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United States Department of Agriculture

Agricultural Research Service

Andrew J. Roberts (Andy)

Research Animal Scientist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Can we build the cowherd by increasing longevity of females? - (Abstract Only) - (19-Mar-14)
Potential limitations of NRC in predicting energetic requirements of beef females within western U.S. grazing systems Reprint Icon - (Peer Reviewed Journal)
Petersen, M.K., Mueller, C.J., Mulliniks, J.T., Roberts, A.J., Delcurto, T., Waterman, R.C. 2014. Potential limitations of NRC in predicting energetic requirements of beef females within western U.S. grazing systems. Journal of Animal Science. 92:2800-2808.
An assessment of the 1996 Beef NRC: Metabolizable protein supply and demand and effectiveness of model performance prediction of beef females within extensive grazing systems Reprint Icon - (Peer Reviewed Journal)
Waterman, R.C., Caton, J.S., Loest, C.A., Petersen, M.K., Roberts, A.J. 2014. An assessment of the 1996 Beef NRC: Metabolizable protein supply and demand and effectiveness of model performance prediction of beef females within extensive grazing systems. Journal of Animal Science. 92:2785-2799.
Impact of number of estrous cycles exhibited prior to start of breeding on reproductive performance in beef heifers - (Proceedings)
Roberts, A.J., Ketchum, J., Funston, R.N., Geary, T.W. 2013. Impact of number of estrous cycles exhibited prior to start of breeding on reproductive performance in beef heifers. Western Section of Animal Science Proceedings. 64:254-257.
A preliminary assessment of year long relative loose mineral intake and range cow productivity in Northern Great Plains - (Abstract Only)
Muscha, J.M., Mulliniks, T., Roberts, A.J., Waterman, R.C., Petersen, M.K. 2013. A preliminary assessment of year long relative loose mineral intake and range cow productivity in Northern Great Plains. American Society of Animal Science. Abstract P5.
A preliminary assessment of year long relative loose mineral intake and range cow productivity in Northern Great Plains - (Proceedings)
Petersen, M.K., Muscha, J.M., Mulliniks, J.T., Roberts, A.J., Waterman, R.C. 2013. A preliminary assessment of year long relative loose mineral intake and range cow productivity in Northern Great Plains. Western Section of Animal Science Proceedings. 64:258-260.
Does ß-hydroxybutyrate concentration influence conception date in young postpartum range beef cows? Reprint Icon - (Peer Reviewed Journal)
Mulliniks, J.T., Kemp, M.E., Endecott, R.L., Cox, S.H., Roberts, A.J., Waterman, R.C., Geary, T.W., Scholljegerdes, E.J., Petersen, M.K. 2013. Does ß-hydroxybutyrate concentration influence conception date in young postpartum range beef cows? Journal of Animal Science. 91:2902-2909.
Preovulatory estradiol and the establishment and maintenance of pregnancy in suckled beef cows Reprint Icon - (Peer Reviewed Journal)
Jinks, E.M., Smith, M.F., Atkins, J.A., Pohler, K.G., Perry, G.A., MacNeil, M.G., Roberts, A.J., Waterman, R.C., Alexander, L.J., Geary, T.W. 2013. Preovulatory estradiol and the establishment and maintenance of pregnancy in suckled beef cows. Journal of Animal Science. 91:1176-1185.
Implications of beef heifer development systems and lifetime productivity Reprint Icon - (Peer Reviewed Journal)
Endecott, R.L., Funston, R.L., Mulliniks, J.T., Roberts, A.J. 2012. Implications of beef heifer development systems and lifetime productivity. Journal of Animal Science. 91:1329-1335.
Assessment of serum IGF-I and ß-hydroxybutyrate concentrations on reproductive performance prior to calving and breeding in young beef cows grazing native range - (Proceedings)
Mulliniks, J.T., Roberts, A.J., Waterman, R.C., Geary, T.W., Scholljegerdes, E.J., Petersen, M.K. 2012. Assessment of serum IGF-I and ß-hydroxybutyrate concentrations on reproductive performance prior to calving and breeding in young beef cows grazing native range. Western Section of Animal Science Proceedings 63:185-188.
Enterprise level implications of heifer development - (Abstract Only)
Endecott, R.L., Roberts, A.J., Mulliniks, J.T. 2012. Enterprise level implications of heifer development. Western Section of Animal Science Proceedings. 90(Suppl. 3):642-643. Abstract No. 605.
Assessment of serum IGF-1 and ¿-hydroxybutyrate concentrations on reproductive performance prior to calving and breeding in young beef cows grazing native range - (Abstract Only)
Mulliniks, J.T., Roberts, A.J., Waterman, R.C., Geary, T.W., Scholljegerdes, E.J., Petersen, M.K. 2012. Assessment of serum IGF-1 and ¿-hydroxybutyrate concentrations on reproductive performance prior to calving and breeding in young beef cows grazing native range. Western Section of Animal Science Proceedings. 90(Suppl. 3):324. Abstract No. T201.
Effects of preovulatory estradiol concentration on embryo survival and pregnancy establishment in beef cows - (Proceedings)
Roberts, C.A., Perry, G.A., Minten, M.A., Roberts, A.J., MacNeil, M.D., Geary, T.W. 2012. Effects of preovulatory estradiol concentration on embryo survival and pregnancy establishment in beef cows. Western Section of Animal Science Proceedings. 63:98-102.
Postweaning feed restriction effects on steer feedlot performance and carcass characteristics - (Proceedings)
Endecott, R.L., Shipp, B.L., MacNeil, M.D., Alexander, L.J., Roberts, A.J. 2012. Postweaning feed restriction effects on steer feedlot performance and carcass characteristics. Western Section of Animal Science Proceedings 63:258-261.
Postweaning feed restriction effects on steer feedlot performance and carcass characteristics - (Abstract Only)
Endecott, R.L., Shipp, B.L., Macneil, M.D., Alexander, L.J., Roberts, A.J. 2012. Postweaning feed restriction effects on steer feedlot performance and carcass characteristics. Western Section of Animal Science Proceedings. 90(Suppl. 3):298. Abstract No. T128.
Variability in range cow mineral use is associated with season and daily high temperature in Northern Great Plains - (Abstract Only)
Muscha, J.M., Mulliniks, J.T., Roberts, A.J., Waterman, R.C., Paterson, J.A., Petersen, M.K. 2012. Variability in range cow mineral use is associated with season and daily high temperature in Northern Great Plains. Society for Range Management Meeting Abstract #0261.
Retention and readability of radio frequency identification transponders in beef cows over a five-year period - (Peer Reviewed Journal)
Roberts, A.J., Wallace, L.E., Harbac, M., Paterson, J.A. 2012. Retention and readability of radio frequency identification transponders in beef cows over a five-year period. Professional Animal Scientist 28:221-226.
Feed efficiency - how should it be used for the cow herd? - (Proceedings)
Roberts, A.J., Funston, R., Mulliniks, T., Petersen, M.K., Macneil, M.D. 2011. Feed efficiency - how should it be used for the cow herd?. Range Beef Cow Symposium Proceedings XXII:122-131.
Implications of nutritional management for beef cow/calf systems - (Peer Reviewed Journal)
Funston, R.N., Summers, A.F., Roberts, A.J. 2012. Implications of nutritional management for beef cow/calf systems. Journal of Animal Science 90:2301-2307.
Nutritional aspects of developing replacement heifers Reprint Icon - (Peer Reviewed Journal)
Funston, R.N., Martin, J.L., Larson, D.M., Roberts, A.J. 2012. Nutritional aspects of developing replacement heifers. Journal of Animal Science. 90:1166-1171.
Range Cattle Winter Water Consumption in Northern Great Plains - (Proceedings)
Petersen, M.K., Muscha, J.M., Roberts, A.J., Mulliniks, J.T. 2011. Range Cattle Winter Water Consumption in Northern Great Plains. Western Section of Animal Science Proceedings 62:73-75.
First parity evaluation of peak milk yield for range cows developed in the same ecophysiological system but receiving different concentrations of harvested feed inputs - (Proceedings)
Waterman, R.C., Roberts, A.J., Endecott, R.L., Petersen, M.K., Geary, T.W., Alexander, L.J., MacNeil, M.D. 2011. First parity evaluation of peak milk yield for range cows developed in the same ecophysiological system but receiving different concentrations of harvested feed inputs. Western Section of Animal Science Proceedings 62:249-252.
First Parity Evaluation of Body Condition, Weight, and Blood Beta-Hydroxybutyrate During Lactation of Range Cows Developed in the Same Ecophysiological System but Receiving Different Harvested Feed Inputs - (Proceedings)
Kelly, W.L., Waterman, R.C., Roberts, A.J., Endecott, R.L., Petersen, M.K., Geary, T.W., Alexander, L.J., MacNeil, M.D. 2011. First Parity Evaluation of Body Condition, Weight, and Blood Beta-Hydroxybutyrate During Lactation of Range Cows Developed in the Same Ecophysiological System but Receiving Different Harvested Feed Inputs. Western Section of Animal Science Proceedings 62:253-256.
Feedlot Performance and Carcass Characteristics of Calves From Dams With Different Levels of Winter Supplementation Developed With or Without Feed Restriction During the Postweaning Period - (Proceedings)
Endecott, R.L., Shipp, B.L., MacNeil, M.D., Alexander, L.J., Roberts, A.J. 2011. Feedlot Performance and Carcass Characteristics of Calves From Dams With Different Levels of Winter Supplementation Developed With or Without Feed Restriction During the Postweaning Period. Western Section of Animal Science Proceedings 62:189-192.
Effect of ovulatory follicle size and estradiol supplementation during the preovulatory period on pregnancy rates in postpartum beef cows - (Abstract Only)
Jinks, E.M., Pohler, K.G., Smith, M.F., Macneil, M.D., Roberts, A.J., Waterman, R.C., Geary, T.W. 2011. Effect of ovulatory follicle size and estradiol supplementation during the preovulatory period on pregnancy rates in postpartum beef cows. 44th Annual Meeting of the Society for the Study of Reproduction. Reproduction and the World's Future. Abstract #479. Portland, Oregon.
Feedlot performance and carcass characteristics of calves from dams with different levels of winter supplementation developed with or without feed restriction during the postweaning period - (Abstract Only)
Endecott, R.L., Shipp, B.L., Macneil, M.D., Alexander, L.J., Roberts, A.J. 2011. Feedlot performance and carcass characteristics of calves from dams with different levels of winter supplementation developed with or without feed restriction during the postweaning period. Meeting Abstract. On CD.
Effect of reduced heifer nutrition during in utero and post-weaning development on glucose and acetate kinetics - (Peer Reviewed Journal)
Waterman, R.C., Roberts, A.J., Geary, T.W., Grings, E.E., Alexander, L.J., MacNeil, M.D. 2011. Effect of reduced heifer nutrition during in utero and post-weaning development on glucose and acetate kinetics. British Journal of Nutrition. 106:1702-1712.
Range Cattle Winter Water Consumption in Northern Great Plains - (Abstract Only)
Petersen, M.K., Muscha, J.M., Mulliniks, J.T., Roberts, A.J. 2011. Range Cattle Winter Water Consumption in Northern Great Plains. 2011 ASAS Western Section Meeting, Miles City, MT, Meeting Abstract. #37 on CD.
First parity evaluation of peak milk yield for range cows developed in the same ecophysiological system but receiving different concentrations of harvested feed inputs - (Abstract Only)
Waterman, R.C., Roberts, A.J., Endecott, R.L., Petersen, M.K., Geary, T.W., Alexander, L.J., Macneil, M.D. 2011. First parity evaluation of peak milk yield for range cows developed in the same ecophysiological system but receiving different concentrations of harvested feed inputs. Meeting Abstract. On CD.
First parity evaluation of body condition, weight, and blood beta-hydroxybutyrate during lactation of range cows developed in the same ecophysiological system but receiving different harvested feed inputs - (Abstract Only)
Kelly, W.L., Waterman, R.C., Roberts, A.J., Endecott, R.L., Petersen, M.K., Geary, T.W., Alexander, L.J., Macneil, M.D. 2011. First parity evaluation of body condition, weight, and blood beta-hydroxybutyrate during lactation of range cows developed in the same ecophysiological system but receiving different harvested feed inputs. Meeting Abstract. #60 On CD.
Management and genetic factors affecting efficiency of cattle in a grazing environment - (Abstract Only)
Roberts, A.J., Mulliniks, J.T., Waterman, R.C., Geary, T.W., Alexander, L.J., Petersen, M.K., MacNeil, M.D. 2011. Management and genetic factors affecting efficiency of cattle in a grazing environment. J. Anim. Sci. 89(E-Suppl. 1):161. Abstract #25.
Improving Reproductive Performance: Long and Short Term - (Proceedings)
Geary, T.W., Roberts, A.J. 2011. Improving Reproductive Performance: Long and Short Term. Proceedings of the XV Course on New Approaches to Production and Reproduction in Cattle. Pp. 370-385. Uberlandia, Brazil, March 17, 2011.
Effects of immunization against LHRH and treatment with trenbolone acetate on reproductive function of beef bulls and steers - (Peer Reviewed Journal)
Geary, T.W., Wells, K.J., Deavila, D.M., Deavila, J., Conforti, V.A., Mclean, D.J., Roberts, A.J., Waterman, R.C., Reeves, J.J. 2011. Effects of immunization against LHRH and treatment with trenbolone acetate on reproductive function of beef bulls and steers. Journal of Animal Science. 89:2086-2095.
Differential gene expression in anterior pituitary glands from anestrous and cycling postpartum beef cows Reprint Icon - (Peer Reviewed Journal)
Roberts, A.J., Mclean, D.J. 2011. Differential gene expression in anterior pituitary glands from anestrous and cycling postpartum beef cows. Journal of Animal Science. 89:1035-1041.
Challenges to Predicting Productivity of Grazing Ruminants. Where to now? - (Proceedings)
Petersen, M.K., Mulliniks, J.T., Roberts, A.J., and Waterman, R.C. 2010. Challenges to Predicting Productivity of Grazing Ruminants. Where to now?. Proceedings 4th Grazing Livestock Nutrition Conference 180-188.
Level of maternal winter supplement and feed restriction during postweaning development influence circulating concentrations of IGF-I in heifers during the peripartum and rebreeding period - (Proceedings)
Roberts, A.J., Waterman, R.C., Geary, T.W., Alexander, L.J., Macneil, M.D. 2010. Level of maternal winter supplement and feed restriction during postweaning development influence circulating concentrations of IGF-I in heifers during the peripartum and rebreeding period. Western Section of Animal Science Proceedings 61:194-196.
Effects of gestational dietary metabolizable protein level and dry matter intake on subsequent production traits in primiparous heifers - (Proceedings)
Nichols, B.M., Mcdonald, T.J., Harbac, M.M., Roberts, A.J., Paterson, J.A. 2010. Effects of gestational dietary metabolizable protein level and dry matter intake on subsequent production traits in primiparous heifers. Western Section of Animal Science Proceedings 61:35-39.
Factors affecting spermatozoa morphology in beef bulls - (Proceedings)
Roberts, C.A., Geary, T.W., Macneil, M.D., Waterman, R.C., Roberts, A.J., Alexander, L.J. 2010. Factors affecting spermatozoa morphology in beef bulls. Western Section of Animal Science Proceedings 61:122-125.
Nutrition during mid to late gestation affects growth, adipose tissue deposition, and tenderness in cross-bred beef steers - (Peer Reviewed Journal)
Underwood, K.R., Tong, J.F., Price, P.L., Roberts, A.J., Grings, E.E., Hess, B.W., Means, W.J., and Du, M. 2010. Nutrition during mid to late gestation affects growth, adipose tissue deposition, and tenderness in cross-bred beef steers. Meat Science. 86:588-593.
Level of maternal winter supplement and feed restriction during postweaning development influences circulating concentrations of IGF-I in heifers during the peripartum and rebreeding period. - (Abstract Only)
Roberts, A.J., Waterman, R.C., Geary, T.W., Alexander, L.J., MacNeil, M.D. 2010. Level of maternal winter supplement and feed restriction during postweaning development influences circulating concentrations of IGF-I in heifers during the peripartum and rebreeding period. Western Section American Society of Animal Science Abstract 88, E-Suppl. 2:769. Abstract #852.
Effects of Gestational Dietary Metabolizable Protein Level and Dry Matter Intake on Subsequent Production Traits in Primiparous Heifers - (Abstract Only)
Nichols, B.M., Mcdonald, T.J., Harbac, M.M., Roberts, A.J., Paterson, J.A. 2010. Effects of gestational dietary metabolizable protein level and dry matter intake on subsequent production traits in primiparous heifers. Western Section American Society of Animal Science 88(E-Suppl. 2):769. Abstract #852.
Factors affecting spermatozoa morphology in beef bulls - (Abstract Only)
Roberts, C.A., Geary, T.W., Macneil, M.D., Waterman, R.C., Roberts, A.J., Alexander, L.J. 2010. Factors affecting spermatozoa morphology in beef bulls. Western Section American Society of Animal Science 88(E-Suppl. 2):796. Abstract #923.
Developing High Quality Replacement Heifers - (Proceedings)
Funston, R., Martin, J., Larson, D., Roberts, A.J. 2010. Developing High Quality Replacement Heifers. Proceedings MN Beef Cow-Calf Days 2010 pages 1-8.
Effects of flunixin meglumine on pregnancy establishment in beef cattle - (Peer Reviewed Journal)
Geary, T.W., Ansotegui, R.P., MacNeil, M.D., Roberts, A.J., Waterman, R.C. 2010. Effects of flunixin meglumine on pregnancy establishment in beef cattle. Journal of Animal Science. 88:943-949.
Beef cow longevity and efficiency with limited feeding management - (Proceedings)
Roberts, A.J. 2009. Beef cow longevity and efficiency with limited feeding management. Bovine Connection Proceedings p. 13-15.
Heifer Development – Then and Now - (Proceedings)
Funston, R., Martin, J., Roberts, A.J. 2009. Heifer Development – Then and Now. Meeting Proceedings 2009 Pacific Northwest Animal Nutrition Conference October 6-8, Boise, ID.
Reproductive performance of heifers offered ad libitum or restricted access to feed for a 140-d period after weaning - (Peer Reviewed Journal)
Roberts, A.J., Geary, T.W., Grings, E.E., Waterman, R.C., MacNeil, M.D. 2009. Reproductive performance of heifers offered ad libitum or restricted access to feed for a 140-d period after weaning. Journal of Animal Science 87:3043-3052.
Extensive Heifer Development Systems - (Proceedings)
Funston, R.N., Martin, J., Roberts, A.J. 2009. Extensive Heifer Development Systems. Symposium Proceedings. 2009 XXI Range Beef Cow Symposium (RBCS) is Dec. 1-3 at the Casper Events Center, Casper, WY. pp 22-27.
Implications of Going Against the Dogma of Feed Them to Breed Them - (Proceedings)
Roberts, A.J., Grings, E.E., MacNeil, M.D., Waterman, R.C., Alexander, L.J., Geary, T.W. 2009. Implications OF Going Against the Dogma OF Feed Them To Breed Them. Western Section of Animal Science Proceedings 60:85-88.
Fasting lowers gastrin-releasing peptide and Fsh mRNA in the ovine anterior pituitary gland - (Proceedings)
Fuller, A.M., Austin, K.J., Roberts, A.J., Moss, G.E., Alexander, B.M. Fasting lowers gastrin-releasing peptide and Fsh mRNA in the ovine anterior pituitary gland. Western Section of Animal Science Proceedings 60:277-279.
Implications of going against the dogma of feed them to breed them - (Abstract Only)
Roberts, A.J., Grings, E.E., Waterman, R.C., Geary, T.W., Alexander, L.J., MacNeil, M.D. 2009. Implications of going against the dogma of feed them to breed them. Meeting Abstract #16. Journal of Animal Science 87 (E-Suppl 3):142.
Fasting lowers gastrin-releasing peptide and FSH mRNA in the ovine anterior pituitary gland - (Abstract Only)
Fuller, A.M., Austin, K.J., Roberts, A.J., Moss, G.E., Alexander, B.M. 2009. Fasting lowers gastrin-releasing peptide and FSH mRNA in the ovine anterior pituitary gland. Meeting Abstract #47. Journal of Animal Science 87(E-Suppl 3):151.
The Genome Sequence of Taurine Cattle: A Window to Ruminant Biology and Evolution Reprint Icon - (Peer Reviewed Journal)
Elsik, C.G., Gibbs, R., Skow, L., Tellam, R., Weinstock, G., Worley, K., Kappes, S.M., Green, R.D., Alexander, L.J., Bennett, G.L., Carroll, J.A., Chitko Mckown, C.G., Hamernik, D.L., Harhay, G.P., Keele, J.W., Liu, G., Macneil, M.D., Matukumalli, L.K., Rijnkels, M., Roberts, A.J., Smith, T.P., Snelling, W.M., Stone, R.T., Waterman, R.C., White, S.N. 2009. The Genome Sequence of Taurine Cattle: A Window to Ruminant Biology and Evolution. Science. 324:522-528.
Interactions of Forage Quality and Physiological State on Forage Intake of Grazing Beef Cows in Autumn - (Proceedings)
Grings, E.E., Roberts, A.J. 2008. Interactions of Forage Quality and Physiological State on Forage Intake of Grazing Beef Cows in Autumn. Grassland International Congress Proceedings. Multi Functional Grasslands in a Changing World Volume 1 page 438.
Assessment of Insulin-Like Growth Factor-1 As An Indicator of Competence for Rebreeding in First Calf Heifers - (Proceedings)
Roberts, A.J. 2008. Assessment of insulin-like growth factor-1 as an indicator of competence for rebreeding in first calf heifers. Proceedings, Western Section, American Society of Animal Science 59:257-260.
The Use of an Experimental Vaccine in Gestating Beef Cows to Reduce the Shedding of Escherichia coli O157:H7 in the Newborn Calf - (Peer Reviewed Journal)
Standley, T., Paterson, J., Skinner, K., Rainey, B., Roberts, A.J., Geary, T.W., Smith, G., White, R. 2008. The Use of an Experimental Vaccine in Gestating Beef Cows to Reduce the Shedding of Escherichia coli O157:H7 in the Newborn Calf. Professional Animal Scientist 24:260-263.
Assessment of insulin-like growth factor-1 as an indicator of competence for rebreeding in first calf heifers - (Abstract Only)
Roberts, A.J. 2008. Assessment of insulin-like growth factor-1 as an indicator of competence for rebreeding in first calf heifers. Western Section of the American Society of Animal Science Meeting Abstract.
Milk Yield of Primiparous Beef Cows From Three Calving Systems and Varied Weaning Ages - (Peer Reviewed Journal)
Grings, E.E., Roberts, A.J., Geary, T.W., Macneil, M.D. 2008. Milk Yield of Primiparous Beef Cows From Three Calving Systems and Varied Weaning Ages. Journal of Animal Science 86:768-779.
Heifer Development - Then and Now - (Proceedings)
Funston, R., Martin, J., Roberts, A.J. 2007. Heifer Development - Then and Now. The Range Beef Cow Symposium XX Proceedings. December 11, 12, and 13, 2007. Fort Collins, CO. CD only.
Heifer Development – Then and Now - (Proceedings)
Funston, R., Martin, J., Roberts, A.J. 2007. Heifer development – then and now. Meeting Proceedings. CD only.
Heifers Fed Soybeans Or Milling by-Products Utilization of Soybeans Or Corn Milling by-Products in Beef Heifer Development Diets Reprint Icon - (Peer Reviewed Journal)
Harris, H.L., Cupp, A.S., Roberts, A.J., Funston, R.N. 2008. Heifers fed soybeans or milling by-products utilization of soybeans or corn milling by-products in beef heifer development diets. Journal of Animal Science 86:476-482.
Heifer Development and Economically Important Traits - (Proceedings)
Roberts, A.J. 2007. Heifer Development and Economically Important Traits. Meeting Proceedings. CD only.
Influence of seasonal forage quality on glucose kinetics of young beef cows - (Peer Reviewed Journal)
Waterman, R.C., Grings, E.E., Geary, T.W., Roberts, A.J., Alexander, L.J., MacNeil, M.D. 2007. Influence of seasonal forage quality on glucose kinetics of young beef cows. Journal of Animal Science 85:2582-2595. doi 10:2527/jas.2007-0023.
Effects of restricted feeding of beef heifers during the postweaning period on growth, efficiency and ultrasound carcass characteristics - (Peer Reviewed Journal)
Roberts, A.J., Paisley, S.I., Geary, T.W., Grings, E.E., Waterman, R.C., MacNeil, M.D. 2007. Effects of restricted feeding of beef heifers during the postweaning period on growth, efficiency and ultrasound carcass characteristics. Journal of Animal Science 85:2740-2745.
Reproductive Performance Of Heifers Offered Ad Libitum Or Restricted Access To Feed For A 140-D Period After Weaning - (Proceedings)
Roberts, A.J., Grings, E.E., MacNeil, M.D., Waterman, R.C., Alexander, L.J., Geary, T.W. 2007. Reproductive Performance Of Heifers Offered Ad Libitum Or Restricted Access To Feed For A 140-D Period After Weaning. Western Section of Animal Science Proceedings. WSASAS Proceedings 58:255-259.
Reproductive Performance of Heifers Offered Ad Libitum Or Restricted Access To Feed For A 140-D Period After Weaning - (Abstract Only)
Roberts, A.J., Grings, E.E., Macneil, M.D., Waterman, R.C., Alexander, L.J., Geary, T.W. 2007. Reproductive Performance Of Heifers Offered Ad Libitum Or Restricted Access To Feed For A 140-D Period After Weaning. Proceedings Western Section of Animal Science 58:255-258.
Luteinizing hormone-releasing immunization alters pituitary hormone synthesis and storage in bulls and steers - (Abstract Only)
Wells, K.J., Geary, T.W., De Avila, D.M., De Avila, J., Conforti, V.A., Ulker, H., Mclean, D.J., Roberts, A.J., Reeves, J.J. 2007. Luteinizing hormone-releasing immunization alters pituitary hormone synthesis and storage in bulls and steers. Journal of Animal Science 85(Suppl. 1):450.
Relationship Between Size of Ovulatory Follicle and Pregnancy Success in Beef Heifers Reprint Icon - (Peer Reviewed Journal)
Perry, G.A., Smith, M.F., Roberts, A.J., MacNeil, M.D., Geary, T.W. 2007. Relationship between size of ovulatory follicle and pregnancy success in beef heifers. Journal of Animal Science 85:684-689.
From Ear Tags to Spread Sheets: Upgrading Your Herd Management System - (Popular Publication)
Roberts, A.J. 2006. From ear tags to spread sheets: upgrading your herd management system. Montana State University Beef Newsletter Beef Q&A 11(5):5-7.
Large Variation in Steroid Concentrations and Insulin-Like Growth Factor Binding Proteins Exists among Individual Small Antral Follicles Collected from Within Cows at Various Stages of Estrous Cycle Reprint Icon - (Peer Reviewed Journal)
Roberts, A.J., Al-Hassan, M.J., Fricke, P.M., Echternkamp, S.E. 2006. Large variation in steroid concentrations and insulin-like growth factor binding proteins exists among individual small antral follicles collected from within cows at various stages of estrous cycle. Journal of Animal Science 84:2714-2724.
Microarray Analysis of Gene Expression in Anterior Pituitary Glands from Anestrous and Cycling Postpartum Beef Cows - (Proceedings)
Roberts, A.J., Mclean, D.J. 2006. Microarray analysis of gene expression in anterior pituitary glands from anestrous and cycling postpartum beef cows. Western Section of Animal Science Proceedings 57:276-279.
Microarray Analysis of Gene Expression in Anterior Pituitary Glands from Anestrous and Cycling Postpartum Beef Cows - (Abstract Only)
Roberts, A.J., Mclean, D.J. 2006. Microarray analysis of gene expression in anterior pituitary glands from anestrous and cycling postpartum beef cows. Journal of Animal Science Supplement 84(Suppl. 2):158.
Genetic Partitioning of Variation in Ovulatory Follicle Size and Probability of Pregnancy in Beef Cattle Reprint Icon - (Peer Reviewed Journal)
Macneil, M.D., Geary, T.W., Perry, G.W., Roberts, A.J., Alexander, L.J. 2006. Genetic partitioning of variation in ovulatory follicle size and probability of pregnancy. Journal of Animal Science 84:1646-1650.
Relationship Between Follicle Size at Insemination and Pregancy Success in Beef Cattle - (Proceedings)
Perry, G.A., Smith, M.F., Lucy, M.C., Green, J.A., Parks, T.E., Macneil, M.D., Roberts, A.J., Geary, T.W. 2005. Relationship between follicle size at insemination and pregancy success in beef cattle. Proceedings of the National Academy of Sciences v. 102. no. 14. 5268-5273.
2005 Research Update - (Popular Publication)
Vermeire, L.T., Geary, T.W., Grings, E.E., Haferkamp, M.R., Heitschmidt, R.K., Macneil, M.D., Rinella, M.J., Alexander, L.J., Roberts, A.J., Waterman, R.C., Branson, D.H. 2005. 2005 research update. Research Update for Fort Keogh Livestock and Range Research Laboratory. 57 pgs.
Does Dietary Intake Influence Nutrient Utilization in Developing Heifers? Reprint Icon - (Other)
Waterman, R.C., Grings, E.E., Geary, T.W., Roberts, A.J., Alexander, L.J., Macneil, M.D. 2005. Does dietary intake influence nutrient utilization in developing heifers? 2005 Research Update for Fort Keogh Livestock and Range Research Laboratory p. 29-30.
Effects of Flunixin Meglumine on Pregnancy Establishment in Beef Cattle - (Proceedings)
Geary, T.W., Ansotegui, R.P., Roberts, A.J., Waterman, R.C., Macneil, M.D., Grings, E.E., Thompson, B.D., Lipsey, R.J. 2005. Effects of flunixin meglumine on pregnancy establishment in beef cattle. Western Section of Animal Science Proceedings. 56:309-311
The Use of An Experimental Vaccine in Gestating Beef Cows to Reduce the Shedding of E. Coli 0157:h7 in the Newborn Calf - (Proceedings)
Standley, T.T., Paterson, J.A., Skinner, K.D., Rainey, B.M., Roberts, A.J., Geary, T.W., Smith, G., White, R. 2005. The use of an experimental vaccine in gestating beef cows to reduce the shedding of e. coli 0157:h7 in the newborn calf. Western Section of Animal Science Proceedings 56:21-23.
Associations of Growth and Carcass Traits with Attainment of Puberty in Heifers Fed at Two Levels - (Abstract Only)
Roberts, A.J., Paisley, S.I., Geary, T.W., Grings, E.E., Macneil, M.D. 2005. Associations of Growth and Carcass Traits with Attainment of Puberty in Heifers Fed at Two Levels. Journal of Animal Science 83(Suppl. 2):126 (#105).
Associations of Growth and Carcass Traits with Attainment of Puberty in Heifers Fed at Two Levels - (Proceedings)
Roberts, A.J., Paisley, S.I., Geary, T.W., Grings, E.E., Macneil, M.D. 2005. Associations of growth and carcass traits with attainment of puberty in heifers fed at two levels. Western Section of Animal Science Proceedings 56:333-335.
Milk yield of beef heifers from three calving systems - (Abstract Only)
Grings, E.E., Roberts, A.J., Geary, T.W. 2005. Milk yeild of beef heifers from three calving systems. Journal of Animal Science 83(Suppl 2):122 (#90).
Milk Yield of Beef Heifers from Three Calving Systems - (Proceedings)
Grings, E.E., Roberts, A.J., Geary, T.W. 2005. Milk yield of beef heifers from three calving systems. Western Section of Animal Science Proceedings. 56:131-134
Effects of Flunixin Meglumine on Pregnancy Establishment in Beef Cattle - (Abstract Only)
Geary, T.W., Ansotegui, R.P., Roberts, A.J., Waterman, R.C., Macneil, M.D., Grings, E.E., Thompson, D.B., Lipsey, R.J. 2005. Effects of Flunixin Meglumine on Pregnancy Establishment in Beef Cattle. Journal of Animal Science Supplement 83(Suppl. 2):125 (#101).
Effect of Administration of Human Chorionic Gonadotropin after Artificial Insemination on Concentrations of Progesterone and Conception Rates in Beef Heifers Reprint Icon - (Peer Reviewed Journal)
Funston, R.N., Lipsey, R.J., Geary, T.W., Roberts, A.J. 2005. Effect of administration of human chorionic gonadotropin after artificial insemination on concentrations of progesterone and conception rates in beef heifers. Journal of Animal Science. 83:1403-1405.
Effects of Varying Energy Intake and Sire Breed on Duration of Postpartum Anestrus, Insulin Like Growth Factor-1, and Growth Hormone in Mature Crossbred Cows Reprint Icon - (Peer Reviewed Journal)
Roberts, A.J., Klindt, J.M., Jenkins, T.G. 2005. Effects of varying energy intake and sire breed on duration of postpartum anestrus, insulin like growth factor-1, and growth hormone in mature crossbred cows. Journal of Animal Science 83(7):1705-1714.
Efficacy of An Intravaginal Progesterone Insert and An Injection of Pgf*2alpha to Advance Date of Breeding in Postpartum Beef Cows While Utilizing Natural Service - (Proceedings)
Olson, J.L., Roberts, A.J., Ansotegui, R.P., Paterson, J.A., Funston, R.N. 2004. Efficacy of an intravaginal progesterone insert and an injection of pgf*2alpha to advance date of breeding in postpartum beef cows while utilizing natural service. Western Section of Animal Science Proceedings 55:11-14.
Associations among Changes in Estrogen Concentrations in the First Wave Dominant Follicle and Steroid Concentrations in Other Antral Ovarian Follicles in Beef Cows - (Abstract Only)
Roberts, A.J., Echternkamp, S.E. 2004. Associations among changes in estrogen concentrations in the first wave dominant follicle and steroid concentrations in other antral ovarian follicles in beef cows [abstract]. Biology of Reproduction. 70 (Supplement):135. (Abstract #184)
Gene Expression Profiling in Pituitary Glands of Cows During the Preovulatory Period Using Bovine Specific Cdna Microarrays - (Abstract Only)
Turzillo, A.M., Moore, H.C., Rajapaksa, K.S., Greer, K.A., Hoying, J.B., Collier, R.J., Roberts, A.J. 2004. Gene expression profiling in pituitary glands of cows during the preovulatory period using bovine specific cdna microarrays. Society for the Study of Reproduction Annual Meeting Proceedings Abstract 368.
Effect of Ovulatory Follicle Size on Pregnancy Rates and Fetal Mortality in Beef Heifers. - (Abstract Only)
Perry, G.A., Smith, M.F., Roberts, A.J., Macneil, M.D., Geary, T.W. 2004. Effect of ovulatory follicle size on pregnancy rates and fetal mortality in beef heifers. Journal of Animal Science Supplement 82(1):101.
Effect of Ovulatory Follicle Size on Pregnancy Rates and Fetal Mortality in Beef Heifers - (Abstract Only)
Perry, G.A., Smith, M.F., Roberts, A.J., Macneil, M.D., Geary, T.W. 2004. Effect of ovulatory follicle size on pregnancy rates and fetal mortality in beef heifers. Journal of Animal Science Supplement 82(1):101.
Efficacy of An Intravaginal Progesterone Insert and An Injection of Pgf-{2¿} to Advance Date of Breeding in Postpartum Beef Cows While Utilizing Natural Service - (Abstract Only)
Olson, J.L., Roberts, A.J., Ansotegui, R.P., Paterson, J.A., Funston, R.N. 2004. Efficacy of an intravaginal progesterone insert and an injection of pgf-{2¿}- to advance date of breeding in postpartum beef cows while utilizing natural service. Journal of Animal Science Supplement 82(2):117.
Ovarian Follicular Development in Cattle Selected for Twin Ovulations and Births - (Peer Reviewed Journal)
ECHTERNKAMP, S.E., ROBERTS, A.J., LUNSTRA, D.D., WISE, T.H., SPICER, L.J. 2004. OVARIAN FOLLICULAR DEVELOPMENT IN CATTLE SELECTED FOR TWIN OVULATIONS AND BIRTHS. JOURNAL OF ANIMAL SCIENCE. v. 82(2). p. 459-471.
Effect of Body Condition, Initial Weight, and Implant on Feedlot and Carcass Characteristics of Cull Cows Reprint Icon - (Peer Reviewed Journal)
FUNSTON, R.N., PATERSON, J.A., WILLIAMS, K.E., ROBERTS, A.J. EFFECT OF BODY CONDITION, INITIAL WEIGHT, AND IMPLANT ON FEEDLOT AND CARCASS CHARACTERISTICS OF CULL COWS. PROFESSIONAL ANIMAL SCIENTIST. 2003. V. 19. P. 233-238.
Effect of Increasing Levels of Undegradable Intake Protein on Metabolic and Endocrine Factors in Cycling Beef Heifers - (Peer Reviewed Journal)
KANE, K.K., HAWKINS, D.E., PULSIPHER, G.D., DENNISTON, D.J., KREHBIEL, C.R., THOMAS, M.G., PETERSEN, M.K., HALLFORD, D.M., REMMENGA, M.D., ROBERTS, A.J., KEISLER, D.H. EFFECT OF INCREASING LEVELS OF UNDEGRADABLE INTAKE PROTEIN ON METABOLIC AND ENDOCRINE FACTORS IN CYCLING BEEF HEIFERS. JOURNAL OF ANIMAL SCIENCE. 82:283-291. 2004.
Insulin-Like Growth Factor Binding Proteins in Granulosa and Thecal Cells from Bovine Ovarian Follicles at Different Stages of Development - (Peer Reviewed Journal)
Roberts, A.J., Echternkamp, S.E. 2003. Insulin-like growth factor binding proteins in granulosa and thecal cells from bovine ovarian follicles at different stages of development. Journal of Animal Science. 81(11):2826-2839.
Associations among Circulating Concentrations of Igf-1 and Gh During the Postpartum Period with Resumption of Estrus, Calf Weights, and Milk Production in Mature Crossbred Cows Fed Varying Levels of Energy Intake - (Abstract Only)
ROBERTS, A.J., JENKINS, T.G. ASSOCIATIONS AMONG CIRCULATING CONCENTRATIONS OF IGF-1 AND GH DURING THE POSTPARTUM PERIOD WITH RESUMPTION OF ESTRUS, CALF WEIGHTS, AND MILK PRODUCTION IN MATURE CROSSBRED COWS FED VARYING LEVELS OF ENERGY INTAKE. JOURNAL OF ANIMAL SCIENCE SUPPLEMENT ABSTRACT #401. 2003. v. 81(SUPPL. 1). p. 101.
Associations among Circulating Concentrations of Igf-1 and Gh During the Postpartum Period with Resumption of Estrus, Calf Weights, and Milk Production in Mature Crossbred Cows Fed Varying Levels of Energy Intake - (Proceedings)
ROBERTS, A.J., JENKINS, T.G. ASSOCIATIONS AMONG CIRCULATING CONCENTRATIONS OF IGF-1 AND GH DURING THE POSTPARTUM PERIOD WITH RESUMPTION OF ESTRUS, CALF WEIGHTS, AND MILK PRODUCTION IN MATURE CROSSBRED COWS FED VARYING LEVELS OF ENERGY INTAKE. WESTERN SECTION OF ANIMAL SCIENCE PROCEEDINGS. 2003. v. 54. p. 288-290.
Effect of Exogenous Progesterone Before Calf Removal and Prostaglandin F*2 Alpha on Estrous Response and Pregnancy Rates in 3-Year-Old Beef Cows - (Proceedings)
OLSON, J.L., ROBERTS, A.J., PATERSON, J.A., FUNSTON, R.N. EFFECT OF EXOGENOUS PROGESTERONE BEFORE CALF REMOVAL AND PROSTAGLANDIN F*2 ALPHA ON ESTROUS RESPONSE AND PREGNANCY RATES IN 3-YEAR-OLD BEEF COWS. WESTERN SECTION OF ANIMAL SCIENCE PROCEEDINGS. 2003. v. 54. p. 277-280.
Effect of Exogenous Progesterone Before Calf Removal and Prostaglandin F2alpha on Estrous Response and Pregnancy Rates in 3-Year-Old Beef Cows - (Abstract Only)
OLSON, J.L., ROBERTS, A.J., PATERSON, J.A., FUNSTON, R.N. EFFECT OF EXOGENOUS PROGESTERONE BEFORE CALF REMOVAL AND PROSTAGLANDIN F2ALPHA ON ESTROUS RESPONSE AND PREGNANCY RATES IN 3-YEAR-OLD BEEF COWS. JOURNAL OF ANIMAL SCIENCE SUPPLEMENT. 2003. v. 81(Suppl. 1). p. 186.
Effect of Ovulatory Follicle Size at Time of Gnrh Injection Or Standing Estrus on Pregnancy Rates and Embryonic/fetal Mortality in Beef Cattle - (Abstract Only)
PERRY JR, G.A., SMITH, M.F., LUCY, M.C., ROBERTS, A.J., MACNEIL, M.D., GEARY, T.W. EFFECT OF OVULATORY FOLLICLE SIZE AT TIME OF GNRH INJECTION OR STANDING ESTRUS ON PREGNANCY RATES AND EMBRYONIC/FETAL MORTALITY IN BEEF CATTLE. JOURNAL OF ANIMAL SCIENCE SUPPLEMENT ABSTRACT #211. 2003. v. 81(SUPPL. 1). p. 52.
Effect of Hcg Administration Approximately 5 D after Artificial Insemination on Progesterone Concentrations and Ai Conception Rates in Beef Heifers - (Abstract Only)
FUNSTON, R.N., OLSON, J.L., LIPSEY, R.J., GEARY, T.W., ROBERTS, A.J. EFFECT OF HCG ADMINISTRATION APPROXIMATELY 5 D AFTER ARTIFICIAL INSEMINATION ON PROGESTERONE CONCENTRATIONS AND AI CONCEPTION RATES IN BEEF HEIFERS. JOURNAL OF ANIMAL SCIENCE SUPPLEMENT ABSTRACT #212. 2003. v. 81(Suppl. 1). p. 53.
Effect of Hcg Administration Approximately 5 D after Artificial Insemination on Progesterone Concentrations and Ai Conception Rates in Beef Heifers - (Proceedings)
FUNSTON, R.N., OLSON, J.L., LIPSEY, R.J., GEARY, T.W., ROBERTS, A.J. EFFECT OF HCG ADMINISTRATION APPROXIMATELY 5 D AFTER ARTIFICIAL INSEMINATION ON PROGESTERONE CONCENTRATIONS AND AI CONCEPTION RATES IN BEEF HEIFERS. WESTERN SECTION OF ANIMAL SCIENCE PROCEEDINGS. 2003. v. 54. p. 251-253.
Effect of Ovulatory Follicle Size at Time of Gnrh Injection on Preovulatory Serum Concentrations of Estradiol in Beef Cows - (Abstract Only)
PERRY JR, G.A., SMITH, M.F., ROBERTS, A.J., MACNEIL, M.D., GEARY, T.W. EFFECT OF OVULATORY FOLLICLE SIZE AT TIME OF GNRH INJECTION ON PREOVULATORY SERUM CONCENTRATIONS OF ESTRADIOL IN BEEF COWS. SOCIETY FOR THE STUDY OF REPRODUCTION ANNUAL MEETING ABSTRACT #530. 2003. v. 68(1). p. 330.
Effect of Ovulatory Follicle Size at Time of Gnrh Injection Or Standing Estrus on Pregnancy Rates and Embryonic/fetal Mortality in Beef Cattle - (Proceedings)
PERRY JR, G.A., SMITH, M.F., LUCY, M.C., ROBERTS, A.J., MACNEIL, M.D., GEARY, T.W. EFFECT OF OVULATORY FOLLICLE SIZE AT TIME OF GNRH INJECTION OR STANDING ESTRUS ON PREGNANCY RATES AND EMBRYONIC/FETAL MORTALITY IN BEEF CATTLE. WESTERN SECTION OF ANIMAL SCIENCE PROCEEDINGS. 2003. v. 54. p. 281-284.
Frequency of Luteinizing Hormone Pulses in Cattle Influences Duration of Persistence of Dominant Ovarian Follicles, Follicular Fluid Concentrations of Steroids, and Activity of Insulin-Like Growth Factor Binding Proteins - (Peer Reviewed Journal)
KOJIMA, F.N., BERGFELD, E.M., WEHRMAN, M.E., CUPP, A.S., FIKE, K.E., MARISCAL-AGUAYO, D.V., SANCHEZ-TORRES, T., GARCIA-WINDER, M., CLOPTON, D.T., ROBERTS, A.J., KINDER, J.E. FREQUENCY OF LUTEINIZING HORMONE PULSES IN CATTLE INFLUENCES DURATION OF PERSISTENCE OF DOMINANT OVARIAN FOLLICLES, FOLLICULAR FLUID CONCENTRATIONS OF STEROIDS, AND ACTIVITY OF INSULIN-LIKE GROWTH FACTOR BINDING PROTEINS. ANIMAL REPRODUCTION SCIENCES. v. 77 p. 187-211. 2003.
2002 Research Update - (Popular Publication)
GRINGS, E.E., GEARY, T.W., HAFERKAMP, M.R., HEITSCHMIDT, R.K., KLEMENT, K.D., MACNEIL, M.D., ROBERTS, A.J., VERMEIRE, L.T. 2002 RESEARCH UPDATE. RESEARCH UPDATE FOR FORT KEOGH LIVESTOCK AND RANGE RESEARCH LABORATORY. 2003. 90 pages.
Effects of Varying Energy Intake and Sire Breed on Duration of Postpartum Anestrus, Insulin-Like Growth Factor, and Growth Hormone in Mature Crossbred Cows - (Popular Publication)
ROBERTS, A.J., JENKINS, T.G. EFFECTS OF VARYING ENERGY INTAKE AND SIRE BREED ON DURATION OF POSTPARTUM ANESTRUS, INSULIN-LIKE GROWTH FACTOR, AND GROWTH HORMONE IN MATURE CROSSBRED COWS. RESEARCH UPDATE FOR FORT KEOGH LIVESTOCK AND RANGE RESEARCH LABORATORY. p. 48. 2003.
Feeding and Marketing Cull Cows - (Popular Publication)
FUNSTON, R.N., PATERSON, J.A., WILLIAMS, K.E., ROBERTS, A.J. FEEDING AND MARKETING CULL COWS. RESEARCH UPDATE FOR FORT KEOGH LIVESTOCK AND RANGE RESEARCH LABORATORY. p. 76-77. 2003.
Effects of Varying Energy Intake and Sire Breed on Duration of Postpartum Anestrus, Igf-1 and Gh in Mature Crossbred Cows - (Proceedings)
Roberts, A.J., Jenkins, T.G. 2002. Effects of varying energy intake and sire breed on duration of postpartum anestrus, IGF-1 and GH in mature crossbred cows. Western Section of Animal Science Proceedings. 53:454-456.
Effects of Varying Energy Intake and Sire Breed on Duration of Postpartum Anestrus, Igf-1 and Gh in Mature Crossbred Cows - (Abstract Only)
ROBERTS, A.J., JENKINS, T.G. 2002. EFFECTS OF VARYING ENERGY INTAKE AND SIRE BREED ON DURATION OF POSTPARTUM ANESTRUS, IGF-1 AND GH IN MATURE CROSSBRED COWS [abstract].JOURNAL OF ANIMAL SCIENCE SUPPLEMENT 80(Supplement 2):132.Abstract #111.
Effects of Varying Energy Intake and Sire Breed on Duration of Postpartum Anestrus, Igf-1 and Gh in Mature Crossbred Cows - (Proceedings)
ROBERTS, A.J., JENKINS, T.G. EFFECTS OF VARYING ENERGY INTAKE AND SIRE BREED ON DURATION OF POSTPARTUM ANESTRUS, IGF-1 AND GH IN MATURE CROSSBRED COWS. WESTERN SECTION OF ANIMAL SCIENCE PROCEEDINGS. 2002. 53:454-456.
Feeding and Marketing Cull Cows - (Proceedings)
FUNSTON, R.N., PATERSON, J.A., WILLIAMS, K.E., ROBERTS, A.J. FEEDING AND MARKETING CULL COWS. MONTANA NUTRITION CONFERENCE. 2002. p. 18-23.
Insulin-Like Growth Factor Binding Proteins in the Bovine Anterior Pituitary - (Peer Reviewed Journal)
ROBERTS, A.J., FUNSTON, R.N., MOSS, G.E. INSULIN-LIKE GROWTH FACTOR BINDING PROTEINS IN THE BOVINE ANTERIOR PITUITARY. ENDOCRINE JOURNAL. 2001. V. 14(3). P. 399-406.
Sequence Evaluation of Four Pooled-Tissue Normalized Bovine Cdna Libraries and Construction of a Gene Index for Cattle - (Peer Reviewed Journal) - (12-Feb-01)
Lactation and Calf Weight Traits of Mature Crossbred Cows Fed Varying Daily Levels of Metabolizable Energy Intake - (Peer Reviewed Journal) - (08-Jun-99)
Expression of Insulin-Like Growth Factor Binding Proteins in Bovine Follicles - (Abstract Only)
Roberts, A.J., Echternkamp, S.E. 1999. Expression of insulin-like growth factor binding proteins in bovine follicles [abstract]. Biology of Reproduction Abstracts. 60 (Supplement 1):230.
Insulin-Like Growth Factor-I, Insulin-Like Growth Factor-Binding Proteins, and Gonadotropins in the Hypothalamic-Pituitary Axis and Serum of Nutrient-Restricted Ewes - (Peer Reviewed Journal) - (05-Feb-99)
Growth, Body Composition and Endocrine Responses to Chronic Administration of Insulin-Like Growth Factor I And/or Porcine Growth Hormone in Pigs - (Peer Reviewed Journal) - (18-May-98)
Characterization of Insulin-Like Growth Factor-Binding Proteins in the Uterus and Conceptus During Early Conceptus Elongation in Cattle - (Peer Reviewed Journal) - (28-Apr-98)
Estradiol Increases Relative Amounts of Insulin-Like Growth Factor Binding Protein (Igfbp)-3 in Serum and Expression of Igfbp-2 in Anterior Pituitaries of Ewes - (Peer Reviewed Journal) - (25-Feb-98)
Pituitary Concentrations of Mrnas Encoding Gnrh Receptor and Gonadotropin Subunits During the Preovulatory Period in Normal Cows and Cows Selected for Twinning - (Abstract Only) - (23-Apr-97)
Relationships of Light and Heavy Weight Fetuses to Uterine Position, Placental Weight, Gestational Age, and Fetal Cholesterol Concentrations - (Peer Reviewed Journal) - (15-Apr-97)
Circulating Insulin-Like Growth Factor-I, Insulin-Like Growth Factor Binding Proteins, Growth Hormone, and Resumption of Estrus in Postpartum Cows Subjected to Dietary Energy Restriction - (Peer Reviewed Journal) - (10-Mar-97)
Effect of Gonadotropin Treatment on Size, Number, and Cell Proliferation of Antral Follicles in Cows - (Peer Reviewed Journal) - (17-Dec-96)
Insulin-Like Growth Factor I and Insulin-Like Growth Factor-Binding Proteins in Bovine Serum and Follicular Fluid Before and after the Preovulatory Surge of Luteinizing Hormone - (Peer Reviewed Journal) - (07-Aug-96)
Decreased Serum Concentrations of Lh in Undernourished Ewes Are Associated with Diminished Serum Igf-I and Igf-Binding Proteins (Bps) -2, -3 and -4 - (Abstract Only) - (10-Jun-96)
Estradiol Increases Relative Amounts of Igf-Binding Protein (Bp) -3 in Serum and Expression of Bp-2 in Anterior Pituitaries of Ewes - (Abstract Only) - (10-Jun-96)
Characterization of Follicular Development Between Cattle Selected and Unselected for Natural Twin Births - (Abstract Only) - (22-Apr-96)
Insulin-Like Growth Factor Binding Proteins (Igfbps) and Steroids in Persistent and Normal Bovine Ovarian Follicles During Growth and Atresia - (Abstract Only) - (19-Apr-96)
Last Modified: 8/12/2013
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