Plant Genetic Resources Conservation Unit Site Logo
Agricultural Research Service United States Department of Agriculture
 
Roy N Pittman
Plant Genetic Resources Conservation Unit
Agronomist

Phone: (770) 229-3252
Fax: (770) 229-3323
1109 EXPERIMENT ST
GRIFFIN, GA, 30223

Projects
Conservation, Characterization, and Evaluation of Plant Genetic Resources and Associated Information
Appropriated (D)
  Accession Number: 424588

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Oil, fatty acid, flavonoid, and resveratrol content variability in the U.S. peanut mini-core collection - (Peer Reviewed Journal)
Wang, M.L., Chen, C.Y., Tonnis, B.D., Barkley, N.L., Pinnow, D.L., Pittman, R.N., Davis, J., Holbrook Jr, C.C., Stalker, H., Pederson, G.A. 2013. Oil, fatty acid, flavonoid, and resveratrol content variability in the U.S. peanut mini-core collection. Journal of Agricultural and Food Chemistry. DOI: 10.1021/jf305208e.
Seed dormancy variability in the U.S. peanut mini-core collection - (Peer Reviewed Journal)
Wang, M.L., Chen, C.Y., Pinnow, D.L., Barkley, N.L., Pittman, R.N., Lamb, M.C., Pederson, G.A. 2012. Seed dormancy variability in the U.S. peanut mini-core collection. Research Journal of Seed Science. 5:84-95.
Screening of the US peanut germplasm for oil content and fatty acid composition. - (Peer Reviewed Journal)
Wang, M.L., Raymer, P., Chinnan, M., Pittman, R.N. 2012. Screening of the US peanut germplasm for oil content and fatty acid composition. Biomass and Bioenergy. 39:336-343.
Utilization of SNP, SSR, and biochemical data to evaluate genetic and phenotypic diversity in the U.S. peanut germplasm collection. - (Abstract Only)
Barkley, N.L., Pittman, R.N., Wang, M.L. 2011. Utilization of SNP, SSR, and biochemical data to evaluate genetic and phenotypic diversity in the U.S. peanut germplasm collection. Meeting Abstract. Peanut CRSP Strategic Research Conference, 12/11-15/2011, Malta.
FAD2 gene mutations significantly alter fatty acid composition in peanuts. - (Abstract Only)
Wang, M.L., Barkley, N.L., Chen, Z., Pittman, R.N., Pederson, G.A. 2012. FAD2 gene mutations significantly alter fatty acid composition in peanuts. Plant and Animal Genome Conference. January 14-18, 2012. San Diego, CA. p.459.
Population structure and marker-trait association analysis of the U.S. Peanut (Arachis hypogaea L.) mini-core collection - (Peer Reviewed Journal)
Wang, M.L., Sukumaran, S., Barkley, N.L., Chen, Z., Chen, C.Y., Guo, B., Pittman, R.N., Stalker, H., Holbrook Jr, C.C., Pederson, G.A., Yu, J. 2011. Population structure and marker-trait association analysis of the U.S. Peanut (Arachis hypogaea L.) mini-core collection. Journal of Theoretical and Applied Genetics. 123:1307-1317.
Can high quality DNA be extracted and utilized from Arachis seeds in long term storage with zero percent germination? - (Abstract Only)
Barkley, N.L., Wang, M.L., Pittman, R.N. 2011. Can high quality DNA be extracted and utilized from Arachis seeds in long term storage with zero percent germination?. American Peanut Research and Education Society Abstracts. SanAntonio, TX 7/15/2011.
FAD2 Gene Mutations Significantly Alter Fatty Acid Profiles in Cultivated Peanuts (Arachis hypogaea) - (Peer Reviewed Journal)
Wang, M.L., Barkley, N.L., Chen, Z., Pittman, R.N. 2011. FAD2 Gene Mutations Significantly Alter Fatty Acid Profiles in Cultivated Peanuts (Arachis hypogaea). Biochemical Genetics. 49:748-759.
Genotyping and fatty acid composition analysis in segregating peanut (Arachis hypogaea L.) populations - (Peer Reviewed Journal)
Barkley, N.L., Chamberlin, K.D., Wang, M.L., Pittman, R.N. 2011. Genotyping and fatty acid composition analysis in segregating peanut (Arachis hypogaea L.) populations. Peanut Science. 38:11-19.
Response of progeny bred from Bolivian and North American cultivars in integrated management systems for leaf spot of peanut (Arachis hypogaea) - (Peer Reviewed Journal)
Gremillion, S., Culbreath, A., Gorbet, D., Mullinix, B., Pittman, R.N., Stevenson, K., Todd, J., Condori, M. 2011. Response of progeny bred from Bolivian and North American cultivars in integrated management systems for leaf spot of peanut (Arachis hypogaea). Crop Protection Journal. 30(6):698-704.
A real-time PCR genotyping assay to detect FAD2A SNPs in peanuts (Arachis hypogaea L.) Reprint Icon - (Peer Reviewed Journal)
Barkley, N.L., Wang, M.L., Pittman, R.N. 2011. A real-time PCR genotyping assay to detect FAD2A SNPs in peanuts (Arachis hypogaea L.). Electronic Journal of Biotechnology. 14(1). Available: http://www.ejbiotechnology.info/index.php/ejbiotechnology/issue/view/65.
GENETIC DIVERSITY AND POPULATION STRUCTURE ANALYSIS OF ACCESSIONS IN THE U.S. PEANUT MINI-CORE COLLECTION - (Abstract Only)
Wang, M.L., Sukumaran, S., Barkley, N.L., Chen, Z., Chen, C.Y., Guo, B., Pittman, R.N., Pederson, G.A., Yu, J. 2011. GENETIC DIVERSITY AND POPULATION STRUCTURE ANALYSIS OF ACCESSIONS IN THE U.S. PEANUT MINI-CORE COLLECTION. Plant and Animal Genome Conference. p.138.
Field evaluations of leaf spot resistance and yield in peanut genotypes in the United States and Bolivia Reprint Icon - (Peer Reviewed Journal)
Gremillion, S.K., Culbreath, A.K., Gorbet, D.W., Mullinix Jr, B.G., Pittman, R.N., Stevenson, K.L., Todd, J.W., Escobar, R.E., Condori, M.M. 2011. Field evaluations of leaf spot resistance and yield in peanut genotypes in the United States and Bolivia. Plant Disease. 95(3):263-268.
Oil content and fatty acid composition variability in wild peanut species Reprint Icon - (Peer Reviewed Journal)
Wang, M.L., Barkley, N.L., Chinnan, M., Stalker, T., Pittman, R.N. 2010. Oil content and fatty acid composition variability in wild peanut species. Plant Genetic Resources. 8:232-234.
Improving fatty acid composition in peanuts (Arachis hypogaea) by SNP genotyping and traditional breeding. - (Abstract Only)
Barkley, N.L., Wang, M.L., Pittman, R.N. 2010. Improving fatty acid composition in peanuts (Arachis hypogaea) by SNP genotyping and traditional breeding.. Gordon Research Conference Proceedings. July 2010.
Utilizing real-time PCR to reveal ahFAD2 genotypes in segregating peanut populations. - (Abstract Only)
Barkley, N.L., Wang, M.L., Pittman, R.N. 2010. Utilizing real-time PCR to reveal ahFAD2 genotypes in segregating peanut populations.. American Peanut Research and Education Society Abstracts. 42:21.
Assessment of oil content and fatty acid composition variability in the U.S. peanut minicore - (Abstract Only)
Wang, M.L., Chen, C.Y., Davis, J., Stalker, T., Pittman, R.N., Holbrook Jr, C.C., Pederson, G.A. 2010. Assessment of oil content and fatty acid composition variability in the U.S. peanut minicore. ASA-CSSA-SSSA Annual Meeting Abstracts. 295:5.
Status of the core and the mini core collections for the U.S. gemrplasm collection of peanut - (Abstract Only)
Holbrook Jr, C.C., Burrow, M.D., Isleib, T.G., Pittman, R.N. 2010. Status of the core and the mini core collections for the U.S. gemrplasm collection of peanut. Proceeding of the American Peanut Research and Education Society. 42:80.
A Simple Allele-Specific PCR Assay for Detecting FAD2 Alleles in Both A and B Genomes of the Cultivated Peanut for High Oleate Trait Selection Reprint Icon - (Peer Reviewed Journal)
Chen, Z., Wang, M.L., Barkley, N.L., Pittman, R.N. 2010. A Simple Allele-Specific PCR Assay for Detecting FAD2 Alleles in Both A and B Genomes of the Cultivated Peanut for High Oleate Trait Selection. Plant Molecular Biology Reporter. 28:542-548.
Development of a real-time PCR genotyping assay to identify high oleic acid peanuts (Arachis hypogaea L.) Reprint Icon - (Peer Reviewed Journal)
Barkley, N.L., Chamberlin, K.D., Wang, M.L., Pittman, R.N. 2009. Development of a real-time PCR genotyping assay to identify high oleic acid peanuts (Arachis hypogaea L.). Molecular Breeding. DOI 10.1007/s11032-009-9338-z 25(3):541-548.
Assessment of Oil content and fatty acid composition variability in different peanut subspecies and botanical varieties Reprint Icon - (Peer Reviewed Journal)
Wang, M.L., Chen, C.Y., Davis, J., Guo, B., Stalker, T., Pittman, R.N. 2009. Assessment of Oil content and fatty acid composition variability in different peanut subspecies and botanical varieties. Plant Genetic Resources. doi: 10.1017/S1479262109990177. 8:71-73
Plant Response to TSWV and Seed Accumulation of Resveratrol in Peanut - (Abstract Only)
Wang, M.L., Pinnow, D.L., Barkley, N.L., Pittman, R.N. 2009. Plant Response to TSWV and Seed Accumulation of Resveratrol in Peanut. American Peanut Research and Education Society Abstracts.
Real-Time PCR Genotyping using Taqman Probes to Detect High Oleic Acid Peanuts - (Abstract Only)
Barkley, N.L., Chamberlin, K.D., Wang, M.L., Pittman, R.N. 2010. Real-Time PCR Genotyping using Taqman Probes to Detect High Oleic Acid Peanuts. American Peanut Research and Education Society Abstracts. Online DOI 10.1007/s11032-009-9338-z 25:541-548.
Plant Resistance to TSWV and Seed Accumulation of Resveratrol within Peanut Germplasm and Its Wild Relatives in the US Collection Reprint Icon - (Peer Reviewed Journal)
Wang, M.L., Pinnow, D.L., Barkley, N.L., Pittman, R.N. 2009. Plant Resistance to TSWV and Seed Accumulation of Resveratrol within Peanut Germplasm and Its Wild Relatives in the US Collection. Plant Pathology Journal ISSN 1812-5387 . 8(2):53-61.
Resveratrol Content in Seeds of Peanut Germlasm Quantified by HPLC. - (Peer Reviewed Journal)
Wang, M.L., Pittman, R.N. 2008. Resveratrol Content in Seeds of Peanut Germlasm Quantified by HPLC.. Plant Genetic Resources: Characterization and Utilization. 7(1) 80-83 (2008).
Exploiting the USDA Castor Bean and Peanut Germplasm Collection as a Potential Energy Crop for Biodiesel Production - (Abstract Only)
Wang, M.L., Morris, J.B., Pittman, R.N., Chinnan, M., Pederson, G.A. 2008. Exploiting the USDA Castor Bean and Peanut Germplasm Collection as a Potential Energy Crop for Biodiesel Production. ASA-CSSA-SSSA Annual Meeting Abstracts. CD-ROM.
Preliminary Screening of Peanut Germplasm in the U.S. Collection for TSWV Resistance and High Flavonoid Content - (Peer Reviewed Journal)
Wang, M.L., Pinnow, D.L., Pittman, R.N. 2007. Preliminary Screening of Peanut Germplasm in the U.S. Collection for TSWV Resistance and High Flavonoid Content. Plant Pathology Journal. 6(3): 219-226.
VARIABILITY OF FLAVONOID CONTENT AND SEED-COAT COLOR IN DIFFERENT LEGUMES - (Peer Reviewed Journal)
Wang, M.L., Gillaspie Jr, A.G., Morris, J.B., Pittman, R.N., Davis, J., Pederson, G.A. 2007. Variability of flavonoid content and seed-coat color in different legumes. Plant Genetic Resources Newsletter. 6(1):300-325
Genetic Divesity of Cultivated and Wild Type Peanuts Evaluated with M13-Tailed SSR Markers and Sequencing - (Peer Reviewed Journal)
Barkley, N.L., Dean, R.E., Pittman, R.N., Wang, M.L., Holbrook Jr, C.C., Pederson, G.A. 2007. Genetic Divesity of Cultivated and Wild Type Peanuts Evaluated with M13-Tailed SSR Markers and Sequencing. Genetical Research. 89:93-106.
Reaction of peanut genotypes to Southern blight in small field plots - (Abstract Only)
Melouk, H.A., Grichar, W.J., Pittman, R.N. 2006. Reaction of peanut genotypes to Southern blight in small field plots [abstract]. In: 2006 Proceedings of the American Peanut Research and Education Society, July 11-14, 2006, Savannah, Georgia. p. 23-24. Available: http://www.apres.okstate.edu/Vol%2038%20Proc.pdf.
POLYMERASE CHAIN REACTION FOR DETECTION OF PEANUT MOTTLE AND PEANUT STRIPE VIRUSES IN ARACHIS HYPOGAEA L. GERMPLASM SEEDLOTS - (Peer Reviewed Journal)
Gillaspie Jr, A.G., Wang, M.L., Pinnow, D.L., Pittman, R.N. 2007. Polymerase chain reaction for detection of peanut mottle and peanut stripe viruses in arachis hypogaea l. germplasm seedlots. Plant Pathology Journal. 6(1)87-90.
VARIABILITY OF FLAVONOID CONTENT IN DIFFERENT LEGUMES - (Abstract Only)
Wang, M.L., Gillaspie Jr, A.G., Morris, J.B., Pittman, R.N., Davis, J., Pederson, G.A. 2006. Variability of flavonoid content in different legumes. ASA-CSSA-SSSA Annual Meeting Abstracts. 2006 International Annual Meetings, November 12-16, Indianapolis, IN. 2006 CDROM.
Sources of resistance to Sclerotinia minor in peanut - (Abstract Only)
Melouk, H.A., Pittman, R.N. 2006. Sources of resistance to Sclerotinia minor in peanut [abstract]. Phytopathology. 96:S77. Available: http://www.apsnet.org/meetings/2006/abstracts/a06ma492.htm.
GENETIC DIVERSITY OF THE PEANUT MINI CORE - (Abstract Only)
Barkley, N.L., Dean, R., Pittman, R.N., Wang, M.L., Holbrook, C.C., Pederson, G.A. 2006. Genetic Diversity of the Peanut Mini Core. American Peanut Research and Education Society Proceedings. Available: http://www.apres.okstate.edu/
PERHAPS YOU'VE HEARD OF ORCHID HUNTERS...BUT PEANUT HUNTERS! - (Popular Publication)
Williams, M.J. 2005. Perhaps you've heard of orchid hunters...but peanut hunters!. The Forage Leader. 10(3):14.
GENETIC DIVERSITY IN VALENCIA PEANUT (ARACHIS HYPOGAEA L.) USING MICROSATELLITE MARKERS - (Peer Reviewed Journal)
Krishna, G.K., Zhang, J., Burrow, M., Pittman, R.N., Delikostadinov, S.G. 2004. Genetic diversity in valencia peanut (arachis hypogaea l.) using microsatellite markers. Cellular & Molecular Biology Letters. 9(4A):685-697
SIMPLE SEQUENCE REPEAT MARKERS FOR BOTANICAL VARIETIES OF CULTIVATED PEANUT (ARACHIS HYPOGAEA L.) - (Peer Reviewed Journal)
He, G., Meng, R., Gao, H., Guo, B., Gao, G., Newman, M., Pittman, R. N., Prakash, C. S. 2005. Simple sequence repeat markers for botanical varieties of cultivated peanut (Arachis hypogaea L.). Euphytica. 142:131-136.
COLLECTION OF ARACHIS GERMPLASM IN PARAGUAY FOR FORAGE CROP IMPROVEMENT: PHASE 1 - (Peer Reviewed Journal)
Williams, M.J., Pittman, R.N., Pizarro, E., Caballero, P.J. 2004. Collection of arachis germplasm in paraguay for forage crop improvement: phase 1. Tropical Pastures. 26(3):70-75.
AN ALLOTETRAPLOID INHERITANCE OF WINE TESTA COLOR IN PEANUT. - (Peer Reviewed Journal)
Pittman, R.N., Kirby, J.S., Banks, D.J. 2004. An allotetraploid inheritance of wine testa color in peanut.. Peanut Science. 31:51-54
DEVELOPMENT OF A GRID RT-PCR METHOD FOR DETECTION OF PEANUT MOTTLE(PEMV) AND PEANUT STRIPE VIRUSES (PSTV) IN PEANUT GERM PLASM. - (Abstract Only)
Gillaspie Jr, A.G., Wang, M.L., Pittman, R.N., Pinnow, D.L. 2004. Development of a grid rt-pcr method for detection of peanut mottle(pemv) and peanut stripe viruses (pstv) in peanut germ plasm. [abstract]. Phytopathology. 94:534
TRANSFER OF SSR MARKERS ACROSS THE LEGUME FAMILY FOR GERMPLASM CHARACTERIZATION AND EVALUATION - (Peer Reviewed Journal)
Wang, M.L., Gillaspie Jr, A.G., Newman, M.L. (aka), Harrison Dunn, M.L., Dean, R., Pittman, R.N., Morris, J.B., Pederson, G.A. 2004. Transfer of ssr markers across the legume family for germplasm characterization and evaluation; Plant genetic resources 2(2); p.107-119, DOI:10.1079/pgr 200441
TRANSFER OF MEDICAGO EST-SSRS TO PEANUT FOR GERMPLASM EVALUATION AND CROSS-SPECIES CLONING - (Abstract Only)
Wang, M.L., Barkley, N.L., Dean, R., Holbrook, C., Pittman, R.N. 2004. Transfer of medicago est-ssrs to peanut for germplasm evaluation and cross-species cloning. American Peanut Research and Education Society Proceedings. 36th Annual American Peanut Research & Education Society Proceedings, 7/2004, p-6.
SHUFFLING DNA MARKERS WITHIN THE LEGUME FAMILY FOR GERMPLASM CHARACTERIZATION AND EVALUATION - (Abstract Only)
Wang, M.L., Gillaspie Jr, A.G., Newman, M.L. aka Harrison Dunn, M.L., Dean, R., Pittman, R.N., Morris, J.B., Pederson, G.A. 2004. Shuffling dna markers within the legume family for germplasm characterization and evaluation. Plant and Animal Genome Conference. Plant and Animal Genome XII, Jan 10-14, 2004, P-530, P. 203
REACTION OF PEANUT GENOTYPES TO SOUTHERN BLIGHT UNDER FIELD CONDITIONS - (Abstract Only)
Melouk, H.A., Besler, B.A., Grichar, W.J., Pittman, R.N. 2003. Reaction of peanut genotypes to southern blight under field conditions [abstract]. Phytopathology. 93:S60.
MICROSATELLITES AS DNA MARKERS IN CULTIVATED PEANUT (ARACHIS HYPOGAEA L.) - (Peer Reviewed Journal)
He, G., Meng, R., Newman, M.L. aka Harrison Dunn, M.L., Gao, G., Pittman, R.N., Prakash, C.S. 2003. Microsatellites as dna markers in cultivated peanut (arachis hypogaea l.). Biomed Central (BMC) Plant Biology. Biomed Central Plant Biology (BMC) 2003; 3:3
BIOGRAPHY OF WILD ARACHIS: ASSESSING CONSERVATION STATUS AND SETTING FUTURE PRIORITIES - (Peer Reviewed Journal)
Jarvis, A., Ferguson, M.E., Williams, D.E., Guarino, L., Jones, P.G., Stalker, H., Valls, J.F., Pittman, R.N., Simpson, C.E., Bramel, P. 2003. Biography of wild arachis: assessing conservation status and setting future priorities. Crop Science. Crop Sci. (2003) 43:1100-1108
TESTING PEANUT SEED LOTS FOR PEANUT STRIPE AND PEANUT MOTTLE POTYVIRUS INFECTION BY IMMUNOCAPTURE-REVERSE TRANSCRIPTION-POLYMERASE CHAIN REACTION - (Peer Reviewed Journal)
Gillaspie Jr, A.G., Pittman, R.N., Pinnow, D.L., Cassidy, B.G. 2000. Testing peanut seed lots for peanut stripe and peanut mottle potyvirus infection by immunocapture-reverse transcription-polymerase chain reaction. Plant Disease Series. Plant Disease 84: 559-561 (2000).
REVISIONS TO THE CORE COLLECTION OF PEANUT. - (Abstract Only) - (10-Jul-99)
IDENTIFYING GERMPLASM FOR SUCCESSFUL FORAGE LEGUME-GRASS INTERACTIONS - (Government Publication) - (01-Aug-96)
COMPETITION AND COMBINING ABILITY EFFECTS OF COOL-SEASON LEGUMES AND GRASSES - (Government Publication) - (01-Aug-96)

     
Last Modified: 05/25/2013