G. Penner

发表

Effects of concentrate location on the behavior and production of dairy cows milked in a free-traffic automated milking system.

T. DeVries, A. Schwanke, K. Dancy, 2019, Journal of dairy science.

Invited review: Practical feeding management recommendations to mitigate the risk of subacute ruminal acidosis in dairy cattle.

K. Südekum, E. Humer, Q. Zebeli, 2018, Journal of dairy science.

Changes in the Rumen Epimural Bacterial Diversity of Beef Cattle as Affected by Diet and Induced Ruminal Acidosis

R. Forster, T. Mcallister, K. Beauchemin, 2013, Applied and Environmental Microbiology.

Comparative analysis of gene expression profiles in ruminal tissue from Holstein dairy cows fed high or low concentrate diets.

K. Beauchemin, L. Guan, M. Oba, 2010, Comparative biochemistry and physiology. Part D, Genomics & proteomics.

Authentication of barley-finished beef using visible and near infrared spectroscopy (Vis-NIRS) and different discrimination approaches.

M. Juárez, M. Dugan, J. Aalhus, 2020, Meat science.

Recovery of absorptive function of the reticulo-rumen and total tract barrier function in beef cattle after short-term feed restriction.

D. Barreda, J. Aschenbach, G. Penner, 2013, Journal of animal science.

Effect of silage source, physically effective neutral detergent fiber, and undigested neutral detergent fiber concentrations on performance and carcass characteristics of finishing steers

T. Mcallister, K. Beauchemin, G. Penner, 2021, Translational animal science.

Relationships between beef heifer feed efficiency traits and Igenity panel scores in western Canada1

G. Penner, K. Larson, H. Lardner, 2018, Translational animal science.

FACT SHEET # 2017 . 02 EVALUATION OF LOW HEAT UNIT CORN HYBRIDS FOR BACKGROUNDING BEEF CALVES By :

G. Penner, John, K. Larson, 2017 .

EFFECT OF PERENNIAL FORAGE SYSTEM ON FORAGE CHARACTERISTICS, COW PERFORMANCE AND SYSTEM ECONOMICS

J. Schoenau, G. Penner, K. Larson, 2015 .

Effects of a proinflammatory response on metabolic function of cultured, primary ruminal epithelial cells.

G. Penner, C. Kent-Dennis, 2020, Journal of dairy science.

Canola meal or soybean meal as protein source and the effect of microencapsulated sodium butyrate supplementation in calf starter mixture. I. Performance, digestibility, and selected blood variables.

Z. Kowalski, G. Penner, K. Burakowska, 2021, Journal of dairy science.

Effects of canola meal inclusion rate in starter mixtures for Holstein heifer calves on dry matter intake, average daily gain, ruminal fermentation, plasma metabolites, and total-tract digestibility.

G. Penner, K. Burakowska, P. Górka, 2021, Journal of dairy science.

Effect of stage of maturity at harvest for forage pea (Pisum sativum L.) on eating behavior, ruminal fermentation, and digestibility when fed as hay to yearling beef heifers

T. Warkentin, B. Biligetu, G. Penner, 2019, Translational animal science.

Commensal fecal Escherichia coli diversity in dairy cows at high and low risk for incurring subacute ruminal acidosis.

E. Topp, K. Beauchemin, M. Oba, 2009, Foodborne pathogens and disease.

Changes in Bacterial Diversity Associated with Epithelial Tissue in the Beef Cow Rumen during the Transition to a High-Grain Diet

L. Guan, M. Oba, G. Penner, 2011, Applied and Environmental Microbiology.

Gluconeogenesis in dairy cows: The secret of making sweet milk from sour dough

N. Kristensen, H. Hammon, S. Donkin, 2010, IUBMB life.

Behavior and inflammation of the rumen and cecum in Holstein bulls fed high-concentrate diets with different concentrate presentation forms with or without straw supplementation.

A. Bach, M. Devant, S. Marti, 2016, Journal of animal science.

Supplemental butyrate does not enhance the absorptive or barrier functions of the isolated ovine ruminal epithelia.

D. Wilson, G. Penner, T. Mutsvangwa, 2012, Journal of animal science.

Digestibility and growth performance of feedlot cattle fed pelleted grain screenings

D. Gibb, M. Swift, G. Penner, 2016, Canadian Journal of Animal Science.

0457 Characterization of the variation in the daily excretion of fecal constituents and digestibility predictions in beef cattle fed feedlot diets using near infrared spectroscopy.

C. Waldner, M. Swift, J. Mckinnon, 2016 .

Understanding variation in the susceptibility to ruminal acidosis

G. Penner, 2009 .

Direct effect of lipopolysaccharide and histamine on permeability of the rumen epithelium of steers ex vivo.

Z. Shen, D. Bu, Lu Ma, 2022, Journal of animal science.

Direct Effect of Lipopolysaccharide and Histamine on Permeability Barrier of Rumen Epithelium

Z. Shen, D. Bu, Lu Ma, 2021 .

Symposium review: The importance of the ruminal epithelial barrier for a healthy and productive cow.

Q. Zebeli, A. Patra, S. Amasheh, 2019, Journal of dairy science.

Effects of alternate day supplementation at two levels of energy on forage utilization and performance of growing steers grazing stockpiled cool-season perennial grass pastures

P. Jefferson, J. Mckinnon, G. Penner, 2017, Canadian Journal of Animal Science.

Effects of alternate day supplementation at two levels of energy on intake, rumen fermentation, and digestibility of beef heifers fed cool-season perennial grass hay.

P. Jefferson, J. Mckinnon, G. Penner, 2017, Journal of animal science.

Effect of rumen degradable energy supplementation on forage utilization and performance of steers grazing stockpiled cool season perennial grass pastures

P. Jefferson, J. Mckinnon, G. Penner, 2015, Canadian Journal of Animal Science.

Ruminant Nutrition Symposium: Role of fermentation acid absorption in the regulation of ruminal pH.

F. Stumpff, G. Gäbel, G. Penner, 2011, Journal of animal science.

Fermentation of RUMINANT NUTRITION SYMPOSIUM : Role of fermentation acid absorption in the regulation of ruminal pH 1 , 2

F. Stumpff, J. Aschenbach, G. Gäbel, 2011 .

Oversupplying metabolizable protein in late gestation for beef cattle: effects on prepartum BW, ruminal fermentation, nitrogen balance, and skeletal muscle catabolism.

G. Penner, K. M. Wood, C. Fitzsimmons, 2018, Journal of animal science.

Benchmarking of farms with automated milking systems in Canada and associations with milk production and quality.

K. Orsel, E. Pajor, M. King, 2021, Journal of dairy science.

Development and physiology of the rumen and the lower gut: Targets for improving gut health.

M. Steele, L. Guan, F. Chaucheyras-Durand, 2016, Journal of dairy science.

Short-term adaptation of the ruminal epithelium involves abrupt changes in sodium and short-chain fatty acid transport.

M. Loewen, G. Penner, John C. H. Ching, 2014, American journal of physiology. Regulatory, integrative and comparative physiology.

Oversupplying metabolizable protein in late gestation for beef cattle: effects on postpartum ruminal fermentation, blood metabolites, skeletal muscle catabolism, colostrum composition, milk yield and composition, and calf growth performance.

G. Penner, K. M. Wood, C. Fitzsimmons, 2018, Journal of animal science.

Effects of lipopolysaccharide exposure on the inflammatory response, butyrate flux, and metabolic function of the ruminal epithelium using an ex vivo model.

G. Penner, C. Kent-Dennis, 2020, Journal of dairy science.

Increasing intravenous infusions of glucose improve body condition but not lactation performance in midlactation dairy cows.

T. Wittek, J. Aschenbach, G. Gäbel, 2009, Journal of dairy science.

Effect of dietary energy substrate and days on feed on apparent total tract digestibility, ruminal short-chain fatty acid absorption, acetate and glucose clearance, and insulin responsiveness in finishing feedlot cattle 1

S. Hendrick, J. Mckinnon, G. Penner, 2017 .

Expression and activity of key hepatic gluconeogenesis enzymes in response to increasing intravenous infusions of glucose in dairy cows.

T. Wittek, J. Aschenbach, G. Gäbel, 2010, Journal of animal science.

Intravenous infusions of glucose stimulate key lipogenic enzymes in adipose tissue of dairy cows in a dose-dependent manner.

T. Wittek, G. Gäbel, B. Al-Trad, 2013, Journal of dairy science.

Effects of lipopolysaccharide exposure in primary bovine ruminal epithelial cells.

P. Griebel, J. Aschenbach, G. Penner, 2020, Journal of dairy science.

Effects of concentrate allowance and individual dairy cow personality traits on behavior and production of dairy cows milked in a free-traffic automated milking system.

T. DeVries, H. Neave, R. Bergeron, 2022, Journal of dairy science.

Effect of ruminal acidosis and short-term low feed intake on indicators of gastrointestinal barrier function in Holstein steers.

A. V. van Kessel, S. Hendrick, G. Penner, 2018, Journal of animal science.

The influence of age and weaning on permeability of the gastrointestinal tract in Holstein bull calves.

M. Steele, G. Penner, J. Metcalf, 2015, Journal of dairy science.

Mechanisms of acid absorption in the rumen and impacts on subacute sumen acidosis

J. Aschenbach, G. Penner, 2011 .

A single mild episode of subacute ruminal acidosis does not affect ruminal barrier function in the short term.

M. Oba, J. Aschenbach, G. Gäbel, 2010, Journal of dairy science.

Rapeseed and canola meal as protein sources in starter diets for calves: current knowledge and directions of future studies

G. Penner, P. Górka, 2020 .

Effects of stage of maturity at harvest of cereal crops on biomass and quality, estimated forage dry matter intake, beef cow performance, and system economics

J. Mckinnon, G. Penner, K. Larson, 2022, Applied Animal Science.

Invited review: Effect of subacute ruminal acidosis on gut health of dairy cows.

M. Steele, J. Plaizier, F. Mulligan, 2022, Journal of dairy science.

Timothy hay with a low dietary cation-anion difference improves calcium homeostasis in periparturient Holstein cows.

G. Tremblay, M. Oba, G. Penner, 2008, Journal of dairy science.

Understanding the role of sulfur-thiamine interaction in the pathogenesis of sulfur-induced polioencephalomalacia in beef cattle.

P. Shand, S. Amat, S. Hendrick, 2013, Research in veterinary science.

Effects of dietary sulfur concentration and forage-to-concentrate ratio on ruminal fermentation, sulfur metabolism, and short-chain fatty acid absorption in beef heifers.

S. Amat, S. Hendrick, J. Mckinnon, 2014, Journal of animal science.

Effect of heat-treated canola meal and glycerol inclusion on performance and gastrointestinal development of Holstein calves.

Z. Kowalski, G. Penner, B. Laarveld, 2020, Journal of dairy science.

Effect of processing method and severity for hybrid fall rye on dry matter intake, ruminal fermentation, and apparent total tract nutrient digestibility in ruminally cannulated beef heifers

G. Penner, M. Pereira, Rebecca S Brattain, 2022, Canadian Journal of Animal Science.

Influence of forage level and corn grain processing on whole-body urea kinetics, and serosal-to-mucosal urea flux and expression of urea transporters and aquaporins in the ovine ruminal, duodenal, and cecal epithelia.

G. Penner, T. Mutsvangwa, K. A. Scott, 2020, Journal of animal science.

Predictability of growth performance in feedlot cattle using fecal near-infrared spectroscopy

C. Waldner, D. Gibb, M. Swift, 2017, Canadian Journal of Animal Science.

Case-control study of mineral concentrations of hoof horn tissue derived from feedlot cattle with toe tip necrosis syndrome (toe necrosis).

C. Waldner, M. Jelinski, G. Penner, 2018, The Canadian veterinary journal = La revue veterinaire canadienne.

Serosal-to-mucosal urea flux across the isolated ruminal epithelium is mediated via urea transporter-B and aquaporins when Holstein calves are abruptly changed to a moderately fermentable diet.

M. Loewen, G. Penner, P. Górka, 2015, Journal of dairy science.

Feeding oscillating dietary crude protein concentrations increases nitrogen utilization in growing lambs and this response is partly attributable to increased urea transfer to the rumen.

G. Penner, K. Doranalli, T. Mutsvangwa, 2011, The Journal of nutrition.

Effect of dietary forage to concentrate ratio on volatile fatty acid absorption and the expression of genes related to volatile fatty acid absorption and metabolism in ruminal tissue.

K. Beauchemin, L. Guan, M. Oba, 2009, Journal of dairy science.

The effect of pre-partum diet on the severity of post-partum ruminal acidosis in primiparous dairy cows

G. Penner, 2006 .

Increasing dietary sugar concentration may improve dry matter intake, ruminal fermentation, and productivity of dairy cows in the postpartum phase of the transition period.

M. Oba, G. Penner, 2009, Journal of dairy science.

Ruminal pH, short-chain fatty acid concentrations, and serum acute phase protein concentrations during finishing for steers with and without rumen and liver pathology

S. Hendrick, G. Penner, J. Campbell, 2017, Canadian Journal of Animal Science.

The effect of monensin concentration on dry matter intake, ruminal fermentation, short-chain fatty acid absorption, total tract digestibility, and total gastrointestinal barrier function in beef heifers.

D. Millen, G. Penner, A. Pinto, 2016, Journal of animal science.

Evaluation of canola meal derived from Brassica juncea and Brassica napus on rumen fermentation and nutrient digestibility by feedlot heifers fed finishing diets

J. Mckinnon, G. Penner, D. Damiran, 2016, Canadian Journal of Animal Science.

Effects of feeding Fermenten on ruminal fermentation in lactating Holstein cows fed two dietary sugar concentrations.

L. Guan, M. Oba, G. Penner, 2009, Journal of dairy science.

Epithelial capacity for apical uptake of short chain fatty acids is a key determinant for intraruminal pH and the susceptibility to subacute ruminal acidosis in sheep.

M. Oba, J. Aschenbach, G. Gäbel, 2009, The Journal of nutrition.

Canola meal or soybean meal as protein source and the effect of microencapsulated sodium butyrate supplementation in calf starter mixture. II. Development of the gastrointestinal tract.

M. Przybyło, Z. Kowalski, D. Wojtysiak, 2021, Journal of dairy science.

Annals of the New York Academy of Sciences Microbial Butyrate and Its Role for Barrier Function in the Gastrointestinal Tract

Dorothee Günzel, Holger Martens, Svenja Plöger, 2022 .

An evaluation of the accuracy and precision of a stand-alone submersible continuous ruminal pH measurement system.

K. Beauchemin, G. Penner, T. Mutsvangwa, 2006, Journal of dairy science.

Characterization of the variation in the daily excretion of faecal constituents and digestibility predictions in beef cattle fed feedlot diets using near-infrared spectroscopy

C. Waldner, M. Swift, J. Mckinnon, 2016, Canadian Journal of Animal Science.

Effects of partially replacing barley silage or barley grain with dried distillers grains with solubles on rumen fermentation and milk production of lactating dairy cows.

W. Yang, M. Oba, G. Penner, 2010, Journal of dairy science.

Characterization of urea transport mechanisms in the intestinal tract of growing pigs.

A. K. Agyekum, G. Penner, D. Columbus, 2019, American journal of physiology. Gastrointestinal and liver physiology.

Nitrogen utilization, whole-body urea-nitrogen kinetics, omasal nutrient flow, and production performance in dairy cows fed lactose as a partial replacement for barley starch.

G. Penner, T. Mutsvangwa, E. L. De Seram, 2019, Journal of dairy science.

The duration of time that beef cattle are fed a high-grain diet affects the recovery from a bout of ruminal acidosis: dry matter intake and ruminal fermentation.

K. Beauchemin, G. Penner, T. Schwaiger, 2013, Journal of animal science.

Effect of increasing the proportion of dietary concentrate on gastrointestinal tract measurements and brush border enzyme activity in Holstein steers.

J. Plaizier, Z. Kowalski, S. Li, 2017, Journal of dairy science.

High-grain diets suppress ruminal tissue abundance of angiopoietin-like protein 4 in cattle.

K. Beauchemin, M. Oba, B. Bradford, 2014, Journal of animal science.

Short-term feed restriction impairs the absorptive function of the reticulo-rumen and total tract barrier function in beef cattle.

D. Barreda, R. Albornoz, G. Penner, 2013, Journal of animal science.

Effects of partial replacement of dietary starch from barley or corn with lactose on ruminal function, short-chain fatty acid absorption, nitrogen utilization, and production performance of dairy cows.

R. Berthiaume, G. Penner, P. Górka, 2015, Journal of dairy science.

Ruminant Nutrition Symposium: Molecular adaptation of ruminal epithelia to highly fermentable diets.

M. Steele, B. McBride, J. Aschenbach, 2011, Journal of animal science.

Molecular adaptation of ruminal epithelia to highly fermentable diets 1

M. Steele, B. McBride, J. Aschenbach, 2011 .

Effect of including high-lipid by-product pellets in substitution for barley grain and canola meal in finishing diets for beef cattle on ruminal fermentation and nutrient digestibility.

J. Mckinnon, G. Penner, E. Castillo-Lopez, 2015, Journal of animal science.

Relative contribution of ruminal buffering systems to pH regulation in feedlot cattle fed either low- or high-forage diets.

K. Beauchemin, G. Penner, G. Chibisa, 2016, Animal : an international journal of animal bioscience.

Effects of feeding triticale dried distillers grains plus solubles as a nitrogen source on productivity of lactating dairy cows.

M. Oba, G. Penner, T. Whyte, 2010, Journal of dairy science.

Effects of the frequency of forage allocation and harvest maturity of whole-crop oat forage on dry matter intake and ruminal fermentation for beef heifers

J. Mckinnon, G. Penner, H. Block, 2017 .

Defining risk for low reticuloruminal pH during the diet transition period in a commercial feedlot in western Canada.

K. Beauchemin, S. Hendrick, J. Mckinnon, 2017, Journal of animal science.

Effect of maturity at harvest for whole-crop barley and oat on dry matter intake, sorting, and digestibility when fed to beef cattle.

J. Mckinnon, G. Penner, H. Block, 2016, Journal of animal science.

Acute exposure to ergot alkaloids from endophyte-infected tall fescue does not alter absorptive or barrier function of the isolated bovine ruminal epithelium.

D. Harmon, A. Foote, L. Bush, 2014, Animal : an international journal of animal bioscience.

Effect of dietary lipid inclusion from by-product-based pellets on dry matter intake, ruminal fermentation, and nutrient digestion in finishing beef heifers

S. Hendrick, J. Mckinnon, G. Penner, 2021, Canadian Journal of Animal Science.

Effect of replacing forage or concentrate with wet or dry distillers’ grains on the productivity and chewing activity of dairy cattle

G. Penner, P. Yu, D. Christensen, 2009 .

Effect of replacing barley silage with calcium oxide-treated barley straw on rumen fermentation, rumen microbiota, nutrient digestibility, and growth performance of finishing beef cattle

K. Stehr, R. Gruninger, D. Gibb, 2021, Canadian Journal of Animal Science.

Review: Enhancing gastrointestinal health in dairy cows.

J. Loor, Q. Zebeli, E. Khafipour, 2018, Animal : an international journal of animal bioscience.

Severity of ruminal acidosis in primiparous holstein cows during the periparturient period.

K. Beauchemin, G. Penner, T. Mutsvangwa, 2007, Journal of dairy science.

Optimal Use of Sugar in Diets for Dairy Cattle

G. Penner, 2015 .

S. Hendrick, J. Mckinnon, G. Penner, 2017, Journal of animal science.

Individual animal variability in ruminal bacterial communities and ruminal acidosis in primiparous Holstein cows during the periparturient period.

P. Weimer, K. Beauchemin, D. Stevenson, 2012, Journal of dairy science.

Incidence, prevalence, severity, and risk factors for ruminal acidosis in feedlot steers during backgrounding, diet transition, and finishing.

K. Beauchemin, S. Hendrick, J. Mckinnon, 2014, Journal of animal science.

Does pellet size affect the ability of beef heifers to consume a pelleted supplement in a simulated grazing model?

G. Penner, R. Newkirk, H. Lardner, 2019, Canadian Journal of Animal Science.

Optimum roughage proportion in barley-based feedlot cattle diets: Growth performance, feeding behavior, and carcass traits.

K. Beauchemin, K. Koenig, G. Penner, 2020, Journal of animal science.

Short Communication: Use of high-lipid by-product pellets as a partial replacement for barley grain and canola meal in finishing diets for beef steers

J. Mckinnon, G. Penner, P. Górka, 2013, Canadian Journal of Animal Science.

Effect of Feeding Barley, Corn, and a Barley/Corn Blend on Beef Composition and End-Product Palatability

M. Juárez, J. Aalhus, Ó. López-Campos, 2021, Foods.

Effects of sampling location and time, and host animal on assessment of bacterial diversity and fermentation parameters in the bovine rumen

L. Guan, E. Hernandez-Sanabria, M. Oba, 2009, Journal of applied microbiology.

Evaluation of a phase-feeding strategy utilizing high-lipid high-fibre byproduct pellets in diets for feedlot steers

L. Burciaga-Robles, S. Hendrick, J. Mckinnon, 2016, Canadian Journal of Animal Science.

Effect of partially replacing a barley‐based concentrate with flaxseed‐based products on the rumen bacterial population of lactating Holstein dairy cows

S. Fernando, N. Aluthge, G. Penner, 2018, Journal of applied microbiology.

The duration of time that beef cattle are fed a high-grain diet affects feed sorting behavior both before and after acute ruminal acidosis1,2.

T. DeVries, K. Beauchemin, G. Penner, 2014, Journal of animal science.

Impact of severity of ruminal acidosis on feed-sorting behaviour of beef cattle

T. DeVries, K. Beauchemin, G. Penner, 2014 .

Duration of time that beef cattle are fed a high-grain diet affects the recovery from a bout of ruminal acidosis: short-chain fatty acid and lactate absorption, saliva production, and blood metabolites.

K. Beauchemin, G. Penner, T. Schwaiger, 2013, Journal of animal science.

Effect of grain type and processing index on growth performance, carcass quality, feeding behavior, and stress response of feedlot steers.

K. Schwartzkopf-Genswein, Y. Wang, L. Jin, 2015, Journal of animal science.

Processing index of barley grain and dietary undigested neutral detergent fiber concentration affected chewing behavior, ruminal pH, and total tract nutrient digestibility of heifers fed a high-grain diet.

K. Beauchemin, T. Ran, G. Penner, 2021, Journal of animal science.

Processing Index of Barley Grain and Dietary Undigested Neutral Detergent Fiber Concentration Affected Chewing Behavior, Ruminal pH and Total Tract Nutrient Digestibility of Heifers Fed a High Grain Diet.

K. Beauchemin, T. Ran, G. Penner, 2021, Journal of animal science.

Variation in the Susceptibility to Ruminal Acidosis : Challenge or Opportunity ?

K. Beauchemin, G. Penner, 2010 .

Accessing Dietary Effects on the Rumen Microbiome: Different Sequencing Methods Tell Different Stories

L. Guan, Mi Zhou, G. Penner, 2021, Veterinary sciences.

Impact of Mycotoxins on the Health and Productivity of Dairy Cattle

G. Penner, 2015 .

Moderate decreases in the forage-to-concentrate ratio before feed restriction and increases thereafter independently improve the recovery from a feed restriction insult in beef cattle.

D. Barreda, R. Albornoz, G. Penner, 2013, Journal of animal science.

Feed restriction reduces short-chain fatty acid absorption across the reticulorumen of beef cattle independent of diet.

D. Barreda, R. Albornoz, G. Penner, 2013, Journal of animal science.

Chain Fatty Acid Absorption and Metabolism

G. Penner, 2019 .

Mechanisms of Volatile Fatty Acid Absorption and Metabolism and Maintenance of a Stable Rumen Environment

G. Penner, 2014 .

Effects of subacute ruminal acidosis and low feed intake on short-chain fatty acid transporters and flux pathways in Holstein steers.

B. McBride, G. Penner, A. Laarman, 2016, Journal of animal science.

Short communication: Interrelationship between butyrate and glucose supply on butyrate and glucose oxidation by ruminal epithelial preparations.

E. Okine, G. Penner, P. Górka, 2013, Journal of dairy science.

Effects of duration of moderate increases in grain feeding on endotoxins in the digestive tract and acute phase proteins in peripheral blood of yearling calves.

J. Plaizier, S. Li, G. Penner, 2014, Journal of dairy science.

Characterization of the Core Rumen Microbiome in Cattle during Transition from Forage to Concentrate as Well as during and after an Acidotic Challenge

Karen A. Beauchemin, Robert J. Forster, Tim A. McAllister, 2013, PloS one.

Characterising barrier function among regions of the gastrointestinal tract in Holstein steers

S. Hendrick, G. Penner, K. M. Wood, 2014 .

Evaluation of Stockpiled Perennial Forage Compared to Grass-legume Hay for Chemical Composition and Rumen Degradation Kinetics

G. Penner, H. Lardner, D. Damiran, 2022, Sustainable Agriculture Research.

Use of extensive winter feeding systems for backgrounding beef calves and the effect on finishing

J. Mckinnon, G. Penner, K. Larson, 2018 .

Effect of perennial forage system on forage characteristics, soil nutrients, cow performance, and system economics

J. Schoenau, G. Penner, K. Larson, 2016 .

Effect of maturity at harvest on yield, chemical composition, and in situ degradability for annual cereals used for swath grazing.

J. Mckinnon, G. Penner, H. Block, 2013, Journal of animal science.

The Duration of Increased Grain Feeding Affects the Microbiota throughout the Digestive Tract of Yearling Holstein Steers

E. Khafipour, J. Plaizier, P. Azevedo, 2020, Microorganisms.

Effect of incorporating forage pea (Pisum sativum L.) hay into cereal hay on ruminal fermentation and apparent digestibility when fed to beef heifers

T. Warkentin, B. Biligetu, G. Penner, 2020, Canadian Journal of Animal Science.

Association of a variant upstream of growth differentiation factor 11 (GDF11) on carcass traits in crossbred beef cattle

M. Asai-Coakwell, G. Penner, Rachel J. Spencer, 2023, Translational animal science.

Comparison of the effects of dry rolling, temper rolling, and steam flaking barley grain on dry matter intake, growth, and carcass characteristics of finishing beef steers

J. Mckinnon, G. Penner, M. Juárez, 2020, Applied Animal Science.

Effects of barley and corn as sources of silage and grain on dry matter intake, ruminal fermentation, and total-tract digestibility in growing beef heifers

J. Mckinnon, G. Penner, T. McAllister, 2021, Canadian Journal of Animal Science.

Use of barley silage or corn silage with dry-rolled barley, corn, or a blend of barley and corn on predicted nutrient total tract digestibility and growth performance of backgrounding steers

J. Mckinnon, G. Penner, T. McAllister, 2020, Canadian Journal of Animal Science.

Optimum roughage proportion in barley-based feedlot cattle diets: Total-tract nutrient digestibility, rumination, ruminal acidosis, short-chain fatty absorption, and gastrointestinal tract barrier function.

K. Beauchemin, K. Koenig, G. Penner, 2020, Journal of animal science.

Effect of feeding barley or corn silage with dry rolled barley, corn, or a blend of barley and corn grain on rumen fermentation, total-tract digestibility, and nitrogen balance for finishing beef heifers.

J. Mckinnon, G. Penner, T. McAllister, 2020, Journal of animal science.

Use of barley or corn silage when fed with barley, corn, or a blend of barley and corn on growth performance, nutrient utilization, and carcass characteristics of finishing beef cattle

J. Mckinnon, G. Penner, T. McAllister, 2019, Translational animal science.

Technical note: Evaluation of a continuous ruminal pH measurement system for use in noncannulated small ruminants.

M. Oba, J. Aschenbach, G. Gäbel, 2009, Journal of animal science.

Level and source of fat in the diet of gestating beef cows: I. Effects on the pre-partum performance of the dam and birth weight of the progeny.

M. Dugan, P. Jefferson, J. Mckinnon, 2019, Journal of animal science.

Level and source of fat in the diet of gestating beef cows: II. Effects on the postpartum performance of the dam and the progeny.

M. Dugan, P. Jefferson, J. Mckinnon, 2019, Journal of animal science.

Effects of replacing corn dry distillers’ grains with triticale dry distillers’ grains on lactation performance and plasma metabolites of dairy cows.

M. Oba, G. Penner, A. Greter, 2008 .

Transcriptome analysis of ruminal epithelia revealed potential regulatory mechanisms involved in host adaptation to gradual high fermentable dietary transition in beef cattle

L. Guan, M. Oba, G. Penner, 2017, BMC Genomics.

Effects of pellet size and inclusion of binding agents on ruminal fermentation and total-tract digestibility of beef heifers, and cow performance under winter grazing conditions

G. Penner, K. Larson, H. Lardner, 2019, Applied Animal Science.

Short communication: Effect of canola meal use as a protein source in a starter mixture on feeding behavior and performance of calves during the weaning transition.

Z. Kowalski, G. Penner, J. Kański, 2016, Journal of dairy science.

Development of near-infrared spectroscopy calibrations to estimate fecal composition and nutrient digestibility in beef cattle

K. Beauchemin, M. Swift, K. Koenig, 2016, Canadian Journal of Animal Science.

New developments in understanding ruminal acidosis in dairy cows

K. Beauchemin, Agri-food Canada, G. Penner, 2009 .

Farm-level factors associated with lameness prevalence, productivity, and milk quality in farms with automated milking systems.

K. Orsel, M. King, T. DeVries, 2021, Journal of dairy science.

Comparing steam-flaked and pelleted barley grain in a feed-first guided-flow automated milking system for Holstein cows.

G. Penner, M. Gardner, J. Johnson, 2021, Journal of dairy science.

Effect of the amount of concentrate offered in an automated milking system on dry matter intake, milk yield, milk composition, ruminal digestion, and behavior of primiparous Holstein cows fed isocaloric diets.

K. Schwartzkopf-Genswein, T. DeVries, M. Steele, 2019, Journal of dairy science.

Feeding Management for Cows in Automated Milking Systems: What We Know and What We Still Need to Learn

J. Haisan, G. Penner, DeVries, 2019 .

Optimal Feeding Programs with Automated Milking Systems (AMS)

G. Penner, K. Paddick, S. Menajovsky, 2017 .

Does the location of concentrate provision affect voluntary visits, and milk and milk component yield for cows in an automated milking system?

T. DeVries, G. Penner, K. Hare, 2018, Canadian Journal of Animal Science.

The effect of the forage-to-concentrate ratio of the partial mixed ration and the quantity of concentrate in an automatic milking system for lactating Holstein cows.

K. Schwartzkopf-Genswein, T. DeVries, G. Penner, 2018, Journal of dairy science.

Integration of ITS-2 rDNA nemabiome metabarcoding with Fecal Egg Count Reduction Testing (FECRT) reveals ivermectin resistance in multiple gastrointestinal nematode species, including hypobiotic Ostertagia ostertagi, in western Canadian beef cattle

E. Redman, J. Gilleard, G. Penner, 2023, International journal for parasitology. Drugs and drug resistance.

Impact of condensed tannin-containing legumes on ruminal fermentation, nutrition, and performance in ruminants: a review

S. Acharya, G. Penner, H. Lardner, 2020, Canadian Journal of Animal Science.

Predicting fecal composition, intake, and nutrient digestibility in beef cattle consuming high forage diets using near infrared spectroscopy

M. Swift, G. Penner, H. Lardner, 2023, Translational animal science.

Effect of replacing barley with wheat grain in finishing feedlot diets on nutrient digestibility, rumen fermentation, bacterial communities and plasma metabolites in beef steers

J. Long, G. Penner, Yanan Wang, 2015 .

High-fibre high-lipid by-product pellets containing calcium oxide-treated oat hulls as a partial replacement for barley grain in finishing diets for beef cattle

J. Mckinnon, G. Penner, F. Joy, 2018, Canadian Journal of Animal Science.

Effects of feeding alfalfa hay on chewing, rumen pH, and milk fat concentration of dairy cows fed wheat dried distillers grains with solubles as a partial substitute for barley silage.

M. Oba, G. Penner, S. Zhang, 2010, Journal of Dairy Science.

Potential for a localized immune response by the ruminal epithelium in nonpregnant heifers following a short-term subacute ruminal acidosis challenge.

J. Plaizier, G. Penner, C. Kent-Dennis, 2019, Journal of dairy science.

Level and source of fat in the diet of gestating beef cows: II. Effects on the postpartum performance of the dam and the progeny.

M. Dugan, P. Jefferson, J. Mckinnon, 2019, Journal of animal science.

Effect of dry or temper rolling of high- or low-protein wheat and its impact on rumen parameters, growth performance, and liver abscesses in feedlot cattle

G. Penner, S. Terry, P. Hucl, 2023, Canadian Journal of Animal Science.

Changes in the Rumen Epimural Bacterial Diversity of Beef Cattle as Affected by Diet and Induced Ruminal Acidosis

R. Forster, K. Beauchemin, R. Petri, 2013, Applied and Environmental Microbiology.

High-grain diets suppress ruminal tissue abundance of angiopoietin-like protein 4 in cattle.

K. Beauchemin, K. Yuan, L. Mamedova, 2014, Journal of animal science.

Expression and activity of key hepatic gluconeogenesis enzymes in response to increasing intravenous infusions of glucose in dairy cows.

J. Aschenbach, G. Gäbel, G. Penner, 2010, Journal of animal science.

Development of an efficiency ranking system for beef cows and effects on feed intake, ruminal fermentation, NDF turnover, and apparent total tract digestibility

J. Mckinnon, G. Penner, H. Lardner, 2023, Canadian Journal of Animal Science.

Ruminant Nutrition Symposium: Molecular adaptation of ruminal epithelia to highly fermentable diets.

M. Steele, G. Penner, Jörg R. Aschenbach, 2011, Journal of animal science.

Short-season high-moisture shelled corn, snaplage, or corn silage as a partial replacement for dry-rolled barley grain or barley silage in western Canadian beef cattle finishing diets

G. Penner, G. Ribeiro, R. E. Carey, 2023, Canadian Journal of Animal Science.

Effects of 3-day versus 9-day whole-plant corn allocation and hay supplementation on performance, grazing preference, and ruminal fermentation of beef cows

J. Mckinnon, G. Penner, K. Larson, 2023, Applied Animal Science.