Complex polysaccharides as PCR inhibitors in feces: Helicobacter pylori model

被引:395
作者
Monteiro, L
Bonnemaison, D
Vekris, A
Petry, KG
Bonnet, J
Vidal, R
Cabrita, J
Megraud, F
机构
[1] UNIV BORDEAUX 2, BACTERIOL LAB, F-33076 BORDEAUX, FRANCE
[2] UNIV BORDEAUX 2, LAB IMMUNOL MOL, F-33076 BORDEAUX, FRANCE
[3] UNIV BORDEAUX 2, LAB BIOCHIM & BIOL CELLULAIRE, F-33076 BORDEAUX, FRANCE
[4] INSERM, BORDEAUX, FRANCE
[5] FAC FARM LISBON, LISBON, PORTUGAL
关键词
D O I
10.1128/JCM.35.4.995-998.1997
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
A model was developed to study inhibitors present in feces which prevent the use of PCR for the detection of Helicobacter pylori. A DNA fragment amplified with the same primers as H. pylori was used to spike samples before extraction by a modified QIAamp tissue method. Inhibitors, separated on an Ultrogel AcA44 column, were characterized. Inhibitors in feces are complex polysaccharides possibly originating from vegetable material in the diet.
引用
收藏
页码:995 / 998
页数:4
相关论文
共 25 条
  • [1] POLYMERASE CHAIN-REACTION FOR DIAGNOSIS OF ENTEROHEMORRHAGIC ESCHERICHIA-COLI INFECTION AND HEMOLYTIC-UREMIC SYNDROME
    BRIAN, MJ
    FROSOLONO, M
    MURRAY, BE
    MIRANDA, A
    LOPEZ, EL
    GOMEZ, HF
    CLEARY, TG
    [J]. JOURNAL OF CLINICAL MICROBIOLOGY, 1992, 30 (07) : 1801 - 1806
  • [2] A ONE-STEP MICROBIAL DNA EXTRACTION METHOD USING CHELEX-100 SUITABLE FOR GENE AMPLIFICATION
    DELAMBALLERIE, X
    ZANDOTTI, C
    VIGNOLI, C
    BOLLET, C
    DEMICCO, P
    [J]. RESEARCH IN MICROBIOLOGY, 1992, 143 (08) : 785 - 790
  • [3] DEMEKE T, 1992, BIOTECHNIQUES, V12, P332
  • [4] DO N, 1991, BIOTECHNIQUES, V10, P162
  • [5] FANG G, 1992, BIOTECHNIQUES, V13, P52
  • [6] DETECTION OF SHIGELLA IN FECES USING DNA AMPLIFICATION
    FRANKEL, G
    RILEY, L
    GIRON, JA
    VALMASSOI, J
    FRIEDMANN, A
    STROCKBINE, N
    FALKOW, S
    SCHOOLNIK, GK
    [J]. JOURNAL OF INFECTIOUS DISEASES, 1990, 161 (06) : 1252 - 1256
  • [7] INFLUENCES OF ANIONIC POLYSACCHARIDES ON DNA-SYNTHESIS IN ISOLATED-NUCLEI AND BY DNA POLYMERASE-ALPHA - CORRELATION OF OBSERVED EFFECTS WITH PROPERTIES OF THE POLYSACCHARIDES
    FURUKAWA, K
    BHAVANANDAN, VP
    [J]. BIOCHIMICA ET BIOPHYSICA ACTA, 1983, 740 (04) : 466 - 475
  • [8] Greenfield Larry, 1993, P122
  • [9] RAPID DETECTION OF HELICOBACTER-PYLORI IN GASTRIC BIOPSY MATERIAL BY POLYMERASE CHAIN-REACTION
    HAMMAR, M
    TYSZKIEWICZ, T
    WADSTROM, T
    OTOOLE, PW
    [J]. JOURNAL OF CLINICAL MICROBIOLOGY, 1992, 30 (01) : 54 - 58
  • [10] Higuchi R, 1989, PCR TECHNOLOGY PRINC, P31