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United States Department of Agriculture

Agricultural Research Service

Related Topics

Ralph T Wiedmann
Reproduction Research
Computational Biologist

Phone: (402) 762-4253
Fax: (402) 762-4155
U.S. MEAT ANIMAL RESEARCH CENTER
STATE SPUR 18D
CLAY CENTER, NE, 68933-0000

Projects
Genetic and Genomic Approaches to Improve Swine Reproductive Efficiency
Appropriated (D)
  Accession Number: 426415

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Genome-wide association and identification of candidate genes for ovulation rate in swine - (Peer Reviewed Journal) - (17-Jun-14)
Identifying genetic loci controlling neonatal passive transfer of immunity using a hybrid genotyping strategy - (Peer Reviewed Journal)
Rohrer, G.A., Rempel, L.A., Miles, J.R., Keele, J.W., Wiedmann, R.T., Vallet, J.L. 2014. Identifying genetic loci controlling neonatal passive transfer of immunity using a hybrid genotyping strategy. Animal Genetics. 45(3):340-349.
Validation of QTL in commercial-type pigs at USMARC - (Abstract Only)
Rohrer, G.A., Wiedmann, R.T., Schneider, J.F., Nonneman, D. 2014. Validation of QTL in commercial-type pigs at USMARC [abstract]. Plant and Animal Genome XXII Conference Proceedings. Abstract #W795.
Discovery of 14.6 million SNP in a mixed breed swine population - (Abstract Only)
Wiedmann, R.T., Nonneman, D., Rohrer, G.A. 2014. Discovery of 14.6 million SNP in a mixed breed swine population [abstract]. Plant and Animal Genome XXII Conference Proceedings. Abstract #P584.
Dissection of two QTL on SSC2 identifies candidate genes for ovulation rate in swine - (Abstract Only)
Nonneman, D., Schneider, J.F., Wiedmann, R.T., Vallet, J.L., Rohrer, G.A. 2014. Dissection of two QTL on SSC2 identifies candidate genes for ovulation rate in swine [abstract]. Plant and Animal Genome XXII Conference Proceedings. Abstract #P596.
Genome-wide association of meat quality traits and tenderness in swine Reprint Icon - (Peer Reviewed Journal)
Nonneman, D.J., Shackelford, S.D., King, D.A., Wheeler, T.L., Wiedmann, R.T., Snelling, W.M., Rohrer, G.A. 2013. Genome-wide association of meat quality traits and tenderness in swine. Journal of Animal Science 91(9):4043-4050.
Social environment influences the relationship between genotype and gene expression in wild baboons - (Peer Reviewed Journal)
Runcie, D.E., Wiedmann, R.T., Archie, E.A., Altmann, J., Wray, G.A., Alberts, S.C., Tung, J. 2013. Social environment influences the relationship between genotype and gene expression in wild baboons. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 368(1618):20120345.
Genome-wide association identifies candidate genes for ovulation rate in swine - (Abstract Only)
Nonneman, D., Schneider, J., Wiedmann, R., Vallet, J., Rohrer, G. 2013. Genome-wide association identifies candidate genes for ovulation rate in swine [abstract]. Journal of Animal Science. 91 (Supplement 2):64 (Abstract #O191).
A high density recombination map of the pig reveals a correlation between sex-specific recombination and GC content Reprint Icon - (Peer Reviewed Journal)
Tortereau, F., Servin, B., Frantz, L., Megens, H.-J., Milan, D., Rohrer, G., Wiedmann, R., Beever, J., Archibald, A.L., Schook, L.B., Groenen, M.A.M. 2012. A high density recombination map of the pig reveals a correlation between sex-specific recombination and GC content. BMC Genomics. 13:586.
Next-generation sequencing of the porcine skeletal muscle transcriptome for computational prediction of microRNA gene targets - (Peer Reviewed Journal)
McDaneld, T.G., Smith, T.P.L., Harhay, G.P., and Wiedmann, R.T. 2012. Next-generation sequencing of the porcine skeletal muscle transcriptome for computational prediction of microRNA gene targets. PLoS One. 7(7):e42039. doi:10.1371/journal.pone.0042039.
A defect in dystrophin causes a novel porcine stress syndrome Reprint Icon - (Peer Reviewed Journal)
Nonneman, D.J., Brown-Brandl, T., Jones, S.A., Wiedmann, R.T., Rohrer, G.A. 2012. A defect in dystrophin causes a novel porcine stress syndrome. Biomed Central (BMC) Genomics. 13:233.
Genome-wide association study of swine farrowing traits. Part II: Bayesian analysis of marker data Reprint Icon - (Peer Reviewed Journal)
Schneider, J.F., Rempel, L.A., Snelling, W.M., Wiedmann, R.T., Nonneman, D.J., Rohrer, G.A. 2012. Genome-wide association study of swine farrowing traits. Part II: Bayesian analysis of marker data. Journal of Animal Science. 90(10):3360-3367.
Genome wide association study of age at puberty in swine - (Abstract Only)
Schneider, J.F., Nonneman, D.J., Wiedmann, R.T., Rohrer, G.A. 2012. Genome-wide association study of age at puberty in swine [abstract]. Journal of Animal Science. 90 (Supplement 3):19 (Abstract #M41).
MicroRNA expression profile in bovine cumulus–oocyte complexes: Possible role of let-7 and miR-106a in the development of bovine oocytes Reprint Icon - (Peer Reviewed Journal)
Miles, J.R., McDaneld, T.G., Wiedmann, R.T., Cushman, R.A., Echternkamp, S.E., Vallet, J.L., Smith, T.P.L. 2012. MicroRNA expression profile in bovine cumulus–oocyte complexes: Possible role of let-7 and miR-106a in the development of bovine oocytes. Animal Reproduction Sciences. 130(1-2):16-26.
Genome-wide association of a novel porcine stress-syndrome to dystrophin - (Abstract Only)
Nonneman, D., Brown Brandl, T., Jones, S.A., Wiedmann, R.T., Rohrer, G.A. 2012. Genome-wide association of a novel porcine stress-syndrome to dystrophin [abstract]. Plant and Animal Genome XX Conference Proceedings. Abstract #W696.
Identification of genomic regions associated with cryptorchidism in pigs - (Abstract Only)
Rohrer, G.A., Nonneman, D.J., Wiedmann, R.T. 2011. Identification of genomic regions associated with cryptorchidism in pigs. Proc., Swine in Biomedical Research Conference. p. 37-38.
Genome-wide associations for age at puberty in a Duroc-Landrace-Yorkshire swine population - (Abstract Only)
Nonneman, D.J., Rohrer, G.A., Rempel, L.A., Wiedmann, R.T., Vallet, J.L. 2011. Genome-wide associations for age at puberty in a Duroc-Landrace-Yorkshire swine population. Plant and Animal Genome Conference Proceedings. Poster #P609.
QTL associations for weaning-to-estrus interval in a Landrace-Duroc-Yorkshire swine population - (Abstract Only)
Rempel, L.A., Wiedmann, R.T., Nonneman, D.J., Rohrer, G.A. 2011. QTL associations for weaning-to-estrus interval in a Landrace-Duroc-Yorkshire swine population [abstract]. Plant and Animal Genome Conference Proceedings. (XIX Conference):Abstract P607.
Sequence analysis for a de novo genome assembly of Bos indicus (Nelore) cattle - (Abstract Only)
Sonstegard, T.S., Schroeder, S.G., Smith, T.P., Zimin, A., Matukumalli, L.K., Ajmone-Marsan, P., Wiedmann, R.T., Negrini, R., Yorke, J., Van Tassell, C.P., Garcia, J.F. 2010. Sequence analysis for a de novo genome assembly of Bos indicus (Nelore) cattle. Animal Genetics International Conference Proceedings.
Single nucleotide polymorphism discovery in rainbow trout - (Abstract Only)
Rexroad Iii, C.E., Castano, C., Smith, T.P., Vallejo, R.L., Jianbo, Y., Wiedmann, R.T. 2010. Single nucleotide plymorphism discovery in rainbow trout. Aquaculture America Conference.
De novo Reconstruction of the Pig Skeletal Muscle Transcriptome for Identification of MicroRNA Gene Targets - (Abstract Only)
McDaneld, T.G., Wiedmann, R.T., Harhay, G.P., Smith, T.P.L. 2010. De novo Reconstruction of the Pig Skeletal Muscle Transcriptome for Identification of MicroRNA Gene Targets (abstract). In: Proceedings of the Advances in Genome Biology & Technology Conference, February 24-27,2010, Marco Island, Florida. p. 114.
Single nucleotide polymorphism discovery in rainbow trout by deep sequencing of a reduced representation library - (Peer Reviewed Journal)
Sanchez Castano, C., Smith, T.P., Wiedmann, R.T., Vallejo, R.L., Salem, M., Yao, J., Rexroad Iii, C.E. 2009. Single nucleotide polymorphism discovery in rainbow trout by deep sequencing of a reduced representation library. Biomed Central (BMC) Genomics. 10:559.
Design of a High Density SNP Genotyping Assay in the Pig Using SNPs Identified and Characterized by Next Generation Sequencing Technology Reprint Icon - (Peer Reviewed Journal)
Ramos, A.M., Crooijmans, R.P.M.A., Affara, N.A., Amaral, A.J., Archibald, A.L., Beever, J.E., Bendixen, C., Churcher, C., Clark, R., Dehais, P., Hansen, M.S., Hedegaard, J., Hu, Z.L., Kerstens, H.H., Law, A.S., Megens, H.J., Milan, D., Nonneman, D.J., Rohrer, G.A., Rothschild, M.F., Smith, T.P.L., Schnabel, R.D., Van Tassell, C.P., Taylor, J.F., Wiedmann, R.T., Schook, L.B., Groenen, M.A.M. 2009. Design of a High Density SNP Genotyping Assay in the Pig Using SNPs Identified and Characterized by Next Generation Sequencing Technology. PLoS One 4(8):E6524. p. 1-13.
MicroRNA Transcriptome Profiles During Swine Skeletal Muscle Development Reprint Icon - (Peer Reviewed Journal)
McDaneld, T.G., Smith, T.P., Doumit, M.E., Miles, J.R., Coutinho, L.L., Sonstegard, T.S., Matukumalli, L.K., Nonneman, D.J., Wiedmann, R.T. 2009. MicroRNA Transcriptome Profiles During Swine Skeletal Muscle Development. Biomed Central (BMC) Genomics. 10:77.
Snp Discovery in Swine by Reduced Representation and High Throughput Pyrosequencing Reprint Icon - (Abstract Only)
Nonneman, D.J., Wiedmann, R.T., Smith, T.P. 2009. SNP Discovery in Swine by Reduced Representation and High Throughput Pyrosequencing. Plant and Animal Genome Conference XVII Proceedings. 1/10-14/2009, San Diego, CA. Abstract P531.
SNP discovery in swine by reduced representation and high throughput pyrosequencing Reprint Icon - (Peer Reviewed Journal)
Wiedmann, R.T., Smith, T.P., Nonneman, D.J. 2008. SNP discovery in swine by reduced representation and high throughput pyrosequencing. BioMed Central (BMC) Genetics. 9:81.
Single nucleotide polymorphism discovery in rainbow trout using reduced representation libraries - (Abstract Only)
Castano, C., Smith, T.P., Wiedmann, R.T., Yao, J., Rexroad III, C.E. 2009. Single nucleotide polymorphism discovery in rainbow trout using reduced representation libraries. Meeting Abstract.
MicroRNA expression profile in bovine cumulus-oocyte complexes during late oogenesis - (Abstract Only)
Miles, J.R., McDaneld, T.G., Wiedmann, R.T., Cushman, R.A., Echternkamp, S.E., Vallet, J.L., Smith, T.P.L. 2009. MicroRNA expression profile in bovine cumulus-oocyte complexes during late oogenesis [abstract]. Reproduction, Fertility and Development. 21(1):186 (Abstract #174).
MicroRNA profiles of the fetal pig during skeletal muscle development Reprint Icon - (Abstract Only)
McDaneld, T.G., Wiedmann, R.T., Miles, J.R., Smith, T.P. 2008. MicroRNA profiles in skeletal muscle of fetal pig. XXXI Animal Genetics International Conference Proceedings. Poster #2206.
MicroRNA (MiRNA) technology in livestock: expression profiling of bovine oocyte and developmental stages of porcine skeletal muscle - (Proceedings)
Mcdaneld, T.G., Wiedmann, R.T., Miles, J.R., Cushman, R.A., Vallet, J.L., Smith, T.P. 2007. MicroRNA (MiRNA) technology in livestock: expression profiling of bovine oocyte and developmental stages of porcine skeletal muscle. Conference Proc., National Swine Improvement Federation Conference & Ann. Mtg., Dec. 5-7, 2007. Kansas City, MO, NSIF Volume 32, www.nsif.com.
Integrating the USMARC genetic map for the pig with the pig physical map - (Abstract Only)
Wiedmann, R.T., Freking, B.A., Nonneman, D.J., Snelling, W.M., Keele, J.W., Harhay, G.P., Rohrer, G.A. Integrating the USMARC genetic map for the pig with the pig physical map. 2008. Annual International Plant & Animal Genome Conference. Poster No. P565, pg 259.
The role of microRNAs in muscle development - (Abstract Only)
Smith, T.P.L., McDaneld, T.G., Doumit, M.E., Matukumalli, L.K., Sonstegard, T.S., Coutinho, L.L., Wiedmann, R.T. The role of microRNAs in muscle development. Journal of Animal Science (Suppl. 1):637. 2007
Novel porcine repetitive elements - (Peer Reviewed Journal)
Wiedmann, R.T., Nonneman, D.J., Keele, J.W. 2006. Novel porcine repetitive elements. Biomed Central (BMC) Genomics. 7:304 (12 pp). Online. BMC Genomics doi:10.1186/1471-2164/7/304. Available: http://www.biomedcentral.com/1471-2164/7/304.
A marker set for parentage-based DNA traceback in beef and dairy cattle - (Abstract Only)
Heaton, M.P., Snelling, W.M., Smith, T.P., Keele, J.W., Harhay, G.P., Wiedmann, R.T., Bennett, G.L., Freking, B.A., Van Tassell, C.P., Sonstegard, T.S., Gasbarre, L.C., Moore, S.S., Murdoch, B., Mckay, S.D., Kalbfleisch, T., Laegreid, W.W. 2007. A marker set for parentage-based DNA traceback in beef and dairy cattle [abstract]. Plant and Animal Genome XV Conference. Poster No. P516.
Expression Profiles of Micro-Rnas in Swine Muscle Development Reprint Icon - (Abstract Only)
Wiedmann, R.T., Doumit, M.E., Matukumalli, L.K., Sonstegard, T.S., Coutinho, L.L., Nonneman, D.J., Smith, T.P. 2006. Expression profiles of micro-RNAs in swine muscle development. (Abstract) International Conference on Animal Genetics. p. 70. Abstract #C278.
Characterization of 954 Bovine Full-Cds Cdna Sequences - (Peer Reviewed Journal)
Harhay, G.P., Sonstegard, T.S., Keele, J.W., Heaton, M.P., Clawson, M.L., Snelling, W.M., Wiedmann, R.T., Van Tassell, C.P., Smith, T.P. 2005. Characterization of 954 bovine full-CDS cDNA sequences. Biomed Central (BMC) Genomics 6:166 (11 pp).
Identification of Novel Porcine Repeat Elements - (Abstract Only)
Wiedmann, R.T., Nonneman, D.J., Keele, J.W. Identification of novel porcine repeat elements. Proc., Plant & Animal Genome XIII, San Diego, CA. P528. p. 203. 2005.
Last Modified: 7/24/2014
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