Serum cholesterol levels of inbred rats
Changes in serum cholesterol levels with age have been studied in male and female rats of three inbred strains (BN, DA, and Lewis) and one random-bred strain (Wistar). The mean serum cholesterol levels at each age differed among strains. Serum cholesterol levels (mg/100 ml) for male rats at 30, 60, and 90 days were: BN-65, 46, and 47; DA-105, 85, and ...
D, KRITCHEVSKY, S A, TEPPER
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Methacholine-induced airway reactivity of inbred rats
Dose-response curves to inhaled aerosolized methacholine chloride (MCh) were obtained in anesthetized spontaneously breathing rats. Thirty rats (10/strain), randomly selected from highly inbred ACI, Lewis (L), and Brown Norway (BN) strains and 40 rats (20/strain) from similarly inbred Wistar-Furth (WF) and Buffalo (Buf) strains were studied.
C G, Wang +4 more
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Syphacia muris worm burdens were evaluated in the rat Rattus norvegicus of the strains Wistar (outbred), Low/M and AM/2/Torr (inbred), maintained conventionally in institutional animal houses in Brazil. Morphometrics and illustration data for S.
Roberto Magalhães Pinto +3 more
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RENAL TRANSPLANTATION IN THE INBRED RAT [PDF]
Heterologous rabbit anti-rat thymocyte sera, its immunoglobulin G fraction, and the bivalent and univalent antibody fragments obtained by pepsin digestion are potent immunosuppressive reagents when tested in a system of renal allotransplantation between the LBN F1 hybrid and Lewis rat strains.
R D, Guttmann +3 more
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Inter-strain differences of serotonergic inhibitory pain control in inbred mice [PDF]
Background: Descending inhibitory pain control contributes to the endogenous defense against chronic pain and involves noradrenergic and serotonergic systems.
Albuquerque Boris +17 more
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The ontogeny of exploratory behavior in male and female adolescent rats (Rattus norvegicus) [PDF]
Supported by Wellcome Trust grant 078405/Z/05/ZDuring adolescence, rats gain independence from their mothers and disperse from the natal burrow, with males typically dispersing further than females. We predicted that, if dispersal patterns are associated
Debra A. Lynn +3 more
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Characterization of OA development between sexes in the rat medial meniscal transection model
Summary: Objective: Osteoarthritis (OA) is a chronic degenerative disease of the joints characterized by articular cartilage degradation. While clear sex differences exist in human OA development, most pre-clinical research has been conducted solely in ...
Krishna A. Pucha +3 more
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Comparative response of random and inbred albino rats to the ulcerogenic effect of indomethacin [PDF]
The study evaluated the response of two generations of random and inbred Wistar albino rats to the ulcerogenic effects of indomethacin. A total of 144 rats (age: 12 to 14 weeks) belonging to two generations (G) and two breeding groups (36 rats/group ...
Ogbu, C.C., Onoja, O.S., Daniel-Igwe, G
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The genetic component of the forced diving bradycardia response in mammals
We contrasted the forced diving bradycardia between two genetically similar (inbred) rat strains (Fischer and Buffalo), compared to that of outbred rats (Wistar). The animals were habituated to forced diving for 4 weeks.
Andreas eFahlman +3 more
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Development and Changes with Age of Detrusor Overactivity in Spontaneous Hypertensive Rats as Observed by Simultaneous Registrations of Intravesical and Intraabdominal Pressures [PDF]
PurposeOveractive bladder is especially common in the elderly, although it is not regarded as a normal part of aging. Thus, we investigated how aging alters the cystometric and detrusor overactivity (DO) parameters and the density of nerve growth factor (
Long-Hu Jin +6 more
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