A5040939595- Reproductive Physiology in Livestock
- Genetic and phenotypic traits in livestock
- Veterinary Equine Medical Research
- Ruminant Nutrition and Digestive Physiology
- Reproductive System and Pregnancy
- Animal health and immunology
- Reproductive Biology and Fertility
- Effects of Environmental Stressors on Livestock
- Reproductive tract infections research
- Respiratory Support and Mechanisms
- Milk Quality and Mastitis in Dairy Cows
- Sperm and Testicular Function
- Veterinary Orthopedics and Neurology
- Veterinary Practice and Education Studies
- Animal Disease Management and Epidemiology
- Veterinary Pharmacology and Anesthesia
- Veterinary Medicine and Surgery
- Fatty Acid Research and Health
- Urological Disorders and Treatments
- Human-Animal Interaction Studies
- Anesthesia and Pain Management
- T-cell and Retrovirus Studies
- Endometriosis Research and Treatment
- Airway Management and Intubation Techniques
- Evaluation of Teaching Practices
Ross University School of Veterinary Medicine
2017-2025
New York State College of Veterinary Medicine
2009-2019
Cornell University
2010-2019
University of California, Davis
2017
Ferdowsi University of Mashhad
2013
New York State College of Agriculture & Life Sciences
2013
Ithaca College
1990-2007
SUNY Upstate Medical University
1961-2005
Bliss
2003
Animal Health Trust
2003
Two point mutations were identified within the gene encoding bovine CD18 in a Holstein calf afflicted with leukocyte adhesion deficiency (LAD). One mutation causes an aspartic acid to glycine substitution at amino 128 (D128G) highly conserved extracellular region of this glycoprotein, where several have been found cause human LAD. The other is silent. Twenty calves clinical symptoms LAD tested, and all homozygous for D128G allele. In addition, two allele during widespread DNA testing, both...
Oestrogens are pivotal in ovarian follicular growth, development and function, with fundamental roles steroidogenesis, nurturing the oocyte ovulation. Infections bacteria such as Escherichia coli cause infertility mammals at least part by perturbing follicle characterised suppression of oestradiol production. Ovarian granulosa cells produce aromatisation androstenedione from theca cells, under regulation gonadotrophins FSH. Many effects E. mediated its surface molecule lipopolysaccharide...
Escherichia coli are widespread in the environment and pathogenic strains cause diseases of mucosal surfaces including female genital tract. Pelvic inflammatory disease (PID; metritis) or endometritis affects approximately 40% cattle after parturition. We tested expectation that multiple genetically diverse E. from opportunistically contaminate uterine lumen parturition to establish PID.Distinct clonal groups were identified by Random Amplification Polymorphic DNA (RAPD) Multilocus sequence...
Abstract Background Contamination of the uterine lumen with bacteria is ubiquitous in cattle after parturition. Some animals develop endometritis and have reduced fertility but others no disease readily conceive. The present study tested hypothesis that postpartum persistent infertility are unable to limit inflammatory response bacterial infection. Methods Endometrial biopsies were collected several times during period from subsequently infertile (n = 4) or had clinical conceived first...
The arterial/alveolar oxygen tension ratio as an index of gas exchange function is more stable than the alveolar-arterial difference with changing values inspired concentration. lower limit normal for appears to be approximately 0.75. Because its relative stability, can used estimate arterial anticipated at a given concentration from blood data obtained another
The objective of this study was to estimate the cost metritis in dairy herds. Data from 11,733 cows 16 different farms located 4 regions United States were compiled for up 305 d milk, and 11,581 (2,907 with 8,674 without metritis) used study. Metritis defined as fetid, watery, red-brownish vaginal discharge that occurs ≤21 milk. Continuous outcomes such 305-d milk production, sales ($/cow), cow treatment costs replacement reproduction feeding gross profit per ($/cow) analyzed using mixed...
Trichomonas vaginalis is one of the most common nonviral sexually transmitted human infections and, worldwide, has been linked to increased incidence immunodeficiency virus type 1 transmission, preterm delivery, low birth weight, cervical cancer, and vaginitis. The molecular pathways that are important in initiating host inflammatory immune responses T. poorly understood. Here we report interactions cervicovaginal epithelial cells with abundant cell surface glycoconjugate parasite,...
Our objectives were to determine the effects of early ovulation on fertility and uterine health dairy cows. Four hundred forty-five Holstein cows (185 primiparous 260 multiparous) from five herds used. Blood samples collected at 21, 35 49 days in milk (DIM) considered be cyclic 21 DIM (Cyc21) if serum progesterone (P4) concentration was above 1 ng/ml, by (Cyc49) P4 ng/ml or DIM, not (NotCyc) below all sample times. Endometrial cytology for diagnosis subclinical endometritis examined a subset...