PD Dr. med. vet. Harald Michael Hammon

+49 38208 68-693
Research Institute for Farm Animal Biology (FBN)
Institute of Nutritional Physiology "Oskar Kellner"
Endocrine Metabolic Regulation Unit
Wilhelm-Stahl-Allee 2
18196 Dummerstorf

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

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
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
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
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
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
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
Uken, K. L.; Schäff, C. T.; Vogel, L.; Gnott, M.; Dannenberger, D.; Görs, S.; Tuchscherer, A.; Tröscher, A.; Liermann, W.; Hammon, H. M. (2020):
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
Erdmann, S.; Derno, M.; Schäff, C. T.; Börner, S.; Kautzsch, U.; Kuhla, B.; Hammon, H. M.; Tuchscherer, A.; Röntgen, M. (2019):
Comparative analyses of estimated and calorimetrically determined energy balance in high-yielding dairy cows. J Dairy Sci 102 (5): 4002-4013
https://doi.org/10.3168/jds.2018-15017
Liu, Y; Albrecht, E.; Dannenberger, D.; Hammon, H. M.; Kühn, Ch.; Sauerwein, H.; Yang, R; Zhao, Z; Maak, S. (2019):
Retinol binding protein 4 abundance in plasma and tissues is related to body fat deposition in cattle. Sci Rep-UK 9: 8056, 1-13
https://doi.org/10.1038/s41598-019-44508-4
Heimes, A.; Brodhagen, J.; Weikard, R.; Hammon, H. M.; Meyerholz, M. M.; Petzl, W.; Zerbe, H.; Engelmann, S.; Schmicke, M.; Hoedemaker, M.; Schubert, H-J; Kühn, Ch. (2019):
Characterization of functional traits with focus on udder health in heifers with divergent paternally inherited haplotypes on BTA18. BMC Vet Res 15 (1): 241, 1-11
https://doi.org/10.1186/s12917-019-1988-4
Revskij, D.; Haubold, S. S.; Viergutz, T.; Kröger-Koch, C.; Tuchscherer, A.; Kirchberger, H.S.; Rychlik, M.; Tröscher, A.; Hammon, H. M.; Schuberth, H.-J.; Mielenz, M. (2019):
Dietary fatty acids affect red blood cell membrane composition and red blood cell ATP release in dairy cows. Int J Mol Sci 20: 2769, 1-19
https://doi.org/10.3390/ijms20112769
Nolte, W.; Weikard, R.; Brunner, R. M.; Albrecht, E.; Hammon, H. M.; Kühn, Ch. (2019):
Biological network approach for the identification of regulatory long non-coding RNAs associated with metabolic efficiency in cattle. Front Genet 10: 1130, 1-19
https://doi.org/10.3389/fgene2019.01130
Koch, C.; Gerbert, C.; Frieten, D.; Dusel, G.; Eder, K.; Zitnan, R.; Hammon, H. M. (2019):
Effects of ad libitum milk replacer feeding and butyrate supplementation on the epithelial growth and development of the gastrointestinal tract in Holstein calves. J Dairy Sci 102 (9): 8513-8526
https://doi.org/10.3168/jds.2019-16328
Hammon, H. M.; Koch, C. (2019):
Eine intensive Milchfütterung in der Kälberaufzucht ist eine Investition in die Zukunft. In: Kälberaufzucht – Aspekte verschiedener Nutzungsformen (Nutztierhaltung im Fokus , Herbst 2019) (ISBN 978-3-9524555-7-9): 6-8
Schäff, C. T.; Gruse, J.; Maciej, J.; Pfuhl, R.; Zitnan, R.; Rajsky, M.; Hammon, H. M. (2018):
Effects of feeding unlimited amounts of milk replacer for the first five weeks of age on rumen and small intestinal growth and development in dairy calves. J Dairy Sci 101 (1): 783-793
https://doi.org/10.3168/jds.2017-13247
Frieten, D.; Gerbert, C.; Koch, C.; Dusel, G.; Eder, K.; Hoeflich, A.; Mielenz, B.; Hammon, H. M. (2018):
Influence of ad libitum milk replacer feeding and butyrate supplementation on the systemic and hepatic insulin-like growth factor I and its binding proteins in Holstein calves. J Dairy Sci 101 (2): 1661-1672
https://doi.org/10.3168/jds.2017-13603
Erdmann, S.; Mohr, E.; Derno, M.; Tuchscherer, A.; Schäff, C. T.; Börner, S.; Kautzsch, U.; Kuhla, B.; Hammon, H. M.; Röntgen, M. (2018):
Indices of heart rate variability as potential early markers of metabolic stress and compromised regulatory capacity in dried-off high-yielding dairy cows. Animal 12 (7): 1451-1461
https://doi.org/10.1017/S1751731117002725
Hammon, H. M.; Frieten, D.; Gerbert, C.; Koch, C.; Dusel, G.; Weikard, R.; Kühn, Ch. (2018):
Different milk diets have substantial effects on the jejunal mucosal immune system of pre-weaning calves, as demonstrated by whole transcriptome sequencing. Sci Rep-UK 8: 1693, 1-14
https://doi.org/10.1038/s41598-018-19954-2
Weikard, R.; Hadlich, F.; Hammon, H. M.; Frieten, D.; Gerbert, C.; Koch, C.; Dusel, G.; Kühn, Ch. (2018):
Long noncoding RNAs are associated with metabolic and cellular processes in the jejunum mucosa of pre-weaning calves in response to different diets. Oncotarget 9 (30): 21052-21069
https://doi.org/10.18632/oncotarget.24898