Evaluation des performances du Sysmex UF-100MELIN, Pierrette ![]() Conference (1997, June 19) Detailed reference viewed: 5 (0 ULg) Blood culturing in the 90's: Why and When?Melin, Pierrette ![]() Conference (1997, June 11) Detailed reference viewed: 5 (2 ULg) Comparison of Biotyping, Ribotyping, and Pulsed-Field Gel Electrophoresis for Investigation of a Common-Source Outbreak of Burkholderia Pickettii Bacteremia; Melin, Pierrette ; et alin Journal of Clinical Microbiology (1997), 35(6), 1398-403 Over a 3-month period, six immunocompromised patients developed one or more episodes of Burkholderia pickettii bacteremia and/or catheter infection. Vials of a commercially available, "sterile" saline for ... [more ▼] Over a 3-month period, six immunocompromised patients developed one or more episodes of Burkholderia pickettii bacteremia and/or catheter infection. Vials of a commercially available, "sterile" saline for injection which had been used for flushing the patients' indwelling intravenous devices were implicated as the common source of the organisms. No further cases were diagnosed once the use of this saline was discontinued. Twenty-six isolates, including 9 outbreak-related strains from case patients and contaminated saline as well as 17 control strains, were tested comparatively by biotyping, ribotyping with EcoRI and HindIII, and pulsed-field gel electrophoresis (PFGE) with SpeI. Macrorestriction analysis revealed nine PFGE groups and was more discriminating than ribotyping (seven ribotypes) and biotyping (two biovars). Among the outbreak-related isolates, one B. pickettii type was found by the three typing methods. Furthermore, PFGE was useful for subdividing ribotypes and for distinguishing isolates involved in the outbreak from all epidemiologically unrelated strains. [less ▲] Detailed reference viewed: 15 (1 ULg) Validation of the Bactec 9240Cavalier, Etienne ; Melin, Pierrette ; De Mol, Patrick ![]() Poster (1997, May) Detailed reference viewed: 55 (6 ULg) Infections à Streptocoques beta-hémolytiques du groupe B: épidémiologie et prévention des infections néonatalesMELIN, Pierrette ![]() Scientific conference (1997, March 11) Detailed reference viewed: 3 (0 ULg) Effect of deferoxamine on the in vitro growth of Mycobacterium tuberculosis and Mycobacterium aviumMELIN, Pierrette ; ; et alConference (1997, March) Detailed reference viewed: 13 (0 ULg) Streptocoque du groupe B: infection néonatale et préventionMELIN, Pierrette ![]() Conference (1997, February 21) Detailed reference viewed: 1 (0 ULg) Blood culturing in the 90's: Why and When?Melin, Pierrette ![]() Conference (1997, February) Detailed reference viewed: 5 (2 ULg) Streptococcus difficile Is a Nonhemolytic Group B, Type Ib Streptococcus; ; et al in International Journal of Systematic Bacteriology (1997), 47(1), 81-5 Whole-cell protein electrophoretic analysis of the type strain of Streptococcus difficile (LMG 15799) revealed that this organism was indistinguishable from Streptococcus agalactiae strains. Although LMG ... [more ▼] Whole-cell protein electrophoretic analysis of the type strain of Streptococcus difficile (LMG 15799) revealed that this organism was indistinguishable from Streptococcus agalactiae strains. Although LMG 15799'r (T = type strain) was originally described as serologically untypeable, we found that this strain was a group B streptococcus belonging to the capsular polysaccharide antigen type Ib group. The biochemical reactivity of S.difficile, which differed from the biochemical reactivity of typical S. agalactiae strains mainly by being less versatile, is similar to the biochemical reactivity of other group B, type Ib streptococci isolated from poikilothermic animals, such as fish and frogs. [less ▲] Detailed reference viewed: 11 (1 ULg) Endotoxin levels in bronchoalveolar lavage fluid and early diagnosis of acute bacterial pneumoniaNYS, Monique ; DAMAS, Pierre ; LEDOUX, Didier et alPoster (1996, September) Detailed reference viewed: 8 (3 ULg) Evaluation of ribotyping versus pulsed-field gel electrophoresis for epidemiologic typing of Pseudomonas pickettii; MELIN, Pierrette ; et alPoster (1996, September) Detailed reference viewed: 5 (0 ULg) Evaluation of Etest for susceptibility testing of Mycobacterium tuberculosis and mycobacteria other than tuberculosisMELIN, Pierrette ; ; et alConference (1996, September) Detailed reference viewed: 2 (0 ULg) Automation en microbiologie: Actualité et perspectivesMELIN, Pierrette ![]() Conference (1996, June 05) Detailed reference viewed: 9 (1 ULg) Les nouvelles méthodes de stérilisationMELIN, Pierrette ![]() Conference (1996, May 23) Detailed reference viewed: 2 (0 ULg) Automatisation en microbiologieMELIN, Pierrette ![]() Scientific conference (1996, May) Detailed reference viewed: 27 (2 ULg) Traveller's diarrhea due to microsporidia in a immunocompetent patient back from GuatemalaHayette, Marie-Pierre ; Demonty, Jean ; et alPoster (1996, May) Microsporidia are spore forming protozoan parasites who cause a variety of diseases among immunodeficiency patients. Only a few cases are reported among immunocompetent patients. We report a case of ... [more ▼] Microsporidia are spore forming protozoan parasites who cause a variety of diseases among immunodeficiency patients. Only a few cases are reported among immunocompetent patients. We report a case of intestinal microsporidial infection in a 22-year-old student, coming back from Guatemala, after one month travel. Clinical aspects: The young boy was admitted to the hospital for napache with stiffness, backache and fever at 39°C. He reported nonbloody diarrhea 5 days before hospitalization, without nausea or vomiting. During his travel he also presented a few days of self-limited diarrhea, with watery stools without fever. At the end of the trip he had lost 10 kg. Before his travel he was vaccinated against A hepatitis, poliomyelitis, typhoid fever and he receved a malaria prophylaxis by Nivaquine. The clinical examination pointed out a discreet pain at the left iliac fossa, napache and fever. Diagnosis: The biology schows an inflammatory syndrome, hyperleucocytosis, and impairing of the hepatic tests with cholestasis. Routine cultures for bacterial pathogens were negative. Stool examination for parasites with use of direct examination or after diphasic concentration didn't reveal the presence of pathogens. The search of cryptosporidia was also negative. All the serologies even against the HIV for the search of a viral etiology were negative. By the use of a modified trichrome stain, some bright pink-red organism mesuring 1-2µ were detected by light microscopy in three consecutive stools. We concluded to the presence of protozoa of the phylum Microspora. Treatment: The patient receved first ciprofloxacine then albendazole, as specifically treatment. All the symptoms disappeared one month after hospitalization. The low charge of parasites didn't allow electron microscopy nor polymerase chain reaction for the determination of the species. [less ▲] Detailed reference viewed: 27 (1 ULg) Pseudomonas pickettii: nosocomial outbreak of bacteremiaMELIN, Pierrette ![]() Conference (1996, March) Detailed reference viewed: 3 (0 ULg) Automatiisation: actualité et perspectivesMELIN, Pierrette ![]() Scientific conference (1996, March) Detailed reference viewed: 2 (0 ULg) Prélèvement et rôle du laboratoireMELIN, Pierrette ![]() Conference (1996, February 10) Detailed reference viewed: 4 (0 ULg) Infections oculaires traumatiques et iatrogènes: prélèvements et rôle du laboratoireMelin, Pierrette ![]() in Bulletin de la Société Belge d'Ophtalmologie (1996), 260 Ocular inflammations may be due to a variety of diseases, and microorganisms play a major role in both acute and chronic eye diseases. Treatment of serious infections needs a good microbiological ... [more ▼] Ocular inflammations may be due to a variety of diseases, and microorganisms play a major role in both acute and chronic eye diseases. Treatment of serious infections needs a good microbiological diagnostic. The indications and techniques for investigations are determined by the site of infection, severity of the process, and knowledge of the likely responsible organisms. Immediate inoculation of specimens on culture media in the examining room is often recommended. This article describes organisms associated with ocular infections, and is designed to assists ophthalmologists in the collection, processing and transport of specimens. [less ▲] Detailed reference viewed: 16 (2 ULg) |
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