in this report were to establish such a model and to determine whether the rats fed with the HFD share important characteristics with obese humans. Request PDF | On Jun 22, 2022, Dilan ETNAVCI and others published Effects of Quercetin on Cisplatin-Induced Renal Damage in Wistar Albino Rats | Find, read and cite all the research you need . We studied the effect of pinealectomy on the parameters of 4-day infradian biorhythms in mature male Wistar rats. Methods: 18 male Wistar albino rats were divided into 3 groups with 6 animals in each group. The SRG rat is highly immunodeficient - lacking mature B, T, and NK cells. Aged WISTAR Rat.

Asteraeceae 110192 leaves on 14 adult male Wistar rats was studied. This study was aimed at evaluating the effects of Tahitian Noni ( Morinda citrifolia L.) juice on some hematological and biochemical parameters . Albinism of laboratory rodents: The majority of laboratory rodents are albinos, due to a common mutation in tyrosinase gene in all albino laboratory rat strains [ 18] and in at least some of the albino mouse strains [ 19 ]. The twenty-five (25) male albino rats were divided into five (5) groups of five (5) rats per group. From the Department of Anatomy, University of Michigan, and the Department . In vivo. 2.2. It is an albino strain, easy-to-handle, it is however slower learner than Long Evans rat. After 14 days oral administration of the saponin extract, the rats . Uma Bhandari 1. However, the present study was designed to examine the effect of germination on the quality of African yam bean protein. Twenty - four female albino Wistar rats weighing between 179 g - 257 g were randomly divided into four groups of six animals per group. It was shown that pinealectomy did not change the period and phase of infradian biorhythm of total locomotor activity, serum concentrations corticosterone and testosterone, and mitotic index of esophageal epithelium. These rats have no melanin in the body, including the eye. been studied in rats and chicks (Elegbede, 1998). Mating was confirmed by the presence of a sperm-positive vaginal smear or copulatory plug. Origin: Zentralinstitut fr Versuchstierzucht (Hannover) 1982 (from Allington Farm - UK - 1964) Colour and related genotype: Albino rat, Tyr c /Tyr c. Breeding: Good breeder. Background Aging is a biological phenomenon that involves an increase of oxidative stress associated with gradual degradation of the structure and function of the retina. It served as the control. The spermatozoa characteristics of Wistar rats in Groups A (control), B treated with chloramphenicol for 20 There were three groups of five rats each kept in days and C treated with chloramphenicol for 25 days are as three cages measuring about 18 by 12 inches under the presented in Table I. same environmental conditions. Methods: Progression of AK as indicated by an appearance and intensification of limbic clonus was examined in Wistar Albino Glaxo/Rijswijk (WAG/Rij) rats with genetic absence epilepsy and in Wistar rats. Male animals for mating were certified fertile by the isolated mating technique. Tissues were fixed in 10% buffered formalin (pH = 7.2) and embedded in paraffin.

Wistar rats are strains of albino rats. In the Wistar Albino Glaxo Rats from Rijswijk (WAG/Rij) model of absence epilepsy that display spontaneously-acquired seizures [57,58], enhanced CaV3.1 and CaV3.3 currents have been observed in lateral geniculate and centrolateral TCR neurons [59]. Wistar rats were divided into three groups (n=5) according to age -30, 55 and 75 days- for histologic analysis of the length of the mesial and distal roots of the mandibular first molars. In conclusion, the saponin component of V. amygdalina did not produce adverse effects on the reproductive potentials of the rats and can therefore be used to boost reproduction in male wistar rats. The WISTAR rat is an outbred stock, used in all fields of medical and biological research. The serum, ALT, ALP, AST and bilirubin concentration of the albino wistar rat increased significantly (P>0.05) compared to their total protein concentration. MATERIALS AND METHODS Collection of Samples, Animals and Reagents: Sixteen, 23-24-day old weanling litter male Wistar albino rats (50-60), were procured from the Animal It is characterized by its wide head, long ears, and a tail length that is always less than its body length. They are smart, affectionate, social and active creatures. In addition, possible protective effect of lavender oil was evaluated. Thereafter, the characteristics of the root canals and walls were further assessed in animals from the age group Dose No. A feeding trial was conducted for 28 d to evaluate the effects of feeding albino rats with processed Senna obtusifolia leaf meal (SOLM) based diets. Experimental Animals Fifty (50) albino rats of the Wistar strain aged 10 - 12 weeks and weighing 70 - Rats have a prevalence within biomedical research second only to humans and they share 90% of the genome with humans. The Sprague Dawley rat and Long-Evans rat were developed from Wistar rats. Effect of maternal Pb exposure on pregnancy outcome in Wistar albino rats. The renal arteries . Passive forms of manifestations prevailed over active forms over the course of training in both Albino and Wistar rats which failed to solve the task. morphological characteristics, there were dose dependent decrease in rudimentary tail, bent tail, curved mid-piece and bent mid-piece. Wistar albino male rats (Rattus norvegicus) of approximately the same age, weighing 95 10 grams (King Saud University colony) were kept in the laboratory under constant conditions of temperature (25C) for the period of study, and maintained on a standard diet.Fresh chow and water were available ad libitum. . Background and Objectivies: In this study, the harmful effects of formaldehyde (FA) on serum testosterone levels and epididymal sperm characteristics were investigated. Abstract A nude mutant (rnunz) arose spontaneously in a colony of Wistar albino rats (the wild-type strain) in Wellington, New Zealand. Twenty male Wistar albino rats . This study was therefore carried out to investigate the effects of the chromatographic fractions of S. mombin on the semen characteristics and morphology of male Wistar rats exposed to sodium arsenite (SA). FIND OUT MORE Try out the Wistar IGS rat with our animal model evaluation program Coat Color White (albino) Strain Code 003 Ideal For From The Pronuclear Stage To The Stage Of Mesoderm Anlage; End Of The First To The End Of The Ninth Day (32 Figures) II. An official website of the United States government. Sprague Dawley (albino rats) are used for this project because they will eat any food typically eaten by humans; they have a digestive system similar to humans; they are small, clean, gentle and easily caged animals; they can safely and easily be handled; they do no transmit disease to humans; and they grow quickly and . LTD. Report No. Type: Outbred rat. On the contrary, although many implantations sites (41) were observed in rats that were given 10 mg kg - 1 extract, only 23 fetuses were . Persistent. Thirty-five 8-week-old female and male Wistar albino rats were obtained from the Medipol Medical Research Center (MEDITAM, Istanbul, Turkey). Study: Species: Sex: Weight (g) Age (week) (T/no T) . 2 . Group 2: The rats were fed with normal feed, water and were administered with a dose of 400mg/kg/bw of aqueous seed . Group 2 and 3 received 0.5 ml of a concoction of Andrographis paniculata [] Main application and research fields They are laboratory rats that are bred and kept for scientific research. The reproductive effects of saponin extract from Vernonia amygdalina Del. Wistar rats were housed in stainless steel cages (3 rats/cage) at 25C temperature, 50% relative humidity standard conditions were maintained. Wistar albino rats: Male: 160-190: 7/7: SIJ STZ (50 mg/kg, ) 10 mg/kg/d; 6 weeks after EM: Scr, BUN, GLU, body weight, MDA, SOD, GSH, CAT: Motawi (2019) 31: Wistar albino rats: Male: of abnormal pups Physical characteristics of pups Control 6 61 0 0 Normal and active 4 2 9 3 9 Abnormally shaped heads and limbs. In conclusion, the saponin component of V. amygdalina did not produce adverse effects on the reproductive potentials of the rats and can therefore be used to boost reproduction in male wistar rats. I. Long-Evans rats are thought to come from crosses between Wistar females and a wild Norway rat (Pass and Freeth 1993). Materials and Methods 2.1. Why are Wistar Rats Used in Research?

Male Wistar rats were used to study the effects of graded concentration of Aloe vera gel on the gonadosomatic index and the spermatozoa morphological characteristics. It is an ideal model for many oncology and infectious disease applications. Abstract. Image Credit: Varga , Pixabay. Thirty male Wistar Albino rats weighing (151-170 g) were obtained from the animal experiment center of the Ethiopian Public Health Institute. characteristics of Wistar rats. With regularly handling and lots of space they quickly become very tame and friendly. Wistar albino male rats (Rattus norvegicus) of approximately the same age, weighing 95 10 grams (King Saud University colony) were kept in the laboratory under constant conditions of temperature (25C) for the period of study, and maintained on a standard diet.Fresh chow and water were available ad libitum. of still births No. From: Biochimica et Biophysica Acta (BBA) - Biomembranes, 2013 Download as PDF About this page Methods One hundred and twenty male and female Wistar albino rats . The rats were obtained from the central animal facility of So Paulo State University - UNESP - Botucatu, So Paulo, Brazil and were kept in the animal facility of the Department of Physical Education of the So Paulo State University - UNESP - Rio Claro, So Paulo, Brazil. A single renal artery was observed in 100% of the cases. Cryo. Strain name: RjHan:WI. The Development Of The Albino Rat, Mus Norvegicus Albinus. The number of spike-wave discharges (SWDs) was gradually elevated from the 19th pregnancy day to delivery. The gross anatomy and morphometry of the kidney and renal arteries were studied in the strains of laboratory rat: Sprague-Dawley (Sp) and Wistar (W) rats. Wistar albino rats of either sex were intraperitoneally administered single dose of Streptozotocin 130 mg/kg (Group I), 100 mg/kg (Group II) and 65 mg/kg (Group III) respectively. . females such as rats (Jain et al., 2013) and albino mice (Jain et al., 2012), and were characterized by alterations in reproductive hormones like the follicular stimulating . Wistar rats are more active than others like Sprague Dawley rats. Those rats are simply considered "light-colored fancy rats," which seems to be both a compliment and a put-down at the same time. Rats have short estrous cycle, lasting four to five days. All experiments were conducted under the control of MEDITAM veterinarians in accordance with international ethical rules. Toxicological investigation of sbl on white rat (Wistar albino): The potential toxicity of the SBL on white rat (Wistar albino) was investigated by supplementing the feed given to 30 rats with varying concentrations of SBL for a period of two weeks. Five experimental diets were compounded to contain 0% and 20% each of the sun-dried, boiled, fresh fermented, boiled fermented SOLM-based diets designated as T 1, T 2, T 3, T 4, and T 5, respectively. 2014 [cited 2022june23];2(10):2686-2690. Wistar rats have different characteristics, such as genetic variations and distinct physiological functions, attributable to . The rats were acclimatized for two weeks before the experiment started. Methods: Our study was carried out on 16 rats (240 10 g) which were randomly divided into 2 groups of 8 animals. (Araceae) protected male albino rats (Wistar strain) exposed to sodium arsenite O Ola-Davies, OS Ajani Journal of Complementary and Integrative Medicine 13 (3), 289-294 , 2016 The learning process in slow-learning rats was accompanied mainly by passive emotional manifestations, whereas active reactions dominated at the stage of habit realization. Characteristics of sample: Consistency - Solid (powder) Colour - Brown - 6 - NATURAL REMEDIES PVT. There was no significant strain effect on the main characteristics of AK development including kindling rates, the number of stimulations . From the Department of Anatomy, University of Michigan, and the Department . This review provides the basic facts about female rat reproduction and highlights the reproductive characteristics which make the rat a preferred animal model for research on reproduction. The rats had excellent health. The Sprague-Dawley strain came from crosses between Wistar females and a "hybrid" male whose origins are unknown. Twenty - four female albino Wistar rats weighing between 179 g - 257 g were randomly divided into four groups of six animals per group. After 2 weeks of acclimatization period, rats divided into nine groups of six animals in each group and experimental duration for 40 days. Characteristics of the included studies in the meta-analysis. Table 1. Five diets were formulated to contain casein (T1)-control diet, dehulled jack bean soaked in . Fifteen male clinically healthy albino rats weighing between 0.15 to 0.24 kg and 16 to 20 weeks of age were randomly assigned to three groups A, B and C. Groups A and B were the . Almost all disease-linked human genes we currently know of have equivalent. Pairing for matting was 1:1 for female/male. A total of 90 young albino rats with . Wistar albino rats were divided into a control group (those kept away from the noise due to a generator set), groups 1 (exposed to varied, 85 - 105 db levels of loud noise from a generator) and groups 2 (exposed to less, 40 - 55 db .

Wistar albino male rats were procured from the JIPMER, Puducherry.

Rats rose to prominence as research animals largely due to the Wistar .

Here's how you know effects of the methanolic extract of abeloschus esculentus (l) moench (okro) fruit oon the testes and sperm characteristics of male albino wistar rats. Wistar Institute-derived rats are sourced and available from many breeders worldwide, and are widely used in biomedical research. 3. Its longevity and high rate of spontaneous tumours make it an ideal choice for ageing studies. The present study was carried out to assess the integrity of the liver and kidney following the administration of different doses of Citrullus lanatus seed extracts (oil) to mature female albino Wistar rats. : R401.07 Preparation of dose Dose : 225, 335 and 450 mg/kg body weight. On gross examination no thymus could be found in the mediastina of young animals, whereas in older mutants lobules of fatty tissue mimicked the appearance of the thymus of the wild-type strain.

2. The aim of this experiment was to follow the effect of atorvastatin on bone metabolism in male albino Wistar rats. Gender differences and subsequent deterioration of retinal cell layers is an interesting topic, especially because there is no published work concerning it. In this study, the safety of the breakfast food produced from the blend of fonio and pigeon pea was examined by evaluating the biochemical and toxicological parameters of the breakfast food using Wistar albino rats. Background The production of novel foods from underutilized nutritious tropical crops is increasing; however, the toxicological studies are sparse. The present study was carried out to assess the integrity of the liver and kidney following the administration of different doses of Citrullus lanatus seed extracts (oil) to mature female albino Wistar rats. In vivo. doxorubicin on histomorphological characteristics of liver of wistar albino rats over short and long term as compared to controls. Objective: To assess the reproductive toxicity of concoction of Andrographis paniculata in male Wistar albino rats. Type: Outbred rat. Total of 106 three-dimensional endocasts of the intrarenal arteries of kidney that were prepared using standard injection-corrosion techniques were examined. Wistar Albino Glaxo Rijswijk (WAG/Rij) rats were used in the study as a model of absence epilepsy and because their seizures do not interfere with rearing offspring.

The estrous cycle consists of four stages known as proestrus, estrus, metestrus and diestrus. Model characteristics . Sixty healthy wistar albino rats were taken for the study.

The present study used albino Wistar rats between two and twelve months of age. In vitro. Their Eyes Aren't Actually Pink, However. Sixteen, 23-24-day old weanling litter male Wistar albino rats (50-60), were procured from the Animal House of the Department of Biochemistry, University of Port Harcourt, Port Harcourt, Nigeria. A. vera gel has been widely used for both medicinal and non-medicinal purposes. The learning process in slow-learning rats was accompanied mainly by passive emotional manifestations, whereas active reactions dominated at the stage of habit realization. The major difference between Wistar rats and SD rats are as follows Wistar Rats - Long ears, tail length shorter than body length and wider head. The Development Of The Albino Rat, Mus Norvegicus Albinus. animal experimentation. They were maintained on guinea growers mash (Bendel Feed and Flour Mills Ltd., Ewu, Nigeria), for one week, prior to the commencement of the experiment. Several structural characteristics of the eye in laboratory animals are described bellow. Aged WISTAR Rat. This is a detailed experimental and comparative study evaluating the harmful effects of graded loud noise on hematological and antioxidant in Wistar albino rats. Two age-classes of Wistar rats were tested, with 2 and 5 months to address young and older (but not very old) adult rats. Wistar rats are albino and outbred, originating from the Wistar Institute (PA, USA). Most laboratory rat strains descend from a colony of rats established at the Wistar Institute in 1906. Passive forms of manifestations prevailed over active forms over the course of training in both Albino and Wistar rats which failed to solve the task. A total of 25 mature nulliparous female albino rats (10 weeks) with normal estrous cycle were used. Tyrosinase is the rate-limiting enzyme in the production of melanin pigment. In vitro. 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. Albino rats earn their name because they don't have any pigment in their bodies, and that extends to their eyes, which don't have a color. Hits: 8200 8200. Haemograms, semen characteristics and sperm morphology of the male albino rat (wistar strain) treated with Aloe vera gel was studied. characteristics and morphology of Wistar strain albino rats exposed to arsenic toxicity. of rats (mg/kg) gave birth that Total no. List of Chemicals/Reagents Used (Table 1) All the chemicals used in this study were of analytical grades and products. Abnormal Ova; End Of The First To The End Of The Ninth Day (10 Figures) G. Carl Huber.

Animals were maintained at 23 1 C room temperature and 12/12 h dark/light rhythm. Pregnancy indices in Wistar albino rats treated with extract: Number of implantations (39) observed in control rats were equal to the number of fetuses that were delivered ().In addition, there were no still births nor resorptions in control animals. Albino Rat Facts: 32 Awesome Facts About White Rats with Pink Eyes By Lisa Hertz - April 12, 2022 21 An albino rat is a white rat with red eyes. MATERIALS AND METHODS Experimental Animals The animal experiments followed the principles of Laboratory animal care (CACC, 1993). Female Wistar Albino rats, whose hair of the dorsal skin was shaved, were exposed to a combined UVA + B radiation for 2 h/day, for 4 weeks in order to be compared with the control group. One group of rats was exposed to expensive Bokhour incense smoke (n=16 . Therefore, it may play an important role in the protection of populations with chronic sodium . Methods. . 2. Ninety six rats (140 to 255 g) were randomly grouped into four: A (Control), B (200 mg/kg), C (300 mg/kg) and D (400 mg/kg); and were treated for one, two and three weeks. The authors of the manuscript Age-related individual behavioral characteristics of adult Wistar rats address one major important point in the focus of nowadays research: the topic of individuality of experimental animals. Conclusions: The study concluded that ethanol leaf extract of P. stratiotes has no negative effect on sperm motility, viability and morphology and also protected spermatozoa against arsenic-induced reproductive toxicity in Wistar strain albino rats. Materials and Methods: For this purpose, 21 adult male Wistar-Albino rats were used. From The Pronuclear Stage To The Stage Of Mesoderm Anlage; End Of The First To The End Of The Ninth Day (32 Figures) II. Sprague Dawley Rats - Longer and Narrower head,. Effect of VigRx on mount latency in male albino Wistar rats 23 2. They Must Have Pink Eyes to Be Considered "Albino" There are many all-white rats in the world, but unless they have pink eyes, they're not true albinos.

Forty The treatment design was as follows: 1. Their peepers get their pink hue because the light is bouncing off the blood vessels in their eyes.

Cryo. Albino rats make great family pets for older kids to adults. Animals. The rats were randomly divided in to 4 groups (2 experimental groups; group A1 and A2, and 2 control groups;group B1and B2 each containing 16 rats). Origin: Zentralinstitut fr Versuchstierzucht (Hannover) 1982 (from Allington Farm - UK - 1964) Colour and related genotype: Albino rat, Tyr c /Tyr c. Breeding: Good breeder. morphological characteristics, there were dose dependent decrease in rudimentary tail, bent tail, curved mid-piece and bent mid-piece. Since the PM rat strain is outbred, rats of the outbred Wistar strain were used as a control, while for the inbred GC, the inbred WAG were used. 3. Methods. Group 1 served as control and received distilled water. The various concentrations of SBL were obtained by mixing appropriate volume of bore hole water . Effect of VigRx on mount frequency in male albino Wistar rats 24 . Description of our model; The effect of high-fat diet-induced obesity on cardiovascular toxicity in wistar albino rats Show all authors. A total of fifty 3-4 weeks old albino rats of the Wistar strain weighing 50-60g were randomly allocated to five dietary treatments in a completely randomized block design to investigate the growth performance and nutrient digestibility of the rats fed diets containing processed dehulled jack bean. The Wistar rat is currently one of the most popular rats used for laboratory research. of pups delivered Total no. 117 albino strains of the lab rat had been developed, each with different characteristics suited to different types . The study was carried out on male rats of the GC (genetic catatonia), PM (pendulum-like movements), Wistar and WAG (Wistar Albino Glaxo) strains. The result obtained indicate that the ethanol extract of Desmodium Velutinum stem possess hepatoprotective activity on the fatty liver of albino wistar rat fed with fat from cows brain. Group 1: The rats were fed with normal feed and water only. I. Ocular Dimensions of Laboratory Animals and Humans Rodents Commonly, albino rats are used in general toxicity studies with ophthalmological examinations. Histopathological findings in vital organs (liver and heart) were evaluated. Also, weak and less active freely. One group of rats was exposed to expensive Bokhour incense smoke (n=16 . Strain name: RjHan:WI. Dose volume : 10 ml/kg. There are many reasons why researchers used Wistar rats for research. Uma Bhandari . They are characterized by long ears, a wide head, and a tail length less than their body size. Semen characteristics and sperm morphology of Pistia stratiotes Linn. The rats were divided into four groups (A, B, C and D) treated with graded doses (100, 200, 400 and 0 mg/kg respectively) of saponin extract of V. amygdalina over a period of 14 days. international journal of advanced biological and biomedical research (ijabbr). mid caudoventral abdominal incision w Description of our model; Model characteristics . Tahitian noni juice may have positive hematopoietic effects on male albino wistar rats, and significant increases in red blood cell count, hemoglobin concentration, packed cell volume, mean cell volume and mean cell hemoglobin concentrations are shown. Their Eyes Aren't Actually Pink, However Objective: Statins have been widely used for the treatment of hypercholesterolemia, and recent studies have shown that these drugs also affect bone metabolism. Abnormal Ova; End Of The First To The End Of The Ninth Day (10 Figures) G. Carl Huber. stress on the hematological and antioxidant properties of the exposed Wistar rats. Wistar rats encompass a number of rat substrains that have been derived from a common lineage over the past 50+ years. uchenna nwoke kyrian, nweze konyefom godswill, charles ifedi izuchukwu. Twenty male wistar rats were randomized according to body weight into four groups of five rats each and treated as follows : a negative control group fed with a normal calorie diet, a positive control group fed with a high-fat high-fructose diet (HFHFD) and two test groups fed with a HFHFD and also receiving either 200 or 4 The purpose of the present study was to document the .