Wistar rats pdf merge

Wistar outbred rats show close genetic similarity with f344 inbred rats satoshi nakanishi1, tadao serikawa1, 2, and takashi kuramoto1 1institute of laboratory animals, graduate school of medicine, kyoto university, yoshidakonoecho, sakyoku. Wistar rats from different suppliers have a different. Metabolic differences between sprague dawley and wistar. Ectopic ucp1 overexpression in white adipose tissue. The wistar rat is currently one of the most popular rats used for laboratory research. A strain of albino rat developed at the wistar institute that has spread widely at other institutions. We also compared wistar rats preferences for stevia with the standard noncaloric sweetener saccharin, because.

Global ournal of harmac harmaceutical ciences ie i arile. Pdf in summary, the creation and maintenance of the wistar rats as standardized animals can be attributed to the breeding work of helen. Female wistar rats were given saline vehicle control or nicotine. Vaginal cytology pattern and birth features of female wistar. Pdf mobile phone usage and male infertility in wistar rats. Hepatotoxicity and ultra structural changes in wistar rats. However, a direct comparison between wistar and spraguedawley sd rat as models of highfat hf dietinduced obesity has not been adequately evaluated so far. Pdf combining quantitative and qualitative data in the study of. They are also used in immunology as models for infectious diseases and autoimmune responses. In a study carried by qi d et al 2004, adult male wistar rats 270290 g were obtained from the university of british columbia animal care unit and fed a standard laboratory diet pmi feeds, richmond, va and water ad libitum. All structured data from the file and property namespaces is available under the creative commons cc0 license.

Multipotential differentiation ability along osteogenic, chondrogenic and adipogenic lineages. Comparison between spraguedawley and wistar rats as an. In developing countries darkroom radiography is practiced and involves chemical processing of films using chemical substances known to be toxic when ingested or. The fa gene was transferred from the zucker rat m strain to the wistar kyoto wky rat.

Then, a series of dilute nacl solutions, ranging from 0. Steer department of surgery and harvard digestive diseases center, beth israel hospital and haward medical school, boston, masskhusetts the shortterm effects of rat pancreatic duct obstruc tion were evaluated and compared with those re. Estrus was determined by vaginal smears, and mating was con. Rats are excellent animal models for experimental neuroscience. Henry h donaldson at the wistar institute in philadelphia. Nephroprotective effect of sonchus oleraceus extract. Proliferative exocrine pancreatic lesions in aged wistar rats. Thus, overactivity of the hpa system may have blunted the rewarding and locomotor effects of nicotine in wky rats, as observed in the present report. Wistar and sd rats were assigned for 2 experimental groups for 17 weeks. Pdf the effects of cyfluthrin on some biomarkers in the.

This study examined the effects of acute exercise on hyperglycemia and kinetic behavior of creatine kinase ck in diabetic rats. Toxicopathology of paraquat herbicide in female wistar rats author. Photomicrograph of a longitudinal section of wistar rat skin from the control ra t not given fresh leaf extract of calotropis procer a observe the dermis d, a layer of dense fibroelastic tissue with numerous hairfollicles. Recently it was shown that results vary between studies using wistar rats of different suppliers. Targeted expression of stepfunction opsins in transgenic. Nutritional studies on rats fed diets formulated from. Pdf protective effect of spirulina platensis on cadmium. The lowest concentration at which there was a reliable difference in the preference scores of conditioned and control rats was defined as the detection threshold.

Wistar rat synonyms, wistar rat pronunciation, wistar rat translation, english dictionary definition of wistar rat. The survey, performed at the 10th generation of backcrossing, showed that wistar fatty rats fafa, a congenic strain of wky, developed obesity and obesityrelated features, such as hyperinsulinemia and hyperlipemia, in the same manner as zucker fatty rats. Inhibition of the development of collageninduced arthritis. Fetal and neonatal nicotine exposure in wistar rats causes.

Its longevity and high rate of spontaneous tumours make it an ideal choice for ageing studies. Effects of watermelon citrullus lanatus seed on blood. In addition, we tested a source of relatively pure rebaudioside a rebiana, and a consumer version of rebaudioside a truvia. Spontaneous nonthymic t cell lymphomas in young wistar. At the same time, wistar animals with normal blood pressure were selected to be used as a samegeneticbackground normotensive control of the spontaneously hypertensive rats. Medical images play significant roles in the diagnosis and management of patients. Pdf cytogenetic effects of lambdacyhalothrin on wistar. A hypercaloric pelletdiet cycle induces obesity and co. Efosa g ewere1,2, ngozi p okolie2, gerald i eze3, deborah a jegede1 1department of biochemistry, university of uyo, uyo, nigeria 2department of biochemistry, university of benin, benin, nigeria 3department of anatomy, university of benin, nigeria abstract arsenic has been reported to contaminate groundwater and. Wistar rat splenocytes can be used for a wide variety of immunologybased applications. Faraone1,2 1department of psychiatry, state university of new york upstate medical university, syracuse, new york. Origin and development the wild brown rat rattus norvegicus is thought to have had its original habitat in the temperate areas of what is now the ussr, from the caspian. The finding that wky rats showed no deficits in nicotine cta.

Tested negative for bacteria, fungi, and mycoplasma. Cia was induced in male wistar rats and vagus nerve suspension or sham operation was performed on day 10 after the second immunization. Evaluation of acute and subacute toxicity of pinus eldarica bark extract in wistar rats akram ghadirkhomi1, leila safaeian2, behzad zolfaghari3, mohammad reza agha ghazvini4, parisa rezaei5 1. Aoues 2 1 departement of biotechnology, facult y of sciences, university of mostaganem 27000, algeria. Laboratory rats introduction origin and development. The development of todays laboratory rat has been essentially an american initiative and the great majority of the strains of these animals that are presently in use throughout the scientific world have originated in the usa. The wistar bloodline has contributed more strains of rats than any other line. Effects of aluminium chloride exposure on the cerebral. Melioration of fertility in high fat diet induced obese. While less commonly used for research than mice, rats have served as an important animal model for research in psychology and biomedical science.

In this study, we have investigated the effects of vagus nerve suspension in a rat model of collageninduced arthritis cia. The effects of cyfluthrin on some biomarkers in the liver and kidney of wistar rats article pdf available in environmental science and pollution research 226 october 2014 with 155 reads. Combining quantitative and qualitative data in the study of feeding behavior in male wistar rats. The wistar rat, wistar hannover wistar han rat, and wistar unilever wu rat are outbred rat strains, while the wistar kyoto and wistar furth rats are inbred strains. Feb 10, 2015 a dorsal bilateral adrenalectomy of rat. Not all people looking for information on wistar rats are looking for information on lab rats in general, not to mention an image of a dissected one.

A tenth group of 10 rats received distilled water and served as control. Cochlear blood flow autoregulation in wistarkyoto rats. To achieve this objective, al2o3 of three different sizes 30nm, 40nm and bulk was orally administered for 28 days to 9 groups of 10 wistar rats each, at the dose of 500, and 2000 mgkg rat. They were fed ad libitum on rat cubes ladokun and sons livestock feeds, nigeria limited and allowed free access to fresh clean water in their rat cages. The common domestic rat, which is found worldwide and is a destructive pest of crops and stored food and a carrier of disease. The administration of bacterin, like that of crude lipids obtained by the extraction of cell suspension with chloroformmethanol to rats, strain avn wistar, transplanted later with yoshida sarcoma, significantly prolonged the survival of the animals in comparison with the control group.

A similar mechanism to account for the decreased nicotine selfadministration in wky compared to wistar rats has been suggested. Therefore we studied whether wistar rats obtained from harlan laboratories ha, n 24 and charles river cr, n 22 had a different outcome in an acute myocardial infarction ami model. Pdf hepatic cells and enzymes reactions in wistar rats. Wistar kyoto and wistar rats differ in the affective and. Toxicology reference data for the wistar rat springerlink. This study aimed to investigate differences in the longterm effects of ovariectomy on these two breeds of rats. To develop a metabolic syndrome rat model by induction of fructose drinking water fdw in male wistar rats. Pdf merge combinejoin pdf files online for free soda pdf. For scientific research, male wistar rats rattus norvegicus with an average weight of about 3540 g and 4 to 5 weeks of age were purchased from the animal house laboratory, jahangirnagar university, dhaka, bangladesh. There were no dietary factors identified to account for the high incidence of pancreatic proliferative lesions in the present bioassay. Albino and hooded or piebald rats are one of the most frequently used laboratory animals for the. Invitro immunoassays, such as elispot, mixed lymphocyte reactions, cytotoxicity assays to measure adcc or cdc, and plaque assays are routinely performed using these cells.

The final study was performed to determine the carcinogenic potential of rotenone delivered by oral gavage. Ami was induced in both ha and cr wistar rats by one operator. Files are available under licenses specified on their description page. The establishment of metabolic syndrome model by induction. Comparison between spraguedawley and wistar rats as an experimental model of pharmacokinetic alterations induced by spinal cord injury.

All animal experiments were approved by the ethics committee of the first hospital of jinlin university in changchun, jilin. A significant decrease in protein kinase c and total sperm count along with increased apoptosis were observed in male wistar rats exposed to mobile phone frequencies 2 hday x 35 days at 0. It is characterized by its wide head, long ears, and a tail length that is always less than its body length. Wistar rats are more active than others like sprague dawley rats. The inhand project international harmonization of nomenclature and diagnostic criteria for lesions in rats and mice is a joint initiative of the societies of toxicologic pathology from europe estp, great britain bstp, japan jstp and north america stp to develop an internationallyaccepted nomenclature for proliferative and nonproliferative lesions in laboratory animals. Body weights for all routesvehicles for wistar han rats. Toxicopathology of paraquat herbicide in female wistar rats.

Wistar institute in philadelphia, giving rise to the ubiquitous presentday wistar strain of rats festing, 1979. However, the application of optogenetics in rats has been hindered because of the limited number of established transgenic rat. Mobile phone usage and male infertility in wistar rats article pdf available in indian journal of experimental biology 4810. A humanized rat model of prediabetes by high fat diet. The wistar rat is one of the two most routinelyused outbred albino rat strains in biomedical research. Buffalo rat norway rat rattus pc12 clone is rattus norvegicus8 rattus norwegicus more. Wistar rat adiposederived mesenchymal stem cells cyagen. Double arrows indicate merged alveoli resulting in airspace enlargement.

Irvingia gabonensis leaves mitigate arsenicinduced renal toxicity in wistar rats. Toxic effect of lead on kidney function i n rat wistar f. Request pdf metabolic differences between sprague dawley and wistar han male rats while sprague dawley sd rats are often used for nonclinical safety testing, wistar han wh rats are also. Agoreyo fo department of physiology, school of basic medical sciences, university of benin, benin city. Following the dosing period, the rats were observed for a period of 17 months, after which the surviving animals were sacrificed and necropsied. Pdf male and female wistar rats differ in decisionmaking.

Depending on the parameters of your experiments, cells from wistar rats like wistar rat pbmcs may offer experimental advantages. A statistical analysis of these observations involved 3,400 wistar rats that served as controls in toxicity studies. Wistar rat definition of wistar rat by the free dictionary. Monascus yellow, red and orange pigments from red yeast. A new genetically obesehyperglycemic rat wistar fatty. It is an albino strain, easytohandle, it is however slower learner than long evans rat. If the image photo is included then we should be careful which pages redirect to this article. Twentyfour male wistar rats were divided into two groups. Male wistar rats 250400 g, male c57bl6 mice 30 g, andmaletask1knockoutkomice30gwereusedin theexperiments.

Rats were used in research for the first time more than 200 years ago to understand human physiology and medicine 200 years ago, the brown rat, rattus norvegicus, was first used by scientists to understand human physiology and medicine, with early studies concentrating on the effects of food and oxygen deprivation. Dawley from a hybrid hooded male and a female wistar rat. Garcialopez p1, perezurizar j, ibarra a, grijalva i, madrazo i, floresmurrieta f, castanedahernandez g, guizarsahagun g. In 1960, okamoto at kyoto university selected wistar rats based on the expression of spontaneous hypertension. Response of creatine kinase ck levels in diabetics wistar rats after acute physical exercise. Wistar igs rat details to scientific products farm, ltd. Prolonged survival of avn wistar rats with transplanted. A new experimental model of cigarette smokeinduced emphysema.

A group of 150 charles river wistar rats 75 of each sex were used in this study. Effects of shortterm pancreatic duct obstruction in rats. Sep 09, 2012 for example, laboratory rats have smaller adrenals and preputial glands, earlier sexual maturity, no reproductive cycle seasonability, better fecundity and a shorter lifespan than their freeranging wild counterparts. Wistar han list of studies wistar han rats species strain sex route vehicle chemical rats wistar han male and female gavage corn oil pentabromodiphenyl ether mixture de71 technical grade rats wistar han male and female gavage corn oil tetrabromobisphenol a rats wistar han male and female gavage water green tea extract rats wistar han. The results have been recorded on synoptic charts, which provide frequency distributions, cumulative distributions and variations according to the time of observation, the sex and the age of the rats. This study aimed to compare the hypolipidaemic activities of different monascus pigments yellow, red and orange pigments and elucidate their possible regulatory mechanisms on lipid and cholesterol metabolism in rats fed on a highfat diet hfd. Cytogenetic effects of lambdacyhalothrin on wistar rat bone marrow. Henring research, 41 1989 5360 elsevier 53 heares 01247 cochlear blood flow autoregulation in wistar kyoto rats w. A hypercaloric pelletdiet cycle induces obesity and comorbidities in wistar rats original an d r e f. A laboratory rat or lab rat is a rat of the species rattus norvegicus domestica which is bred and kept for scientific research. He later established wistar institute in philadelphia that will have a major role in the development of the rat as an important laboratory animal similar to the impact the jackson laboratory had on the development of the laboratory mouse. Soda pdf merge tool allows you to combine two or more documents into a single pdf file for free.

Io rats served as test animals whilethe remaining 10 rats. Male and female wistar rats differ in decisionmaking performance in a rodent version of the iowa gambling task article pdf available in behavioural brain research 2342. Wistar rat definition of wistar rat by medical dictionary. Materials and methods animals 20 white albino wistar rats weighing between 100 i 50gm were used. Thetask1komicehasbeendescribed in detail elsewhere aller et al. Adult female wistar rats were bred in our facilities and fed with purina rat chow, and all animals were killed by cervical dislocation. Wistar rat article about wistar rat by the free dictionary. Permeability and distribution of nerve growth factor in the. Biochemical and histopathological profiling of wistar rat. Miyajima hikari branch, drug safety evaluation laboratories, takeda chemical industries, ltd. They are commonly used in many fields of research, including oncology, aging, pharmacology, toxicology, and metabolismnutrition. Wistar outbred rats show close genetic similarity with.

Nitric oxide induces gelatinase a matrix metalloproteinase 2. Genetic architecture of wistar kyoto rat and spontaneously hypertensive rat substrains from different sources yanli zhangjames,1 frank a. Metabolic syndrome can be caused by modification of diet by means of consumption of high carbohydrate and high fat diet such as fructose. Over many years it has become obvious that some conditions and in particular some tumors in rodents have questionable relevance in humans. Rat pbmcs can be used for a wide variety of immunologybased applications. It is suggested that further studies on the cardiovascular effects of sodium lactate in sh or wistar rats may shed further light on the mechanisms underlying the panicprovoking effect of lactate in panic disorder patients and on the mode of action of antipanic drugs. In f344n rats, exposure to pyridine resulted in wistar rats, pyridine exposure resulted. In conclusion, we show here that the hfd feeding to weaning wistar rats for 6monthsdeveloped a rat model for prediabetes that showed clinical presentation and pathophysiology of natural history of prediabetes that was found in human. Vaginal smears prior treatment and during treatment contained epithelial cells consistent with the different phases of estrus in the wistar rat and provided a cyclical pattern indicating that spondias mombin had no negative effect on the estrous cycle of the wistar rat. Wistar rats al robai et al, 1993a observed lipolytic effect on the subcutaneous tissue plate 1. Are there differences between spraguedawley and wistar.

Learn how to pronounce wistar and more about the wistar word at. Rodents have been used extensively in virtually all fields of biomedical research and have been the primary species used in toxicologic and carcinogenic research. Currently, wistar rats and spraguedawley rats are gradually becoming the most used laboratory animals worldwide. The impact of four different classes of anesthetics on the. Depending on the parameters of your experiments, cells from wistar rats, like wistar rat splenocytes, may offer experimental advantages. Dietary apple polyphenols increase skeletal muscle capillaries in wistar rats article pdf available in physiological reports 618 september 2018 with 52 reads how we measure reads. However, the application of optogenetics in rats has been hindered because of the limited number of established transgenic rat strains. Ovariectomized spraguedawley sd and wistar rats are widely used as animal models for postmenopausal osteoporosis.

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