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United States Department of Agriculture

Agricultural Research Service

Julie A. Long

Research Physiologist (Poultry)


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Whole genome snp discovery and analysis of genetic diversity in turkey (meleagris gallopavo) - (Peer Reviewed Journal)
Aslam, M.L., Bastiaansen, J.W., Elferink, M., Megens, H., Crooijmas, R.P., Blomberg, L., Fleischer, R.C., Van Tassell, C.P., Sonstegard, T.S., Schroeder, S.G., Groenen, M.A., Long, J.A. 2012. Whole genome snp discovery and analysis of genetic diversity in turkey (meleagris gallopavo). Biomed Central (BMC) Genomics. 13:391.
Use of phosphadtidylcholine to improve the function of turkey semen stored at 4 °C for 24 hours - (Peer Reviewed Journal)
Long, J.A., Conn, T.L. 2012. Use of phosphadtidylcholine to improve the function of turkey semen stored at 4 °C for 24 hours. Poultry Science. 91(8):1990-1996.
Oviductal expression of avidin, avidin-related protein-2 and progesterone receptor in turkey hens in relation to sperm storage: effects of oviduct tissue type, sperm presence, and turkey line - (Peer Reviewed Journal)
Foye-Jackson, O., Long, J.A., Bakst, M.R., Blomberg, L., Akuffo, V.G., Silva, M.V., Guthrie, H.D., Mcmurtry, J.P. 2011. Oviductal expression of avidin, avidin-related protein-2 and progesterone receptor in turkey hens in relation to sperm storage: effects of oviduct tissue type, sperm presence, and turkey line. International Journal of Poultry Science. 90:1539-1547.
Comparative Cryopreservation of Avian Spermatozoa: Effects of Cooling and Thawing Rates on Turkey and Sandhill Crane Sperm Cryosurvival - (Peer Reviewed Journal)
Blanco, J.M., Long, J.A., Gee, G., Donoghue, A.M., Wildt, D.E. 2012. Comparative Cryopreservation of Avian Spermatozoa: Effects of Cooling and Thawing Rates on Turkey and Crane Sandhill Sperm Cryosurvival. Animal Reproduction Sciences. 13:1-8.
Broiler Breeder Sperm Mobility Phenotype and its Effects on Female Fertility - (Peer Reviewed Journal) - (10-Sep-10)
Comparative Cryopreservation of Avian Spermatozoa: Benefits of Non-Permeating Osmoprotectants and ATP on Turkey and Crane Sperm Cryosurvival - (Peer Reviewed Journal)
Blanco, J.M., Long, J.A., Gee, G., Wildt, D.E., Donoghue, A.M. 2011. Comparative Cryopreservation of Avian Spermatozoa: Benefits of Non-Permeating Osmoprotectants and ATP on Turkey and Crane Sperm Cryosurvival. Animal Reproduction Sciences. 123(3-4):242-248.
Multi-platform next-generation sequencing of the domestic turkey (Meleagris gallopavo) genome assembly and analysis - (Peer Reviewed Journal)
Dalloul, R.A., Long, J.A., Zimin, A.V., Reed, K.M., Blomberg, L., Van Tassell, C.P., Schroeder, S.G., Sonstegard, T.S., Aslam, L., Beal, K., Biedler, J., Burt, D.W., Crasta, O., Crooijmans, R.P., Cooper, K., Coulombe, R.A., De, S., Delany, M.E., Dodgson, J.B., Dong, J.J., Evans, C., Flicek, P., Florea, L., Folkerts, O., Groenen, M.A., Harkins, T.T., Herrero, J., Hoffmann, S., Megens, H., Jiang, A., Jong, P., Kaiser, P., Kim, H., Kim, K., Kim, S., Langenberger, D., Lee, M., Lee, T., Mane, S., Marcais, G., Marz, M., Mcelroy, A.P., Modise, T., Nefedov, M., Notredame, C., Paton, I.R., Payne, W.S., Pertea, G., Prickett, D., Puiu, D., Qioa, D., Raineri, E., Salzberg, S.L., Schatz, M.C., Scheuring, C., Schmidt, C.J., Schroeder, S.G., Smith, E.J., Smith, J., Sonstegard, T.S., Stadler, P.F., Tafer, H., Tu, Z., Van Tassell, C.P., Vilella, A.J., Williams, K., Yorke, J.A., Zhang, L., Zhang, H., Zhang, Z., Zhang, Y. 2010. Multi-platform next-generation sequencing of the domestic turkey (Meleagris gallopavo) genome assembly and analysis. PLoS Biology. 8(9):e1000475.
Chapter II. Determination of Sperm Concentration; Section 3. Photometer Procedure - (Book / Chapter)
Long, J.A. 2010. Chapter II. Determination of sperm concentration. Section 3. Photometer procedure. In: Bakst, M.R., Long, J.A., editors. Techniques for Semen Evaluation, Semen Storage, and Fertility Determination. 2nd edition. St. Paul, MN: The Midwest Poultry Federation. p. 23-25.
Chapter VI. Semen Cryopreservation; Section 1. Cryopreservation of Poultry Sperm Using Glycerol - (Book / Chapter)
Long, J.A. 2010. Chapter VI. Semen cryopreservation. Section 1. Cryopreservation of poultry sperm using glycerol. In: Bakst, M.R., Long, J.A., editors. Techniques for Semen Evaluation, Semen Storage, and Fertility Determination. 2nd edition. St. Paul, MN: The Midwest Poultry Federation. p. 62-64.
Chapter VI. Semen Cryopreservation; Section 2. Cryopreservation of Rooster Sperm Using DMA - (Book / Chapter)
Long, J.A. 2010. Chapter VI. Semen cryopreservation. Section 2. Cryopreservation of rooster sperm using DMA. In: Bakst, M.R., Long, J.A., editors. Techniques for Semen Evaluation, Semen Storage, and Fertility Determination. 2nd edition. St. Paul, MN: The Midwest Poultry Federation. p. 65-67.
Chapter VI. Semen Cryopreservation; Section 3. Glycerol Removal from Thawed Semen - (Book / Chapter)
Long, J.A. 2010. Chapter VI. Semen cryopreservation. Section 3. Glycerol removal from thawed semen. In: Bakst, M.R., Long, J.A., editors. Techniques for Semen Evaluation, Semen Storage, and Fertility Determination. 2nd edition. St. Paul, MN: The Midwest Poultry Federation. p. 68-71.
Chapter VIII. Sperm Function Assessment; Section 2. ATP Assay - (Book / Chapter)
Long, J.A. 2010. Chapter VIII. Sperm function assessment. Section 2. ATP assay. In: Bakst, M.R., Long, J.A., editors. Techniques for Semen Evaluation, Semen Storage, and Fertility Determination. 2nd edition. St. Paul, MN: The Midwest Poultry Federation. p. 99-102.
Chapter I. Semen Collection and Dilution - (Book / Chapter)
Christensen, V.L., Bagley L., Long, J.A. 2010. Chapter I. Semen collection and dilution. In: Bakst, M.R., Long, J.A., editors. Techniques for Semen Evaluation, Semen Storage, and Fertility Determination. 2nd edition. St. Paul, MN: The Midwest Poultry Federation. p. 7-10.
Rooster Semen Cryopreservation: Effect of Pedigree Line and Male Age on Post-Thaw Sperm Function - (Peer Reviewed Journal)
Long, J.A., Bongalhardo, D.C., Pelaez, J., Saxena, S., Settar, P., O'Sullivan, N.P., Fulton, J.E. 2010. Rooster Semen Cryopreservation: Effect of Pedigree Line and Male Age on Post-Thaw Sperm Function. Poultry Science. May: 89(5):966-73
Avian Sperm Cryopreservation: Shifting The Paradigm From Empirical Approaches To Physiological Solutions - (Abstract Only)
Long, J.A. 2010. Avian Sperm Cryopreservation: Shifting The Paradigm From Empirical Approaches To Physiological Solutions. Plant and Animal Genome Conference XVIII, W495.
The Genetics of Rooster Sperm Cryosurvival: A Pre-Freeze and Post-Thaw Assessment of Spermatozoa from Pedigreed Lines - (Peer Reviewed Journal) - (03-Sep-09)
Characterizing the glycocalyx of poultry spermatozoa; semen cryopreservation methods alter the carbohydrate component of rooster sperm membrane glycoconjugates - (Peer Reviewed Journal)
Pelaez, J., Bongalhardo, D.C., Long, J.A. 2011. Characterizing the glycocalyx of poultry spermatozoa; semen cryopreservation methods alter the carbohydrate component of rooster sperm membrane glycoconjugates. Poultry Science. 90(2):435-443.
Rare Livestock Breeds: The impacts of diminishing genetic diversity on the future of agriculture - (Peer Reviewed Journal)
Long, J.A., Bongalhardo, D.C., Pelaéz, J., Saxena, S., Settar, P., O'Sullivan, N.P., Fulton, J.E. 2010. Rooster semen cryopreservation: Effect of pedigree line and male age on postthaw sperm function. Poultry Science. 89(5):966-973.
Proteomic Assessment of Poultry Spermatozoa - (Abstract Only)
Long, J.A. 2009. Proteomic Assessment of Poultry Spermatozoa. Poultry Science 88 (Suppl. 1) Abstract 57 p.18 (CD-Rom).
Turkey Line Effect on Avidin, Avidin-Related Protein 2 and Progesterone Receptor Expression in the Reproductive Tract Following Artificial Insemination - (Abstract Only)
Foye Jackson, O.T., Long, J.A., Bakst, M.R., Blomberg, L., Silva, M.V., Becker, K.G., Wood, W.H., McMurtry, J.P. 2009. Turkey Line Effect on Avidin, Avidin-Related Protein 2 and Progesterone Receptor Expression in the Reproductive Tract Following Artificial Insemination. Poultry Science 88 (Suppl. 1) Abstract 409, p. 125 (CD-Rom).
Maximizing the Fertility Potential of Turkey Semen - (Proceedings)
Long, J.A. 2009. MAXIMIZING THE FERTILITY POTENTIAL OF TURKEY SEMEN. Midwest Poultry Federation Proceedings. CD Rom Format pp. 6-12.
Sperm and Tissue-dependent differential gene expression in the reproductive tract of the Turkey (Meleagris Gallapovo) Hen - (Abstract Only)
Foye Jackson, O.T., Long, J.A., Bakst, M.R., Mcmurtry, J.P., Becker, K.G., Wood, W.H. 2008. Sperm and Tissue-dependent differential gene expression in the reproductive tract of the Turkey (Meleagris Gallapovo) Hen. Molecular Biology of the Cell, 19 (suppl), Abstract 2802, p. 810 (CD-Rom).
Phosphatidylcholine-supplemented Extender Improves the Fertility of Turkey Semen Stored In Vitro for 24 Hours - (Peer Reviewed Journal) - (26-Jun-08)
The effects of sham versus artificial insemination on differential gene expression in the reproductive tract of turkey (Meleagris Gallapovo) hens - (Abstract Only)
Foye-Jackson, O.T., Long, J. A., Bakst, M.R., Blomberg, L., Becker, K.G., Wood, W.H., McMurtry, J.P. 2008. The effects of sham versus artificial insemination on differential gene expression in the reproductive tract of turkey (Meleagris Gallapovo) hens. BARC Poster Day.
Effects of osmolality on testicular striped bass (Morone saxatilis) sperm energy status - (Peer Reviewed Journal)
Guthrie, H.D., Woods, L.C., III, Long, J.A., Welch, G.R. 2008. Effects of osmolality on inner mitochondrial transmembrane potential and ATP content in spermatozoa recovered from the testes of striped bass (Morone saxatilis). Theriogenology. 69:1007-12.
Reproductive Biotechnology and Gene Mapping: Tools for Conserving Rare Breeds of Livestock - (Review Article)
Long, J.A. 2008. Reproductive Biotechnology and Gene Mapping: Tools for Conserving Rare Breeds of Livestock. Reproduction of Domestic Animals. 43 Suppl 2:83-8.
Comparative Cryopreservation of Avian Spermatozoa: Effects of Cooling and Thawing Rates on Sperm Viability and Fertility - (Peer Reviewed Journal) - (05-Jan-08)
Characterizing the Glycocalyx of Poultry Spermatozoa: II. Low Temperature Storage of Turkey Semen and Sperm Mobility Phenotype Impact the Carbohydrate Component of Membrane Glycoconjugates - (Peer Reviewed Journal)
Pelaez, J. Long, J.A. 2008. Characterizing the glycocalyx of poultry spermatozoa: II. In vitro storage of Turkey semen and mobility phenotype affects the carbohydrate component of sperm membrane glycoconjugates. Journal of Andrology. 29:431-9.
Osmotic Tolerance of Avian Spermatozoa: Influence of Time, Temperature, Cryopotatant and Membrane Ion Pump Function on Sperm Viability - (Peer Reviewed Journal)
Blanco, J.M., Long, J.A., Gee, G., Donoghue, A.M., Wildt, D.E. 2008. Osmotic tolerance of avian spermatozoa: influence of time, temperature, cryoprotectant and membrane ion pump function on sperm viability. Cryobiology. 56:8-14.
Mitochondrial function and reactive oxygen species action in relation to boar motility. - (Peer Reviewed Journal)
Guthrie, H.D., Welch, G., Long, J.A. 2008. Mitochondrial function and reactive oxygen species action in relation to boar motility. Theriogenology. 70:1209-1215.
Determination of Differential Gene Expression of the Uterovaginal Tract of Sham versus Artificially Inseminated Turkey (Melleagris Gallapovo) Hens Utilizing Suppressive Subtractive Hybridization - (Abstract Only)
Foye Jackson, O.T., Long, J.A., Bakst, M.R., Blomberg, L., McMurtry, J.P. 2007. Determination of Differential Gene Expression of the Uterovaginal Tract of Sham versus Artificially Inseminated Turkey (Melleagris Gallapovo) Hens Utilizing Suppressive Subtractive Hybridization. BARC Poster Day.
Effects of Genetics on Quality and Cryopreservation of Semen from Pedigreed Chicken Layer Lines - (Abstract Only)
Bongalhardo, D.C., Long, J.A. 2007. Effects of genetics on quality and cryopreservation of semen from pedigreed chicken layer lines. BARC Poster Day.
The Current State of Semen Storage and Ai Technology - (Proceedings)
Long, J.A., Bakst, M.R. 2007. The current state of semen storage and ai technology. Midwest Poultry Federation Proceedings. Published in CD-ROM format. pp. 148-152
New Observations on Oviductal Sperm Storage, Transport and Selection in Turkeys: Relevance to Artificial Insemination Technology - (Proceedings)
Bakst, M.R., Long, J.A. 2007. New observations on oviductal sperm storage, transport and selection in turkeys: relevance to artificial insemination technology. Midwest Poultry Federation Proceedings. Published in CD-ROM format pp. 153-155.
Effects of Different Cryopreservation Methods on the Glyocalyx of Chicken Spermatozoa - (Abstract Only)
Pelaez, J., Long, J.A. 2007. Effects of Different Cryopreservation Methods on the Glyocalyx of Chicken Spermatozoa. Joint Meeting of the ADSA, AMSA, ASAS and PSA. Journal of Poultry Science. 86:(Suppl 1)651.
Rooster Semen Cryopreservation: Effect of Line Genetics and Male Age on Sperm Function - (Abstract Only)
Bongalhardo, D.C., Pelaez, J., Fulton, J., Saxena, S., Settar, P., O'Sullivan, N., Long, J.A. 2007. Rooster Semen Cryopreservation: Effect of Line Genetics and Male Age on Sperm Function. Joint Meeting of the ADSA, AMSA, ASAS and PSA. Journal of Poultry Science. 86(Suppl. 1):537.
Identifying the Future Needs for Long-Term USDA Efforts in Agricultural Animal Genomics - (Peer Reviewed Journal)
Green, R.D., Qureshi, M.A., Long, J.A., Burfening, P.J., Hamernik, D.L. 2007. Identifying the future needs for long-term usda efforts in agricultural animal genomics. International Journal of Biological Sciences. 3:185-191.
Characterizing the Glycocalyx of Poultry Spermatozoa: I. Identification and Distribution of Carbohydrate Residues Using Flow Cytometry and Epifluorescence Microscopy - (Peer Reviewed Journal)
Pelaez, J., Long, J.A. 2007. Characterizing the glycocalyx of poultry spermatozoa: i. identification and distribution of carbohydrate residues using flow cytometry and epifluorescence microscopy. Journal of Andrology. 28(2):342-352.
Impact of Fenbendazole on Turkey Semen Quality - (Peer Reviewed Journal)
Bakst, M.R., Long, J.A., Kramer, M.H. 2006. Impact of fenbendazole on turkey semen quality. Journal of Applied Poultry Research. 15:307-311.
Flow Cytometry Analysis of the Turkey Sperm Glycocalyx: Effects of Neuraminidase Treatment - (Abstract Only)
Pelaez, J., Long, J.A. 2006. Flow cytometry analysis of the turkey sperm glycocalyx: effects of neuraminidase treatment. International Embryo Transfer Society Annual Meeting. Reproduction, Fertility and Development. 18:117.
Avian Semen Cryopreservation: What Are the Biological Challenges? - (Peer Reviewed Journal)
Long, J.A. 2006. Avian semen cryopreservation: what are the biological challenges? Poultry Science. 85:232-236.
Treatment of Boar Sperm with Respiration Inhibitor Menadione: Effects on Motility, Reactive Oxygen Species (Ros), Mitochondrial Transmembrane Potential (Mmp), and Atp Content - (Peer Reviewed Journal)
Guthrie, H.D., Long, J.A., Welch, G.R., Grimm, N.E. 2006. Treatment of boar sperm with respiration inhibitor menadione: effects on motility, reactive xygen species (ros), mitochondrial transmembrane potential (mmp), and atp content [abstract]. Reproduction, Fertility and Development. 18:259-260.
Validation of a Rapid, Large-Scale Assay to Quantify Atp Levels in Spermatozoa - (Peer Reviewed Journal)
Long, J.A., Guthrie, H.D. 2006. Validation of a rapid, large-scale assay to quantify atp levels in spermatozoa. Theriogenology. 65:1620-1630.
The Crocodile Monitor (Varanus Salvadorii): Using Hormone Analysis and Ultrasonography to Characterize Reproductive Cycles in Captivity - (Peer Reviewed Journal) - (15-Mar-05)
Cinereous Vulture Semen Collection: Evaluation of Wild-Caught and Founder Males - (Peer Reviewed Journal) - (25-Feb-05)
Lectin Characterization of Membrane Surface Carbohydrates in Poultry Spermatozoa - (Abstract Only)
Pelaez, J., Long, J.A. 2005. Lectin characterization of membrane surface carbohydrates in poultry spermatozoa [abstract]. American Society of Andrology Meeting. 26(2) Suppl. 1:58.
Addressing the Biological Challenges of Germplasm Preservation in Poultry: New Approaches for Semen Cryopreservation - (Abstract Only)
Long, J.A., Zuelke, K.A. 2005. Addressing the biological challenges of germplasm preservation in poultry: new approaches for semen cryopreservation [abstract]. Plant and Animal Genome. 6:68.
Proteomic Analysis of Turkey Sperm Storage Tubules - (Abstract Only)
McDougal, J.G., Garrett, W.M., Long, J.A., Caperna, T.J., Zuelke, K.A. Proteomic analysis of turkey sperm storage tubules. BARC Poster Day. 2004. Abstract No.
An Effective Method for Improving the Fertility of Glycerol-Exposed Poultry Semen - (Peer Reviewed Journal)
Long, J.A., Kulkanri, G. 2004. An effective method for improving the fertility of glycerol-exposed poultry semen. Poultry Science. 83:1594-1601.
Oviducal Sperm Storage: Model for in Vitro Sperm Storage - (Proceedings)
Bakst, M.R., Long, J.A. 2004. Oviducal sperm storage: model for in vitro sperm storage. Proceedings of the XXII World's Poultry Congress Book of Abstracts. p. 248. (abstract).
Sperm Storage in the Hen's Oviduct - (Trade Journal)
Bakst, M.R. Sperm Storage in the Hen's Oviduct. Feedinfo News Service http://www.feedinfo.com/console/PageViewer.aspx?page=76347, 2004.
Osmotic Tolerance of Avian Spermatozoa: Influence of Time, Temperature, Cryoprotectant and Membrane Ion Pump Function on Sperm Viability - (Peer Reviewed Journal) - (28-Nov-03)
Effect of Vitamin E on Lipid Peroxidation and Fertility after Artificial Insemination with Liquid-Stored Turkey Semen - (Peer Reviewed Journal)
Long, J.A., Kramer, M.H. 2003. Effect of vitamin e on lipid peroxidation and fertility after artificial insemination with liquid-stored turkey semen. Poultry Science. 82:1802-1807.
Serial Analysis of Gene Expression (Sage) in Turkey Sperm Storage Tubules in the Presence and Absence of Resident Sperm. - (Peer Reviewed Journal)
Long, E.L., Sonstegard, T.S., Long, J.A., Van Tassel, C.P., and Zuelke, K.A. (2003). Serial analysis of gene expression (SAGE) in turkey sperm storage tubules in the presence and absence of sperm. Biol. Reprod. 69:469-474.
Serial Analysis of Gene Expression (Sage) in Turkey Sperm Storage Tubules - (Abstract Only)
Long, E.L., Sonstegard, T.S., Long, J.A., Zuelke, K.A. Serial analysis of gene expression (sage) in turkey sperm storage tubules. Biol. Reprod. 66(Suppl.1):253, Abstract 384.
Transcript Profiling in Turkey Sperm Storage Tubules Using Sage - (Abstract Only)
Long, E.L., Sonstegard, T.S., Long, J.A., Zuelke, K.A. 2002. Transcript profiling in turkey sperm storage tubules using sage. BARC Poster Day.
Last Modified: 9/26/2012
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