Publications by date, newest to oldest
Woodruff, D.A., O.A. Ryder. 1986. Genetic characterization and conservation of endangered species: Arabian oryx and Pere David’s deer. Isozyme Bulletin
19. 33.
1985. A genetic comparison of Dasypus novemcinctus and D. hybridus based on electrophoretic studies . Pages 143-146 in The Evolution and Ecology of Armadillos Sloths and Vermilinguas . Smithsonian Institution, District of Columbia, United States of America.
Benirschke, K., O.A. Ryder. 1985. Genetic aspects of equids with particular reference to their hybrids. Equine Veterinary Journal Supplement 3. 1-10.
Lowenstein, J.M., O.A. Ryder. 1985. Immunological systematics of the extinct quagga (Equidae) . Experentia 41. 1192-1193.
Rideout, B.A., G.E. Gause, K. Benirschke, B.L. Lasley. 1985. Stress induced adrenal changes and their relation to reproductive failure in captive nine-banded armadillos (Dasypus novemcinctus) . Zoo Biology 4. 129-137.
Ryder, O.A., L.G. Chemnick, A.T. Bowling, K. Benirschke. 1985. A male mule foal qualifies as the offspring of a female mule and jack donkey . Journal of Heredity 76. 379-381.
Cronin, J.E., V.M. Sarich, O.A. Ryder. 1984. Molecular evolution and speciation in the lesser apes. Pages 467-485 in The Lesser Apes: Evolution and Behavioural Biology . Edited by H. Prenschoft, D.J. Chivers, W.Y. Brockelman, and N. Creel. Edinburgh University Press, Edinburgh, Scotland.
Higuchi, R., B. Bowman, M. Freiberger, O.A. Ryder, A.C. Wilson. 1984. DNA sequences from the quagga, an extinct member of the horse family . Nature 312. 282-284.
Ryder, O.A. 1984. Molecular cytogenetics of the Equidae:III. Cytological localization of heterochromatin and satellite DNA in Hartmann’s mountain zebra, Equus zebra hartmannae (Matschie, 1898). Pages 119-127 in One Medicine: A Tribute to Kurt Benirschke . Edited by O.A. Ryder, and M.L. Byrd. Springer Verlag, New York, New York.
Ryder, O.A., A.T. Bowling, P.C. Brisbin, P.M. Carroll, I.K. Gadi, S.K. Hansen, E.A. Wedemeyer. 1984. Genetics of Equus przewalskii Poliakov 1881: Analysis of genetic variability in breeding lines, comparison of equid DNAs, and a brief description of a cooperative breeding program in North America . Equus 2. 207-228.
Ryder, O.A., K. Benirschke. 1984. Value of frozen tissue collections for zoological parks. Pages 6-9 in Collections of Viable Tissues: Value, Management, and Future . Edited by H.C. Dessauer, and M.S. Hafner. Association of Systematic Collections, Lawrence, Kansas.
Ryder, O.A. 1984. A note on the North American Przewalski’s horse breeders’ group-to participants and other interested parties . Equus 2. 199-200.
Thompson, M.A., B.L. Lasley, B.A. Rideout, L.H. Kasman. 1984. Characterization of the estrogenic properties of a nonsteroidal estrogen, equol, extracted from the urine of pregnant macaques . Biology of Reproduction 31. 705-713.
Gadi, I.K., O.A. Ryder. 1983. Molecular cytogenetics of the Equidae.II. Purification and cytological localization of a (G+C)-rich satellite DNA from Equus hemionus onager and cross-species hybridization to E. asinus metaphase chromosomes . Cytogenetics and Cell Genetics 35. 124-130.
Gadi, I.K., O.A. Ryder. 1983. Distribution of silver-stained nucleolus organizing regions in the chromosomes of the Equidae. Genetica 62. 109-116.
Ryder, O.A., L.G. Chemnick. 1983. Relative hypomethylation of CpG residues in a (dG+dC)-rich satellite DNA from Equus przewalskii . Journal of Cell Biology 97. 379a.
Ryder, O.A. 1983. Genetic considerations in breeding threatened and endangered birds . Proceedings of the International Foundation for Conservation of Birds 1983. 551-565.
Tong, B.D., O.A. Ryder. 1983. Restriction mapping of the ribosomal genes of the family Equidae . Journal of Cell Biology 97. 382a.
Wallace, M.P., S.A. Temple. 1983. An evaluation of techniques for releasing hand-reared vultures to the wild. Pages 400-423 in Vulture Biology and Management. Edited by S.R. Wilbur, and J.A. Jackson. University of California Press, Berkeley, California/United States of America.
Ryder, O.A., A.E. Wedemeyer. 1982. A cooperative breeding program for the Mongolian wild horse, Equus przewalskii, in the United States. Biological Conservation 22. 259-271.
Ryder, O.A., R.A. Fisher, W. Putt, D. Whitehouse. 1982. Genetic differences among subgroups of a captively bred endangered species: The case of the Mongolian wild horse, Equus przewalskii. American Association of Zoological Parks and Aquariums Annual Conference Proceedings 1982. 91-102.
Yang, T.P., S.K. Hansen, K.K. Oishi, O.A. Ryder, B.A. Hamkalo. 1982. Characterization of a cloned repetitive DNA sequence concentrated on the human X chromosome . Proceedings of the National Academy of Sciences 79. 6593-6597.
Mitchell, A.R., J.C. Gosden, O.A. Ryder. 1981. Satellite DNA relationships in man and the primates . Nucleic Acids Research 9. 3235.
Ryder, O.A., P.C. Brisbin, A.T. Bowling, E.A. Wedemeyer. 1981. Monitoring genetic variation in endangered species . Pages 417-424 in Evolution Today, Proceedings of the Second International Congress of Systematic and Evolutionary Biology . Edited by G.G.E. Scudder, and J.L. Reveal. Carnegie-Mellon University, Pittsburgh, Pennsylvania.
Ryder, O.A. 1981. Preserving the gene pools of endangered species: Management considerations . Journal of Zoo and Wildlife Medicine 12. 112-113.
Ryder, O.A. 1981. North American Przewalski’s horse breeding program. American Association of Zoological Parks and Aquariums Annual Conference Proceedings 1981. 35-40.
Yang, T.P., S.K. Hansen, O.A. Ryder, B.A. Hamkalo. 1981. The arrangement in primate genomes of a human repeated DNA sequence. Journal of Cell Biology 91. 133a.
Yang, T.P., S.K. Hansen, K.K. Oishi, O.A. Ryder, B.A. Hamkalo. 1981. Characterization of a cloned repetitive DNA sequence located on the human X chromosome . Journal of Cell Biology 91. 132a.
Arnheim, N., M. Krystal, R. Schmickel, G. Wilson, O.A. Ryder, E. Zimmer. 1980. Molecular evidence for genetic exchanges among ribosomal genes on nonhomologous chromosomes in man and apes . Proceedings of the National Academy of Sciences 77. 7323-7327.
Benirschke, K., B.L. Lasley, O.A. Ryder. 1980. Recent advances in the technology of captive propagation. Pages 242-255 in Conservation Biology: An Evolutionary-Ecological Perspective. Edited by M.E. Soulé, and B.A. Wilcox. Sinauer Associates, Sunderland, Massachusetts.
Ryder, O.A., A.T. Kumamoto, J. Patterson, K. Benirschke. 1980. The chromosomal complement of Equus przewalskii Poliakoff . Equus 2. 43-51.
Smith, A.T., Y. Suzuki, C. Stormont, K. Benirschke, O.A. Ryder. 1980. Blood type markers in five Przewalski’s horses . Equus 2. 52-54.
Wallace, M.P., P.G. Parker, S.A. Temple. 1980. An evaluation of patagial markers for cathartid vultures. Journal of Field Ornithology 51. 309-314.
Ryder, O.A., S.K. Hansen. 1979. Molecular cytogenetics of the Equidae.I. Purification and cytological localization of a (G+C)-rich satellite DNA from Przewalski’s horse Equus przewalskii. Chromosoma 72. 115-129.
Ryder, O.A., M.C. Sparkes, R.S. Sparkes, J.B. Clegg. 1979. Hemoglobin polymorphism in Equus przewalskii and E. caballus analyzed by isoelectric focusing . Comparative Biochemistry and Physiology 62B. 305-308.
Ryder, O.A., A. Trommershausen-Smith, S.K. Hansen, Y. Suzuki, M.C. Sparkes, R.S. Sparkes, J.B. Clegg, J.E. Oosterhuis, L.S. Nelson, P.T. Robinson, J. Meier, K. Benirschke. 1979. Genetic variation in Przewalski’s horses, Equus przewalskii, of the Munich line in the United States . Pages 41-60 in Przewalski’s Horse . Edited by J. Bouman. Foundation for the Preservation and Protection of the Przewalski’s Horse, Rotterdam, Netherlands.
Ryder, O.A. 1979. The usefulness of inbreeding coefficients and heterozygosity indices in the breeding of Equus przewalskii . Pages 67-69 in Edited by J. Bouman. Foundation for the Preservation and Protection of the Przewalski’s Horse, Rotterdam, Netherlands.
Smith, A.T., O.A. Ryder, Y. Suzuki. 1979. Blood typing studies of twelve Przewalski’s horses . International Zoo Yearbook 19. 224-228.
Kaminski, M., L. Metenier, M. Sykiotis, O.A. Ryder, M. Demontoy. 1978. Common and species-specific esterases of Equidae-IV. Horse of Przewalski, onager and Zebra hartmannae. Comparative Biochemistry and Physiology 61B. 357-364.
Rice, N.R., S. Simek, O.A. Ryder, L. Coggins. 1978. Detection of proviral DNA in horse cells infected with equine infectious anemia virus. Journal of Virology 26. 577-583.
Ryder, O.A., N.C. Epel, K. Benirschke. 1978. Chromosome banding studies of the Equidae. Cytogenetics and Cell Genetics 20. 323-350.
Ryder, O.A. 1978. Chromosomal polymorphism in Equus hemionus. Cytogenetics and Cell Genetics 21. 177-183.
Ryder, O.A., S.K. Hansen. 1978. Localization of nucleotide sequences complementary to the satellite DNA of Przewalski’s horse in metaphase chromosomes of Przewalski’s horse (2n = 66) and Hartmann’s mountain zebra (2n = 32) . Journal of Cell Biology 79. 127a.
Ryder, O.A., N.C. Epel, A.T. Kumamoto, K. Benirschke. 1977. Chromosome and protein evolution in the Equidae. Journal of Supramolecular Structure. Supplement 1. 109.
1985. A genetic comparison of Dasypus novemcinctus and D. hybridus based on electrophoretic studies . Pages 143-146 in The Evolution and Ecology of Armadillos Sloths and Vermilinguas . Smithsonian Institution, District of Columbia, United States of America.
Benirschke, K., O.A. Ryder. 1985. Genetic aspects of equids with particular reference to their hybrids. Equine Veterinary Journal Supplement 3. 1-10.
Lowenstein, J.M., O.A. Ryder. 1985. Immunological systematics of the extinct quagga (Equidae) . Experentia 41. 1192-1193.
Rideout, B.A., G.E. Gause, K. Benirschke, B.L. Lasley. 1985. Stress induced adrenal changes and their relation to reproductive failure in captive nine-banded armadillos (Dasypus novemcinctus) . Zoo Biology 4. 129-137.
Ryder, O.A., L.G. Chemnick, A.T. Bowling, K. Benirschke. 1985. A male mule foal qualifies as the offspring of a female mule and jack donkey . Journal of Heredity 76. 379-381.
Cronin, J.E., V.M. Sarich, O.A. Ryder. 1984. Molecular evolution and speciation in the lesser apes. Pages 467-485 in The Lesser Apes: Evolution and Behavioural Biology . Edited by H. Prenschoft, D.J. Chivers, W.Y. Brockelman, and N. Creel. Edinburgh University Press, Edinburgh, Scotland.
Higuchi, R., B. Bowman, M. Freiberger, O.A. Ryder, A.C. Wilson. 1984. DNA sequences from the quagga, an extinct member of the horse family . Nature 312. 282-284.
Ryder, O.A. 1984. Molecular cytogenetics of the Equidae:III. Cytological localization of heterochromatin and satellite DNA in Hartmann’s mountain zebra, Equus zebra hartmannae (Matschie, 1898). Pages 119-127 in One Medicine: A Tribute to Kurt Benirschke . Edited by O.A. Ryder, and M.L. Byrd. Springer Verlag, New York, New York.
Ryder, O.A., A.T. Bowling, P.C. Brisbin, P.M. Carroll, I.K. Gadi, S.K. Hansen, E.A. Wedemeyer. 1984. Genetics of Equus przewalskii Poliakov 1881: Analysis of genetic variability in breeding lines, comparison of equid DNAs, and a brief description of a cooperative breeding program in North America . Equus 2. 207-228.
Ryder, O.A., K. Benirschke. 1984. Value of frozen tissue collections for zoological parks. Pages 6-9 in Collections of Viable Tissues: Value, Management, and Future . Edited by H.C. Dessauer, and M.S. Hafner. Association of Systematic Collections, Lawrence, Kansas.
Ryder, O.A. 1984. A note on the North American Przewalski’s horse breeders’ group-to participants and other interested parties . Equus 2. 199-200.
Thompson, M.A., B.L. Lasley, B.A. Rideout, L.H. Kasman. 1984. Characterization of the estrogenic properties of a nonsteroidal estrogen, equol, extracted from the urine of pregnant macaques . Biology of Reproduction 31. 705-713.
Gadi, I.K., O.A. Ryder. 1983. Molecular cytogenetics of the Equidae.II. Purification and cytological localization of a (G+C)-rich satellite DNA from Equus hemionus onager and cross-species hybridization to E. asinus metaphase chromosomes . Cytogenetics and Cell Genetics 35. 124-130.
Gadi, I.K., O.A. Ryder. 1983. Distribution of silver-stained nucleolus organizing regions in the chromosomes of the Equidae. Genetica 62. 109-116.
Ryder, O.A., L.G. Chemnick. 1983. Relative hypomethylation of CpG residues in a (dG+dC)-rich satellite DNA from Equus przewalskii . Journal of Cell Biology 97. 379a.
Ryder, O.A. 1983. Genetic considerations in breeding threatened and endangered birds . Proceedings of the International Foundation for Conservation of Birds 1983. 551-565.
Tong, B.D., O.A. Ryder. 1983. Restriction mapping of the ribosomal genes of the family Equidae . Journal of Cell Biology 97. 382a.
Wallace, M.P., S.A. Temple. 1983. An evaluation of techniques for releasing hand-reared vultures to the wild. Pages 400-423 in Vulture Biology and Management. Edited by S.R. Wilbur, and J.A. Jackson. University of California Press, Berkeley, California/United States of America.
Ryder, O.A., A.E. Wedemeyer. 1982. A cooperative breeding program for the Mongolian wild horse, Equus przewalskii, in the United States. Biological Conservation 22. 259-271.
Ryder, O.A., R.A. Fisher, W. Putt, D. Whitehouse. 1982. Genetic differences among subgroups of a captively bred endangered species: The case of the Mongolian wild horse, Equus przewalskii. American Association of Zoological Parks and Aquariums Annual Conference Proceedings 1982. 91-102.
Yang, T.P., S.K. Hansen, K.K. Oishi, O.A. Ryder, B.A. Hamkalo. 1982. Characterization of a cloned repetitive DNA sequence concentrated on the human X chromosome . Proceedings of the National Academy of Sciences 79. 6593-6597.
Mitchell, A.R., J.C. Gosden, O.A. Ryder. 1981. Satellite DNA relationships in man and the primates . Nucleic Acids Research 9. 3235.
Ryder, O.A., P.C. Brisbin, A.T. Bowling, E.A. Wedemeyer. 1981. Monitoring genetic variation in endangered species . Pages 417-424 in Evolution Today, Proceedings of the Second International Congress of Systematic and Evolutionary Biology . Edited by G.G.E. Scudder, and J.L. Reveal. Carnegie-Mellon University, Pittsburgh, Pennsylvania.
Ryder, O.A. 1981. Preserving the gene pools of endangered species: Management considerations . Journal of Zoo and Wildlife Medicine 12. 112-113.
Ryder, O.A. 1981. North American Przewalski’s horse breeding program. American Association of Zoological Parks and Aquariums Annual Conference Proceedings 1981. 35-40.
Yang, T.P., S.K. Hansen, O.A. Ryder, B.A. Hamkalo. 1981. The arrangement in primate genomes of a human repeated DNA sequence. Journal of Cell Biology 91. 133a.
Yang, T.P., S.K. Hansen, K.K. Oishi, O.A. Ryder, B.A. Hamkalo. 1981. Characterization of a cloned repetitive DNA sequence located on the human X chromosome . Journal of Cell Biology 91. 132a.
Arnheim, N., M. Krystal, R. Schmickel, G. Wilson, O.A. Ryder, E. Zimmer. 1980. Molecular evidence for genetic exchanges among ribosomal genes on nonhomologous chromosomes in man and apes . Proceedings of the National Academy of Sciences 77. 7323-7327.
Benirschke, K., B.L. Lasley, O.A. Ryder. 1980. Recent advances in the technology of captive propagation. Pages 242-255 in Conservation Biology: An Evolutionary-Ecological Perspective. Edited by M.E. Soulé, and B.A. Wilcox. Sinauer Associates, Sunderland, Massachusetts.
Ryder, O.A., A.T. Kumamoto, J. Patterson, K. Benirschke. 1980. The chromosomal complement of Equus przewalskii Poliakoff . Equus 2. 43-51.
Smith, A.T., Y. Suzuki, C. Stormont, K. Benirschke, O.A. Ryder. 1980. Blood type markers in five Przewalski’s horses . Equus 2. 52-54.
Wallace, M.P., P.G. Parker, S.A. Temple. 1980. An evaluation of patagial markers for cathartid vultures. Journal of Field Ornithology 51. 309-314.
Ryder, O.A., S.K. Hansen. 1979. Molecular cytogenetics of the Equidae.I. Purification and cytological localization of a (G+C)-rich satellite DNA from Przewalski’s horse Equus przewalskii. Chromosoma 72. 115-129.
Ryder, O.A., M.C. Sparkes, R.S. Sparkes, J.B. Clegg. 1979. Hemoglobin polymorphism in Equus przewalskii and E. caballus analyzed by isoelectric focusing . Comparative Biochemistry and Physiology 62B. 305-308.
Ryder, O.A., A. Trommershausen-Smith, S.K. Hansen, Y. Suzuki, M.C. Sparkes, R.S. Sparkes, J.B. Clegg, J.E. Oosterhuis, L.S. Nelson, P.T. Robinson, J. Meier, K. Benirschke. 1979. Genetic variation in Przewalski’s horses, Equus przewalskii, of the Munich line in the United States . Pages 41-60 in Przewalski’s Horse . Edited by J. Bouman. Foundation for the Preservation and Protection of the Przewalski’s Horse, Rotterdam, Netherlands.
Ryder, O.A. 1979. The usefulness of inbreeding coefficients and heterozygosity indices in the breeding of Equus przewalskii . Pages 67-69 in Edited by J. Bouman. Foundation for the Preservation and Protection of the Przewalski’s Horse, Rotterdam, Netherlands.
Smith, A.T., O.A. Ryder, Y. Suzuki. 1979. Blood typing studies of twelve Przewalski’s horses . International Zoo Yearbook 19. 224-228.
Kaminski, M., L. Metenier, M. Sykiotis, O.A. Ryder, M. Demontoy. 1978. Common and species-specific esterases of Equidae-IV. Horse of Przewalski, onager and Zebra hartmannae. Comparative Biochemistry and Physiology 61B. 357-364.
Rice, N.R., S. Simek, O.A. Ryder, L. Coggins. 1978. Detection of proviral DNA in horse cells infected with equine infectious anemia virus. Journal of Virology 26. 577-583.
Ryder, O.A., N.C. Epel, K. Benirschke. 1978. Chromosome banding studies of the Equidae. Cytogenetics and Cell Genetics 20. 323-350.
Ryder, O.A. 1978. Chromosomal polymorphism in Equus hemionus. Cytogenetics and Cell Genetics 21. 177-183.
Ryder, O.A., S.K. Hansen. 1978. Localization of nucleotide sequences complementary to the satellite DNA of Przewalski’s horse in metaphase chromosomes of Przewalski’s horse (2n = 66) and Hartmann’s mountain zebra (2n = 32) . Journal of Cell Biology 79. 127a.
Ryder, O.A., N.C. Epel, A.T. Kumamoto, K. Benirschke. 1977. Chromosome and protein evolution in the Equidae. Journal of Supramolecular Structure. Supplement 1. 109.
