Results 221 to 230 of about 102,912 (290)
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Experimental paracoccidioidomycosis of hamster inoculated in the cheek pouch
Mycopathologia, 1994We compared the granuloma morphology and immune response of hamsters inoculated with Paracoccidioides brasiliensis (Pb) into the cheek pouch, which lacks lymphatic drainage, and into the footpad, which is rich in lymphatics. Our objective was to better understand the modulation of Pb granuloma in an immunocompetent animal inoculated in an ...
Arruda, MSP +2 more
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The ultrastructural morphology of hamster cheek pouch epithelium
Archives of Oral Biology, 1981Abstract The ultrastructure of the keratinizing stratified squamous epithelium is described in detail, with particular emphasis on the changes occurring in the constituent cells, cellular organelles and intercellular junctions during epithelial differentiation.
F.H. White, K. Gohari
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Co-Carcinogenesis in the Hamster Cheek Pouch
Journal of Dental Research, 1966SYNOPSIS IN INTERLINGUA STUDIOS CON CO-CARCINOGENOS IN LE SACCO GENAL DEL HAMSTER.—Un dose unic de 500, 1000, o 2000 r de irradiation roentgen, administrate ante le application al mucosa del sacco buccal de hamsters de 0,5 pro cento de 9,10-dimethyl-1,2-benzanthraceno (DMBA) causava un leve retardo plus tosto que un acceleration del formation de ...
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The effects of 4-hydroxyanisole on hamster cheek pouch
Experimental and Molecular Pathology, 1969Abstract Hamster cheek pouches were regularly treated with 4-hydroxyanisole and biopsies were taken at intervals for histology and electron microscopy. An initial erythema progressively increased and by 40 days epithelial hyperplasia and hyperkeratosis were evident, accompanied by the formation of small bullae.
C.J. Smith, D.A. Woods
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Dinitrochlorobenzene contact hypersensitivity in the hamster cheek pouch
Journal of Oral Pathology & Medicine, 1976Abstract.Stimulation of cell mediated immunity has been reported to be effective in bringing about clinical regression of carcinomas. The purpose of this pilot study was to investigate the possibility of introducing cell mediated immunity into an experimental animal‐chemical carcinogenesis system (dimethylbenzanthracene‐hamster cheek pouch) to serve as
Harry H. Mincer, AbdelRahim Mohammad
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Influence of selenium on vascularization in the hamster cheek pouch
Cancer Letters, 1980The inhibitory effect of selenium (Na2SeO3) on the vascularization induced by amelanotic tumor implants (A Mel-4B32) n the Syrian hamster cheek pouch membrane is reported. Among control animals receiving A Mel-4B32 implants, 19 developed tumors out of 19 chambers with capillary proliferation being observed on day 4 after implant.
Maryce M. Jacobs +2 more
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The surface structure of the epithelium of the hamster cheek pouch
Archives of Oral Biology, 1982Cheek pouches were removed from 9 BIO 87.20 adult-male hamsters, pinned out on cork sheets and fixed, then divided into segments and processed. Mallory stain showed complete orthokeratinization of the pouch epithelium with regular keratohyaline granules.
D.W. Gray, A.C. Smillie, M.D. McMillan
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Microvascular responses to aldosterone in hamster cheek pouch microcirculation
Clinical Hemorheology and Microcirculation, 2013The aim of the present study was to assess the in vivo effects of aldosterone topically applied on the hamster cheek pouch microcirculation under baseline conditions or during ischemia-reperfusion. Male Syrian hamsters were anesthetized, tracheotomized and intubated.
Lapi D +5 more
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Comparative morphology and evolution of cheek pouches in rodents
Journal of Morphology, 1986AbstractThere are two types of cheek pouches in extant rodents. Internal cheek pouches are evaginations of the oral cavity deep to M. platysma and M. sphincter colli profundus, and have evolved independently in some species of the superfamilies Sciuroidea and Muroidea. External, furlined cheek pouches open lateral to and separate from the oral cavity, (
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Effects of chronicCandida albicans in the hamster cheek pouch
Oral Surgery, Oral Medicine, Oral Pathology, 1992Sixty-four adult male hamsters had a suspension of either C. albicans (UO1) or C. albicans (ATCC 10261) placed in their cheek pouches once a week for up to 9 months. Four hamsters from both experimental groups, along with two untreated control hamsters, were killed at monthly intervals after the initial inoculation. Sections taken from the hamsters and
V.M. Cowell, M.D. McMillan
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