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  • 1
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of clinical periodontology 20 (1993), S. 0 
    ISSN: 1600-051X
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Abstract We had the opportunity to study a family with one of the most destructive forms of periodontal disease known, the Papillon-Lefèvre syndrome. The parents had no consanguinity and were not affected, and were therefore to be considered carriers of the disease. 2 sisters, the eldest and youngest, showed periodontal breakdown and hyperkeratotic skin lesions, but their deciduous dentition was not affected. 2 brothers had skin lesions only and another brother and sister were healthy. Furthermore, 2 babies died at birth one after a 9-month pregnancy and the other after a 6-month pregnancy, and the mother also suffered 3 miscarriages. For 4 years, we studied the family: in the case of both sisters, mechanical periodontal treatment and antibiotics were unable to control the disease. In the chromosomic study of the 2 sisters affected, the GTG banding technique found no trace of anomalies in the cells analyzed, whose chromosomic formation was 46, XX. Before treatment, the chemotaxis of the PMN, the phagocytosis of opsonized Staphylococcus aureus, and production of superoxide radicals by PMN was significantly impaired in both sisters. Despite scaling and root planing, the periodontal lesions still progressed, but the PMN functions evaluated were now normal in both sisters. An orally asymptomatic but dermatologically affected brother showed no significant defect in the phagocytic activity and the production of superoxide radicals.
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1574-4647
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract The spontaneous motility and chemotaxis of PMNs have been investigated in 25 healthy subjects aged 69–88 years (79.04 ± 4.6) and compared with the values obtained in 25 subjects aged 17–35 years (25.6 ± 5.9). For spontaneous motility, the values were 32 ± 9 in the young subjects, in comparison with 24 ± 11 in the elderly (p 〈 0.05). For chemotaxis the values were 34 ± 14 in the young subjects and 25 ± 10 in the elderly (p 〈 0.02). A group of 8 elderly subjects received 2 g ascorbic acid daily for 1 month. Measurements of spontaneous motility and chemotaxis were conducted, and the results were compared with those obtained prior to the treatment. Neither parameter was significantly modified. Another group of 8 elderly subjects received 50 mg of levamisole daily for 3 days. This drug caused a significant increase in spontaneous motility (p 〈 0.0001) and chemotaxis (p 〈 0.05). In our experience, the elderly exhibit a decrease in spontaneous motility and chemotaxis of PMNs in comparison with those values obtained in young people. Although levamisole increased the values of both parameters, ascorbic acid did not.
    Type of Medium: Electronic Resource
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