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題 名 | 比較新舊Beta-Lactam 類抗生素與氨基苷醣類抗生素對常見臨床分離菌之抗菌力 (第3 報):腸細菌科病原菌 |
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作 者 | 朱夢麟; 葉淑貞; 林明仙; | 書刊名 | 中華民國小兒科醫學會雜誌 |
卷 期 | 26:2 民74.03-04 |
頁 次 | 頁173-180 |
分類號 | 418.281 |
關鍵詞 | 分離菌; 比較; 抗生素; 抗菌力; 氨基苷醣類; 病原菌; 常見; 細菌科; 新舊; 腸; 臨床; |
語 文 | 中文(Chinese) |
中文摘要 | 腸細菌科病原菌是目前醫院內造成嚴重感染最主要之致病菌,近年來爲克服日漸增加抗藥性細菌之感染,許多新的擴大抗菌範圍及殺菌力杭生素,陸續研究開發,爲了要明暸各種抗生素對於腸細菌科病原菌其抗菌力,從民國71年1月至12月,由三軍總醫院、檢驗部、細菌檢驗室中所分離出的腸細菌科病原菌包括:E. coli; Klebsiella pneumoniae, Enterobacter spp.; Serratia marcescens,及indo1e (+)與(-)之Proteus spp. 共計510株,以瓊脂平板稀釋法測定其對3種penicillins: ampicillin, carbenicillin, piperacillin, 9種cephems: cephalothin, cefoxitin, cefmetazole, cefamandole, cefsulodin, cefoperazone, moxalactam, ceotaxime, cefmenoxime.及6種aminoglycosides: kanamycin,gentamicin, tobramycin, amikacin, sisomicin, netilmicin之最小抑菌濃度,計算其MIC50,MIC90及幾何平均值。其結果顯示:1.在penicillins類中piperacillin 的杭菌力爲最佳, carbenicillin次之, ampicillin僅少部分有效。 2. cephems類中,以第3代之産品最有效,第2代次之,第1代cephems最差。 3. aminoglycosides 中 amikin 具有最廣之抗菌力, netilmicin , tobramycin, sisomicin, gentamicin 次之,對kanamycin已大部分産生抗藥性。 |
英文摘要 | By using the agar dilution method, the minimal inhibitory concentrations of three penicillin antibiotics (ampicillin, carbenicillin and piperacillin), nine cephem antibiotics (cephalothin, cefamandole, cefoxitin, cefmetazole, cefotaxime, moxalactam, cefoperazone, cefsulodin and cefmenoxime) and six aminoglycoside antibiotics (kanamycin, gentamicin, tobramycin, sisomicin, amikacin and netilmicin) were measured on 510 clinical isolates of selected Enterobacteriacea. They included 102 strains of E. coli, Klebsiella pneumoniae and Enterobacter spp. respectively; and 68 strains of Serratia marcescens, indole-negative and indole-positive Proteus spp. respectively. In general, among the penicillin antibiotics the piperacillin was more active than the carbenicillin against the Enterobacteriacea. The ampicillin was inactive at all against Enterobacteriacea except 20% of indole negative Proteus spp. Among the cephem antibiotics, the third generation (cefotaxime, moxalactam cefmanoxime, cefoperazone except cefsuloidin) were the most active agents against Enterobacteriaceae. The first generation cephem antibiotics (cephalothin) was active only against 65% to 77% of selected strains of E. coli, K. pneumoniae and indole-negative Proteus spp. The antibacterial activity of the second generation of cephem antibiotics (cefamandole, cefoxitin and cefmetazole) was between that of the first and the third generation. Among the aminoglycosides, the amikacin was still the most active agent, inhibiting almost 100% of the tested Enterobacteriaceae. Gentamicin, tobramycin, sisomicin and netilmicin had the same antibacterial activity against the Enterbacteriaceae. The kanamycin was active only against 25% to 64% of the tested Enterobacteriaceae, showing the lowest antibacterial activity among. the aminoglycosides. |
本系統中英文摘要資訊取自各篇刊載內容。