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During the autopsy process, the animal will be examined thoroughly externally. Following the external evaluation, all major organ systems will be evaluated with the naked eye (referred to as a gross examination). The gross examination will performed by a senior veterinary student under the supervision of a veterinary pathology resident (a graduate veterinarian training in veterinary pathology) and the faculty pathologist. A preliminary autopsy report will be generated from the observations of the gross evaluation. During the gross examination, all major organ systems will be sampled, stored in a preservative and in most cases, processed into glass slides that will allow the microscopic evaluation of the tissues. A final autopsy report will be generated from the changes observed in the glass slides in addition to the initial gross observations made.Autopsy reports are written in a technical language and are best interpreted by a veterinarian. A preliminary report will be emailed to the licensed referring veterinarian who signed the autopsy form, in approximately 48 hours (2 business days). The final autopsy report will be emailed to the veterinarian in approximately 3 to 4 weeks.If you plan to arrange for the burial or cremation of your animal, you must be sure to communicate that information to a member of the Ohio State veterinary healthcare team. Verify that your request is properly documented before your animal’s autopsy.

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Veterinary anesthesia is anesthesia performed on non-human animals by a veterinarian or a Registered Veterinary Technician. Anesthesia is used for a wider range of circumstances in animals than in people, due to animals’ inability to cooperate with certain diagnostic or therapeutic procedures. Veterinary anesthesia includes anesthesia of the major species: dogs, cats, horses, cattle, sheep, goats, and pigs, as well as all other animals requiring veterinary care such as birds, pocket pets, and wildlife. In North America, the American College of Veterinary Anesthesia and Analgesia is one of 21 specialty organizations recognized by the American Veterinary Medical Association. The ACVAA was recognized by the AVMA in 1975, despite attempts by the AVMA to include anesthesia as a subspecialty of surgery or medicine. As of 2016, there are more than 250 diplomates of the ACVAA. To become an ACVAA board-certified Diplomate, veterinarians must have at least one year of clinical practice experience followed by three years of anesthesia residency training under the supervision of ACVAA Diplomates, have accepted for publication a scientific peer-reviewed research article, and passed both a written and oral examination.

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Animal breeding is a branch of animal science that addresses the evaluation (using best linear unbiased prediction and other methods) of the genetic value (estimated breeding value, EBV) of livestock. Selecting for breeding animals with superior EBV in growth rate, egg, meat, milk, or wool production, or with other desirable traits has revolutionized livestock production throughout the world. The scientific theory of animal breeding incorporates population genetics, quantitative genetics, statistics, and recently molecular genomics and is based on the pioneering work of Sewall Wright, Jay Lush, and Charles Henderson. Animal breeding, controlled propagation of domestic animals in order to improve desirable qualities. Humanity has been modifying domesticated animals to better suit human needs for centuries. Selective breeding involves using knowledge from several branches of science. These include genetics, statistics, reproductive physiology, computer science, and molecular genetics. This article discusses the basic principles of how populations of animals can be changed by application of these principles, and a brief discussion of molecular genetics, immunogenetics, and newer reproductive technologies is included. The fundamental biological principles underlying animal breeding are discussed in the articles heredity and animal reproductive system.

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Ornithine Transcarbamylase (OTC) is a key urea cycle enzyme. Congenital OTC deficiencies in humans result in hyperammonemia and a spectrum of neurological symptoms including hypotonia, seizures and mental retardation. Neuropathologic evaluation reveals cerebral atrophy, ventricular enlargement and Alzheimer type II astrocytosis. Using an animal model of congenital OTC deficiency, the sparse fur (spf) mouse, recent studies have revealed significant alterations of cholinergic, serotoninergic and glutamatergic neurotransmitter systems. Possible pathophysiologic mechanisms responsible for neuronal cell loss in OTC deficiency include a deficit in cerebral energy metabolism, and glutamate excitotoxicity. Therapy continues to rely on alternative substrate administration including sodium benzoate and sodium phenylacetate. Experimental evidence suggests that acetyl-L-carnitine and glutamate (NMDA) receptor antagonists could be potentially useful therapeutic agents. Liver transplantation is effective in many patients and recent experimental studies using adenoviral vectors suggest that gene therapy may ultimately be useful in the treatment of congenital OTC deficiency.

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Praziquantel Injection Cestocide is indicated for the removal of the following canine and/or feline cestodes. Dogs: Dipylidium caninum, Taenia pisiformis, Echinococcus granulosus and for the removal and control of Echinococcus multilocularis. Cats: Taenia taeniaeformis and Dipylidium caninum. Praziquantel Injection is absorbed, metabolized in the liver and excreted via the bile into the digestive tract where its cestocidal activity is exerted. Following exposure to praziquantel, the tapeworm loses its ability to resist digestion by the mammalian host. Because of this, whole tapeworms, including the scolex, are very rarely passed after administration of praziquantel. It is common to see only disintegrated and partially digested pieces of tapeworms in the stool. The majority of tapeworms killed are digested and are not found in the feces. Praziquantel Injection Cestocide may be administered by either the subcutaneous or intramuscular route to dogs and cats. The recommended dosage of praziquantel varies according to body weight. Smaller animals require a relatively larger dosage. The optimum dosage for each individual animal will be achieved by utilizing the following dosage schedule. Mild side effects were observed in 18 of 189 dogs and 8 of 85 cats administered Praziquantel Injection in field trials. For dogs the majority of these were described as brief pain responses following injections to larger dogs. Two dogs exhibited a brief period of mild vomiting and/or drowsy or staggering gait. The eight cats exhibited either diarrhea, weakness, vomition, salivation, sleepiness, burning on injection and/or a temporary lack of appetite. Local irritation or swelling at the site of subcutaneous injections have been reported for cats.

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Quinacrine, was found to accumulate in rat and mouse pancreatic islet cells storing insulin, glucagon, pancreatic polypeptide, or somatostatin. Following administration of large doses of tolbutamide via an oro-gastric tube, the intensity of quinacrine fluorescence of insulin cells was substantially reduced. Similarly, the pancreatic insulin content was lowered. In contrast, the fluorescence intensity of the glucagon, pancreatic polypeptide and somatostatin cells appeared unaffected. Basal plasma insulin levels in the mouse were slightly elevated following quinacrine administration (25%). Glucose-stimulated insulin release was markedly enhanced (51%) in quinacrine-pretreated animals, whereas insulin release induced by cholinergic stimulation was unaffected. The results show that quinacrine accumulates in the various pancreatic islet cells. The drug seems to be confined to the secretory granules and affects the insulin response to glucose but not that to cholinergic stimulation, suggesting that these secretagogues act through different or partly different secretory pathways.

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Dopamine, an adrenergic neurotransmitter with specific receptors in the renal vasculature, is frequently used to combat reductions in renal blood flow that may contribute to acute renal failure. It also increases glomerular filtration and sodium excretion. Dopamine has a very short half-life and is administered as a constant-rate infusion of 2–5 mcg/kg/min. Higher dosages cause tachycardia, cardiac arrhythmias, and peripheral vasoconstriction. Animals that do not produce urine with dopamine alone may respond to a combination of dopamine and furosemide. Dopamine is given as above, and furosemide is given at 1 mg/kg/hr, by IV bolus. If no improvement occurs within 6 hr, conversion is unlikely, and infusion should be discontinued. Dialysis may be required to maintain these animals. Animals that do not produce urine with dopamine alone may respond to a combination of dopamine and furosemide.

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Chlorpromazine is part of a class of drugs known as phenothiazine derivatives. It is used by veterinarians primarily to help control nausea and vomiting. Chlorpromazine can also be used in some cases as a mild to moderate sedative. The exact pharmacology of Chlorpromazine is not currently understood, but it is believed that the drug blocks dopamine receptors in the nervous system and inhibits the release of dopamine. Chlorpromazine targets the part of the brain responsible for controlling metabolic rate, temperature, vomiting, alertness and blood pressure. Chlorpromazine may interact with other medications an animal patient is currently taking, so it is important that the drug regimen be revealed to the treating veterinarian beforehand. Common drugs that may interact with Chlorpromazine include certain anti-diarrhea medications, barbiturates, propranolol, epinephrine and certain narcotics. Chlorpromazine is safe and effective in most animal patients when administered under the guidance of a licensed veterinarian, but there is always a chance of an animal experiencing certain side effects. Common potential side effects include constipation, low blood pressure and sedation. However, if the animal experiences tremors or drooling, the dose may be too high and the veterinarian should be contacted immediately.

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Reserpine is an animal tumorigen, causing an increased incidence of mammary fibroadenomas in female mice, malignant tumors of the seminal vesicles in male mice, and malignant adrenal medullary tumors in male rats. These findings arose in 2-year studies in which the drug was administered in the feed at concentrations of 5 to 10 ppm – about 100 to 300 times the usual human dose. The breast neoplasms are thought to be related to Reserpine’s prolactin-elevating effect. Several other prolactin-elevating drugs have also been associated with an increased incidence of mammary neoplasia in rodents.

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Consanguinity, kinship characterized by the sharing of common ancestors. Kin are of two basic kinds: consanguineous and affinal. Consanguineous kinship is a universal type; it includes those with common ancestors and excludes individuals who lack ancestors in common. In the modern sense, consanguinity is a genetic concept. From a strictly biological point of view, the term is inappropriate, because the genetic contributions of ancestors are not passed on to their descendants as blood but through genes contained in the chromosomes located in cell nuclei. Chromosomes are composed of nucleic acids and proteins. DNA is the constituent portion of the chromosome that carries genes, and it is coded in specific ways to produce and control protein synthesis, with parts of each parent’s genetic message transmitted to the offspring. From a genetic perspective, consanguinity influences the probabilities of specific combinations of genetic characteristics called genotypes. Consanguinity results in the inheritance, from common ancestors of both parents, of transmissible capacities to synthesize and control nucleic acids and proteins, the essential substances of all organisms.

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