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Emilio Mauricio Ungerfeld

Investigador

INSTITUTO NACIONAL DE INVESTIGACIONES AGROPECUARIAS

Vilcún, Chile

Nutrición de rumiantes y microbiología del rumen

Ciencia Animal, MICHIGAN STATE UNIVERSITY. Estados Unidos, 2003
Nutrición Animal, University of Aberdeen. Reino Unido, 1998
Agronomía, Universidad de la República. Uruguay, 1991

Postdoctoral fellow Full Time

UNIVERSITY OF MARYLAND

College Park, MD, Estados Unidos

2004 - 2008
Postdoctoral fellow Full Time

AGRICULTURE AND AGRI-FOOD CANADA

Lethbridge, AB, Canada

2008 - 2011


Effects of ratios of yak to cattle inocula on methane production and fiber digestion in rumen in vitro cultures Wang W.; Guo W.; Jiao J.; Ungerfeld E.M.; Jing X.; Huang X.; Degen, A. Allan; Li Y.; Bi S.; Long R. Article ISI SCOPUS Journal of Integrative Agriculture (2025)
Feed additives for methane mitigation: A guideline to uncover the mode of action of antimethanogenic feed additives for ruminants Belanche, Alejandro; Bannink, Andre; Dijkstra, Jan; Durmic, Zoey; Garcia, Florencia; Santos, Fernanda G.; Huws, Sharon; Jeyanathan, Jeyamalar; Lund, Peter; Mackie, Roderick I.; et al. Article ISI SCOPUS Journal of Dairy Science (2025)
Feed additives for methane mitigation: Recommendations for identification and selection of bioactive compounds to develop antimethanogenic feed additives Durmic, Zoey; Duin, Evert C.; Bannink, Andre; Belanche, Alejandro; Carbone, Vincenzo; Carro, M. Dolores; Crusemann, Max; Fievez, Veerle; Garcia, Florencia; Hristov, Alex; et al. Article ISI SCOPUS Journal of Dairy Science (2025)
Feed additives for methane mitigation: Recommendations for testing enteric methane-mitigating feed additives in ruminant studies Hristov, Alexander N.; Bannink, Andre; Battelli, Marco; Belanche, Alejandro; Sanz, M. Cecilia Cajarville; Fernandez-Turren, Gonzalo; Garcia, Florencia; Jonker, Arjan; Kenny, David A.; Lind, Vibeke; et al. Article ISI SCOPUS Journal of Dairy Science (2025)
Improved prediction by enteric methane emission models in ruminant production systems by integrating climate classification Akinropo, T. F.; Ricci P.; Faverin, C; Ciganda, V.; Munoz, C; Ungerfeld E.; Urrutia, N; Rodriguez R.; Morgavi, D. P.; Eugene, M. Article ISI SCOPUS Animal (2025)
Interaction Between Ruminal Acetate Infusion and Diet Fermentability on Milk Fat Production in Dairy Cows Urrutia, Natalie L.; Muñoz, Camila; Ungerfeld, Emilio M.; Cisterna, Claudia; Harvatine, Kevin J. Article ISI SCOPUS ANIMALS (2025)
Metabolic versatility enables acetogens to colonize ruminants with diet-driven niche partitioning Li Q.S.; Wang R.; Zhou X.; Li, SY; Zhang, SZ; Zhang X.M.; Wang, WX; Jiao J.Z.; Janssen, PH; Ungerfeld E.M.; et al. Article ISI SCOPUS ISME Journal (2025)
Reductive acetogenesis is a dominant process in the ruminant hindgut Li, Qiushuang; Huo, Jiabin; Ni, Gaofeng; Zhang, Fan; Zhang, Shizhe; Zhang, Xiumin; Wang, Rong; Jiao, Jinzhen; Yu, Zhongtang; Pu, Xuanxuan; et al. Article ISI SCOPUS Microbiome (2025)
Research on enteric methane mitigation in Chile: Ten years of scientific insights Ungerfeld, Emilio M.; Muñoz, Camila; Urrutia, Natalie L.; Avila, Jorge; Keim, Juan Pablo Article ISI SCOPUS Austral Journal of Veterinary Sciences (2025)
Volatile Cues from Fresh Cattle Dung Can Drive Horn Fly Egg-Laying and Fecal Attraction to Horn Flies, Haematobia irritans (Diptera: Muscidae) Espinoza, Javier; Soto, Isabel; Arriagada, Joaquin; Lizama, Marcelo; Aninao, Nehuen; Aninir, Washington; Ungerfeld, Emilio M.; Chacón-Fuentes, Manuel; Quiroz, Andres Article ISI SCOPUS Insects (2025)
Biological consequences of the inhibition of rumen methanogenesis Ungerfeld E.M.; Pitta, D. Article WOS Core ANIMAL (2024)
Distinct microbial hydrogen and reductant disposal pathways explain interbreed variations in ruminant methane yield Li, Qiushuang; Ma, Zhi-Yuan; Huo, Jiabin; Zhang, Xiumin; Wang, Rong; Zhang, Shizhe; Jiao, Jinzhen; Dong, Xiyang; Janssen, Peter H.; Ungerfeld, Emilio M.; et al. Article ISI SCOPUS ISME Journal (2024)
Effect of combining the methanogenesis inhibitor 3-nitrooxypropanol and cottonseeds on methane emissions, feed intake, and milk production of grazing dairy cows Munoz, I. A.; Ungerfeld, E. M. Article ISI SCOPUS Animal (2024)
Effects of Active Dry Yeast Supplementation in In Vitro and In Vivo Nutrient Digestibility, Rumen Fermentation, and Bacterial Community Liu, Haitao; Li, Fei; Ma, Zhi-Yuan; Ma, Miaomiao; Ungerfeld, Emilio; Zhang, Zhian; Weng, Xiuxiu; Liu, Baocang; Deng, Xiaoyu; Guo, Liqing Article ISI SCOPUS Animals (2024)
Effects of an essential oil blend rich in cinnamaldehyde and carvacrol on rumen biohydrogenation and fatty acid profile in the longissimus lumborum of growing lambs Ma, Zhi-Yuan; Meng, Yarong; Li, Fei; Ungerfeld, Emilio; Lv, Jirong; Liu, Baocang; Li, Shirong; Wang, Xinji Article ISI SCOPUS Journal of the Science of Food and Agriculture (2024)
Effects of type of substrate and dilution rate on fermentation in serial rumen mixed cultures Scorcione, M. Carolina; Lagos-Pailla, Lorena; Cerda, Cristian Article ISI SCOPUS FRONTIERS IN MICROBIOLOGY (2024)
Exploring the combination of Asparagopsis taxiformis and phloroglucinol to decrease rumen methanogenesis and redirect hydrogen production in goats Romero, Pedro; Ungerfeld, Emilio M.; Popova, Milka; Morgavi, Diego P.; Yanez-Ruiz, David R.; Belanche, Alejandro Article ISI SCOPUS Animal Feed Science and Technology (2024)
Editorial: Rising stars in systems microbiology: 2021 Puniya, Anil Kumar; Griffith, Gareth Wyn; Ungerfeld, Emilio M. Article ISI SCOPUS FRONTIERS IN MICROBIOLOGY (2023)
Effects of supplementing a yeast culture in a pelleted total mixed ration on fiber degradation, fermentation parameters, and the bacterial community in the rumen of sheep Wang, Xuan; Li, Fei; Zhang, Nana; Ungerfeld, Emilio; Guo, Long; Zhang, Xiumin; Wang, Min; Ma, Zhi-Yuan Article ISI SCOPUS Animal Feed Science and Technology (2023)
Evaluating the effect of phenolic compounds as hydrogen acceptors when ruminal methanogenesis is inhibited in vitro-Part 1. Dairy cows Huang R.; Romero P.; Belanche, A.; Ungerfeld, E. M.; Yanez-Ruiz, D.; Morgavi, D. P.; Popova, M. Article ISI SCOPUS Animal (2023)
Evaluating the effect of phenolic compounds as hydrogen acceptors when ruminal methanogenesis is inhibited in vitro-Part 2. Dairy goats Romero P.; Huang R.; Jimenez E.; Palma-Hidalgo, J. M.; Ungerfeld, E. M.; Popova, M.; Morgavi, D. P.; Belanche, A.; Yanez-Ruiz, D. R. Article ISI SCOPUS Animal (2023)
Rumen microbiome: interacting with host genetics, dietary nutrients metabolism, animal production, and environment Xu, Qingbiao; Ungerfeld, Emilio M.; Morgavi, Diego P.; Waters, Sinead M.; Liu, Jinxin; Du, Wenjuan; Zhao, Shengguo Article ISI SCOPUS FRONTIERS IN MICROBIOLOGY (2023)
3-Nitrooxypropanol substantially decreased methane emissions of dairy cows fed true protein- or urea-containing diets GARCÍA, MF.; Munoz, C; Martínez-Ferrer, J.; Urrutia N.L.; Martinez, ED; Saldivia M.; Immig, Irmgard; Kindermann, Maik; Walker N.; Ungerfeld E.M. Article WOS Core Collection HELIYON (2022)
Current Perspectives on Achieving Pronounced Enteric Methane Mitigation From Ruminant Production Ungerfeld E.M.; Beauchemin K.A.; Muñoz, CM Article Web of Science Emerging Sources Citation Index Frontiers in Animal Science (2022)
Dietary selection of metabolically distinct microorganisms drives hydrogen metabolism in ruminants Li, Qiu Shuang; Wang, Rong; Ma, Zhi Yuan; Zhang, Xiu Min; Jiao, Jin Zhen; Zhang, Zhi Gang; Ungerfeld, Emilio M.; Yi, Kang Le; Zhang, Bai Zhong; Long, Liang; et al. Article ISI SCOPUS ISME Journal (2022)
Effect of Lactobacillus plantarum Inoculation on Chemical Composition, Fermentation, and Bacterial Community Composition of Ensiled Sweet Corn Whole Plant or Stover Ma, Zhi-Yuan; Ungerfeld, Emilio; Ouyang, Zhu; Zhou, Xiao-Ling; Han, Xue-Feng; Zeng, Yan-Qin; Tan, Zhi-Liang Article ISI SCOPUS Fermentation (2022)
Feeding strategies to mitigate enteric methane emission from ruminants in grassland systems Vargas, J.; Ungerfeld E.M.; Munoz, C; Dilorenzo N. Article WOS Core Collection ANIMALS (2022)
Opportunities and hurdles to the adoption and enhanced efficacy of feed additives towards pronounced mitigation of enteric methane emissions from ruminant livestock Ungerfeld E.M. Article BibCnrs Methane (2022)
Supplementation of Rumen-Protected Glucose Increased the Risk of Disturbance of Hepatic Metabolism in Early Postpartum Holstein Cows Ma, Zhi-Yuan; Fang, Luoyun; Ungerfeld, Emilio; Li, Xiaopeng; Zhou, Chuanshe; Tan, Zhi-Liang; Jiang, Linshu; Han, Xue-Feng Article ISI SCOPUS Antioxidants (2022)
Validation of grass metabolizable energy prediction equation by Garrido and Mann (1981) for dairy cows in southern Chile Camila Muï¿½oz; Soledad Salfate; Emilio M. Ungerfeld; Natalie L Urrutia; Isadora Muï¿½oz Article SCIELO (2022)
Antifeedant Effects and Repellent Activity of Loline Alkaloids from Endophyte-Infected Tall Fescue against Horn Flies, Haematobia irritans (Diptera: Muscidae) Ungerfeld, Emilio Article ISI SCOPUS Molecules (2021)
Association of fibre degradation with ruminal dissolved hydrogen in growing beef bulls fed with two types of forages Wang R.; Wang M.; Lin B.; Ma Z.Y.; Ungerfeld E.M.; Wu T.T.; Wen J.N.; Zhang X.M.; Deng J.P.; Tan Z.L. Article SCOPUS British Journal of Nutrition (2021)
Fifty years of research on rumen methanogenesis - lessons learned and future challenges for mitigation Beauchemin K.A.; Ungerfeld E.M.; Eckard, R.; Wang M. Article WOS Core Collection ANIMAL (2020)
Inhibiting Methanogenesis Stimulated de novo Synthesis of Microbial Amino Acids in Mixed Rumen Batch Cultures Growing on Starch but not on Cellulose Aedo, M. Fernanda; Martinez, Emilio D.; Saldivia, Marcelo Article ISI SCOPUS Microorganisms (2020)
Metabolic Hydrogen Flows in Rumen Fermentation: Principles and Possibilities of Interventions Ungerfeld E.M. Article SCOPUS FRONTIERS IN MICROBIOLOGY (2020)
Ratios of rumen inoculum from Tibetan and Small-tailed Han sheep influenced in vitro fermentation and digestibility Wang, Weiwei; Ungerfeld E.M.; Degen, A. Allan; Jing, Xiaoping; Guo, Wei; Zhou, Jianwei; Huang, Xiaodan; Mudassar, Shah; Shi, Fuyu; Bi, Sisi; et al. Article SCOPUS Animal Feed Science and Technology (2020)
Effects of feeding unprocessed oilseeds on methane emission, nitrogen utilization efficiency and milk fatty acid profile of lactating dairy cows Munoz, C; Sanchez R.; Peralta A.M.T.; Espíndola, S.; Yan, T; Morales R.; Ungerfeld E.M. Article Animal Feed Science and Technology (2019)
Factors associated with the content of mammary-synthesized fatty acids in milk fat: A meta-analysis VÃ¡sconez-MontÃºfar C. Article ISI SCOPUS JOURNAL OF DAIRY SCIENCE (2019)
Inhibiting Methanogenesis in Rumen Batch Cultures Did Not Increase the Recovery of Metabolic Hydrogen in Microbial Amino Acids Article ISI SCOPUS MICROORGANISMS (2019)
Effects of dietary concentrate supplementation on enteric methane emissions and performance of late lactation dairy cows Munoz, C; Herrera D.; Hube S.; Morales J.; Ungerfeld E.M. Article WOS CHILEAN JOURNAL OF AGRICULTURAL RESEARCH (2018)
Inhibition of rumen methanogenesis and ruminant productivity: A meta-analysis Article ISI SCOPUS Frontiers in Veterinary Science (2018)
Nitrate improves ammonia incorporation into rumen microbial protein in lactating dairy cows fed a low-protein diet Deng J.P.; Tan Z.L. Article ISI SCOPUS Journal of Dairy Science (2018)
Effects of pregrazing herbage mass in late spring on enteric methane emissions, dry matter intake, and milk production of dairy cows Letelier, Paulina A.; Ungerfeld, Emilio M.; Morales, Jorge M.; Hube, Sara; Pérez-Prieto, Lucio Article ISI SCOPUS JOURNAL OF DAIRY SCIENCE (2016)
Milk fatty acid profile is modulated by DGAT1 and SCD1 genotypes in dairy cattle on pasture and strategic supplementation Carvajal, A. M.; Huircan P.; Dezamour J.M.; Subiabre I.; Kerr B.; Morales R. Article ISI SCOPUS Genetics Molecular Research (2016)
Use of tannins to improve fatty acids profile of meat and milk quality in ruminants: A review Morales R.; Ungerfeld E.M. Article SCIELO CHILEAN JOURNAL OF AGRICULTURAL RESEARCH (2015)
Anaerobic digestion of chicken feather with swine manure or slaughterhouse sludge for biogas production Xia Y.; Masse, DI; McAllister T.A.; Beaulieu, C; Ungerfeld E. Article ISI WASTE MANAGEMENT (2012)
Snapshot of the Eukaryotic Gene Expression in Muskoxen Rumen-A Metatranscriptomic Approach Qi M.; Wang P.; O'Toole, N; Barboza, PS; Ungerfeld E.; Leigh, MB; Selinger, LB; Butler, G; Tsang, A; McAllister T.A.; et al. Article ISI PLOS ONE (2011)


Factors influencing the efficiency of rumen energy metabolism Ungerfeld E.M.; Hackmann, Timothy J.; Mackie, R.I.; McSweeney C.S. BookSection (2020)
Utilization of organic acids to manipulate ruminal fermentation Carro M.D.; Ungerfeld E.M.; Puniya, A.K.; Singh R.; Kamra, D.N. BookSection (2015)
The role of thermodynamics in the control of ruminal fermentation Ungerfeld E.M.; Kohn, R.A.; Sejrsen, K.; Hvelplund; Nielsen, M.O. BookSection (2006)


Engineering Rumen Metabolic Pathways: Where We Are, and Where Are We Heading Ungerfeld E.M.; Newbold, C.J.; Ungerfeld E.M.; Newbold, C.J. BookWhole (2018)


Stimulation of metabolic hydrogen sinks alternative to methane in rumen fermentation Ungerfeld E.M.; Munoz, C; Urrutia N.L.; Cerda C.; Martinez, ED Proyecto (2019)


Review: Reducing enteric methane emissions improves energy metabolism in livestock: is the tenet right? Morgavi, D. P.; Cantalapiedra-Hijar, G.; Eugene, M.; Martin C.; Noziere, P.; Popova, M.; Ortigues-Marty, I.; Munoz-Tamayo, R.; Ungerfeld, E. M. Review ISI SCOPUS Animal (2023)
Invited review: Current enteric methane mitigation options Beauchemin, Karen A.; Ungerfeld, Emilio M.; Abdalla, Adibe L.; Alvarez, Clementina; Arndt, Claudia; Becquet, Philippe; Benchaar, Chaouki; Berndt, Alexandre; Mauricio, Rogerio M.; McAllister, Tim A.; et al. Review ISI SCOPUS Journal of Dairy Science (2022)