Zobrazeno 1 - 10
of 55
pro vyhledávání: '"D.J. Sprecher"'
Autor:
D.J. Sprecher
Publikováno v:
Journal of Veterinary Medical Education. 31:199-202
Veterinary medicine is at a crossroads: the future of the profession will be determined by those who join it and by those who select who will join it. Veterinary schools are the gatekeepers of the profession, and the entire veterinary profession is r
Autor:
Stacey A. Kraemer, Kathryn L. Lovell, Jodi Nichols-Torrez, Margaret Z. Jones, Kawanaa D. Carter, N. Kent Ames, Jeffrey R. Leipprandt, D.J. Sprecher, Darush K. Rahmani
Publikováno v:
Fetal Diagnosis and Therapy. 16:13-17
Objectives: We explored the feasibility and efficacy of in utero hematopoietic stem cell transplantation in the caprine animal model system with the objectives of determining procedures for transplantation and establishing methods for detecting engra
Publikováno v:
Preventive Veterinary Medicine. 46:171-181
A prospective cohort study design was used to evaluate the impact of subclinical Mycobacterium paratuberculosis infection on days open in a sample of Michigan dairy herds with a history of cows positive for M. paratuberculosis diagnosed by fecal cult
Publikováno v:
Theriogenology. 51:1197-1206
Semen samples from 100 beef breed bulls were evaluated for sperm morphology (phased contrast microscopy), seminal white blood cells, and the presence of potential reproductive pathogens. Eligibility required visualization of the glans penis throughou
Publikováno v:
Theriogenology. 48:11-17
Transrectal palpation of an 18-mo-old, anestrous Holstein nulligravida revealed an enlarged left ovary. Ultrasonographically, the mass resembled known equine granulosa cell tumor (GCT) images. Slowly, virilism developed. Fifty-five days after initial
Publikováno v:
Theriogenology. 47:1179-1187
Lameness has contributed to reproductive inefficiency and increased the risk of culling in dairy cows. We developed a 5-point lameness scoring system that assessed gait and placed a novel emphasis on back posture. Our objective was to determine if th
Publikováno v:
Theriogenology. 43:373-380
This study constitutes the review of 44 dairy herd investigations that were initiated because of complaints relating to decreased reproductive efficiency. Each investigation was conducted at the request of the veterinary practitioner who provided the
Publikováno v:
Theriogenology. 36:597-606
A severe outbreak of dairy herd pregnancy wastage was investigated. At the beginning of the outbreak, a total of 121 lactating cattle were pregnant and considered to be at risk. Overall, 33.1% of the population at risk aborted, while 25.6% gave birth
Publikováno v:
Theriogenology. 34:1149-1158
Using transrectal palpation criteria, 111 cows were diagnosed to have cystic ovarian degeneration. Pretreatment milk samples were collected for progesterone analysis with a latex agglutination milk progesterone assay. The control group cows were trea
Publikováno v:
Journal of veterinary medical education. 29(2)
Rationale for the study – The clinical curriculum at the Michigan State University (MSU) College of Veterinary Medicine encourages off-campus study. One elective, veterinary externship, allows students to arrange experiences that are expected to ch