Results 81 to 90 of about 8,264 (194)

Assessing the diversity of the virulence potential of Escherichia coli isolated from bacteremia in São Paulo, Brazil [PDF]

open access: yes, 2013
Most of the knowledge of the virulence determinants of extraintestinal pathogenic Escherichia coli (ExPEC) comes from studies with human strains causing urinary tract infections and neonatal meningitis and animal strains causing avian colibacillosis.
Pignatari, Antonio Carlos Campos   +3 more
core   +1 more source

Online coupling of miniaturized HPLC and high performance thin layer chromatography by a fractionation unit for effect directed analysis

open access: yesAdvances in Sample Preparation
The rising discharge of anthropogenic chemicals into aquatic environments poses a significant threat, necessitating effective monitoring strategies.
Kjell Kochale   +4 more
doaj   +1 more source

Molecular Characterisation of Escherichia coli Collected From an Urban River in Johannesburg, South Africa

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 5, October 2025.
Escherichia coli isolates from the Jukskei River in Johannesburg, South Africa, are genetically diverse, indicating multiple contamination sources and potential cross‐environmental transmission between the river, humans and livestock. Moreover, the presence of pathogenic E.
Luyanda Mkhize   +2 more
wiley   +1 more source

2. Estudio de necesidades docentes para determinar competencias básicas en el uso de las TIC

open access: yesEducare, 2015
El artículo reporta una investigación de campo, descriptivaexplicativa, que tuvo como propósito determinar las competencias básicas en el uso de las Tecnologías de Información y Comunicación (TIC) que poseían veintiséis (26) docentes, de la Educación ...
Vincenzina Zabatta Galgano   +1 more
doaj  

Justice (Vol. 25, Iss. 20) [PDF]

open access: yes, 1943
Justice was the official publication of the International Ladies’ Garment Workers’ Union ILGWU from 1919 to 1995. Editions of Justice were published in English, Italian, Spanish, and Yiddish.
International Ladies Garment Workers Union (ILGWU)
core   +1 more source

An Efficient Medium Access Control Strategy for High Speed WDM Multiaccess Networks [PDF]

open access: yes, 1992
A medium access control (MAC) strategy that accounts for the limited tunability of present-day lasers and filters and yet supports a large total number of wavelengths in the network is proposed.
Koonen, A.M.J., Laarhuis, Jan H.
core   +2 more sources

Rapid Identification and Typing of Carbapenem‐Resistant Klebsiella pneumoniae Using MALDI‐TOF MS and Machine Learning

open access: yesMicrobial Biotechnology, Volume 18, Issue 6, June 2025.
Matrix‐assisted laser desorption ionisation time‐of‐flight mass spectrometry combined with machine learning algorithms, such as Genetic Algorithm, Supervised Neural Network and Quick Classifier, is used to screen for characteristic mass peaks associated with carbapenem‐resistant Klebsiella pneumoniae (CRKP). The integration of MALDI‐TOF MS with machine
Zhiyi Ye, Jin Zhu, Yang Liu, Jun Lu
wiley   +1 more source

Ultrasonically Deposited Boron‐Doped Silicon Decorated with Laser‐Generated Iridium Nanoparticles as Manufacturing Approach for OER Electrodes in PEM Water Electrolysis

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 8, April 21, 2025.
The study presents an easily adaptable approach for manufacturing electrodes with boron‐doped silicon supporting iridium nanoparticles for oxygen evolution in acidic electrolysis. Colloidal Ir nanoparticles are deposited onto B‐doped Si and sprayed onto titanium substrates, achieving ultralow Ir loading while enhancing conductivity and electrochemical ...
Norbert Kazamer   +17 more
wiley   +1 more source

17th International Meeting of University Theatres (RITU) [PDF]

open access: yes, 2000
17th International Meeting of University Theatres ...
Glickman, Nora
core   +2 more sources

Tecnologia eletrônica e letramento digital: um inventário da pesquisa nascente no Brasil

open access: yesRevista Brasileira de Linguística Aplicada, 2004
Neste estudo analisamos títulos/resumos de trabalhos apresentados em 5 eventos científicos brasileiros de diferentes níveis, de 2000 a 2001, com o objetivo de mapear os estudos nascentes no país, envolvendo texto eletrônico e letramento digital.
Iúta Lerche Vieira
doaj  

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