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United States Department of Agriculture

Agricultural Research Service

Related Topics

Christina T Walters
Plant Germplasm Preservation Research
Plant Physiology

Phone: (970) 492-7601
Fax: (970) 492-7605

1111 SOUTH MASON STREET
NCGRP
FORT COLLINS , CO 805214500

Projects
Innovations that Improve the Efficiency and Effectiveness of Managing and Preserving Ex Situ Plant Germplasm Collections
In-House Appropriated (D)
  Accession Number: 424585
Optimizing Seed Bank Methods for Hawaiian Plants
Interagency Reimbursable Agreement (I)
  Accession Number: 425633
Hydrothermal Effects on Seed Germination and Emergence in the Context of Soil Properties and Climate Change
Non-Assistance Cooperative Agreement (S)
  Accession Number: 427088
RNA Integrity and Viability of Seeds and Preserved Germplasm
Non-Assistance Cooperative Agreement (S)
  Accession Number: 431402
Protection of the USDA/ARS Citrus Collection from Disease through Cryopreservation Technologies
Non-Assistance Cooperative Agreement (S)
  Accession Number: 431628
Identifying Key Factors Involved in the Enhancement or Loss of Seed Quality
Non-Assistance Cooperative Agreement (S)
  Accession Number: 431765

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Preserving oak (Quercus sp.) germplasm to promote ex situ conservation -
Volatile emission in dry seeds as a way to probe chemical reactions during initial asymptomatic deterioration -
Mira, S., Hill, L.M., Gonzalez-Benito, M., Ibanez, M.A., Walters, C.T. 2016. Volatile emission in dry seeds as a way to probe chemical reactions during initial asymptomatic deterioration. Journal of Experimental Botany. 67(6):1783-1793.
Monitoring viability of seeds in gene banks: developing software tools to increase efficiency -
Pohl, J.M., Greene, S.L., Walters, C.T. 2015. Monitoring viability of seeds in gene banks: developing software tools to increase efficiency. Meeting Abstract. nternational Seed Science Society, Seed Longevity Workshop, Wernigerode, Germany, July 5-8, 2015. pp 73.
Orthodoxy, recalcitrance and in-between: describing variation in seed storage characteristics using threshold responses to water loss -
Walters, C.T. 2015. Orthodoxy, recalcitrance and in-between: describing variation in seed storage characteristics using threshold responses to water loss. Planta. 242(2):397-406.
Hydrothermal germination models: comparison of two data-fitting approaches with probit optimization -
Hardegree, S.P., Walters, C.T., Boehm, A.R., Olsoy, P.J., Clark, P., Pierson Jr, F.B. 2015. Hydrothermal germination models: comparison of two data-fitting approaches with probit optimization. Crop Science. 55:2276-2290. doi:10.2135/cropsci2014.10.0703..
Why is intracellular ice lethal? A microscopical study showing evidence of programmed cell death in cryo-exposed embryonic axes of recalcitrant seeds of Acer saccharinum -
Wesley-Smith, J., Walters, C.T., Pammenter, N., Berjak, P. 2015. Why is intracellular ice lethal? A microscopical study showing evidence of programmed cell death in cryo-exposed embryonic axes of recalcitrant seeds of Acer saccharinum. Annals of Botany. 115(6):991-1000. DOI:10.1093/aob/mcv009.
Factors affecting stress tolerance in recalcitrant embryonic axes from four Quercus (Fagaceae) species native to the US or China -
Xia, K., Hill, L.M., Decorte, A., Li, D., Walters, C.T. 2014. Factors affecting stress tolerance in recalcitrant embryonic axes from four Quercus (Fagaceae) species native to the US or China. Annals Of Botany. 114(8):1747-1759.
Factors affecting stress tolerance in recalcitrant embryonic axes from four Quercus (Fagaceae) species native to the US or China -
Xia, K., Hill, L.M., Li, D., Walters, C.T. 2014. Factors affecting stress tolerance in recalcitrant embryonic axes from four Quercus (Fagaceae) species native to the US or China. Annals Of Botany. 114(8):1747-1759. DOI: 10.1093/aob/mcu193.
Genebanking seeds from natural populations -
Walters, C.T. 2015. Genebanking seeds from natural populations. Natural Areas Journal. 35(1):98-105. DOI: 10.3375/043.035.0114.
Dormancy and after-ripening response of seeds from natural populations and conserved Physaria (syn. Lesquerella) germplasm and their association with environmental and plant parameters Reprint Icon -
Cruz, V.V., Walters, C.T., Dierig, D.A. 2013. Dormancy and after-ripening response of seeds from natural populations and conserved Physaria (syn. Lesquerella) germplasm and their association with environmental and plant parameters. Industrial Crops and Products. 45:191-199.
Extreme biology: probing life at low water contents and temperatures -
Walters, C.T. 2014. Extreme biology: probing life at low water contents and temperatures. Acta Horticulturae. 1039:49-56.
Intracellular ice and cell survival in cryo-exposed embryonic axes of recalcitrant seeds of Acer saccharinum: an ultrastructural study of factors affecting cell and ice structures -
Wesley-Smith, J., Berjak, P., Pammenter, N., Walters, C.T. 2014. Intracellular ice and cell survival in cryo-exposed embryonic axes of recalcitrant seeds of Acer saccharinum: an ultrastructural study of factors affecting cell and ice structures. Annals Of Botany. 113(4):695-709. DOI: 10.1093/aob/mct284.
Seed biology of tree species and strategies for ex situ conservation -
Walters, C.T. 2013. Seed biology of tree species and strategies for ex situ conservation. In: Proceedings of the International Symposium on Breeding and Utilization of Forest Special Purpose Trees, September 9-12, 2013, Suwon, Korea. p.23-35.
Extreme biology: probing life at low water contents and temperatures -
Walters, C.T. 2013. Extreme biology: probing life at low water contents and temperatures. International Society for Horticultural Science Meeting. p.19.
Cryopreservation of pecan pollen for long-term storage -
Volk, G.M., Walters, C.T., Waddell, J., Grauke, L.J. 2013. Cryopreservation of pecan pollen for long-term storage. Meeting Abstract. Second International Symposium on Plant Cryopreservation, p.106.
Factors influencing the survival of developing embryos of theobroma cacao L. (Malvaceae) in cryogenic storage -
Crane, J., Irish, B.M., Walters, C.T. 2013. Factors influencing the survival of developing embryos of theobroma cacao L. (Malvaceae) in cryogenic storage. International Society for Horticultural Science Meeting. p. 72.
"Intermediate" seed storage physiology: populus as a natural model system -
Hill, L.M., Haiby, K., Volk, G.M., Walters, C.T. 2013. "Intermediate" seed storage physiology: populus as a natural model system. International Society for Horticultural Science Meeting. p.88.
Cryopreservation of recalcitrant seeds: factors affecting survival of embryonic axes from four Quercus (Fagaceae) species native to the US or China -
Xia, K., Hill, L.M., Decorte, A., Zhou, Z., Walters, C.T. 2013. Cryopreservation of recalcitrant seeds: factors affecting survival of embryonic axes from four Quercus (Fagaceae) species native to the US or China. International Society for Horticultural Science Meeting. p. 107.
Extreme biology: probing life at low water contents and temperatures -
Walters, C.T. 2013. Extreme biology: probing life at low water contents and temperatures. Society for Cryobiology Meeting. p.52.
Pecan pollen: cryopreservation for long-term storage -
Volk, G.M., Walters, C.T., Waddell, J.W., Grauke, L.J. 2013. Pecan pollen: cryopreservation for long-term storage. Program for the International Symposium on Pecans and Other Carya in Indigenous & Managed Systems. p.26.
Effects of temperature and desiccation on ex situ conservation of nongreen fern spores Reprint Icon -
Ballesteros, D., Estrelles, E., Walters, C.T., Ibars, A. 2012. Effects of temperature and desiccation on ex situ conservation of nongreen fern spores. American Journal of Botany. 99(4): 721-729.
Preservation of recalcitrant seeds -
Walters, C.T., Berjak, P., Pammenter, N., Kennedy, K., Raven, P. 2013. Preservation of recalcitrant seeds. Science. 339:915-916.
An analysis of embryo development in palm: interactions between dry matter accumulation and water relations in Pritchardia remota (Arecaceae) -
Perez, H.E., Hill, L.M., Walters, C.T. 2012. An analysis of embryo development in palm: interactions between dry matter accumulation and water relations in Pritchardia remota (Arecaceae). Seed Science Research. 22:97-111.
Desiccation tolerance during different desiccation strategies in A. angustifolia embryos -
Probing the biology of dry biological systems to address the basis of seed longevity -
Characterization of molecular mobility within the glassy matrix of dried seeds: implications for storage and conservation -
Some thoughts about the desiccation tolerance continuum and the basis for “intermediate” seed physiologies -
Seed coat darkening in Cowpea bean -
Physiological effects of seed coat darkening in Cowpea bean (Vigna unguiculata L. Walp): aging and water uptake -
De Oliveira, J.L., Alves, A.A., Walters, C.T. 2011. Physiological effects of seed coat darkening in Cowpea bean (Vigna unguiculata L. Walp): aging and water uptake. Meeting Abstract. Crop Science Society of America, San Antonio, TX. October 16-19, 2011.
Limits of desiccation tolerance in developing embryos of Pritchardia remota (Arecaceae): the orthodox-recalcitrant seed paradigm -
Cryopreservation of embryogenic cell lines of Araucaria angustifolia (Bert.) O. Kuntze -
Detailed characterization of mechanical properties and molecular mobility within dry seed glasses: relevance to the physiology of dry biological systems -
Ballesteros, D., Walters, C.T. 2011. Detailed characterization of mechanical properties and molecular mobility within dry seed glasses: relevance to the physiology of dry biological systems. Plant Journal. 68(4): 607-619.
"Intermediate" seed storage physiology: populus as a natural model system -
Walters, C.T., Hill, L.M., Volk, G.M., Haiby, K. 2011. "Intermediate" seed storage physiology: populus as a natural model system. Meeting Abstract. International Society for Seed Science, Bahia, Brazil Apr 10-15, 2011. pp. 280.
Comparisons of seed longevity under simulated aging and genebank storage conditions using brassicaceae seeds -
Walters, C.T., Hill, L.M., Koster, K.L., Bender, J. 2011. Comparisons of seed longevity under simulated aging and genebank storage conditions using brassicaceae seeds. Meeting Abstract. International Society for Seed Science, Bahia, Brazil, April 10-15, 2011. pp 279.
The ex situ conservation strategy for endangered plant species: small samples, storage and lessons from seed collected from US national parks -
Walters, C.T., Kennedy, K., Brian, N., Strong, A., Hill, L.M., Luhman, R., Mehrhoff, L., Dratch, P., Raven, P. 2011. The ex situ conservation strategy for endangered plant species: small samples, storage and lessons from seed collected from US national parks. Meeting Abstract. International Society for Seed Science , Bahia, Brazil April 10-15, 2011. pp.100.
Characterization of molecular mobility within the glassy matrix of dry seeds using mechanical properties: pea cotyledon as a test study -
Ballesteros, D., Walters, C.T. 2011. Characterization of molecular mobility within the glassy matrix of dry seeds using mechanical properties: pea cotyledon as a test study. Meeting Abstract. International society for Seed Science, Bahia, Brazil, April 10-15, 2011. pp. 279.
Changes within lipid fractions offer a new way to non-invasively monitor seed viability during storage -
Crane, J., Walters, C.T. 2011. Changes within lipid fractions offer a new way to non-invasively monitor seed viability during storage. Meeting Abstract. International Society for Seed Science, Bahia Brazil, April 10-15, 2011. pp. 278.
Water properties in seeds from wild species native to Spain -
González-Benito, M.S., Walters, C.T. 2011. Water properties in seeds from wild species native to Spain. Meeting Abstract. International Society for Seed Science, Bahia Brazil, April 10-15-2011. pp. 280.
Effect of temperature on green spore longevity for the ferns Equisetum ramosissimum and Osmunda regalis -
Ballesteros, D., Estrelles, E., Walters, C.T., Ibars, A.M. 2011. Effect of temperature on green spore longevity for the ferns Equisetum ramosissimum and Osmunda regalis. CryoLetters. 32:89-98.
Seed Longevity and deterioration in orthodox seed: A perspective based on structural stability of Visco-Elastic Materials -
Walters, C.T. 2010. Seed Longevity and deterioration in orthodox seed: A perspective based on structural stability of Visco-Elastic Materials. Symposium Proceedings IuFRO Tree Seed Symposium: Recent Advances in Seed Research and Ex Situ conservation, Taipei, Taiwan 16-18 August 2010. TFRI Extension Series No. 212: 1-8.
Characterization of volatile production during storage of lettuce (Lactuca sativa) seed -
Mira, S., Gonzalez-Benito, E., Hill, L.M., Walters, C.T. 2010. Characterization of volatile production during storage of lettuce (Lactuca sativa) seed. Journal of Experimental Botany. 61:3915-3924.
Detecting Molecular Mobility in Cryopreserved Materials using Mechanical Properties: Seeds as a Case Study -
Ballesteros, D., Walters, C.T. 2010. Detecting Molecular Mobility in Cryopreserved Materials using Mechanical Properties: Seeds as a Case Study. Meeting Abstract. Society for Cryobiology, July 17-20, 2010. Bristol UK. pp. P077.
Cryopreservation of fern spores -
Ballesteros, D., Hill, L.M., Ibars, A.M., Estrelles, E., Walters, C.T. 2010. Cryopreservation of fern spores. Meeting Abstract. Society for Cryobiology, July 17-20, 2010. Bristol UK. pp. P076.
Structural mechanics of seed deterioration: Standing the test of time -
Walters, C.T., Ballesteros, D., Vertucci, V. 2011. Structural mechanics of seed deterioration: Standing the test of time. Plant Science. 179:565-573.
Modeling demographics and genetics in ex situ collections during seed storage and regeneration -
Richards, C.M., Lockwood, D.R., Volk, G.M., Walters, C.T. 2010. Modeling demographics and genetics in ex situ collections during seed storage and regeneration. Crop Science. 50:2440-2447.
Water-triacylglycerol interactions affect oil body structure and seed viability -
Walters, C.T., Crane, J., Volk, G.M., Ballesteros, D., Hill, L.M., Miller, A.L., Wiesneberger, L., Yoshinaga, A., Eira, M., Gardner, C.A., Zee, F.T., Coonrod, D. 2010. Water-triacylglycerol interactions affect oil body structure and seed viability [abstract]. Frontiers in Water Biophysics. p. 138-139.
Exploration of cryo-methods to preserve fern gametophytes -
Mikula, A., Makowski, D., Walters, C.T., Rybczynski, J.J. 2010. Exploration of cryo-methods to preserve fern gametophytes. pp. 173-192. In Fernandez, H, Kumar A, Revilla, MA (eds) Working with ferns: issues and applications. Springer, New York, NY.
Phylogeny and biogeography of North-American wild rice (Zizania L.Poaceae) -
Xu, X., Walters, C.T., Antolin, M.F., Alexander, M.L., Lutz, S., Ge, S., Wen, J. 2010. Phylogeny and biogeography of North-American wild rice (Zizania L.Poaceae). Molecular Phylogenetics and Evolution. 55:1008-1017.
Assessment of Variation in Seed Longevity within Rye, Wheat and the Intergeneric Hybrid Triticale -
Niedzielski, M., Walters, C.T., Luczak, W., Hill, L.M., Wheeler, L.J., Puchalski, J. Assessment of Variation in Seed Longevity within Rye, Wheat and the Intergeneric Hybrid Triticale. Seed Science Research. 19:213-224.
Cryogenic Storage of Cereal Grains: Results from a 20 Year Experiment -
Walters, C.T., Wheeler, L.J., and Stanwood, P.C. 2009. Cryogenic Storage of Cereal Grains: Results from a 20 Year Experiment. Seed Technologists Newsletter. 83(2):22. Association of Official Seed Analysts and Society for Commercial Seed Technologists. May 29-June 4, 2009. Fort Collins, Colorado. Meeting Abstract.
Seed Storage Containers: Implications of water permeability properties on moisture management -
Walters, C.T., Hill, L.M. Seed Storage Containers: Implications of water permeability properties on moisture management. Seed Technologists Newsletter. 83 (2):23. Association of Official Seed Analysts and Society for Commercial Seed Technologists. May 29-June 4, 2009. Fort Collins, Colorado. Meeting Abstract.
Differential Scanning Calorimetry as a Tool for Nondestructive Measurements of Seed Deterioration in Lettuce (Lactuca sativa, CV “Black Seeded Simpson”) -
Crane, J., and Walters, C. 2009. Differential Scanning Calorimetry as a Tool for Nondestructive Measurements of Seed Deterioration in Lettuce (Lactuca sativa, CV “Black Seeded Simpson”). Seed Technologists Newsletter. 83(2):21-22. Association of Official Seed Analysts and Society for Commercial Seed Technologists. May 29-June 4, 2009. Fort Collins, Colorado. Meeting Abstract.
Annonaceae seeds: Desiccation tolerant with unusual physiologies -
Volk, G.M., Bonnart, R.M., Walters, C.T. 2009. Annonaceae seeds: Desiccation tolerant with unusual physiologies. Seed Technologists Newsletter. 83 (2):18-19. Association of Official Seed Analysts and Society for Commercial Seed Technologists. May 29-June 4, 2009. Fort Collins, Colorado. Meeting Abstract.
Survival of cryogenically-stored dormant apple buds: A 20 year assessment -
Walters, C.T., Volk, G.M., Towill, L., Forsline, P.L. 2009. Survival of cryogenically-stored dormant apple buds: A 20 year assessment. I International Symposium on Cryopreservation in Horticultural Species, April 5-8, 2009. Leuven, Belgium. pp. 25. Meeting abstract.
Long-term survival of cryopreserved germplasm: contributing factors and assessments from 30 year old experiments -
Walters, C.T., Volk, G.M., Koster, K.L., Stanwood, P.C., Towill, L.E. 2011. Long-term survival of cryopreserved germplasm: contributing factors and assessments from 30 year old experiments. Acta Horticulturae. 908: 113-120.
Biophysical Approaches to Measure and Predict Seed Longevity -
Walters, C.T. 2008. Biophysical approaches to measure and predict seed longevity. 9th International Society for Seed Science Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 88. Meeting Abstract.
TEMPERATURE AND MOISTURE CONTROL OF SEED AGING IN RYE -
Walters, C.T., Niedziekski, M., Hill, L.M., Wheeler, L.J., Puchalski, J. 2008. Temperature and moisture control of seed aging in rye. 9th International Society for Seed Science Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 281. Meeting Abstract.
WATER CONTENT-TEMPERATURE INTERACTIONS REGULATE SEED AGING -
Walters, C.T., Hill, L.M., Wheeler, L.J., Rao, N.K., Hu, X., Dulloo, M.E., Engels, J.M.M. 2008. Water content-temperature interactions regulate seed aging. 9th International Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 280. Meeting Abstract
VARIATION OF SEED AGING RATES AMONG LINES OF WHEAT, RYE AND TRITICALE IN RESPONSE TO STORAGE HUMIDITY -
Niedziekski, M.,Waters, C.T., Luczak, C.,L.M. Hill, Puchalski, J. 2008. Variation of seed aging rates among lines of wheat, rye and triticale in response to storage humidity. 9th International Society for Seed Science Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 94-95. Meeting Abstract.
SEED DETERIORATION INCREASES IN THE PRESENCE OF VOLATILES -
Mira, S., Walters, C.T., Hill, L.M., Estrelles, E., Gonzalez-Benito, M.E. 2008. Seed deterioration increases in the presence of volatiles. 9th International Society for Seed Science Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 89. Meeting Abstract.
STORAGE BEHAVIOR OF SEEDS FROM NATIVE HAWAIIAN TAXA -
Weisenberger, L. Hill, L.M., Yoshinaga, A., Wood, K., Walters, C.T. 2008. Storage behavior of seeds from native hawaiian taxa. 9th International Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 281-282. Meeting Abstract.
PHYSIOLOGICAL ASPECTS OF SEED DEVELOPMENT IN A HAWAIIAN PALM -
Perez, H., Hill, L.M., Criley, R., Baskin, C., Drake, D., Kobayashi, K., Maunder, M., Walters, C.T. 2008. Physiological aspects of seed development in a hawaiian palm. 9th International Conference on Seed Biology. July 6-11, 2008. Olsztyn, Poland. pp. 135. Meeting Abstract.
Genebanks in the post-genomic age: emerging roles and anticipated uses -
Walters, C.T., Volk, G.M., Richards, C.M. 2008. Genebanks in the post-genomic age: emerging roles and anticipated uses. Biodiversity Issues 9:68-71.
Materials used for Seed Storage Containers: Response -
Walters, C. 2007. Materials used for seed storage containers: Response. Seed Science Research 17:233-242.
Biophysical Approaches to Measure and Predict Seed Longevity -
Walters, C. 2007. Biophysical Approaches to Measure and Predict Seed Longevity. Meeting Abstract for the First symposium of Translational Biology in Seeds. September 17-20, 2007, Davis, California. pp. 12.
Longevity of Native Wildflower Seeds -
Walters, C.T. 2007. Longevity of Native Wildflower Seeds. Meeting Abstract for the Wildflower Symposium. July 19-20, 2007, Orlando, Flordia. pp. 16.
Longevity of Native Wildflower Seeds Reprint Icon -
Walters, C.T. 2007. Longevity of Native Wildflower Seeds. Symposium Proceedings and oral presentation for the Wildflower Symposium. July 19-20, 2007, Orlando, Flordia.
Structural Dynamic and Desiccation Damage in Plant reproductive Organs -
Walters, C. and K.L. Koster. 2007. Structural Dynamic and Desiccation Damage in Plant reproductive Organs. p. 251-280. In Jenks, M.A. and Wood A. (eds)Plant Desiccation Tolerance. Blackwell publishing, Oxford, U.K.
Glass formation, glass fragility, molecular mobility and longevity of germplasm stored at cryogenic temperatures. -
Walters, C.T. 2007. Glass formation, glass fragility, molecular mobility and longevity of germplasm stored at cryogenic temperatures. Meeting abstract for the 44th Annual Meeting of the Society for Cryobiology. July 28 - August 1, 2007, Lake Louise, Canada. pp. 44.
Shoot tip structural and biophysical responses to plant vitrification solution 2 (PVS2) exposure -
Volk, G.M., Caspersen, A.M., Walters, C.T. 2007. Shoot tip structural and biophysical responses to plant vitrification solution 2 (PVS2) exposure. Meeting abstract for the 44th Annual Meeting of the Society for Cryobiology. July 28 - August 01, 2007, Lake Louise, Canada. pp. 45.
CALORIMETRIC PROPERTIES OF WATER AND TRIACYLGLYCEROLS IN FERN SPORES RELATING TO STORAGE AT CRYOGENIC TEMPERATURES -
Ballesteros, D., Walters, C.T. 2007. Calorimetric properties of water and triacylglycerols in fern spores relating to storage at cryogenic temperatures. Cryobiology 55:1-9.
Hydration of Cuphea seeds containing crystallized triacylglycerols -
Volk, G.M., Crane, J., Caspersen, A.M., Kovach, D.A., Gardner, C.A., Walters, C.T. 2007. Hydration of Cuphea seeds containing crystallized triacylglycerols. Functional Plant Biology 34:360-367.
About the Limited Benefit of Water Content and Temperature on Orthodox Seed Longevity -
Walters, C. 2007. About the Limited Benefit of Water Content and Temperature on Orthodox Seed Longevity. Symposium Proceedings for the 5th Workshop on Desiccation of Plants. January 14-24, 2007, Durban, South Africa. pp. 34.
Desiccation sensitivity of white and black (red) oak embryonic axes -
Chmielarz, P., C. Walters. 2007. Desiccation sensitivity of white and black (red) oak embryonic axes. Symposium Proceedings for the 5th Workshop on Desiccation of Plants. January 14-24, 2007, Durban, South Africa. pp. 38.
The Encyclopedia of Seeds: Science Technology and Uses -
Walters, C.T. 2006. Accelerated Aging. 5. Arrhenius Plot. 23. Antioxidants.17. Deterioration and Longevity. 137-143. Glass. 295-296. Harrington’s Thumb Rules. 322. Hydration Force Explanation. 341. Hysteresis. 343. Maillard Reaction. 389-390. Phase Transition. 498-499. Reactive Oxygen Species. 570. Superoxide Dismutase. 695. Water Binding. 749. Water Replacement Hypothesis. 751. In M. Black, J.D. Bewley and P, Halmer (eds.) Encyclopedia of Seeds: Science, Technology and Uses. CABI, Wallingford, Oxfordshire, UK.
WATER PROPERTIES IN FERN SPORES: SORPTION CHARACTERISTICS RELATING TO WATER AFFINITY, GLASSY STATES AND STORAGE STABILITY -
Ballesteros, D., Walters, C.T. 2007. Water properties in fern spores: sorption characteristics relating to water affinity, glassy states and storage stability. Journal of Experimental Botany 58:1185-1196.
Cryopreservation of Recalcitrant (i.e. Desiccation-Sensitive) Seeds -
Walters C, J. Wesley-Smith, J. Crane, L.M. Hill, P. Chmielarz, N.W. Pammenter and P. Berjak. 2008. Cryopreservation of recalcitrant (i.e. desiccation-sensitive) seeds. pp. 465-484. In B. Reed (ed.) Plant Cryopreservation: A practical guide. Springer Publishing, New York, NY.
TRIACYLGLYCEROL PHASE AND SEED STORAGE BEHAVIOR -
Walters, C.T., Crane, J., Volk, G.M. 2006. Triacylglycerol phase and seed storage behavior. 17th International Symposium on Plant Lipids. July 16-21, 2006, East Lansing, Michigan. p. 67. Meeting Abstract.
MASSIVE CELLULAR DISRUPTION OCCURS DURING EARLY IMBIBITION OF CUPHEA SEEDS CONTAINING CRYSTALLIZED TRIACYLGLYCEROLS -
Volk, G.M., J. Crane, A.M. Caspersen, L.M. Hill, C.A. Gardner and C. Walters. 2006. Massive cellular disruption occurs during early imbibition of Cuphea seeds containing crystallized triacylglycerols. Planta 224:1415-1426.
COFFEE SEED PHYSIOLOGY -
Eira, M.T.S., E.A. da Silva, R.D. de Castro, S. Dussert, C. Walters, J.D. Bewley and H.W.M. Hilhorst. 2006. Coffee seed physiology. Brazilian Journal of Plant Physiology 18:149-163.
Capturing genetic diversity of wild populations for ex situ conservation: Texas wild rice (Zizania texana) as a model -
Richards, C.M., Antolin, M.F., Reilley, A., Poole, J., Walters, C.T. Capturing genetic diversity of wild populations for ex situ conservation: Texas wild rice (Zizania texana) as a model. Genetic Resources and Crop Evolution 54:837-848.
THE UTILITY OF AGED SEEDS IN DNA BANKS -
Walters, C., A.A. Reilley, P.A. Reeves, J. Baszczak, and C.M. Richards. 2006. The utility of aged seeds in DNA banks. Seed Science Research 16:169-178.
PLANT VITRIFICATION SOLUTION 2 (PVS2) LOWERS WATER CONTENT AND ALTERS FREEZING BEHAVIOR IN SHOOT TIPS DURING CRYOPROTECTION -
Volk, G.M. and C. Walters. 2006. Plant vitrification solution 2 lowers water content and alters freezing behavior in shoot tips during cryoprotection. Cryobiology 52:48-61.
TRIACYLGLYCEROL PHASE AND 'INTERMEDIATE' SEED STORAGE PHYSIOLOGY: A STUDY OF CUPHEA CARTHAGENENSIS -
Crane, J., Kovach, D.A., Gardner, C.A., Walters, C.T. 2005. Triacylglycerol phase and 'intermediate' seed storage physiology: a study of cuphea carthagenensis. Planta 223:1081-1089.
PLATFORMS FOR DNA BANKING -
Walters, C., and Hanner, R. 2006. Platforms for DNA Banking. p. 25-35. In M. Carmen de Vicente and Meike S. Andersson (eds.) Issues in Genetic Resources DNA Banks - Providing Novel Options for Genebanks? International Plant Genetic Resources Institute, Rome, Italy.
DYING WHILE DRY: KINETICS AND MECHANISMS OF DETERIORATION IN DESICCATED ORGANISMS -
Walters, C., L.M. Hill and L.J. Wheeler. 2005. Dying while dry: kinetics and mechanisms of deterioration in desiccated organisms. Integrative and Comparative Biology 45(5):751-758.
SURVIVAL OF FOUR ACCESSIONS OF ANIGOZANTHOS MANGLESII (HAEMODORACEAE) SEEDS FOLLOWING EXPOSURE TO LIQUID NITROGEN -
Merritt, D.J., Touchell, D.H., Senaratna, T., Dixon, K.W., Walters, C. 2005. Survival of four accessions of Anigozanthos manglesii (Haemodoraceae) seeds following exposure to liquid nitrogen. CryoLetters 26:121-130.
ORGANIZATION OF LIPID RESERVES IN COTYLEDONS OF PRIMED AND AGED SUNFLOWER SEEDS -
Walters, C., P. Landre, L.M. Hill, F. Corbineau and C. Bailly. 2005. Organization of lipid reserves in cotyledons of primed and aged sunflower seeds. Planta 222:397-407.
WATER PROPERTIES AND CELL LONGEVITY -
Walters, C. 2005. Water properties and cell longevity. In P. Buera, J. Welti-Chanes, P. Lillford and H. Corti (eds). Water Properties of Food, Pharmaceutical and Biological Materials. CRC Press, Boca Raton, FL. p. 191-204.
LONGEVITY OF SEEDS STORED IN A GENEBANK: SPECIES CHARACTERISTICS -
Walters, C.T., Wheeler, L.J., Grotenhuis, J.A., 2005. Longevity of seeds stored in a genebank: Species characteristics. Seed Science Research 15:1-20.
DYING WHILE DRY: KINETICS AND MECHANISMS OF DETERIORATION IN DESICCATED ORGANISMS -
Walters, C. 2005. Dying while dry: kenetics and mechanisms of deterioration in desiccated organisms. Annual Meetings of the Society of Integrative and Comparative Biology. January 4-8, 2004, San Diego, California. pp. 246.
LONGEVITY OF SEEDS STORED IN A GENEBANK: SPECIES CHARACTERISTICS -
Walters, C.T., Wheeler, L.J., Grotenhuis, J.A. 2004. Longevity of seeds stored in a genebank: species characteristics. Proceedings of CSSA Annual Meetings, Seattle, Washington October 31 - September 11, 2004.
CRYOPRESERVATION OF MALUS GERMPLASM USING A WINTER VEGETATIVE BUD METHOD: RESULTS FROM 1915 ACCESSIONS -
Towill L.E., P.L. Forsline, C. Walters, J.W. Waddell and J. Laufmann. 2004. Cryopreservation of Malus germplasm using a winter vegetative bud method: results from 1915 accessions. CryoLetters 25:323-334.
MICROSATELLITE PRIMERS FOR TEXAS WILD RICE AND A PRELIMINARY TEST OF THE IMPACT OF CRYOGENIC STORAGE ON ALLELE FREQUENCY AT THESE LOCI. -
Richards C.M., A. Reilley, D.H. Touchell, M.F. Antolin and C. Walters. Microsatellite primers for Texas wild rice (Zizania texana), and a preliminary test of the impact of cryogenic storage on allele frequency at these loci. Conservation Genetics 5:853-859.
THE STATUS OF WATER IN PRESERVED CELLS AND WHAT IT MEANS FOR LONG-TERM VIABILITY -
Walters, C. 2004. The status of water in preserved cells and what it means for long-term viability. 9th International Symposium on the Properties of Water, September 25-30, 2004, Mar del Plata, Argentina. pp. 121.
GUIDELINES FOR SEED STORAGE -
Walters, C. 2004. Guidelines for Seed Storage. pp.442-453. In E. Guerrant, K. Havens and M. Maunder (eds) Ex Situ Plant Conservation: Supporting Species Survival in the Wild. Island Press, Covela, CA.
PRINCIPLES FOR PRESERVING GERMPLASM IN GENE BANKS -
Walters, C. 2004. Principles for Preserving Germplasm in Genebanks. pp.113-138. In E. Guerrant, K. Havens and M. Maunder (eds) Ex Situ Plant Conservation: Supporting Species Survival in the Wild. Island Press, Covela, CA.
LONGEVITY OF CRYOGENICALLY-STORED SEEDS -
Walters C., L.J. Wheeler and P.C. Stanwood. 2004. Longevity of cryogenically-stored seeds. Cryobiology 48:229-244.
TEMPERATURE-DEPENDENCY OF MOLECULAR MOBILITY IN PRESERVED SEEDS -
Walters, C. 2004. Temperature-dependency of molecular mobility in preserved seeds. Biophysical Journal 86:1253-1258.
THE INFLUENCE OF WATER CONTENT, COOLING AND WARMING RATE UPON SURVIVAL OF EMBRYONIC AXES OF PONCIRUS TRIFOLATA (L.) -
Wesley-Smith, J., C. Walters, P. Berjak and N.W. Pammenter. 2004. The influence of water content, cooling and warming rate upon survival of embryonic axes of Poncirus trifolata (L.). CryoLetters 25:129-138.
NON-EQUILIBRIUM COOLING OF PONCIRUS TRIFOLIATA EMBRYONIC AXES AT VARIOUS WATER CONTENTS -
Wesley-Smith, J., C. Walters, P. Berjak and N.W. Pammenter. 2004. Non-equilibrium cooling of Poncirus trifoliate (L.) embryonic axes at various water contents. CryoLetters 25:121-128.
LONGEVITY AND GENETIC STABILITY OF CRYOPRESERVED MATERIALS -
Walters, C. 2003. Longevity and Genetic stability of cryopreserved materials. International Society for Biological and Environmental Repositories Newsletter, May 4-7, 2003, Philadelphia, PA. pp. 14.
SHORT AND LONG TERM SURVIVAL OF PHYLOGENETICALLY DIVERSE ORGANISMS IN GENEBANKS -
Walters, C., 2003. Short and long term survival of phylogenetically diverse organismsin genebanks. American Association for the Advancement of Science, Febuary 13-18, 2003, Denver, Colorado. p. S21-22.
TEMPERATURE-INDUCED HELIX/RANDOM COIL TRANSITIONS IN A GROUP 1 LATE EMBRYOGENESIS ABUNDANT PROTEIN FROM SOYBEAN -
SOULAGES, J.L., KIM, K., WALTERS, C.T., CUSHMAN, J.C. 2002 TEMPERATURE-INDUCED HELIX/RANDOM COIL TRANSITIONS IN A GROUP 1 LATE EMBRYOGENESIS ABUNDANT PROTEIN FROM SOYBEAN. PLANT PHYSIOLOGY. 128: 1-11.
CONSERVATION OF TROPICAL ISLAND SEEDS: AN EXAMPLE FROM HAWAI'I -
Walters, C. 2003. Conservation of Tropical Island Seeds: an example from Hawai'i. 54:957-963. In R.D. Smith, J.B. Dickic, S.H. Linington, H.W. Pritchard and R.J. Probert (eds) Seed Conservation: turning science into practice. The Royal Botanic Gardens, Kew, London.
PRESERVATION OF GENETIC RESOURCES IN THE NATIONAL PLANT GERMPLASM CLONAL COLLECTIONS -
Volk, G.M. and C. Walters. 2003. Preservation of genetic resources in the national plant germplasm clonal collections. Plant Breeding Reviews 23:291-344.
TRIACYLGLYCERIDES DETERMINE THE UNUSUAL STORAGE/PHYSIOLOGY OF CUPHEA SEED -
Crane, J., A.L. Miller, J.W. van Roekel and C. Walters. 2003. Triacylglycerols determine the unusual storage physiology of Cuphea seed. Planta 217:699-708.
OPTIMIZING SEED BANKING PROCEDURES -
Walters, C. 2003 Optimizing seed banking procedures. 36:723-743. In R.D. Smith, J.B. Dickic, S.H. Linington, H.W. Pritchard and R.J. Probert (eds) Seed Conservation: turning science into practice. The Royal Botanic Gardens, Kew, London.
"LIFE AT THE LIMITS: ORGANISMS IN EXTREME ENVIRONMENTS" -
WALTERS, C.T. "LIFE AT THE LIMITS: ORGANISMS IN EXTREME ENVIRONMENTS". BIOSCIENCE. 2003. v.53.p.524-525
A CRYOPRESERVATION PROTOCOL FOR EMBRYOS OF THE ENDANGERED SPECIES ZIZANIA TEXANA. -
WALTERS, C.T., TOUCHELL, D.H., POWER, .P., WESLEY, S.J., ANTOLIN, M.F. A CRYOPRESERVATION PROTOCOL FOR EMBRYOS OF THE ENDANGERED SPECIES ZIZANIA TEXANA.. CRYOLETTERS. 2002. 23:291-298
EX SITU CONSERVATION OF PLANT GENETIC RESOURCES -
WALTERS, C. EX SITU CONSERVATION OF PLANT GENETIC RESOURCES. 2002. International Symposium on ART for the Conservation and Genetic Managment of Wildlife. Doorly Zoo, Omaha, NE. Pp 193-195.
MAINTENANCE OF GENETIC VARIABILITY IN A CRYOPRESERVED POPULATION OF ZIZANIA TEXANA EMBRYOS -
Richards, C.M., M. Antolin, and C. Walters. 2002. Maintenance of genetic variability in a cryopreserved population of Zizana texana embryos. 39th Meeting of the Society for Cryobiology, July 28-31, 2002, Breckenridge, Colorado. p. 145.
VIABILITY LOSSES IN CRYOPRESERVED GERMPLASM:A PILOT STUDY USING LETTUCE SEEDS -
Walters, C., l. Wheeler, and P. Stanwood. 2002. Viability losses in cryopreserved germplasm: A Pilot Study Using Lettuce Seeds. 39th Meeting of the Society for Cryobiology, July 28-31, 2002, Breckenridge, Colorado. p. 78.
VEGETATIVELY PROPAGATED COLLECTIONS IN THE U.S. NATIONAL PLANT GERMPLASM SYSTEM. -
Volk, G.M., Walters, C. 2002. Vegetatively propagated collections in the U.S. national plant germplasm system. Cryobiology. 39th Meeting of the Society for Cryobiology, July 28-31, 2002, Breckenridge, Colorado. p.151.
SENSITIVITY OF ARAUCARIA ANGUSTIFOLIA EMBRYOS TO LOW WATER CONTENTS AND TEMPERATURE -
Medeiros, A. and C. Walters. 2002. Sensitivity of Araucaria angustifolia embryos to low water contents and temperature. 7th International Workshop on Seed Biology, May 11-19, 2002, Salamanca, Spain.
CONSERVATION OF GENETIC RESOURCES OF COFFEE USING CRYOPRESERVATION -
Mirian E.TS., C. Walters R.B. Reis, and L.M. Hill. 2002. Conservation of genetic resources of coffee using cryopresvation. 7th International Workshop on Seed Biology, May 11-19, 2002, Salamanca, Spain.
STORABILITY OF PRIMED SUNFLOWER SEEDS AS RELATED TO WATER STATUS -
Bailly, C., B. Poli, F. Corbineau, and C. Walters. 2002. Storability of primed sunflower seeds as related to water status. 7th International Workshop on Seed Biology, May 11-19, 2002, Salamanca, Spain.
CRYOPRESERVATION OF MALUS GERMPLASM: RESULTS USING A WINTER VEGETATIVE BUD METHOD -
TOWILL, L.E., FORSLINE, P., WALTERS, C.T., WADDELL, J.W., LAUFMANN, J. CRYOPRESERVATION OF MALUS GERMPLASM: RESULTS USING A WINTER VEGETATIVE BUD METHOD. XXVIth International Horticultural Congress and Exhibition Program, HORTSCIENCE PROCEEDINGS. Pp. 532. 2002.
THE EFFECTS OF TWO DRYING RATES ON THE DESICCATION TOLERANCE OF EMBRYONIC AXES OF RECALCITRANT JACKFRUIT (ARTOCARPUS HETEROPHYLLUS LAMK.) SEEDS. -
Wesley-Smith, J., N.W. Pammenter, P. Berjak and C. Walters 2001. The effects of two drying rates on the desiccation tolerance of embryonic axes of recalcitrant jackfruit (Artocarpus heterophyllus Lamk.) seeds. Annals of Botany 88:653-664.
INTERACTIONS OF WATER CONTENT, RAPID (NON-EQUILIBRIUM) COOLING TO -196C ANDSURVIVAL OF EMBRYONIC AXES OF AESCULUS HIPPOCASTANUM L. SEEDS. -
Wesley-Smith, J., C. Walters, N.W. Pammenter and P. Berjak. 2001. Interactions of water content, rapid (non-equilibrium) cooling to -196°C and survival of embryonic axes of Aesculus hippocastanum seeds. Cryobiology 42:196-206.
HEAT SOLUABLE PROTEINS EXTRACTED FROM WHEAT SEED EMBROYS HAVE TIGHTLY BOUNDSUGARS AND UNUSUAL HYDRATION PROPERTIES -
SUBCELLULAR ORGANIZATION AND METABOLIC ACTIVITY DURING THE DEVELOPMENT OF SEEDS THAT ATTAIN DIFFERENT LEVELS OF DESICCATION TOLERANCE -
AN ANALYSIS OF SEED STORAGE PRACTICES -
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Last Modified: 5/2/2016
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