Texas A&M University Veterinary Medicine
& Biomedical Sciences
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Terry Blanchard

Terry Blanchard

Professor Emeritus Department of Large Animal Clinical Sciences
Contact
TBlanchard@cvm.tamu.edu
9798453541
TAMU Mailstop: 4475

Research and Scholarly Interests

Stallion and mare reproduction; management strategies to improve stallion fertility; stallion testicular dysfunction.

EDUCATION

  • D.V.M., Kansas State University, 1976
  • M.S., University of Missouri-Columbia, 1983

CREDENTIALS

  • Diplomate, American College of Theriogenologists, start 1982, Board Certified
  • Texas Veterinary Medical License: 8907
  • Veterinary License for State of Kansas #4103, 2015 - 2016
  • Veterinary License in State of Kentucky #NS-3311, 2014 - 2016
  • Reproductive Biology
  • Love CC, Noble j, Standbridge S. Blanchard TL, Varner DD, Bearden C. Cavinder C. (2015). The relationship between sperm quality in cool-shipped semen and embryo recovery rate. THERIOGENOLOGY.
  • Serafini R, Varner DD, Bissett jr W, Blanchard TL, Teague SR, Love CC (2015). Sperm DNA Quality in Miniature Horse Stallions 1 follwing unilateral orchiectomy THERIOGENOLOGY.
  • Voge JL, Edwards JF, Love CC, Blanchard TL (2015). Theriogenology Question of the Month J AM VET MED ASSOC..
  • Hayden S, Blanchard TL, Brinsko SP, Varner DD, Hinrichs K, Love CC (2015). The Dilution effect in stallion sperm THERIOGENOLOGY.
  • Serafini R, Varner D, Teague S, Blanchard T, Love C (2014). . The relationship of the COMET Assay to the Sperm Chromatin Structure Assay in stallion sperm.
  • Teague S, Love C, Blanchard T, Brinsko S, Varner D (2014). Comparison of gradient centrifugation methods.
  • RVoge J, Brinsko S, Love C, Varner D, Blanchard T (2014). Postpartum anestrus in the mare – studing the non-lighted foaling mare
  • Brinsko SP, Varner DD, Blanchard TL, Relford RL, Johnson L (1992). Bilateral infectious epididymitis in a stallion. EQUINE VET J. 4, 325-8
  • Choi YH, Velez IC, Riera FL, Roldán JE, Hartman DL, Bliss SB, Blanchard TL, Hayden SS, Hinrichs K (2011). Successful cryopreservation of expanded equine blastocysts. THERIOGENOLOGY. 1, 143-52
  • Johnson L, Blanchard TL, Varner DD, Scrutchfield WL (1997). Factors affecting spermatogenesis in the stallion. THERIOGENOLOGY. 7, 1199-216
  • Bosard T, Love C, Brinsko S, Blanchard T, Thompson J, Varner D (2005). Evaluation and diagnosis of acrosome function/dysfunction in the stallion. ANIM REPROD SCI. 1-4, 215-7
  • Love CC, Brinsko SP, Rigby SL, Thompson JA, Blanchard TL, Varner DD (2005). Relationship of seminal plasma level and extender type to sperm motility and DNA integrity. THERIOGENOLOGY. 6, 1584-91
  • Brinsko SP, Varner DD, Love CC, Blanchard TL, Day BC, Wilson ME (2005). Effect of feeding a DHA-enriched nutriceutical on the quality of fresh, cooled and frozen stallion semen. THERIOGENOLOGY. 5, 1519-27
  • Vest DJ, Cohen ND, Berezowski CJ, Morehead JP, Blodgett GP, Blanchard TL (2004). Evaluation of administration of West Nile virus vaccine to pregnant broodmares. J AM VET MED ASSOC. 12, 1894-7
  • Stich KL, Wendt KM, Blanchard TL, Brinsko SP (2004). Effects of a new injectable short-term release deslorelin in foal-heat mares. THERIOGENOLOGY. 5, 831-6
  • Love CC, Thompson JA, Brinsko SP, Rigby SL, Blanchard TL, Lowry VK, Varner DD (2003). Relationship between stallion sperm motility and viability as detected by two fluorescence staining techniques using flow cytometry. THERIOGENOLOGY. 6, 1127-38
  • Brinsko SP, Rigby SL, Lindsey AC, Blanchard TL, Love CC, Varner DD (2003). Pregnancy rates in mares following hysteroscopic or transrectally-guided insemination with low sperm numbers at the utero-tubal papilla. THERIOGENOLOGY. 3-4, 1001-9
  • Brinsko SP, Blanchard TL, Rigby SL, Love CC, Varner DD (2003). Effects of dead spermatozoa on motion characteristics and membrane integrity of live spermatozoa in fresh and cooled-stored equine semen. THERIOGENOLOGY. 3-4, 735-42
  • Blanchard TL, Woods JA, Brinsko SP, Varner DD, Boothe DM (2002). Theriogenology question of the month. Treatment options for erosive seminal vesiculitis caused by Acinetobacter calcoaceticus. J AM VET MED ASSOC. 6, 793-5
  • Rigby SL, Brinsko SP, Cochran M, Blanchard TL, Love CC, Varner DD (2001). Advances in cooled semen technologies: seminal plasma and semen extender. ANIM REPROD SCI. 3-4, 171-80
  • Rigby SL, Barhoumi R, Burghardt RC, Colleran P, Thompson JA, Varner DD, Blanchard TL, Brinsko SP, Taylor T, Wilkerson MK, Delp MD (2001). Mares with delayed uterine clearance have an intrinsic defect in myometrial function. BIOL REPROD. 3, 740-7
  • Blanchard TL, Woods JA, Brinsko SP (2000). Theriogenology question of the month. Azoospermia attributable to bilateral epididymal hypoplasia. J AM VET MED ASSOC. 6, 825-6
  • Woods J, Rigby S, Brinsko S, Stephens R, Varner D, Blanchard T (2000). Effect of intrauterine treatment with prostaglandin E2 prior to insemination of mares in the uterine horn or body. THERIOGENOLOGY. 9, 1827-36
  • Brinsko SP, Rowan KR, Varner DD, Blanchard TL (2000). Effects of transport container and ambient storage temperature on motion characteristics of equine spermatozoa. THERIOGENOLOGY. 8, 1641-55
  • Blanchard TL, Taylor TS, Love CL (1999). Estrous cycle characteristics and response to estrus synchronization in mammoth asses (Equus asinus americanus). THERIOGENOLOGY. 5, 827-34
  • Rigby S, Love C, Carpenter K, Varner D, Blanchard T (1998). Use of prostaglandin E2 to ripen the cervix of the mare prior to induction of parturition. THERIOGENOLOGY. 6, 897-904
  • Shore MD, Macpherson ML, Combes GB, Varner DD, Blanchard TL (1998). Fertility comparison between breeding at 24 hours or at 24 and 48 hours after collection with cooled equine semen. THERIOGENOLOGY. 5, 693-8
  • Varner DD, Scanlan CM, Thompson JA, Brumbaugh GW, Blanchard TL, Carlton CM, Johnson L (1998). Bacteriology of preserved stallion semen and antibiotics in semen extenders. THERIOGENOLOGY. 4, 559-73
  • Rigby S, Hill J, Miller C, Thompson J, Varner D, Blanchard T (1999). Administration of oxytocin immediately after insemination does not improve pregnancy rates in mares bred by fertile or subfertile stallions. THERIOGENOLOGY. 6, 1143-50
  • Combes GB, Varner DD, Schroeder F, Burghardt RC, Blanchard TL (2000). Effect of cholesterol on the motility and plasma membrane integrity of frozen equine spermatozoa after thawing. J REPROD FERTIL SUPPL. 56, 127-32
  • Blanchard T, Varner D, Johnson L, Roser J, Hill J, Miller C (2000). Testicular and hormonal changes in stallions with thermally induced testicular degeneration. J REPROD FERTIL SUPPL. 56, 51-9
  • Macpherson ML, Chaffin MK, Carroll GL, Jorgensen J, Arrott C, Varner DD, Blanchard TL (1997). Three methods of oxytocin-induced parturition and their effects of foals. J AM VET MED ASSOC. 6, 799-803
  • Blanchard TL, Johnson L (1997). Increased germ cell degeneration and reduced germ cell:Sertoli cell ratio in stallions with low sperm production. THERIOGENOLOGY. 3, 665-77
  • Blanchard TL, Johnson L (1997). Determination of daily sperm production in stallion testes by enumeration of germ cells in homogenates. THERIOGENOLOGY. 3, 655-64
  • Blanchard TL, Varner DD, Brinsko SP (1996). Theriogenology question of the month. Scrotal hematocele. J AM VET MED ASSOC. 12, 2013-4
  • Hooper RN, Taylor TS, Blanchard TL, Schumacher J, Edwards JF (1994). Ventral pararectal approach to the seminal vesicles of bulls. J AM VET MED ASSOC. 4, 596-9
  • Blanchard TL, Varner DD, Fernandez M, Buoen L, Zhang TQ, Womack JE, Owens E (1994). Stallion karyotype variability and lack of association with abortion: a case report. THERIOGENOLOGY. 4, 777-84
  • Johnson L, Carter GK, Varner DD, Taylor TS, Blanchard TL, Rembert MS (1994). The relationship of daily sperm production with number of Sertoli cells and testicular size in adult horses: role of primitive spermatogonia. J REPROD FERTIL. 1, 315-21
  • Hooper RN, Taylor TS, Varner DD, Blanchard TL (1993). Effects of bilateral ovariectomy via colpotomy in mares: 23 cases (1984-1990). J AM VET MED ASSOC. 7, 1043-6
  • Blanchard TL, Varner DD, Burns PJ, Everett KA, Brinsko SP, Boehnke L (1992). Regulation of estrus and ovulation in mares with progesterone or progesterone and estradiol biodegradable microspheres with or without PGF2alpha. THERIOGENOLOGY. 6, 1091-106
  • Schumacher J, Schumacher J, Blanchard T (1992). Comparison of endometrium before and after repair of third-degree rectovestibular lacerations in mares. J AM VET MED ASSOC. 9, 1336-8
  • Blanchard TL, Varner DD, Brinsko SP, Quirk K, Rugila JN, Boehnke L (1991). Effects of ecbolic agents on measurements of uterine involution in the mare. THERIOGENOLOGY. 4, 559-71
  • Blanchard TL, Schumacher J, Edwards JF, Varner DD, Lewis RD, Everett K, Joyce JR (1991). Priapism in a stallion with generalized malignant melanoma. J AM VET MED ASSOC. 6, 1043-4
  • Brinsko SP, Varner DD, Blanchard TL, Meyers SA (1990). The effect of postbreeding uterine lavage on pregnancy rate in mares. THERIOGENOLOGY. 2, 465-75
  • Blanchard TL, Varner DD, Brinsko SP, Meyers SA, Johnson L (1989). Effects of postparturient uterine lavage on uterine involution in the mare. THERIOGENOLOGY. 4, 527-35
  • Varner DD, Blanchard TL, Meyers PJ, Meyers SA (1989). Fertilizing capacity of equine spermatozoa stored for 24 hours at 5 or 20 degrees C. THERIOGENOLOGY. 4, 515-25
  • Varner DD, Blanchard TL, Love CL, Garcia MC, Kenney RM (1988). Effects of cooling rate and storage temperature on equine spermatozoal motility parameters. THERIOGENOLOGY. 5, 1043-54
  • Love CC, Blanchard TL, Varner DD, Brinsko SP, Voge J, Bliss S, Sudderth K, Teague S, LaCaze K (2012). Effect of daily semen centrifugation and resuspension on the longevity of equine sperm quality following cooled storage. THERIOGENOLOGY. 9, 1911-7
  • Choi YH, Velez IC, Riera FL, Roldán JE, Hartman DL, Bliss SB, Blanchard TL, Hayden SS, Hinrichs K (2011). Successful cryopreservation of expanded equine blastocysts. THERIOGENOLOGY. 1, 143-52
  • Kiser AM, Brinsko SP, Love CC, Varner DD, Sudderth AK, Blanchard TL (2014). Relationship of sperm quality to fertility after 4 days of cooled storage of equine semen J EQ VET SCI.
  • Rosenberg JL, Cavinder CA, Love CC, Teague SR, Sigler DH, Varner DD, Blanchard TL, Vogelsang MM (2013). Effects of strenuous exercise on stallion sperm quality PROF ANIM SCI.
  • Kiser AM. Sudderth AK, Brinsko SP, Burns PJ, Douglas RH, Blanchard TL (2013). Comparison of efficacy of two dose rates of histrelin for inducing ovulation in broodmares J EQUINE VET SCI.
  • Gordon RK, Mawyer JD, Cavinder CA, Sigler DH, Blanchard TL, Love CC, Brinsko SP, Arnold CE, Teague S, Vogelsang MM (2014). Effects of moderate exercise on semen parameters and serum LH and cortisol concentrations in stallions
  • Gordon RK, Mawyer JD, Cavinder CA, Sigler DH, Blanchard TL, Love CC, Brinsko SP, Arnold CE, Teague S, Vogelsang MM (2014). Effects of moderate exercise on semen parameters and serum LH and cortisol concentrations in stallions J EQUINE VET SCI.
  • Sabatini C, Perrin A, Varner D, Blanchard T, Rota1 A, Love C (2014). Effect of density gradient centrifugation with three different media on stallion semen quality
  • Sabatini C, Perrin A, Varner D, Blanchard T, Rota1 A, Love C (2014). Effect of density gradient centrifugation with three different media on stallion semen quality J EQUINE VET SCI.
  • Stump KE, Teague SR, Love CC, Blanchard TL, Brinsko SP, Long CR, Varner DD (2014). Assessment of stallion sperm membrane integrity using three different flow cytometric methods
  • Stump KE, Teague SR, Love CC, Blanchard TL, Brinsko SP, Long CR, Varner DD (2014). Assessment of stallion sperm membrane integrity using three different flow cytometric methods J EQUINE VET SCI.
  • Karkula RA, Teague SR, Blanchard TL, Brinsko SP, Love CC, Varner DD (2014). Effect of dilution media type and temperature on measurement of sperm membrane integrity
  • Karkula RA, Teague SR, Blanchard TL, Brinsko SP, Love CC, Varner DD (2014). Effect of dilution media type and temperature on measurement of sperm membrane integrity J EQUINE VET SCI.
  • Blanchard TL, Brinsko SP, Varner DD, Love CC, Morehead JP (2013). Progression of reproductive changes accompanying testicular dysfunction in aging Thoroughbred stallions – case studies
  • Blanchard TL, Brinsko SP, Roser JF, Sibley LE (2016). Preliminary evaluation of treatment with long-acting estradiol cypionate and sulpiride for advancing first ovulation of year in postpartum acyclic mares. JOURNAL OF EQUINE VETERINARY SCIENCE., 88-91
  • Hull KA, Love CC, Blanchard TL, Brinsko AP, Varner DD. (2016). Effect of total sperm counted on proportions of sperm determined to have normal or abnormal morphologic features. JOURNAL OF EQUINE VETERINARY SCIENCE., S71-S72
  • VSSerafini R, McPhail RE, Varner DD, Blanchard TL, Teague SR, Love CC. (2016). The relationship between sperm DNA structure and sexual rest in stallions JOURNAL OF EQUINE VETERINARY SCIENCE., S65-S66
  • Turner CE, Walbornn SR, Blanchard TL, Varner DD, Brinsko SP, LaCaze KA, Teague SR, Love CC (2016). The effects of two levels of hemospermia on stallion fertility. THERIOGENOLOGY.
  • Voge JL, Varner DD, Blanchard TL, Meschini M, Turner C, Teague SR, Brinsko SP, Love CL (2016). The effects of urine concentration, and cushion centrifugation to remove urine, on the quality of cool-stored stallion sperm. THERIOGENOLOGY.
  • Varner DD, Schlafer D, Blanchard TL (2015). Reproductive disorders of the stallion – from pathology to treatment. PROCEEDINGS 61ST ANN CONVENTION OF THE AMERICAN ASSOCIATION OF EQUINE PRACTITIONERS ., 257-267
  • Varner DD, Love CC, Blanchard TL, Brinsko SP (2015). Pertinent methods for semen evaluation. PROCEEDINGS OF ANNUAL BLUEGRASS EQUINE SYMPOSIUM.
  • Walbornn S, Turner CE, Love CC, Varner DD. (2016). The effect of dual hemisphere breeding on stallion fertility. JOURNAL OF EQUINE VETERINARY SCIENCE., S65

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