HR job title
- Associate Professor
- Contact Info
- 1 979 862 7015
- ORCiD
- 0000-0003-3296-320X
Riggs, Penny Associate Professor, Animal Science
Positions
- Adjunct Associate Professor, Veterinary Integrative Biosciences, School of Veterinary Medicine and Biomedical Sciences
- Associate Professor, Animal Science, College of Agriculture and Life Sciences
- Overview
- Publications
- Research
- Teaching
- Works By Students
- Background
- Contact
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Overview
Publications
selected publications
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academic article
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Baker, E. C., San, A. E., Cilkiz, K. Z., Littlejohn, B. P., Cardoso, R. C., Ghaffari, N., ... Riley, D. G.
(2023).
Inter-Individual Variation in DNA Methylation Patterns across Two Tissues and Leukocytes in Mature Brahman Cattle. Biology.
12(2), 252-252.
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Riggs, P. K., Therrien, D. A., Vaughn, R. N., Rotenberry, M. L., Davis, B. W., Herring, A. D., Riley, D. G., & Cross, H. R.
(2022).
Differential Expression of MicroRNAs in Dark-Cutting Meat from Beef Carcasses. Applied Sciences (Switzerland).
12(7), 3555-3555.
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Baker, E. C., Herring, A. D., Amen, T. S., Sawyer, J. E., Sanders, J. O., Gill, C. A., Riggs, P. K., & Riley, D. G.
(2022).
Evaluation of Post-weaning Efficiency in Nellore-Angus Crossbred Steers through Model Predicted Residual Consumption. Sustainable Agriculture Research.
11(2), 46-46.
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Baker, E. C., Earnhardt, A. L., Cilkiz, K. Z., Collins, H. C., Littlejohn, B. P., Cardoso, R. C., ... Riley, D. G.
(2022).
DNA methylation patterns and gene expression from amygdala tissue of mature Brahman cows exposed to prenatal stress. Frontiers in Genetics.
13, 949309.
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Vaughn, R. N., Kochan, K. J., Torres, A. K., Du, M., Riley, D. G., Gill, C. A., ... Riggs, P. K.
(2022).
Skeletal Muscle Expression of Actinin-3 (ACTN3) in Relation to Feed Efficiency Phenotype of F2 Bos indicus - Bos taurus Steers. Frontiers in Genetics.
13, 796038.
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Therrien, D. A., Konganti, K., Gill, J. J., Davis, B. W., Hillhouse, A. E., Michalik, J., ... Riggs, P. K.
(2021).
Complete Whole Genome Sequences of Escherichia coli Surrogate Strains and Comparison of Sequence Methods with Application to the Food Industry. Microorganisms.
9(3), 608-608.
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Earnhardt, A. L., Riley, D. G., Ghaffari, N., Riggs, P. K., Long, C. R., Cardoso, R. C., Randel, R. D., & Welsh, T. H.
(2021).
Differential Expression of Circadian Clock Genes in the Bovine Neuroendocrine Adrenal System. Journal of the Endocrine Society.
5(Supplement_1), a66-a67.
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Earnhardt, A. L., Baker, E. C., Cilkiz, K. Z., Riley, D. G., Ghaffari, N., Littlejohn, B. P., ... Welsh, T. H.
(2021).
Evaluation of Peripheral Blood Leukocytes as a Surrogate for RNA-Seq Detection of Gene Expression in Stress Axis Tissues of Mature Brahman. Journal of Animal Science.
99(Supplement_2), 2-2.
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Kamilar, V., West, S., Littlejohn, B. P., Long, C. R., Riley, D. G., Riggs, P. K., ... Cardoso, R. C.
(2021).
Evaluation of Prenatal Transportation Stress on the Number of Pituitary Corticotrophs in Mature Brahman Cows. Journal of Animal Science.
99(Supplement_2), 24-24.
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Cilkiz, K. Z., Baker, E. C., Riggs, P. K., Littlejohn, B. P., Long, C. R., Welsh, T. H., Randel, R. D., & Riley, D. G.
(2021).
Genome-wide DNA methylation alteration in prenatally stressed Brahman heifer calves with the advancement of age. Epigenetics.
16(5), 519-536.
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Baker, E. C., Earnhardt, A. L., Cilkiz, K. Z., Littlejohn, B. P., Collins, H. C., Ghaffari, N., ... Riley, D. G.
(2021).
The Potential Use of DNA Methylation Patterns from Peripheral Blood Leukocytes as a Surrogate for Stress Axis Tissues in Mature Brahman. Journal of Animal Science.
99(Supplement_2), 1-1.
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Simmons, M. A., Riggs, P. K., Sanders, S., Herring, A. D., Sanders, J. O., & Riley, D. G.
(2021).
Distributional characterizations and testing for differences of relatedness and inbreeding of a subpopulation of American Hereford bulls. Translational Animal Science.
5(1), txab008.
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Baker, E. C., Cilkiz, K. Z., Riggs, P. K., Littlejohn, B. P., Long, C. R., Welsh, T. H., Randel, R. D., & Riley, D. G.
(2020).
Effect of prenatal transportation stress on DNA methylation in Brahman heifers. Livestock Science.
240, 104116-104116.
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Littlejohn, B. P., Price, D. M., Neuendorff, D. A., Carroll, J. A., Vann, R. C., Riggs, P. K., ... Welsh, T. H.
(2020).
Influence of prenatal transportation stress-induced differential DNA methylation on the physiological control of behavior and stress response in suckling Brahman bull calves. Journal of Animal Science.
98(1), skz368.
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Cilkiz, K. Z., Baker, E. C., Riggs, P. K., Randel, R. D., Riley, D. G., & Welsh, T.
(2019).
PSVIII-39 Genome-wide DNA methylation alteration in prenatally stressed Brahman heifer calves with the advancement of age. Journal of Animal Science.
97(Supplement_3), 263-264.
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Davis, H. E., Geornaras, I., Engle, T., Prenni, J. E., Yang, H., Lindstrom, V., ... Belk, K. E.
(2019).
Depletion and Bioaccumulation of Ractopamine Hydrochloride (RH) in the Gastrointestinal Tract of Bovine. Meat and Muscle Biology.
3(2),
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Littlejohn, B. P., Price, D. M., Neuendorff, D. A., Carroll, J. A., Vann, R. C., Riggs, P. K., ... Randel, R. D.
(2019).
376 Awardee Talk - Prenatal transportation stress alters physiology of suckling Brahman calves as mediated by changes in DNA methylation. Journal of Animal Science.
97(Supplement_3), 142-142.
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Lam, P. T., Padula, S. L., Hoang, T. V., Poth, J. E., Liu, L., Liang, C., ... Robinson, M. L.
(2019).
Considerations for the use of Cre recombinase for conditional gene deletion in the mouse lens. Human Genomics.
13(1), 10.
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Baker, E. C., Cilkiz, K. Z., Riggs, P. K., Randel, R. D., & Riley, D. G.
(2019).
PSVIII-40 Effect of prenatal transportation stress on DNA methylation in Brahman heifers. Journal of Animal Science.
97(Supplement_3), 262-263.
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ODaniel, S. E., Riley, D. G., Kochan, K. J., Riggs, P. K., Rouquette, F. M., Randel, R. D., & Welsh, T. H.
(2019).
PSXIII-13 Comparison of telomere length in age-matched primiparous and multiparous Brahman cows. Journal of Animal Science.
97(Supplement_3), 363-364.
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Davis, H. E., Geornaras, I., Engle, T., Prenni, J. E., Yang, H., Lindstrom, V., ... Belk, K. E.
(2019).
Depletion and Bioaccumulation of Ractopamine Hydrochloride (RH) in the Gastrointestinal Tract of Bovine. 3(2), 143-143.
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Rexroad, C., Vallet, J., Matukumalli, L. K., Reecy, J., Bickhart, D., Blackburn, H., ... Wells, K.
(2019).
Genome to Phenome: Improving Animal Health, Production, and Well-Being - A New USDA Blueprint for Animal Genome Research 2018-2027. Frontiers in Genetics.
10(MAY), 327.
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Littlejohn, B., Price, D., Neuendorff, D., Carroll, J., Vann, R., Riggs, P., ... Randel, R.
(2018).
137 Prenatal transportation stress alters genome-wide DNA methylation in suckling Brahman bull calves. Journal of Animal Science.
96(suppl_3), 349-349.
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Littlejohn, B., Price, D., Neuendorff, D., Carroll, J., Vann, R., Riggs, P., ... Randel, R.
(2018).
138 Prenatal stress alters genes in signaling pathways influencing behavior and stress response by differential methylation of DNA. Journal of Animal Science.
96(suppl_3), 349-350.
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Murano, E. A., Cross, H. R., & Riggs, P. K.
(2018).
The outbreak that changed meat and poultry inspection systems worldwide. Animal Frontiers.
8(4), 4-8.
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Riggs, P. K., Fields, M. J., & Cross, H. R.
(2018).
Food and nutrient security for a growing population. Animal Frontiers.
8(3), 3-4.
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Littlejohn, B. P., Price, D. M., Neuendorff, D. A., Carroll, J. A., Vann, R. C., Riggs, P. K., ... Randel, R. D.
(2018).
Prenatal transportation stress alters genome-wide DNA methylation in suckling Brahman bull calves. Journal of Animal Science.
96(12), 5075-5099.
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Tolleson, M. W., Gill, C. A., Herring, A. D., Riggs, P. K., Sawyer, J. E., Sanders, J. O., & Riley, D. G.
(2017).
Association of udder traits with single nucleotide polymorphisms in crossbred Bos indicus-Bos taurus cows. Journal of Animal Science.
95(6), 2399-2407.
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Therrien, D. A., Taylor, M., Gill, J., & Riggs, P.
(2017).
Genome Sequencing of Non-Pathogenic E. coli Approved as Pathogen Surrogates. Meat and Muscle Biology.
1(3), 134-134.
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Riley, D. G., Gill, C. A., Boldt, C. R., Funkhouser, R. R., Herring, A. D., Riggs, P. K., ... Sanders, J. O.
(2016).
Crossbred steer temperament as yearlings and whole genome association of steer temperament as yearlings and calf temperament post-weaning. Journal of Animal Science.
94(4), 1408-1414.
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Rojas, C. M., Riggs, P. K., Gill, C. A., Herring, A. D., Sanders, J. O., Sawyer, J. E., Miller, R. K., & Riley, D. G.
(2016).
Genome wide association of beef flavor and tenderness in steaks (with electrical stimulation and without) from carcasses of Nellore-Bos taurus steers. Journal of Animal Science.
94(suppl_1), 2-2.
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Miller, M. D., Carstens, G. E., Thomson, J. M., Cupples, A., Tedeschi, L. O., & Riggs, P. K.
(2016).
Metabolomic profiling for identification of biomarkers associated with temperament in feedlot cattle. Journal of Animal Science.
94(suppl_1), 47-47.
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Lee, H., Kim, M., Morales, L. D., Riggs, P. K., DiGiovanni, J., & Kim, D. J.
(2015).
Constitutive activation of Stat3 in mouse epidermis is linked to hair deficiency and cytoskeletal network damage. Experimental Dermatology.
24(10), 796-798.
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Dawes, M., Kochan, K. J., Riggs, P. K., & Timothy Lightfoot, J.
(2015).
Differential miRNA expression in inherently high- and low-active inbred mice. Physiological Reports.
3(7), e12469-e12469.
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Hulse-Kemp, A. M., Lemm, J., Plieske, J., Ashrafi, H., Buyyarapu, R., Fang, D. D., ... Stelly, D. M.
(2015).
Development of a 63K SNP Array for Cotton and High-Density Mapping of Intraspecific and Interspecific Populations of Gossypium spp. G3: Genes, Genomes, Genetics.
5(6), 1187-1209.
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Riley, D. G., Gill, C. A., Herring, A. D., Riggs, P. K., Sawyer, J. E., & Sanders, J. O.
(2014).
Alternative parameterizations of relatedness in whole genome association analysis of pre-weaning traits of Nelore-Angus calves. 37(3), 518-525.
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Riley, D. G., Gill, C. A., Herring, A. D., Riggs, P. K., Sawyer, J. E., Lunt, D. K., & Sanders, J. O.
(2014).
Genetic evaluation of aspects of temperament in Nellore-Angus calves. Journal of Animal Science.
92(8), 3223-3230.
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Ing, N. H., Berghman, L., Abi-Ghanem, D., Abbas, K., Kaushik, A., Riggs, P. K., & Puschett, J. B.
(2014).
Marinobufagenin regulates permeability and gene expression of brain endothelial cells. American Journal of Physiology: Regulatory, Integrative and Comparative Physiology.
306(12), R918-R924.
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Angel, J. M., Abel, E. L., Riggs, P. K., McClellan, S. A., & DiGiovanni, J.
(2014).
Fine mapping reveals that promotion susceptibility locus 1 (Psl1) is a compound locus with multiple genes that modify susceptibility to skin tumor development. G3: Genes, Genomes, Genetics.
4(6), 1071-1079.
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Hanna, L., Garrick, D. J., Gill, C. A., Herring, A. D., Riggs, P. K., Miller, R. K., Sanders, J. O., & Riley, D. G.
(2014).
Genome-wide association study of temperament and tenderness using different Bayesian approaches in a Nellore-Angus crossbred population. Livestock Science.
161(1), 17-27.
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Dawes, M., Moore-Harrison, T., Hamilton, A. T., Ceaser, T., Kochan, K. J., Riggs, P. K., & Lightfoot, J. T.
(2014).
Differential gene expression in high- and low-active inbred mice. 2014, 361048-9.
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Brinkmeyer-Langford, C., Rodrigues, A., Kochan, K. J., Haney, R., Rassu, F., Steelman, A. J., ... Welsh, C. J.
(2014).
Consequences of perinatal bisphenol A exposure in a mouse model of multiple sclerosis. Autoimmunity.
47(1), 57-66.
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Thorson, J. F., Prezotto, L. D., Cardoso, R. C., Sharpton, S. M., Edwards, J. F., Welsh, T. H., ... Williams, G. L.
(2014).
Hypothalamic distribution, adenohypophyseal receptor expression, and ligand functionality of RFamide-related peptide 3 in the mare during the breeding and nonbreeding seasons. Biology of Reproduction.
90(2), 28-9.
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Ing, N. H., Forrest, D. W., Riggs, P. K., Loux, S., Love, C. C., Brinsko, S. P., Varner, D. D., & Welsh, T. H.
(2014).
Dexamethasone acutely down-regulates genes involved in steroidogenesis in stallion testes. The Journal of Steroid Biochemistry and Molecular Biology.
143, 451-459.
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Ing, N. H., Riggs, P. K., Forrest, D. W., Varner, D. D., & Welsh, T. H.
(2014).
Dexamethasone treatment of stallions impairs testosterone biosynthesis at a late step: Glutathione S-transferase A3 isomerization of 5-androstenedione. Journal of Equine Veterinary Science.
34(1), 33-33.
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Brannan, J. L., Riggs, P. K., Olafson, P. U., Ivanov, I., & Holman, P. J.
(2014).
Expression of bovine genes associated with local and systemic immune response to infestation with the Lone Star tick, Amblyomma americanum. TICKS AND TICK-BORNE DISEASES.
5(6), 676-688.
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Stafuzza, N. B., Greco, A. J., Grant, J. R., Abbey, C. A., Gill, C. A., Raudsepp, T., ... Amaral, M.
(2013).
A high-resolution radiation hybrid map of the river buffalo major histocompatibility complex and comparison with BoLA. Animal Genetics.
44(4), 369-376.
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Riley, D. G., Welsh, T., Gill, C. A., Hulsman, L. L., Herring, A. D., Riggs, P. K., Sawyer, J. E., & Sanders, J. O.
(2013).
Whole genome association of SNP with newborn calf cannon bone length. Livestock Science.
155(2-3), 186-196.
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Chitko-McKown, C. G., Chapes, S. K., Miller, L. C., Riggs, P. K., Ortega, M. T., Green, B. T., & McKown, R. D.
(2013).
Development and characterization of two porcine monocyte-derived macrophage cell lines. Results in Immunology.
3, 26-32.
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Brannan, J. L., Holman, P. J., Olafson, P. U., Pruett, J. H., & Riggs, P. K.
(2013).
Evaluation of methods for the isolation of high quality RNA from bovine and cervine hide biopsies. Journal of Parasitology.
99(1), 19-23.
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Shen, J., Abel, E. L., Riggs, P. K., Repass, J., Hensley, S. C., Schroeder, L. J., ... Digiovanni, J.
(2012).
Proteomic and pathway analyses reveal a network of inflammatory genes associated with differences in skin tumor promotion susceptibility in DBA/2 and C57BL/6 mice. Carcinogenesis.
33(11), 2208-2219.
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Thorson, J., Sharpton, S., Prezotto, L., Cardoso, R., Edwards, J., Riggs, P., Amstalden, M., & Williams, G. L.
(2012).
Expression of Hypothalamic RF-amide Related Peptide 3 (RFRP3) and Adenohypophyseal G Protein-Coupled Receptor 147 (GPR147) During the Breeding and Non-breeding Seasons in the Mare. Biology of Reproduction.
87(Suppl_1), 482-482.
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Allen, C. C., Alves, B., Li, X., Tedeschi, L. O., Zhou, H., Paschal, J. C., ... Amstalden, M.
(2012).
Gene expression in the arcuate nucleus of heifers is affected by controlled intake of high- and low-concentrate diets. Journal of Animal Science.
90(7), 2222-2232.
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Shen, J., Abel, E. L., Riggs, P. K., Angel, J. M., Repass, J., Hensley, S. C., ... DiGiovanni, J.
(2011).
Proteomic analysis reveals a network of inflammatory genes in epidermis associated with skin tumor promotion susceptibility in DBA/2 and C57BL/6 mice. Cancer Research.
71(8_Supplement), 2729-2729.
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Abel, E. L., Angel, J. M., Riggs, P. K., Langfield, L., Lo, H., Person, M. D., ... DiGiovanni, J.
(2010).
Evidence that Gsta4 modifies susceptibility to skin tumor development in mice and humans. Journal of the National Cancer Institute.
102(21), 1663-1675.
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Satterfield, M. C., Song, G., Kochan, K. J., Riggs, P. K., Simmons, R. M., Elsik, C. G., ... Spencer, T. E.
(2009).
Discovery of candidate genes and pathways in the endometrium regulating ovine blastocyst growth and conceptus elongation. Physiological Genomics.
39(2), 85-99.
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Bovine Genome Sequencing and Analysis Consortium, .., Elsik, C. G., Tellam, R. L., Worley, K. C., Gibbs, R. A., Muzny, D. M., ... Zhao, F.
(2009).
The genome sequence of taurine cattle: a window to ruminant biology and evolution. Science.
324(5926), 522-528.
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Shields, J. E., Kochan, K. J., Jeong, J., Abbey, C. A., Raudsepp, T., & Riggs, P. K.
(2009).
Initial Characterization of a Gene Abundantly Expressed in Stallion Testis. Journal of Equine Veterinary Science.
29(5), 324-325.
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Riggs, P. K., & Rnne, M.
(2009).
Fragile sites in domestic animal chromosomes: molecular insights and challenges. 126(1-2), 97-109.
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Ianella, P., Venancio, L., Stafuzza, N. B., Miziara, M. N., Agarwala, R., Schffer, A. A., ... Amaral, M.
(2008).
First radiation hybrid map of the river buffalo X chromosome (BBUX) and comparison with BTAX. Animal Genetics.
39(2), 196-200.
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Almeida, L. M., Amaral, M., Silva, I. T., Silva, W. A., Riggs, P. K., & Carareto, C. M.
(2008).
Report of a chimeric origin of transposable elements in a bovine-coding gene. Genetics and Molecular Research.
7(1), 107-116.
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Amaral, M., Grant, J. R., Riggs, P. K., Stafuzza, N. B., Filho, E., Goldammer, T., ... Womack, J. E.
(2008).
A first generation whole genome RH map of the river buffalo with comparison to domestic cattle. BMC GENOMICS.
9(1), 631-631.
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Kochan, K. J., Amaral, M., Agarwala, R., Schffer, A. A., & Riggs, P. K.
(2008).
Application of dissociation curve analysis to radiation hybrid panel marker scoring: generation of a map of river buffalo (B. bubalis) chromosome 20. BMC GENOMICS.
9(1), 544.
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Colby, J. K., Klein, R. D., McArthur, M. J., Conti, C. J., Kiguchi, K., Kawamoto, T., ... Fischer, S. M.
(2008).
Progressive metaplastic and dysplastic changes in mouse pancreas induced by cyclooxygenase-2 overexpression. Neoplasia.
10(8), 782-796.
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Stafuzza, N. B., Ianella, P., Miziara, M. N., Agarwala, R., Schffer, A. A., Riggs, P. K., Womack, J. E., & Amaral, M.
(2007).
Preliminary radiation hybrid map for river buffalo chromosome 6 and comparison to bovine chromosome 3. Animal Genetics.
38(4), 406-409.
-
Shen, J., Riggs, P. K., Hensley, S. C., Schroeder, L. J., Traner, A. R., Kochan, K. J., Person, M. D., & DiGiovanni, J.
(2007).
Differential expression of multiple anti-apoptotic proteins in epidermis of IGF-1 transgenic mice as revealed by 2-dimensional gel electrophoresis/mass spectrometry analysis. Molecular Carcinogenesis.
46(5), 331-340.
-
Jones, J. A., Riggs, P. K., Yang, T. C., Pedemonte, C. H., Clarke, M., Feeback, D. L., & Au, W. W.
(2007).
Ionizing radiation-induced bioeffects in space and strategies to reduce cellular injury and carcinogenesis. Aviation, Space, and Environmental Medicine.
78(4 Suppl), A67-A78.
-
Miziara, M. N., Goldammer, T., Stafuzza, N. B., Ianella, P., Agarwala, R., Schaffer, A. A., ... Amaral, M.
(2007).
A radiation hybrid map of river buffalo (Bubalus bubalis) chromosome 1 (BBU1). Cytogenetic and Genome Research.
119(1-2), 100-104.
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Jones, J. A., Riggs, P. K., Yang, T. C., Pedemonte, C. H., Clarke, M., Feeback, D. L., & Au, W. W.
(2007).
Ionizing radiation-induced bioeffects in space and strategies to reduce cellular injury and carcinogenesis. Aviation, Space, and Environmental Medicine.
78(4), A67-A78.
-
Stafuzza, N. B., Ianella, P., Miziara, M. N., Agarwala, R., Schffer, A. A., Riggs, P. K., Womack, J. E., & Amaral, M.
(2007).
PosterPreliminary comparative RH mapping between river buffalo chromosome 6 (BBU6) and bovine chromosome 3 (BTA3). Italian Journal of Animal Science.
6(sup2), 424-425.
-
Almeida, L. M., Silva, I. T., Silva, W. A., Castro, J. P., Riggs, P. K., Carareto, C. M., & Amaral, M.
(2007).
The contribution of transposable elements to Bos taurus gene structure. Gene.
390(1-2), 180-189.
-
Yan, M., Zhu, C., Liu, N. a., Jiang, Y., Scofield, V. L., Riggs, P. K., ... Wong, P.
(2006).
ATM controls c-Myc and DNA synthesis during postnatal thymocyte development through regulation of redox state. Free Radical Biology and Medicine.
41(4), 640-648.
-
Riggs, P. K., Angel, J. M., Abel, E. L., & DiGiovanni, J.
(2005).
Differential gene expression in epidermis of mice sensitive and resistant to phorbol ester skin tumor promotion. Molecular Carcinogenesis.
44(2), 122-136.
-
Rehn, K. W., & Riggs, P. K.
(2002).
Non-Lethal Swimmer Neutralization Study
-
Riggs, P. K., Rho, O., & DiGiovanni, J.
(2000).
Alteration of Egr-1 mRNA during multistage carcinogenesis in mouse skin. Molecular Carcinogenesis.
27(4), 247-251.
-
Bielec, P. E., Riggs, P. K., Womack, J. E., & Busbee, D. L.
(1997).
A high resolution GBG-banded karyotype of the Atlantic bottlenose dolphin, Tursiops truncatus: generation of an ideogram, and NOR localization by fluorescence in situ hybridization. Cytogenetic and Genome Research.
78(1), 6-11.
-
Bachman, N. J., Riggs, P. K., Siddiqui, N., Makris, G. J., Womack, J. E., & Lomax, M. I.
(1997).
Structure of the human gene (COX6A2) for the heart/muscle isoform of cytochrome c oxidase subunit VIa and its chromosomal location in humans, mice, and cattle. Genomics.
42(1), 146-151.
-
Briley, G. P., Riggs, P. K., Womack, J. E., Hancock, D. L., & Bidwell, C. A.
(1996).
Chromosomal localization of the porcine skeletal muscle calpain gene. MAMMALIAN GENOME.
7(3), 226-228.
-
Popescu, C. P., Long, S., Riggs, P., Womack, J., Schmutz, S., Fries, R., & Gallagher, D. S.
(1996).
Standardization of cattle karyotype nomenclature: report of the committee for the standardization of the cattle karyotype. Cytogenetic and Genome Research.
74(4), 259-261.
-
Lomax, M. I., Riggs, P. K., & Womack, J. E.
(1995).
Structure and chromosomal location of the bovine gene for the heart muscle isoform of cytochrome c oxidase subunit VIII. MAMMALIAN GENOME.
6(2), 118-122.
-
Riggs, P. K., Kuczek, T., Chrisman, C. L., & Bidwell, C. A.
(1993).
Analysis of aphidicolin-induced chromosome fragility in the domestic pig (Sus scrofa). Cytogenetic and Genome Research.
62(2-3), 110-116.
-
Riggs, P. K., Rho, O., & DiGiovanni, J.
Alteration of Egr-1 mRNA during multistage carcinogenesis in mouse skin
-
Miller, M. D., Carstens, G. E., Thomson, J. M., Berardinelli, J. G., Herrygers, M. R., White, J., Tedeschi, L. O., & Riggs, P. K.
Associations between residual feed intake and metabolite profiles and feeding behavior traits in feedlot cattle
-
Baker, E. C., Earnhardt-San, A. L., Cilkiz, K. Z., Littlejohn, B. P., Cardoso, R. C., Ghaffari, N., ... Riley, D. G.
Awardee Talk: Stress-Induced Dna Methylation Changes and Their Implications in Livestock Production. Journal of Animal Science.
101(Supplement_3), 35-36.
-
CHRISMAN, C. L., BLACKLIDGE, K. H., & RIGGS, P. K.
Chromosomes of Fish
-
Tuggle, C. K., Clarke, J. L., Murdoch, B. M., Lyons, E., Scott, N. M., Bene, B., ... Schnable, P. S.
Current challenges and future of agricultural genomes to phenomes in the USA
-
Mungua Vsquez, M. F., Gill, C. A., Riggs, P. K., Herring, A. D., Sanders, J. O., & Riley, D. G.
Genetic evaluation of crossbred Bos indicus cow temperament at parturition. 102.
-
Riley, D. G., Miller, R. K., Nicholson, K. L., Gill, C. A., Herring, A. D., Riggs, P. K., ... Sanders, J. O.
Genome association of carcass and palatability traits from Bos indicus-Bos taurus crossbred steers within electrical stimulation status and correspondence with steer temperament 1. Carcass
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Riley, D. G., Miller, R. K., Nicholson, K. L., Gill, C. A., Herring, A. D., Riggs, P. K., ... Sanders, J. O.
Genome association of carcass and palatability traits from Bos indicus-Bos taurus crossbred steers within electrical stimulation status and correspondence with steer temperament 2. Palatability
-
Riley, D. G., Mantilla-Rojas, C., Miller, R. K., Nicholson, K. L., Gill, C. A., Herring, A. D., ... Sanders, J. O.
Genome association of carcass and palatability traits from Bos indicus-Bos taurus crossbred steers within electrical stimulation status and correspondence with steer temperament 3. Aroma and flavor attributes of cooked steaks. Livestock Science.
-
Riggs, P. K., & Chrisman, C. L.
Identification of aphidicolin-induced fragile sites in domestic pig chromosomes
-
Mulvaney, D. R., Corbitt, K., Randel, L., Cammack, K. M., Cross, R., Davis, E., ... Archibeque, S. L.
Urgency to Address Infrastructure in Animal sciences-A Preliminary Report. Journal of Animal Science.
101(Supplement_3), 121-122.
-
Baker, E. C., San, A. E., Cilkiz, K. Z., Littlejohn, B. P., Cardoso, R. C., Ghaffari, N., ... Riley, D. G.
(2023).
Inter-Individual Variation in DNA Methylation Patterns across Two Tissues and Leukocytes in Mature Brahman Cattle. Biology.
12(2), 252-252.
-
chapter
-
Riggs, P. K.
(2019).
Expansion of knowledge and advances in genetics for quantitative analyses. Routledge Handbook of Sport and Exercise Systems Genetics.
(pp. 16-27).
-
Riggs, P. K., & Gill, C. A.
(2009).
Molecular Mapping and Marker-Assisted Breeding for Muscle Growth and Meat Quality. APPLIED MUSCLE BIOLOGY AND MEAT SCIENCE.
(pp. 287-+).
-
Hahn, K. A., & Riggs, P. K.
Chromosome Staining and Banding Techniques. Methods in Molecular Medicine.
Tumor Marker Protocols.
(pp. 239-243).
Springer Nature.
-
Riggs, P. K.
Expansion of Knowledge and Advances in Genetics for Quantitative Analyses. Routledge Handbook of Sport and Exercise Systems Genetics.
(pp. 16-27).
Taylor & Francis.
-
Riggs, P. K., & Hahn, K. A.
Fluorescence In Situ Hybridization to Chromosomes. Methods in Molecular Medicine.
Tumor Marker Protocols.
(pp. 245-254).
Springer Nature.
-
Riggs, P. K., & Gill, C. A.
Lipid Oxidation and Flavor. Applied Muscle Biology and Meat Science.
(pp. 239-258).
Taylor & Francis.
-
Hahn, K. A., & Riggs, P. K.
Preparation of Metaphase Chromosomes for Cytogenetic Analysis. Methods in Molecular Medicine.
Tumor Marker Protocols.
(pp. 229-238).
Springer Nature.
-
Riggs, P. K.
(2019).
Expansion of knowledge and advances in genetics for quantitative analyses. Routledge Handbook of Sport and Exercise Systems Genetics.
(pp. 16-27).
-
conference paper
-
Littlejohn, B. P., Price, D. M., Neuendorff, D. A., Carroll, J. A., Vann, R. C., Riggs, P. K., ... Randel, R. D.
(2019).
Awardee Talk - Prenatal transportation stress alters physiology of suckling Brahman calves as mediated by changes in DNA methylation. Journal of Animal Science.
142-142.
-
Baker, E. C., Cilkiz, K. Z., Riggs, P. K., Randel, R. D., & Riley, D. G.
(2019).
Effect of prenatal transportation stress on DNA methylation in Brahman heifers. Journal of Animal Science.
262-263.
-
Cilkiz, K. Z., Baker, E. C., Riggs, P. K., Randel, R. D., Riley, D. G., & Welsh, T.
(2019).
Genome-wide DNA methylation alteration in prenatally stressed Brahman heifer calves with the advancement of age. Journal of Animal Science.
263-264.
-
Littlejohn, B., Price, D., Neuendorff, D., Carroll, J., Vann, R., Riggs, P., ... Randel, R.
(2018).
Prenatal stress alters genes in signaling pathways influencing behavior and stress response by differential methylation of DNA. Journal of Animal Science.
349-350.
-
Littlejohn, B., Price, D., Neuendorff, D., Carroll, J., Vann, R., Riggs, P., ... Randel, R.
(2018).
Prenatal transportation stress alters genome-wide DNA methylation in suckling Brahman bull calves. Journal of Animal Science.
349-349.
-
Dawes, M., Kochan, K. J., Riggs, P. K., & Lightfoot, J. T.
(2014).
Differential miRNA Expression Between Inherently High- And Low-active Mice. Medicine & Science in Sports & Exercise.
179-179.
-
Stafuzza, N. B., Kochan, K. J., Riggs, P. K., & Amaral, M.
(2013).
Single Nucleotide Variations in the Buffalo Kappa-Casein Gene (CSN3). Buffalo Bulletin.
675-679.
-
Abel, E. L., Angel, J. M., Riggs, P. K., Langfield, L., Jiang, A., Carbajal, S., ... DiGiovanni, J.
(2010).
Gsta4 modifies susceptibility to skin tumor development in mice and humans. Cancer Research.
4210-4210.
-
Colby, J., Newman, R., Yang, P., Riggs, P., Rundhaug, J., Pavone, A., & Fischer, S.
(2009).
Dysregulated eicosanoid signaling associated with COX-2 overexpression in the BK5.COX-2 mouse model of pancreatic cancer. Cancer Research.
-
Rodrigues Filho, E. A., Stafuzza, N. B., Caetano, A. R., Gill, C. A., Riggs, P. K., Womack, J. E., & Amaral, M.
(2008).
Mapping MHC genes in river buffalo. 343-346.
-
Satterfield, M., Song, G., Kochan, K., Riggs, P., Zhou, H., Elsik, C., ... Spencer, T.
(2008).
Identification of progesterone-regulated genes governing pre-implantation conceptus growth and development. Biology of Reproduction.
173-173.
-
Kim, D. J., Riggs, P. K., Kataoka, K., & DiGiovanni, J.
(2007).
Constitutive activation of Stat3 in mouse epidermis (BK5.Stat3C) is linked to hair growth deficiency and cytoskeletal network damage: Gene expression profiling of BK5.Stat3C mice. Journal of Investigative Dermatology.
S95-S95.
-
Wu, Q. i., Carbajal, S., Traag, J., Riggs, P. K., Walborg, E. F., Digiovanni, J., & Vasquez, K. M.
(2006).
Regulation of Stat3 gene transcription by triplex-forming oliogonucleotides in mice. Cancer Research.
-
Riggs, P. K., Lopez, I. E., Abel, E. L., Kochan, K. J., Angel, J. M., & Digiovanni, J.
(2006).
TPA-induced expression of the Nmes1 homolog in mouse epidermis is associated with resistance to skin tumor promotion. Cancer Research.
-
Miziara, M. N., Riggs, P. K., & Amaral, M.
(2004).
Comparative analysis of noncoding sequences of orthologous bovine and human gene pairs. Genetics and Molecular Research.
465-473.
-
Shen, J., Riggs, P. K., Person, M., Ward, M., Semmes, O. J., Hensley, S. C., ... DiGiovanni, J.
(2004).
Proteornic analysis of DBA/2 and C57BL/6 mice for identification of 12-O-tetradecanoylphorbol-13-acetate skin tumor promotion susceptibility genes. Molecular and Cellular Proteomics.
S46-S46.
-
Riggs, P. K., Angel, J. M., Caballero, M. Y., & DiGiovanni, J.
(2003).
Differential gene expression in epidermis of mice sensitive and resistant to phorbol ester tumor promotion. Cytogenetic and Genome Research.
360-360.
-
Riggs, P. K., Owens, K. E., Rexroad, C. E., Amaral, M. E., & Womack, J. E.
(1997).
Development and initial characterization of a Bos taurus x B. gaurus interspecific hybrid backcross panel. JOURNAL OF HEREDITY.
373-379.
-
Amaral, M., Riggs, P. K., Owens, K. E., Lopes, C. R., & Womack, J. E.
(1996).
Preliminary linkage analysis of the bovine X chromosome through the use of a Bos taurus x B-gaurus interspecific hybrid backcross panel. Cytogenetic and Genome Research.
228-228.
-
JACOBSEN, L. B., CRISWELL, P., RIGGS, P., LINK, I., & MORRE, D. J.
(1987).
MAINTENANCE OF DIFFERENTIATED FUNCTION IN A HEPATOCELLULAR-CARCINOMA CELL-LINE. In Vitro.
A21-A21.
-
O'Daniel, S. E., Kochan, K. J., Long, C. R., Riley, D. G., Randel, R. D., & Welsh, T. H.
Comparison of Telomere Length in Age-Matched Primiparous and Multiparous Brahman Cows. Animals.
363-364.
-
Abel, E. L., Angel, J. M., Riggs, P. K., Elizondo, L., Warshawsky, B., & Digiovanni, J.
Diverse tumor promoting agents induce epidermal Glutathione S-transferase alpha 4 (Gsta4) levels in tumor promotion resistant C57BL/6 mice. Cancer Research.
-
RIGGS, P. K., & CHRISMAN, C. L.
IDENTIFICATION OF APHIDICOLIN-INDUCED FRAGILE SITES IN DOMESTIC PIG CHROMOSOMES. Genetics Selection Evolution.
S187-S190.
-
Kochan, K. J., Atnaral, M., & Riggs, P. K.
Rapid characterization of radiation hybrid panel DNA by SYBR Green I-based dissociation curve analysis and application for river buffalo gene mapping. Journal of Dairy Science.
15-15.
-
Kochan, K. J., Amaral, M., & Riggs, P. K.
Rapid characterization of radiation hybrid panel DNA by SYBR Green I-based dissociation curve analysis and application for river buffalo gene mapping. Journal of Animal Science.
15-15.
-
Kochan, K. J., Amaral, M., & Riggs, P. K.
Rapid characterization of radiation hybrid panel DNA by SYBR Green I-based dissociation curve analysis and application for river buffalo gene mapping. Poultry Science.
15-15.
-
Littlejohn, B. P., Price, D. M., Neuendorff, D. A., Carroll, J. A., Vann, R. C., Riggs, P. K., ... Randel, R. D.
(2019).
Awardee Talk - Prenatal transportation stress alters physiology of suckling Brahman calves as mediated by changes in DNA methylation. Journal of Animal Science.
142-142.
-
institutional repository document
-
Tuggle, C. K., Clarke, J., Murdoch, B. M., Lyons, E., Scott, N. M., Benes, B., ... Schnable, P.
Current Challenges and Future of Agricultural Genomes to Phenomes in the U.S
-
Tuggle, C. K., Clarke, J., Murdoch, B. M., Lyons, E., Scott, N. M., Benes, B., ... Schnable, P.
Current Challenges and Future of Agricultural Genomes to Phenomes in the U.S
-
webpage
Research
principal investigator on
- Molecular Mechanisms Regulating Skeletal Muscle Growth and Differentiation awarded by National Institute of Food and Agriculture - (Washington D.C., District of Columbia, United States) 2016 - 2020
- IPA for Penny Riggs, Department of Interior awarded by United States Department of the Interior - (Washington D.C., District of Columbia, United States) 2018 - 2019
- Collaborative Research: Genomics & Society - Exploring ethics, impacts and consequences of technological advances awarded by National Science Foundation - (Arlington, Virginia, United States) 2012 - 2016
co-principal investigator on
- Health and Well-being of Beef Calves: Prenatal Stress Modulation of the Hypothalamic-Pituitary-Adrenal Axis and Telomere Length-- awarded by United States Department of Agriculture - (Washington D.C., District of Columbia, United States) 2019 - 2021
- U.S. Beef Industry / China awarded by United States Department of Agriculture - (Washington D.C., District of Columbia, United States) 2017 - 2020
investigator on
Teaching
teaching activities
- ANSC291 Research Instructor
- ANSC481 Seminar Instructor
- ANSC485 Directed Studies Instructor
- ANSC491 Hnr-research Instructor
- ANSC624 Mammalian Devel Genetics Instructor
- ANSC651 Current Issues Animal Ag Instructor
- ANSC684 Professional Internship Instructor
- ANSC685 Directed Studies Instructor
- ANSC691 Research Instructor
- BICH491 Hnr-research Instructor
- GENE491 Hnr-research Instructor
- GENE681 Seminar Instructor
- GENE691 Research Instructor
Works By Students
chaired theses and dissertations
-
Caldwell, Lisa (2010-07). The Influence of Breed and Temperament on Circulating Concentrations of Insulin-like Growth Factor-I (IGF-I) and Its Relationship to Feed Efficiency in Beef Cattle.
-
Cardin, Jessica Marie (2011-10). Evaluation of Gene Breed Type and Expression of Feed Efficiency Candidate Genes, and Their Associations with Carcass Traits in F2 Nellore-Angus Steers.
-
Fagundes De Avila, Felipe (2014-08). Comparative Mapping of the Alpaca Genome.
-
Huggins, Shannon (2015-02). Expression of Thyroid Stimulating Hormone in Cervical Epithelial Cells.
-
Shields, Jordan Elizabeth (2012-02). Characterization of a Gene Abundantly Expressed in Stallion Testis.
-
Simmons, Matthew Aaron (2019-07). A Quantitative Genetic Analysis of the Ancestry of Neil Trask Line Bred Hereford Cattle.
-
Simmons, Matthew Aaron (2019-08). A Quantitative Genetic Analysis of the Ancestry of Neil Trask Line Bred Hereford Cattle.
-
Therrien, Dustin Aaron (2022-04). Application of Molecular Genomic Analysis Tools to Assess Bacterial Genomes and Bovine Regulatory Elements for Food Safety and Meat Quality.
-
Vaughn, Robert Neil (2013-02). Genetic Mechanisms that Contribute to Differences in Beef Tenderness Following Electrical Stimulation.
-
Vaughn, Robert Neil (2013-05). Genetic Mechanisms that Contribute to Differences in Beef Tenderness Following Electrical Stimulation.
-
Vitanza, Sarah M. (2011-02). Expression of Candidate Genes for Horn Growth in Early Bovine Development.
Background
education and training
- Ph.D. in Interdisciplinary Program in Genetics (Dept of Vet. Pathobiology), Texas A&M University - (College Station, Texas, United States) 1996
- M.S. in Cytogenetics, Purdue University - (West Lafayette, Indiana, United States) 1991
- B.S. in Biology, Purdue University - (West Lafayette, Indiana, United States) 1987
awards and honors
- Distinguished Alumnus, conferred by Purdue University - (West Lafayette, Indiana, United States), 2020
- New Advisor of the Year Award, conferred by Texas A&M University - (College Station, Texas, United States), 2016
- Outstanding Science Communicator Award, conferred by Sigma Xi - (Durham, North Carolina, United States), 2015
- Gamma Sigma Delta Faculty Award for Excellence in Research, conferred by Texas A&M University - (College Station, Texas, United States), 2013
- Vice Chancellor's Award in Excellence, conferred by Texas A&M University - (College Station, Texas, United States), 2010
- Brigid G. Leventhal Scholar in Cancer Research, conferred by American Association For Cancer Research - (Philadelphia, Pennsylvania, United States), 2001
Contact
first name
- Penny
has last name
- Riggs
mailing address
-
Texas A&M University
Animal Science
2471 TAMU
College Station, TX 77843-2471
USA
Other
- riggs@tamu.edu