1 resultado para Non-negative rational numbers
em Bioline International
Filtro por publicador
- KUPS-Datenbank - Universität zu Köln - Kölner UniversitätsPublikationsServer (1)
- Repository Napier (1)
- Aberdeen University (2)
- Abertay Research Collections - Abertay University’s repository (2)
- Academic Archive On-line (Stockholm University; Sweden) (1)
- Adam Mickiewicz University Repository (1)
- AMS Tesi di Dottorato - Alm@DL - Università di Bologna (5)
- AMS Tesi di Laurea - Alm@DL - Università di Bologna (3)
- Aquatic Commons (4)
- ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (6)
- Archivo Digital para la Docencia y la Investigación - Repositorio Institucional de la Universidad del País Vasco (2)
- Aston University Research Archive (28)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (18)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (11)
- Biblioteca Digital de Teses e Dissertações Eletrônicas da UERJ (1)
- Bioline International (1)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (36)
- Boston University Digital Common (1)
- Brock University, Canada (6)
- Bucknell University Digital Commons - Pensilvania - USA (2)
- Bulgarian Digital Mathematics Library at IMI-BAS (9)
- CaltechTHESIS (11)
- Cambridge University Engineering Department Publications Database (11)
- CentAUR: Central Archive University of Reading - UK (44)
- Chinese Academy of Sciences Institutional Repositories Grid Portal (15)
- Cochin University of Science & Technology (CUSAT), India (6)
- Comissão Econômica para a América Latina e o Caribe (CEPAL) (1)
- CORA - Cork Open Research Archive - University College Cork - Ireland (4)
- Corvinus Research Archive - The institutional repository for the Corvinus University of Budapest (1)
- CUNY Academic Works (1)
- Dalarna University College Electronic Archive (1)
- Deakin Research Online - Australia (51)
- DI-fusion - The institutional repository of Université Libre de Bruxelles (3)
- Digital Commons @ DU | University of Denver Research (2)
- Digital Commons at Florida International University (10)
- DigitalCommons@The Texas Medical Center (19)
- DRUM (Digital Repository at the University of Maryland) (2)
- Duke University (8)
- eResearch Archive - Queensland Department of Agriculture; Fisheries and Forestry (6)
- Glasgow Theses Service (4)
- Harvard University (2)
- Helda - Digital Repository of University of Helsinki (12)
- Hospitais da Universidade de Coimbra (1)
- Indian Institute of Science - Bangalore - Índia (71)
- Institutional Repository of Leibniz University Hannover (3)
- Instituto Nacional de Saúde de Portugal (1)
- Instituto Politécnico do Porto, Portugal (3)
- Lume - Repositório Digital da Universidade Federal do Rio Grande do Sul (1)
- Massachusetts Institute of Technology (1)
- Memorial University Research Repository (1)
- Ministerio de Cultura, Spain (1)
- National Center for Biotechnology Information - NCBI (3)
- Nottingham eTheses (3)
- Plymouth Marine Science Electronic Archive (PlyMSEA) (2)
- Portal de Revistas Científicas Complutenses - Espanha (2)
- Portal do Conhecimento - Ministerio do Ensino Superior Ciencia e Inovacao, Cape Verde (1)
- Publishing Network for Geoscientific & Environmental Data (3)
- QSpace: Queen's University - Canada (3)
- QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (70)
- Queensland University of Technology - ePrints Archive (198)
- Repositório Aberto da Universidade Aberta de Portugal (1)
- REPOSITÓRIO ABERTO do Instituto Superior Miguel Torga - Portugal (1)
- Repositório Científico do Instituto Politécnico de Lisboa - Portugal (3)
- Repositório Científico do Instituto Politécnico de Santarém - Portugal (1)
- Repositório digital da Fundação Getúlio Vargas - FGV (4)
- Repositório Institucional da Universidade de Aveiro - Portugal (2)
- Repositório Institucional da Universidade Tecnológica Federal do Paraná (RIUT) (1)
- Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (60)
- Research Open Access Repository of the University of East London. (1)
- RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (1)
- SAPIENTIA - Universidade do Algarve - Portugal (3)
- Scientific Open-access Literature Archive and Repository (1)
- Universidad de Alicante (9)
- Universidad del Rosario, Colombia (3)
- Universidad Politécnica de Madrid (11)
- Universidade Complutense de Madrid (4)
- Universidade de Lisboa - Repositório Aberto (2)
- Universidade Federal do Rio Grande do Norte (UFRN) (3)
- Universita di Parma (1)
- Universitat de Girona, Spain (1)
- Universitätsbibliothek Kassel, Universität Kassel, Germany (5)
- Université de Lausanne, Switzerland (9)
- Université de Montréal, Canada (28)
- University of Connecticut - USA (1)
- University of Michigan (10)
- University of Queensland eSpace - Australia (17)
- University of Southampton, United Kingdom (6)
- University of Washington (3)
- Worcester Research and Publications - Worcester Research and Publications - UK (2)
Resumo:
Purpose: Infections caused by AmpC-positive bacteria results in high patient morbidity and mortality making their detection clinically important as they cannot be detected in routine susceptibility testing. This study aim to determine the prevalence of AmpC β-lactamase among Gram negative bacteria recovered from clinical specimens in Benin City, Nigeria. Methods: A total of 256 consecutive and non-repetitive Gram negative bacteria were recovered from various clinical specimens. The prevalence of AmpC β-lactamase was determined using a combination of disc antagonism test and cefoxitin-cloxacillin inhibition test. Disc susceptibility test was performed on all isolates using standard techniques. Results: Cefoxitin-cloxacillin inhibition test detected more AmpC β-lactamase than other tests. The prevalence of AmpC β-lactamase did not differ significantly between both genders and between inpatients and out-patients (p>0.05). Isolates recovered from sputum had significantly higher prevalence of AmpC β-lactamase producers compared with isolates from other clinical specimens (p=0.0484). The prevalence of AmpC production was significantly higher among isolates of Pseudomonas aeruginosa than other isolates (p = 0.0085). Isolates that produced AmpC β-lactamase were more susceptible to the test cephalosoprins. Conclusion: An overall prevalence of AmpC β-lactamase (15.23 %) was observed in this study. Pseudomonas aeruginosa was the most prevalent producer of AmpC enzymes. Prudent use of antibiotics is advocated.