Results 71 to 80 of about 19,920 (217)

O impacto de biofilmes microbianos na higiene e segurança alimentar [PDF]

open access: yes, 2015
Em 2012 foram reportados na União Europeia 5363 surtos de origem alimentar, resultando em 55453 casos humanos, os quais causaram 5118 hospitalizações e 41 mortes [1].
Azeredo, Joana   +3 more
core  

Virulência e formação de biofilme microbiano por Enterococcus faecalis isolados de swabs cloacais de frangos de corte infectados com Eimeria spp

open access: yesPesquisa Veterinária Brasileira, 2013
A dinâmica da microbiota no trato gastrointestinal (TG) de animais pode ser afetada por patógenos, tais como Eimeria spp. Os enterococos são bactérias saprófitas que colonizam o TG de mamíferos e aves.
Ana Paula V. Cassenego   +5 more
doaj   +1 more source

pH‐responsive Polyglycerol‐Nanogele zur Behandlung von Parodontitis durch antibakterielle und pro‐angiogenetische Wirkung

open access: yesAngewandte Chemie, Volume 137, Issue 9, February 24, 2025.
Wir präsentieren hier einen bifunktionellen Nanogel‐Komplex, der mit dem antimikrobiellen Wirkstoff Triclosan (TCS) und dem pro‐angiogenetischen Wirkstoff Deferoxamin (DFO) ausgestattet ist, um mikrobielle Pathogene zu bekämpfen und die Geweberegeneration zu fördern.
Guoxin Ma   +3 more
wiley   +1 more source

Remoção de crómio de efluentes industriais por biossorção [PDF]

open access: yes, 2001
Os processos físico-químicos clássicos, quando aplicados na remoção de metais pesados presentes em efluentes de baixa concentração e elevado caudal, revelam-se pouco eficientes e demasiado onerosos, sobretudo para as unidades industriais de pequena e ...
Quintelas, C.   +2 more
core  

Biofilm Development

open access: yesMicrobiology Spectrum, 2015
ABSTRACT During the past decade we have gained much knowledge about the molecular mechanisms that are involved in initiation and termination of biofilm formation. In many bacteria, these processes appear to occur in response to specific environmental cues and result in, respectively, induction or termination of biofilm matrix production via ...
openaire   +5 more sources

Von Schwimmern und Schwärmen

open access: yesPhysik in unserer Zeit, Volume 55, Issue 5, Page 228-233, September 2024.
Zäh wie Honig – so erfährt ein schwimmender Mikroorganismus seine wässrige Umgebung. Ursache ist natürlich die Physik. Sie spielt zudem im Schwarmverhalten solcher Mikroschwimmer mit. Die Simulation dieses Schwarmverhaltens ist auch für medizinische und technische Anwendungen interessant.
Priyanka Iyer, Gerhard Gompper
wiley   +1 more source

Desenvolvimento de biossorventes para remoção de crómio de efluentes industriais [PDF]

open access: yes, 2000
The removal of Cr (III) and Cr (VI) from water solutions by biosorption on an Arthrobacter viscosus biofilm supported on a granular activated carbon was studied and is presented. The following parameters were considered: concentration of hexavalent Cr,
Gonçalves, Jacinta   +2 more
core  

Subgingival Biofilm Structure [PDF]

open access: yes, 2011
Periodontitis is an inflammatory disease of the oral cavity initiated by a microbial biofilm (or 'dental plaque'). Subgingival biofilms in periodontal pockets are not easily analyzed without the loss of structural integrity. These subgingival plaques are structured communities of microorganisms with great phylogenetic diversity embedded in a self ...
Zijnge, Vincent   +3 more
openaire   +3 more sources

Strukturrevision einer weit verbreiteten marinen Sulfonolipidklasse basierend auf deren Isolierung und Totalsynthese

open access: yesAngewandte Chemie, Volume 136, Issue 23, June 3, 2024.
In dieser Studie konnten wir die chemischen Strukturen einer neu entdeckten Gruppe von bakteriellen schwefelhaltigen Aminolipiden (Cysteinolides) mittels analytischer Techniken, Isolierungs‐ und Abbauexperimente sowie ihrer Totalsynthese revidieren und ihre absolute Stereochemie bestimmen.
Dávid Roman   +11 more
wiley   +1 more source

Remoção de metais pesados por biofilmes suportados em carvão activado [PDF]

open access: yes, 1998
Instituto de Biotecnologia e Química Fina (IBQF)
Silva, Isabel Santos, Tavares, M. T.
core  

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