Search Result of "Pornrungwong, S."

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:แบบแผนการดื้อยา และค่าความเข้มต้นต่ำสุดของสารต้านจุลชีพในการยังยั้งการเจริญเติบโตต่อเชื้อ Shigella spp. ในประเทศไทย

ผู้เขียน:ImgAroon Bangtrakulnonth, ImgJaowapa Jerngklinchan, ImgSrirat Pornrungwong, Imgนางสุมาลี บุญมา, รองศาสตราจารย์

สื่อสิ่งพิมพ์:pdf

Abstract

In-vitro drug resistant patterns and minimal inhibitory concentration 9 antimicrobial agents against of 4 serovars of Shigella spp. were determined. Two hundred strains obtained from WHO National Salmonella and Shigella Center consisting of Shigella dysenteriae (21 strains), Shigella flexneri (83 strains), Shigella boydii (20 strains) and Shigella sonnei (76 strains) were used. The tested drugs were Ampicillin (AM), Cefazolin (CZ), Trimethoprim-Sulfamethoxazole (TMP-SMX), Chloramphenicol (C) Tetracycline (TC), Ofloxacin (OFX), Nalidixic acid (NA), Streptomycin (SM) and kanamycin (K). All isolated tested were 100, 100, 98.5 and 97.5% sensitive to OFX, CZ, K and NA respectively. Resistance to AM, C, TC, TMP-SMX and SM were in the range of 9.2 – 90.5%. Most of the strains except 11 strains of Shigella sonnei, 7 Strains of Shigella boydii and 4 strain of Shigella flexneri were resistant to at least 1 drug. Muiltiple drug resistance was more common than single resistance. MIC of OFX and CZ were in the ranges of 0.03-0.125 ?g/ml and 1-4 ?g/ml while MIC50 and MIC90 were 0.06, 0.125 ?g/ml and 2, 2 ?g/ml respectively. MIC for SM, TC, C and AM were in the range of 1-64 ?g/ml MIC50 and MIC 90 for the most of 4 drug resistant strains were 64 and 64 ?g/ml. However MIC50 and MIC90 for TMP-SMX were 16 and 16 ?g/ml.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 031, Issue 3, Jul 97 - Sep 97, Page 291 - 296 |  PDF |  Page