientist and deputy head at the Institute of Nutritional Physiology (“Oskar-Kellner)”, Leibniz Institute for Farm Animal Biology (FBN), Dummerstorf, Germany; Head of the Endocrine Metabolic Regulation Unit - 04/1998-03/2004: Scientist at the Division of Nutrition Pathology, Institute of Animal Breeding, University of Bern, Switzerland
- 12/2003: Habilitation in Animal Physiology at the University of Bern, Venia docendi for Animal Physiology
- 09/2001-05/2002: Residence at the Department of Animal Science, Purdue University, IN, US
- 01/1994-03/1998: Post Doc at the Division of Nutrition Pathology, Institute of Animal Breeding, University of Bern, Switzerland
- 02/1993-12/1993: Veterinary practice (large animals), Feuchtwangen, Germany
- 04/1991-12/1992: Doctoral Thesis at the Division of Nutrition Pathology, Institute of Animal Breeding, University of Bern, Switzerland
- 09.01.1991: Approbation as veterinary doctor
- 1985-1990: Study of veterinary medicine at the Ludwig-Maximilian-University of Munich
Teaching
Physiology and anatomy in farm animals and metabolic performance at the Faculty of Agricultural and Environmental Sciences (AUF), University of Rostock
Publications
Koch, F.; Derno, M.; Langhammer, M.; Tuchscherer, A.; Hammon, H. M.; Mielenz, M.; Metges, C. C.; Kuhla, B. (2021):
A high-protein diet containing inulin/oligofructose supports body weight gain associated with lower energy expenditure and carbohydrate oxidation, and alters faecal microbiota in C57BL/6 mice. J NUTR SCI 10: e50, 1-10
https://doi.org/10.1017/jns.2021.42
Kennedy, K. M.; Becker, D.; Hammon, H. M.; Kuhla, B. (2021):
Differences in net fat oxidation, heat production and liver mitochondrial DNA copy number between high and low feed efficient dairy cows. J Dairy Sci 104 (8): 9287-9303
https://doi.org/10.3168/jds.2020-20031
Ghaffari, M. H.; Sadri, H.; Steinhoff-Wagner, J.; Hammon, H. M.; Sauerwein, H. (2021):
Effects of colostrum feeding on the mRNA abundance of genes related to toll-like receptors, key antimicrobial defense molecules, and tight junctions in the small intestine of neonatal dairy calves. J Dairy Sci 104 (9): 10363-10373
https://doi.org/10.3168/jds.2021-20386
Daddam, J.; Hammon, H. M.; Tröscher, A.; Vogel, L.; Gnott, M.; Kra, G.; Levin, Y.; Sauerwein, H.; Zachut, M. (2021):
Phosphoproteomic Analysis of Subcutaneous and Omental Adipose Tissue Reveals Increased Lipid Turnover in Dairy Cows Supplemented with Conjugated Linoleic Acid. Int J Mol Sci 22: 3227, 1-25
https://doi.org/10.3390/ijms22063227
Vogel, L.; Gnott, M.; Kröger-Koch, C.; Görs, S.; Weitzel, J. M.; Kanitz, E.; Hoeflich, A.; Tuchscherer, A.; Tröscher, A.; Gross, J.; Bruckmaier, R. M.; Starke, S.; Bachmann, L.; Hammon, H. M. (2021):
Glucose metabolism and the somatotropic axis in dairy cows after abomasal infusion of essential fatty acids together with conjugated linoleic acid during late gestation and early lactation. J Dairy Sci 104: 3646-3664
https://doi.org//10.3168/jds.2020-19321
Uken, K. L.; Schäff, C. T.; Vogel, L.; Gnott, M.; Dannenberger, D.; Görs, S.; Tuchscherer, A.; Tröscher, A.; Liermann, W.; Hammon, H. M. (2021):
Modulation of colostrum composition and fatty acid status in neonatal calves by maternal supplementation with essential fatty acids and conjugated linoleic acid starting in late lactation. J Dairy Sci 104 (4): 4950-4969
https://doi.org//10.3168/jds.2020-19627
Ghaffari, M. H.; Hammon, H. M.; Frieten, D.; Gerbert, C.; Dusel, G.; Koch, C. (2020):
Effects of milk replacer (MR) meal size on feed intake, growth performance, and blood metabolites and hormones of calves fed MR with or without butyrate ad libitum: A cluster-analytic approach. J Dairy Sci 104 (4): 4650-4664
https://doi.org/10.3168/jds.2020-18626
Vogel, L.; Gnott, M.; Kröger-Koch, C.; Görs, S.; Tröscher, A.; Starke, S.; Derno, M.; Bachmann, L.; Hammon, H. M. (2020):
Effect of conjugated linoleic acid and α-linolenic acid on performance and whole body energy metabolism of dairy cows fed a diet with reduced n-3 fatty acid content during late pregnancy and early lactation. In: Tagung der DVG-Fachgruppe Physiologie und Biochemie, Leipzig, 18. bis 20. März 2020 DVG Service, Gießen (978-3-86345-527-9): 11-14
Sadri, H.; Getachew, B.; Ghaffari, M. H.; Hammon, H. M.; Steinhoff-Wagner, J.; Sauerwein, H. (2020):
Short Communication: Plasma concentration and tissue mRNA expression of haptoglobin in neonatal calves. J Dairy Sci 103 (7): 6684-6691
https://doi.org/10.3168/jds.2020-18218
Ghaffari, M. H.; Sadri, H.; Hammon, H. M.; Steinhoff-Wagner, J.; Hensch, N.; Sauerwein, H. (2020):
Colostrum versus formula: Effects on mRNA expression of genes related to branched-chain amino acid metabolism in neonatal dairy calves. J Dairy Sci 103 (10): 9656-9666
https://doi.org/10.3168/jds.2020-18429
Haubold, S. S.; Kröger-Koch, C.; Tuchscherer, A.; Kanitz, E.; Weitzel, J. M.; Hoeflich, A.; Starke, S.; Tröscher, A.; Sauerwein, H.; Hammon, H. M. (2020):
Effects of a combined essential fatty acid and conjugated linoleic acid abomasal infusion on metabolic and endocrine traits, including the somatotropic axis, in dairy cows. J Dairy Sci 103 (12): 12069-12082
https://doi.org/10.3168/jds.2020-18569
Gnott, M.; Vogel, L.; Kröger-Koch, C.; Dannenberger, D.; Tuchscherer, A.; Tröscher, A.; Trevisi, E.; Stefaniak, T.; Jawor, P.; Starke, S.; Mielenz, M.; Bachmann, L.; Hammon, H. M. (2020):
Changes in fatty acids in plasma and association with the inflammatory response in dairy cows abomasally infused with essential fatty acids and conjugated linoleic acid during late and early lactation. J Dairy Sci 103 (12): 11889-11910
https://doi.org/10.3168/jds.2020-18735
Vogel, L.; Gnott, M.; Kröger-Koch, C.; Dannenberger, D.; Tuchscherer, A.; Tröscher, A.; Kienberger, H.; Rychlik, M.; Starke, S.; Bachmann, L.; Hammon, H. M. (2020):
Effects of abomasal infusion of essential fatty acids together with conjugated linoleic acid in late and early lactation on performance, milk and body composition, and plasma metabolites in dairy cows. J Dairy Sci 103 (8): 7431-7450
https://doi.org/10.3168/jds.2019-18065
Liermann, W.; Viergutz, T.; Uken, K. L.; Vogel, L.; Gnott, M.; Dannenberger, D.; Tuchscherer, A.; Kienberger, H.; Rychlik, M.; Tröscher, A.; Hammon, H. M. (2020):
Influences of maternal conjugated linoleic acid and essential fatty acid supply during late pregnancy and early lactation on T and B cell subsets in mesenteric lymph nodes and the small intestine of neonatal calves. Front Vet Sci 7: 604452, 1-8
https://doi.org/10.3389/fvets.2020.604452
Wenge-Dangschat, J.; Steinhöfel, I.; Coenen, M.; Tuchscherer, A.; Hammon, H. M.; Bachmann, L. (2020):
Changes in fluid and acid-base status of diarrheic calves on different oral rehydration regimen. J Dairy Sci 103 (11): 10446-10458
https://doi.org/10.3168/jds.2020-18245
Dahl, N.; Albrecht, E.; Dannenberger, D.; Uken, K. L.; Hammon, H. M.; Maak, S. (2020):
Consequences of maternal essential fatty acid and conjugated linoleic acid supplementation on the development of calf muscle and adipose tissue. Animals-Basel 10 (9): 1598, 1-18
https://doi.org/10.3390/ani10091598
Nolte, W.; Weikard, R.; Brunner, R. M.; Albrecht, E.; Hammon, H. M.; Reverter, A.; Kühn, C. (2020):
Identification and annotation of potential function of regulatory antisense long non-coding RNAs related to feed efficiency in Bos taurus bulls. Int J Mol Sci 21 (9): 3292,1-14
https://doi.org/10.3390/ijms21093292
Sharma, A.; Baddela, V. S.; Roettgen, V.; Vernunft, A.; Viergutz, T.; Dannenberger, D.; Hammon, H. M.; Schoen, J.; Vanselow, J. (2020):
Effects of dietary fatty acids on bovine oocyte competence and granulosa cells. Front Endocrinol 11: 87, 1-12
https://doi.org/10.3389/fendo.2020.00087
Liermann, W.; Schäff, C. T.; Gruse, J.; Derno, M.; Weitzel, J. M.; Kanitz, E.; Otten, W.; Höflich, A.; Stefaniak, T.; Sauerwein, H.; Bruckmaier, R. M.; Gross, J.; Hammon, H. M. (2020):
Effects of colostrum instead of formula feeding for the first two days post natum on whole body energy metabolism and its endocrine control in neonatal calves. J Dairy Sci 103 (4): 3577-3598
https://doi.org/10.3168/jds.2019-17708
Haubold, S. S.; Kröger-Koch, C.; Starke, S.; Tuchscherer, A.; Tröscher, A.; Kienberger, H.; Rychlik, M.; Bernabucci, U.; Trevesi, E.; Hammon, H. M. (2020):
Effects of abomasal infusion of essential fatty acids and conjugated linoleic acid on performance and fatty acid, antioxidative, and inflammatory status in dairy cows. J Dairy Sci 103 (1): 972-991
https://doi.org/10.3168/jds.2019-17135