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P. Purdy · SciRah

Researcher profile · Semantic Scholar

P. Purdy

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P. Purdy — researcher profile on SciRah

h-index: 16
Works: 48
Citations: 1,731

Most-cited papers

A review on goat sperm cryopreservation
P. Purdy
2006485 citations
Semantic Scholar
Effect of cholesterol-loaded cyclodextrin on the cryosurvival of bull sperm.
P. Purdy, James K. Graham
2004Cryobiology234 citations
Semantic Scholar
Effect of Adding Cholesterol to Bull Sperm Membranes on Sperm Capacitation, the Acrosome Reaction, and Fertility1
P. Purdy, J. Graham
2004Biology of Reproduction154 citations
Semantic Scholar
Treating ram sperm with cholesterol-loaded cyclodextrins improves cryosurvival.
E. Mocé, P. Purdy, J. Graham
2010Animal Reproduction Science149 citations
Semantic Scholar
Evaluation of glycerol removal techniques, cryoprotectants, and insemination methods for cryopreserving rooster sperm with implications of regeneration of breed or line or both.
P. Purdy, Y. Song, F. Silversides, H. Blackburn
2009Poultry Science60 citations Open access
Semantic Scholar
The fluidity of Chinese hamster ovary cell and bull sperm membranes after cholesterol addition.
P. Purdy, M. Fox, James K. Graham
2005Cryobiology59 citations
Semantic Scholar
Cryopreservation of turkey semen: effect of breeding line and freezing method on post-thaw sperm quality, fertilization, and hatching.
J. Long, P. Purdy, Kees Zuidberg, S. Hiemstra +2 more
2014Cryobiology57 citations Open access
Semantic Scholar
Effect of number of motile, frozen-thawed boar sperm and number of fixed-time inseminations on fertility in estrous-synchronized gilts.
K. Spencer, P. Purdy, H. Blackburn, S. Spiller +2 more
2010Animal Reproduction Science53 citations
Semantic Scholar
Ubiquitination and its influence in boar sperm physiology and cryopreservation.
P. Purdy
2008Theriogenology50 citations
Semantic Scholar
The post-thaw quality of ram sperm held for 0 to 48 h at 5 °C prior to cryopreservation ☆
P. Purdy
200649 citations
Semantic Scholar
Genetic structure and diversity among sheep breeds in the United States: identification of the major gene pools.
H. Blackburn, S. Paiva, S. Wildeus, W. Getz +7 more
2011Journal of Animal Science43 citations
Semantic Scholar
The fertility of ram sperm held for 24h at 5 degrees C prior to cryopreservation.
P. Purdy, E. Mocé, R. Stobart, W. Murdoch +5 more
2010Animal Reproduction Science43 citations Open access
Semantic Scholar
Effects of the flavonoids, silibinin and catechin, on the motility of extended cooled caprine sperm
P. Purdy, S. A. Ericsson, R. E. Dodson, K. Sternes +1 more
200437 citations
Semantic Scholar
Implications of the pH and temperature of diluted, cooled boar semen on fresh and frozen-thawed sperm motility characteristics.
P. Purdy, N. Tharp, T. Stewart, S. Spiller +1 more
2010Theriogenology33 citations
Semantic Scholar
A method for cryopreserving chicken primordial germ cells.
D. Moore, P. Purdy, H. Blackburn
2006Poultry Science32 citations Open access
Semantic Scholar
Enhanced fertility prediction of cryopreserved boar spermatozoa using novel sperm function assessment
Bradford W. Daigneault, K. Mcnamara, P. Purdy, R. Krisher +3 more
2015Andrology29 citations Open access
Semantic Scholar
Biobanking genetic resources: challenges and implementation at the USDA National Animal Germplasm Program.
P. Purdy, C. Wilson, S. Spiller, H. Blackburn
2016Reproduction, Fertility and Development16 citations
Semantic Scholar
Modification of trout sperm membranes associated with activation and cryopreservation. Implications for fertilizing potential.
P. Purdy, E. A. Barbosa, C. Praamsma, G. Schisler
2016Cryobiology16 citations
Semantic Scholar
Inseminating fresh or cryopreserved semen for maximum efficiency: implications for gene banks and industry.
H. Blackburn, F. Silversides, P. Purdy
2009Poultry Science16 citations Open access
Semantic Scholar
A simple vitrification method for cryobanking avian testicular tissue.
J. Liu, K.-M. Cheng, P. Purdy, F. Silversides
2012Poultry Science13 citations Open access
Semantic Scholar
Swine gene banking: a quality control perspective on collection, and analysis of samples for a national repository.
P. Purdy
2008Theriogenology13 citations
Semantic Scholar
Novel and traditional traits of frozen-thawed porcine sperm related to in vitro fertilization success.
Bradford W. Daigneault, K. Mcnamara, P. Purdy, R. Krisher +2 more
2014Theriogenology12 citations
Semantic Scholar
Enhancing evaluation of bull fertility through multivariate analysis of sperm.
H. C. Azevedo, H. Blackburn, E. A. Lozada-Soto, S. Spiller +1 more
2024Journal of Dairy Science11 citations Open access
Semantic Scholar
Membrane modification strategies for cryopreservation.
P. Purdy, J. Graham
2015Methods in molecular biology11 citations
Semantic Scholar
Boar sperm quality in lines of pigs selected for either ovulation rate or uterine capacity.
B. Freking, P. Purdy, S. Spiller, C. Welsh +1 more
2012Journal of Animal Science10 citations
Semantic Scholar
Evaluation of boar and bull sperm capacitation and the acrosome reaction using flow cytometry.
P. Purdy, J. Graham, H. C. Azevedo
2021Animal Reproduction Science9 citations Open access
Semantic Scholar
Critical factors for non-surgical artificial insemination in sheep
P. Purdy, S. Spiller, E. McGuire, K. Mcguire +3 more
20209 citations Open access
Semantic Scholar
Determination of the number of motile sperm within an ovine semen sample using resazurin
L. Martin, C. Crenshaw, J. Dean, M. Dart +2 more
19998 citations
Semantic Scholar
The effects of gelatin supplementation prior to cooling on ram semen quality and fertility
A. Bandeira, J. E. Matos, A. N. Maria, P. Carneiro +2 more
2018Animal Reproduction5 citations Open access
Semantic Scholar
The post-thaw quality of ram sperm held for 0 to 48 h at 5 degrees C prior to cryopreservation.
P. Purdy
2006Animal Reproduction Science5 citations
Semantic Scholar
Investigation of a Novel Non-Surgical Method of Artificial Insemination for Sheep
P. Purdy, H. Blackburn, B. Larson, R. Stobart
20093 citations
Semantic Scholar
The use of buck and ram extenders and two packaging systems to cryopreserve aoudad (Ammotragus lervia) spermatozoa.
C. Crenshaw, L. Martin, C. Mains, R. Wright +4 more
2000Theriogenology3 citations
Semantic Scholar
029 Rooster sperm plasma membrane protein and phospholipid organization and reorganization attributed to cooling and cryopreservation
P. Purdy, S. Spiller, H. Blackburn
20132 citations
Semantic Scholar
51 CHANGING ROOSTER SPERM MEMBRANES TO FACILITATE CRYOPRESERVATION
K. Tarvis, P. Purdy, J. Graham
20121 citations
Semantic Scholar
Boar sperm quality in lines of pigs selected for either ovulation rate or uterine capacity.
B. Freking, P. Purdy, S. Spiller, C. Welsh +1 more
2012Journal of Animal Science1 citations
Semantic Scholar
Variation in sperm cell quality in cryopreserved boar semen.
T. Stewart, F. C. Gunsett, C. Welsh, S. Spiller +2 more
20061 citations
Semantic Scholar
Effects of cell concentration during cryopreservation on the post-thaw quality of Santa ines ram sperm.
M. B. D. de Oliveira, J. C. Jeri Molina, R. S. da Silva, A. Ramos +2 more
2022Cryo-letters0 citations
Semantic Scholar
174 What Quality and Fertility Should We Expect When Using Semen Cryopreservation and AI with Livestock? a Comparison Across Species
P. Purdy
20210 citations Open access
Semantic Scholar
Use of anti-phosphotyrosine and PDK1 monoclonal antibodies enables observation of the effects of media on bull sperm second messenger signaling during capacitation
P. Purdy, H. C. Azevedo, J. Graham, M. Lema
2018Animal Reproduction Science0 citations
Semantic Scholar
ENHANCE OF THE ESTRUS AND OVULATION SYCHRONISM IN EWES USING PROTOCOLS WITH PROGESTERONE
N. H. Moreira, O. O. Brasil, P. Silva, Cayan Atreio Portela Bárcena +6 more
20160 citations
Semantic Scholar
Optimization of a Non-Surgical Artificial Insemination Technique Utilizing Estrous Synchronization and Frozen-
P. Purdy, K. Koepke, S. Lake
20160 citations
Semantic Scholar
60 PREDICTING FROZEN BOAR SPERM FERTILITY USING NOVEL AND CONVENTIONAL ANALYSES
Bradford W. Daigneault, K. Mcnamara, P. Purdy, S. Rodriguez-Zas +3 more
20150 citations
Semantic Scholar
Key words : fertility , ovulation rate , pig , semen quality , uterine capacity Boar sperm quality in lines of pigs selected for either ovulation rate or uterine capacity 1 , 2
B. Freking, P. Purdy, S. Spiller, C. Welsh +1 more
20120 citations
Semantic Scholar
Effects of alternative cryoprotectants, diluents, straw size and cholesterol addition on cryopreserved rooster sperm
T. Tharasanit, W. Savasu, J. Suwimonteerabutr, N. Tiptanavattana +8 more
20120 citations
Semantic Scholar
38. Genebanks for conservation of livestock genetic resources
H. Blackburn, P. Purdy
20110 citations
Semantic Scholar
Genetic structure and diversity among sheep breeds in the United States : Identification of the major gene pools 1 , 2
H. Blackburn, S. Paiva, S. Wildeus, W. Getz +7 more
20110 citations
Semantic Scholar
Physiology and Endocrinology: Sperm Fertility, Embryos and Development
B. Whitaker, K. Fisher, T. Stewart, P. Purdy +8 more
20100 citations
Semantic Scholar
Assessment of the effects of flavonoids on the motility of extended cooled caprine spermatozoa
P. Purdy, S. A. Ericsson, R. E. Dodson, K. Sternes +1 more
19990 citations
Semantic Scholar

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