Zobrazeno 1 - 10
of 75
pro vyhledávání: '"D.E. Prentice"'
Autor:
D.E Prentice, Robert A. Ettlin
Publikováno v:
Toxicology letters. 128(1-3)
Currently, the majority of substances tested in lifetime bioassays in rodents are not mutagenic and, therefore, at the most weakly carcinogenic, generally by epigenetic mechanisms. It thus appears obvious that only marginal increases of tumour incide
Autor:
R.S. Jones, D.E. Prentice
Publikováno v:
Proceedings of the Association of Veterinary Anaesthetists. 5:13-17
Autor:
P.S. Elias, D.D. Cozens, H.M. Gottschalk, D.E. Prentice, A.K. Palmer, J.C. Richardson, D.H. Christopher
Publikováno v:
Toxicology Letters. 3:163-168
In a series of studies the reproduction and longevity of rats fed irradiated potatoes was investigated. Three groups of 30 male and 60 female rats were fed either standard diet or diets containing 35% peeled, cooked potatoes either non-irradiated or
Publikováno v:
Toxicology Letters. 4:175-181
Rats were exposed to tobacco smoke from high and low tar cigarettes, for 6 weeks, at two dose levels. Ultrastructural features of alveolar macrophages from the tobacco smoke exposed and control rats were measured with an image analysing computer. Com
Autor:
D.E. Prentice, R.S. Jones
Publikováno v:
British Veterinary Journal. 132:226-230
SUMMARY A technique of recording the twitch response of the upper lip of the horse, after stimulation of the facial nerve, is described. The method has been used in the anaesthetized subject to examine the response to single and tetanic stimulation.
Publikováno v:
Atherosclerosis. 46:105-116
The administration of lipid-lowering drugs to rodents, notably those related to clofibrate, rapidly provokes a hepatic response characterized by hepatomegaly, proliferation of smooth endoplasmic reticulum and proliferation of peroxisomes in hepatocyt
Publikováno v:
Toxicology Letters. 2:187-197
Intravenous doses of tetraethyl lead (TEL) at 6 mg/kg/day and 0.6–1.2 mg/kg/day, or tetramethyl lead (TML) at 6 mg/kg/day and 1.2–2.4 mg/kg/day, were given to rhesus monkeys. At the end of the dosing period a proportion of monkeys from each group
Autor:
D.E. Prentice, G. Wyn-Jones
Publikováno v:
Research in Veterinary Science. 14:86-92
Summary A technique for visual demonstration of the blood vessels of the bovine hind foot was developed to aid an investigation into lameness of dairy cattle. The common dorsal digital artery was catheterised under general anaesthesia and radio-opaqu
Autor:
D.E. Prentice
Publikováno v:
Research in Veterinary Science. 14:285-289
Summary Growth and wear rates of hoof horn were measured over the period of a year in 3 groups of cattle (adults, yearlings and calves), and in a small number of cows suffering from ‘cork screw’ claws. The results showed significant differences i
Publikováno v:
Toxicology. 9(3)
The toxicity of 1-amino-3-chloro-2-propanol is associated with acute histopathological change in the medulla oblongata, characterized by lesions of focal oedema. Continued administration results in neurological scars. Lesions can be induced at dose l