Education

1998    Ph.D. (Major: Animal Science) University of Nebraska-Lincoln

1983    M. S. (Major: Dairy Science) Obihiro University of Agriculture and Veterinary Medicine

1981     B. S. (Major: Dairy Science) Obihiro University of Agriculture and Veterinary Medicine

Academic positions

2004-               Assistant Research Scientist, Department of Animal and Dairy Science, The University of Georgia

1998-2003       Postdoctoral Research Associate, Department of Animal and Dairy Science, The University of Georgia

Invited presentations and short courses

2007    Teach threshold models at Workshop | University of Berne in Switzerland

2006    Visit Kyoto University in Japan and present animal breeding studies at University of Georgia

2006    Teach studies in animal breeding and genetics at Niigata University in Japan

2006    Teach "Variance Component Estimation" at Obihiro University in Japan

2003    Teach "Fortran 90 on Linux" at University of Georgia

2002    Visit Tohoku University in Japan and present animal breeding studies at University of Georgia

2002    Teach "Application of Mixed Models in Animal Breeding" at Obihiro University

Refereed journal articles

Tsuruta, S., I. Misztal, C. Huang, and T. J. Lawlor. 2008. Bivariate analysis of conception rates and test-day milk yields using a threshold-linear model with random regressions. J. Dairy Sci. (Submitted).

Zumbach, B., I. Misztal, S. Tsuruta, J. P. Sanchez, M. Azain, W. Herring, J. Holl, T. Long, and M. Culbertson. 2008. Genetic components of heat stress in finishing pigs: Development of a heat load function. J. Anim. Sci. (Accepted).

Zumbach, B., I. Misztal, S. Tsuruta, J. P. Sanchez, M. Azain, W. Herring, J. Holl, T. Long, and M. Culbertson. 2008. Genetic components of heat stress in finishing pigs: Parameter estimation. J. Anim. Sci. (Accepted).

Wiggans, G. R., S. Tsuruta, and I. Misztal. 2008. Adaptation of an animal-model method for approximation of reliabilities to a sire-maternal grandsire model. J. Dairy Sci. (In review)

Tsuruta, S. and I. Misztal. 2008. Computing options for genetic evaluation with a large number of genetic markers. J. Anim. Sci. (Accepted).

Zumbach, B., S. Tsuruta, I. Misztal, and K. J. Peters. 2008. Use of a test day model for dairy goat milk yield across lactations in Germany. J. Anim. Breed. Genet. 125:160-167.

Pribyl, J., H. Krejcova, J. Pribylova, I. Misztal, S. Tsuruta, N. Mielenz. 2008. Models for valuation of growth of performance tested bulls. Czech J. Anim. Sci., 53:45-54.

Bohmanova J., I. Misztal, S. Tsuruta, H. D. Norman, and T. J. Lawlor. 2008. Genotype by environment interaction due to heat stress. J. Dairy. Sci. 91:840-846.

Huang C., S. Tsuruta, J. K. Bertrand, I. Misztal, T. J. Lawlor, and J. S. Clay. 2008. Environmental effects on conception rate of Holsteins in New York and Georgia. J. Dairy. Sci. 91:818-825.

Ríos-Utrera, A., G. Martínez-Velázquez, S. Tsuruta, J. K. Bertrand, V. E. Vega-Murillo, and M. Montaño-Bermúdez. 2007. Estimates of genetic parameters for growth traits of Mexican Charolais cattle. Téc. Pecu. Méx. 45:121-130.

Zumbach, B., I. Misztal, S. Tsuruta, J. Holl, W. Herring, and T. Long. 2007. Genetic correlations between two strains of Durocs and crossbred from differing production environments for slaughter traits. J. Anim. Sci. 85:901-908.

Arango, J., I. Misztal, S. Tsuruta, M. Culbertson, J. W. Holl, and W. Herring. 2006. Genetic study of individual preweaning mortality and birth weight in Large White piglets using threshold-linear models. Livest. Prod. Sci. 101:208-218.

Arango, J., I. Misztal, S. Tsuruta, M. Culbertson, and W. Herring. 2005. Study of codes of disposal at different parities of Large White sows using a linear censored model. J. Anim. Sci. 83:2052-2057.

Arango, J., I. Misztal, S. Tsuruta, M. Culbertson, and W. Herring. 2005. Estimation of variance components including competitive effects of Large White growing gilts. J. Anim. Sci. 83:1241-1246.

Iwaisaki, H.,S. Tsuruta, I. Misztal, and J. K. Bertrand. 2005. Genetic parameters estimated with multi-trait and linear spline random regression model using Gelbvieh early growth data. J. Anim. Sci. 83:757-763.

Iwaisaki, H.,S. Tsuruta, I. Misztal, and J. K. Bertrand. 2005. Estimation of correlation between maternal permanent environmental effects of related dams in beef cattle. J. Anim. Sci. 83:537-542.

Arango, J., I. Misztal, S. Tsuruta, M. Culbertson, and W. Herring. 2005. Threshold-linear estimation of genetic parameters for farrowing mortality, litter size and test performance of Large White sows. J. Anim. Sci.83:499-506.

Tsuruta, S., I. Misztal, and T. J. Lawlor. 2005. Changing definition of productive life ― Effect on genetic correlations in US Holsteins. J. Dairy Sci. 88:1156-1165.

Tsuruta, S., I. Misztal, T. J. Lawlor, and L. Klei. 2004. Modeling final scores in US Holsteins as a function of year of classification using random regression models. Livest. Prod. Sci. 91:199-207.

Oseni, S., S. Tsuruta, I. Misztal, and R. Rekaya. 2004. Genetic parameters for days open and pregnancy rates in US Holsteins using different editing criteria. J. Dairy Sci. 87:4327-4333.

Oseni, S., I. Misztal, S. Tsuruta, and R. Rekaya. 2004. Genetic componenets of days open under heat stress. J. Dairy Sci. 87:3022-3028.

Tsuruta, S., I. Misztal, and T. J. Lawlor. 2004. Genetic correlations among production, body size, udder and productive life traits over time in Holsteins. J. Dairy Sci. 87:1457-1468.

Oseni, S., I. Misztal, S. Tsuruta, and R. Rekaya. 2003. Seasonality of days open in US Holsteins. J. Dairy Sci. 86:3718-3725.

Nobre, P. R. C., I. Misztal, S. Tsuruta, J. K. Bertrand, L. O. C. Silva, and P. S. Lopez. 2003. Genetic evaluation of growth in Nellore cattle by multiple-trait and random regression models. J. Anim. Sci. 81:927-932.

Nobre, P. R. C., I. Misztal, S. Tsuruta, J. K. Bertrand, L. O. C. Silva, and P. S. Lopez. 2003. Analyses of growth curves of Nellore cattle by multiple-trat and random regression models. J. Anim. Sci. 81:918-926.

Stranden, I., S. Tsuruta, and I. Misztal. 2002. Simple preconditioners for the conjugate gradient method: experience with test day models. J. Anim. Breed. Genet. 119:166-174.

Tsuruta, S., I. Misztal, L. Klei, and T. J. Lawlor. 2002. Analysis of age-specific predicted transmitting abilities for final scores in Holsteins with a random regression model. J. Dairy. Sci. 85:1324-1330.

Hagiya, K., M. Suzuki, T. Kawahara, Pereira, J. A. C., Y. Domon, S. Tsuruta, and I. Misztal. 2002. Estimation of heritability and genetic correlation for lifetime production and first lactation traits of Holstein cows. Anim. Sci. J. 73:1-8.

Duangjinda, M., I. Misztal, J. K. Bertrand, and S. Tsuruta. 2001. The empirical bias of estimates by restricted maximum likelihood, Bayesian method, and Method R under selection for additive, maternal, and dominance models. J. Anim. Sci. 79:2991-2996.

Pereira, J. A. C., M. Suzuki, K. Hagiya, T. Yoshizawa, S. Tsuruta, and I. Misztal. 2001. Method R estimates of heritability and repeatability for milk, fat, and protein yields of Japanese Holstein. Anim. Sci. J. 72:372-377.

Tsuruta, S., I. Misztal, and I. Stranden. 2001. Use of the preconditioned conjugate gradient algorithm as a generic solver for mixed model-equations in animal breeding applications. J. Anim. Sci. 79:1166-1172.

Tsuruta, S., J. F. Keown, L. D. Van Vleck, and I. Misztal. 2000. Bias in genetic evaluation by records of cows treated with bovine somatotropin. J. Dairy Sci. 83:2650-2656.

Kuchida, K., S. Tsuruta, L. D. Van Vleck, M. Suzuki, and S. Miyoshi. 1999. Prediction method of beef marbling standard number using parameters obtained from image analysis for beef ribeye. Animal Science Journal. 70:107-112.

Kuchida, K., M. Fukaya, S. Miyoshi, M. Suzuki, and S. Tsuruta. 1999. Nondestructive prediction method for yolk:albumen ration in chicken eggs by computer image analysis. Poultry Sci. 78:909-913.

Tsuruta, S., M. Suzuki, and T. Mitsumoto. 1990. Estimation of genetic and environmental trends from simultaneous genetic evaluation of bulls and cows using Hokkaido dairy herd milk records. Jpn. J. Zootech. Sci. 61:1051-1056.

Suzuki, M., T. Mitsumoto, and S. Tsuruta. 1989. Joint evaluations for sires and cows using field data of Hokkaido Holstein population. Jpn. J. Zootech. Sci. 60:755-760.

Abstracts

Zumbach, B., I. Misztal, C.Y. Chen, S. Tsuruta, W. Herring T. Long, and M. Culbertson. 2008. Use of serial pig body weights in pig breeding. EAAP Meeting, Vilnius, Lithuania.

Silva, L. O. C., S. Tsuruta, J. K. Bertrand, A. Gondo, P. R. C. Nobre, R. A. A. Torres Jr, and C. H. C. Machado. 2008. An approach for considering genotype x environment interaction in genetic evaluations of Zebu beef cattle in Brazil. J. Anim. Sci. 86 (Suppl. 1) (Accepted).

Zumbach, B., I. Misztal, C.Y. Chen, S. Tsuruta, W. Herring T. Long, and M. Culbertson. 2008. Use of serial pig body weights for genetic improvement. J. Anim. Sci. 86 (Suppl. 1) (Accepted).

Aguilar, I., S. Tsuruta, and I. Misztal. 2008. Computing options for multiple trait test day random regression models with account of heat tolerance and national datasets. J. Dairy Sci. 91 (Suppl. 1) (Accepted).

Aguilar, I., I. Misztal, and S. Tsuruta. 2008. Genetic parameters for milk, fat and protein in Holsteins using a multiple-parity test day model that accounts for heat stress. J. Dairy Sci. 91 (Suppl. 1) (Accepted).

Huang, C., I. Misztal, S. Tsuruta, and T. J. Lawlor. 2008. Studies on genetic parameters of fertility. J. Dairy Sci. 91 (Suppl. 1) (Accepted).

Chen, C. Y., I. Misztal, S. Tsuruta, W.O. Herring, T. Long, and M. Culbertson. 2008. Genetic parameters for longitudinal feed intake and weight gain in Durocs. J. Anim. Sci. 86 (Suppl. 1) (Accepted).

Tsuruta, S., I. Misztal, C. Huang, and T. J. Lawlor. 2008. Genetic correlations between conception rates and test-day milk yields using a threshold-linear random-regression model. J. Dairy Sci. 91 (Suppl. 1) (Accepted).

Tsuruta, S., and I. Misztal. 2007. Comparison of single and multiple trait random regression models for analyses of multi-parity test-days. J. Dairy Sci. 90 (Suppl. 1).

Tsuruta, S, and I. Misztal. 2007. Computing options for genetic evaluation with a large number of genetic markers. J. Dairy Sci. 90 (Suppl. 1).

Zumbach, B., I. Misztal, S. Tsuruta, J. P. Sanchez,, M. J. Azain, W. Herring, J. Holl, and T. Long. 2007. Breeding for robust pigs across the year in heat stress affected area. J. Anim. Sci. 85 (Suppl. 1).

Soyeurt, H., S. Tsuruta, I. Misztal, and N. Gengler. 2007. Principal components approach for estimating heritability of mid-infrared spectrum in bovine milk. J. Dairy Sci. 90 (Suppl. 1).

Arakawa, A., H. Iwaisaki, and S. Tsuruta. 2007. Genetic parameters of growth traits in Japanese Black cattle using random regression model. Japanese Society of Animal Science Meeting, Tokyo, Japan.

Zumbach, B., S. Tsuruta, I. Misztal, and K. Peters. 2006. Genetic parameters for milk yield in dairy goats across lactations in Germany. EAAP Meeting, Antalya, Turkey.

Tsuruta, S, and I. Misztal. 2006. THRGIBBS1F90 for estimation of variance components with threshold and linear models. J. Dairy Sci. 89 (Suppl. 1).

Johanson, J. M., P. J. Berger, S. Tsuruta, and I. Misztal. 2006. Genetic parameters for birth weight, dystocia, gestation length, and perinatal mortality in Holstein cattle. J. Dairy Sci. 89 (Suppl. 1).

Bohmanova, J., I. Misztal, S. Tsuruta, H. D. Norman, and T. J. Lawlor. 2006. Conception rates of Holsteins in New York and Georgia. J. Dairy Sci. 89 (Suppl. 1).

Kuduru, V., I. Misztal, S. Tsuruta, and T. J. Lawlor. 2006. Studies on drops of PTA from first to second crop for final score in Holsteins. J. Dairy Sci. 89 (Suppl. 1).

Huang, C., S. Tsuruta, I. Misztal, T. J. Lawlor, and J. S. Clay. 2006. Conception rates trend of Holstein in Southeast USA. J. Dairy Sci. 89 (Suppl. 1).

Zumbach, B., S. Tsuruta, I. Misztal, and K. Peters. 2006. Genetic parameters for milk yield in dairy goats across lactations in Germany. J. Anim. Sci. 84 (Suppl. 1).

Iwaisaki, H, and S. Tsuruta. 2005. Estimation of maternal permanent environmental correlation including sire by herd interaction. Japanese Society of Animal Science Meeting, Sapporo, Japan.

Tsuruta, S., C. Huang, I. Misztal, T. J. Lawlor, and J. S. Clay. 2005. Genetic parameters for conception rate and days open in Holsteins. J. Dairy Sci. 88 (Suppl. 1).

Huang, C., S. Tsuruta, I. Misztal, T. J. Lawlor, and J. S. Clay. 2005. Conception rates of Holsteins in New York and Georgia. J. Dairy Sci. 88 (Suppl. 1).

Bohmanova, J., I. Misztal, S. Tsuruta, D. Norman, and T. Lawlor. 2005. Test-day model that accounts for heat stress of Holsteins in the United States. J. Dairy Sci. 88 (Suppl. 1).

Arango, J., I. Misztal, S. Tsuruta, W. Herring, and M. Culbertson. 2005. Estimation of variance components including competitive effects of Large White growing gilts. J. Anim. Sci. 83 (Suppl. 1).

Arango, J., I. Misztal, S. Tsuruta, M. Culbertson, and W. Herring. 2005. Studies on causes of sow disposal at different parities of Large White sows. J. Anim. Sci. 83 (Suppl. 1).

Tsuruta, S., I. Misztal, and T. J. Lawlor. 2005. Genetic parameters for conception rate and days open in Holsteins. EAAP Meeting, Uppsala, Sweeden.

Arango, Jesus, Ignacy Misztal, Shogo Tsuruta, Matt Culbertson, and William Herring. 2004. Estimation of genetic parameters for farrowing mortality, litter size and test performance of first parity Large White sows. J. Anim. Sci. 82 (Suppl. 1).

Iwaisaki, H., S. Tsuruta, I. Misztal, and J. K. Bertrand. 2004. Estimation of correlation between maternal permanent environmental effects of related dams in beef cattle. J. Anim. Sci. 82 (Suppl. 1).

Iwaisaki, H., S. Tsuruta, I. Misztal, and J. K. Bertrand. 2004. Genetic parameters estimated with multi-trait and linear spline random regression models using Gelbvieh early growth data. J. Anim. Sci. 82 (Suppl. 1).

Oseni, S., I. Misztal, S. Tsuruta, and R. Rekaya, 2004. Genetic component of heat stress. J. Dairy Sci. 87 (Suppl. 1).

Oseni, S., I. Misztal, S. Tsuruta, and R. Rekaya. 2004. Genetic parameters for days open and pregnancy rate in US Holsteins. J. Dairy Sci. 87 (Suppl. 1).

Robbins, K. R., I. Misztal, J.K. Bertrand, A. Legarra, and S. Tsuruta. 2004. A practical longitudinal model for evaluating growth in Gelbvieh cattle. J. Anim. Sci. 82 (Suppl. 1).

Tsuruta, S., I. Misztal, and T. J. Lawlor. 2004. Correlated traits used for indirect prediction of productive life in Holsteins. J. Dairy Sci. 87 (Suppl. 1).

Tsuruta, S., I. Misztal, and T. Druet. 2003. Comparison of estimation methods for heterogeneous residual variances with random regression models. J. Dairy Sci. 86 (Suppl. 1).

Misztal, I., S. Oseni, and S. Tsuruta. 2003. Analyses of heat tolerance for milk in Holsteins using different sources of heat-stress information. J. Dairy Sci. 86 (Suppl. 1).

Tsuruta, S., I. Misztal, T. J. Lawlor, and L. Klei. 2003. Estimation of genetic correlations among production, body size, udder, and productive life traits over time in Holsteins. J. Dairy Sci. 86 (Suppl. 1).

Fujii, C., M. Suzuki, and S. Tsuruta. 2003. Analysis of persistency for milk production in first lactation. Japanese Society of Animal Science Meeting, Tokyo, Japan.

Tsuruta, S., I. Misztal, T. J. Lawlor, and L. Klei. 2002. Changes of genetic correlation between milk production and body size over time in Holsteins using random regression models. J. Dairy Sci. 85 (Suppl. 1).

Tsuruta, S., I. Misztal, L. Klei, and T. J. Lawlor. 2001. Genetic correlation between final scores over time in Holsteins. J. Dairy Sci. 84 (Suppl. 1).

Klei, L., S. Tsuruta, I. Misztal, and T. J. Lawlor. 2001. Evaluations for final score at different ages. J. Dairy Sci. 84 (Suppl. 1).

Nobre, P. R. C., I. Misztal, S. Tsuruta, D. Lee, J. K. Bertrand, L. O. C. Silva, and P. S. Lopes. 2001. Analyses of sequential weights of Brazilian Zebu cattle using a multiple trait model by REML and Bayesian method. J. Anim. Sci. 79 (Suppl. 1).

Tsuruta, S., I. Misztal, and I. Stranden. 2000. Preconditioned conjugate gradient method by iteration on data for solving mixed model equations. J. Dairy Sci. 83 (Suppl. 1).

Klei, L., T. J. Lawlor, I. Misztal, and S. Tsuruta. 2000. Modelling accuracy of final score observations at different ages. J. Dairy Sci. 83 (Suppl. 1).

Tsuruta, S., J. F. Keown, L. D. Van Vleck, and I. Misztal. 1999. Genetic evaluation using test-day records of bovine somatotropin treated cows. J. Dairy Sci. 82 (Suppl. 1).

Tsuruta, S., M. Suzuki, and T. Mitsumoto. 1992. Influence of somatic cell counts on milk production in Holsteins. Jpn. Zootech. Sci. Meeting.

Tsuruta, S., M. Suzuki, and T. Mitsumoto. 1991. Environmental effects of somatic cell counts in Holsteins. Jpn. Zootech. Sci. Meeting.

Mitsumoto, T., S. Tsuruta, and M. Suzuki. 1983. Estimation of extension factors for milk and fat lactation records of dairy cattle in Hokkaido. The Vth World Conference on Animal Production.

Other publications

C. Huang, I. Misztal, S. Tsuruta, and T. J. Lawlor. 2007. Methodology of evaluation for female fertility. INTERBULL meeting, Dublin, Ireland.

Sasaki, Y. (ed.), S. Tsuruta, K. Moriya, T. Miyake, H. Iwaisaki, H. Hirooka, T. Nomura, Y. Wada, M. Satoh, H. Oki, K. Wada, and Y. Matsuyama. 2007. Estimation of Random effects and BLUP. Kyoto University Press. Kyoto, Japan.

Bertrand, J. K., I. Misztal, K. R. Robbins, J. Bohmanova, and S. Tsuruta. 2006. Implementation of random regression models for large scale evaluations for growth in beef cattle. Proc. 8th WCGALP, Belo Horizonte, Brazil.

Ríos-Utrera, A., G. Martínez-Velázquez, S. Tsuruta, J. K. Bertrand, V. E. Vega-Murillo, and M. Montaño-Bermúdez. 2006. Genetic evaluation for growth traits of Charolais cattle reared under field conditions in Mexico. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Tsuruta, S., C. Huang, I. Misztal, and T. J. Lawlor. 2006. Variance components for conception rates in US Holsteins with threshold random regression models using different editing criteria. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Herring, W. O., J. Arango, I. Misztal, S. Tsuruta, M. Culbertson, and J. W. Holl. 2006. Capturing the opportunity of increased litter size in an integrated pork production business. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Arango, J., I. Misztal, S. Tsuruta, M. Culbertson, W. O. Herring, and T. Long. 2006. Competitive genetic effects in large white growing gilts. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Misztal, I., J. Bohmanova, M. Freitas, S. Tsuruta, H. D. Norman, and T. J. Lawlor. 2006. Issues in genetic evaluation of dairy cattle for heat tolerance. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Negussie, E., I. Strandén, E. A. Mäntysaari, and S. Tsuruta. 2006. Genetic parameters for clinical mastitis in Finnish Ayrshire: A longitudinal threshold model analysis. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Tsuruta, S., and I. Misztal. 2006. THRGIBBS1F90 for estimation of variance components with threshold and linear models. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Lawlor, T. J., I. Misztal, S. Tsuruta, and C. Huang. 2006. Breeding Holsteins for different environments. Proc. 8th WCGALP, Belo Horizonte, Brazil.

 Tsuruta, S. Animal breeding theory and its application (72) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:898-904.

 Tsuruta, S. Animal breeding theory and its application (71) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:805-811.

 Lawlor, T. J., J. Connor, S. Tsuruta, and I. Misztal. 2005. New applications of comformation trait data for dairy cow improvement. INTERBULL meeting, Uppsala, Sweden.

 Bohmanova, J., I. Misztal, S. Tsuruta, D. Norman, and T. Lawlor. 2005. National genetic evaluation of milk yield for heat tolerance of United States Holsteins. INTERBULL meeting, Uppsala, Sweden.

 Tsuruta, S. Animal breeding theory and its application (70) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:683-686.

 Tsuruta, S. Animal breeding theory and its application (69) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:607-613.

 Tsuruta, S. Animal breeding theory and its application (68) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:507-510.

 Tsuruta, S. Animal breeding theory and its application (67) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:407-412.

 Tsuruta, S. Animal breeding theory and its application (66) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:309-313.

 Tsuruta, S. Animal breeding theory and its application (65) ― Estimation of variance components. 2005. Yokendo. Chikusan no kenkyu. 59:209-214.

 Tsuruta, S., and I. Misztal. 2004. Correlated traits of indirect prediction of transmitting abilities of productive live in Holsteins. Animal and Dairy Science Annual Report, The University of Georgia. pg. 235-243.

 Oseni, S., I. Misztal, S. Tsuruta, and R. Rekaya. 2004. Effect of heat stress on days open in Holstein cows ― Genetic analysis. Animal and Dairy Science Annual Report, The University of Georgia. pg. 217-225.

 Tsuruta, S. Animal breeding theory and its application (64) ― Estimation of variance components. 2004. Yokendo. Chikusan no kenkyu. 58:1301-1307.

 Tsuruta, S. Animal breeding theory and its application (63) ― Estimation of variance components. 2004. Yokendo. Chikusan no kenkyu. 58:1219-1222.

 Tsuruta, S. Studies on improvement of lifetime production for dairy cattle. 2002. Livestock Improvement Association of Japan Chapter 11, p376-400.

 Lawlor, T. J., S. Tsuruta, L. Klei, and I. Misztal. 2002. Use of random regression model to investigate changes in genetic parameters over time. Proc. 7th WCGALP, Montpellier, France.

 Misztal, I., S. Tsuruta, T. Strabel, B. Auvray, T. Druet, and D. Lee. 2002. BLUPF90 and related programs (BGF90). Proc. 7th WCGALP, Montpellier, France.

 Nobre, P. R. C., I. Misztal, S. Tsuruta, J. K. Bertrand, L. O. C. Silva, and P. S. Lopez. 2002. Genetic evaluation of growth in beef cattle with a random regression model. Proc. 7th WCGALP, Montpellier, France.

 Tsuruta, S., I. Misztal, T. J. Lawlor, and L. Klei. 2002. Estimation of changes of genetic parameters over time for type traits in Holsteins using random regression models. Proc. 7th WCGALP, Montpellier, France.

 Tsuruta, S., and I. Misztal. 2000. Application of a random regression model at different ages for final scores in Holsteins.Animal and Dairy Science Annual Report, The University of Georgia. pg. 75-82.

 Tsuruta, S. 1999. Use of records of bovine somatotropin treated cows in genetic evaluation. Dairy Report, University of Nebraska Cooperative Extension MP74-A. pg. 24.

 Journal review

2005-2007       Editorial Board of Journal of Animal Science

Journal of Dairy Science

Journal of Animal Science

Livestock Science

Genetics Selection Evolution

Journal of Animal Breeding and Genetics

International Journal of Animal Bioscience

Acta Agriculturae Scandinavica

Brazilian Journal of Animal Science

Animal Science Papers and Reports

Asian-Australasian Journal of Animal Science

 Theses

       Tsuruta, S. 1998. Use of records of bovine somatotropin treated cows in genetic evaluations. Ph.D. Dissertation. University of Nebraska, Lincoln, NE.

       Tsuruta, S. 1983. Estimation of extension factors for milk and fat lactation records. M.S. Thesis. Obihiro University of Agriculture and Veterinary Medicine, Obihiro, Hokkaido, Japan.

       Tsuruta, S. 1981. Estimation of lactation curves by region, parity, and month of calving. B.S. Thesis. Obihiro University of Agriculture and Veterinary Medicine, Obihiro, Hokkaido, Japan.

 Membership (award)

1998-               Sigma Xi, Scientific Research Society

1997-               American Society of Animal Science

1996                Gamma Sigma Delta (Award), Honor Society of Agriculture

1995-               American Dairy Science Association

1981-1994        Japanese Society of Animal Science