Results 91 to 100 of about 1,201 (159)

Lantipéptidos em Archaea: o caso de estudo de Haloferax mediterranei [PDF]

open access: yes, 2018
Mestrado em Biologia Molecular e CelularOs produtos naturais são ainda hoje a maior fonte de descoberta de novas moléculas. Os lantipéptidos são um grupo de produtos naturais que pertencem à família de péptidos sintetizados pelos ribossomas e sujeitos a ...
Costa, Hugo Filipe Rangel da
core  

Analysis of acidic surface of Haloferax mediterranei glucose dehydrogenase by site-directed mutagenesis

open access: yes, 2007
Generally, halophilic enzymes present a characteristic amino acid composition, showing an increase in the content of acidic residues and a decrease in the content of basic residues, particularly lysines.
Bonete, M.J.   +11 more
core   +1 more source

Impacto da produção de haloazolisinas na atividade anti-archaea de Haloferax mediterranei [PDF]

open access: yes, 2021
Halobacteria, also known as haloarchaea, is a class of halophilic Archaea living in hypersaline environments. Haloarchaea, similarly to all the extremophiles, possess a peculiar metabolism and have developed mechanisms that allow them to survive in ...
Cassin, Elena
core  

Characterizing the growth of PHA-producing microorganisms on short-chain carboxylic acids

open access: yesMicrobial Cell Factories
Short-chain carboxylic acids are important chemical intermediates in anaerobic treatment or thermal hydrolysis of biowaste. They are a crucial precursor for the production of Polyhydroxyalkanoate (PHA) by various microorganisms. However, there is limited
Steven Leonhardt   +3 more
doaj   +1 more source

Glucose dehydrogenase from the halophilic Archaeon Haloferax mediterranei: Enzyme purification, characterisation and N-terminal sequence

open access: yes, 1996
An NAD(P)-glucose dehydrogenase from the extremely halophilic Archaeon, Haloferax mediterranei, has been purified to electrophoretic homogeneity. The purified enzyme has been characterised with respect to its cofactor specificity, subunit composition and
Llorca, Francisco I.   +7 more
core   +1 more source

Purification and biological characterization of halocin H1 from Haloferax mediterranei M2a

open access: yesInternational Microbiology, 2002
The production of halocins, bacteriocin-like proteins of ecological significance, is a frequent characteristic of species from the family Halobacteriaceae. Halocin H1, produced by Haloferax mediterranei strain M2a, is a single 31-kDa polypeptide. Its purification was achieved by combining two chromatographic systems: Sepharose 4B linked to bacitracin ...
Gonzalo, Platas   +2 more
openaire   +3 more sources

Recycling of Waste Streams of the Biotechnological Poly(hydroxyalkanoate) Production by Haloferax mediterranei on Whey

open access: yesInternational Journal of Polymer Science, 2015
For manufacturing “bioplastics” such as poly(hydroxyalkanoates) (PHA), the combination of utilization of inexpensive carbon sources with the application of robust microbial production strains is considered a decisive step to make this process more cost ...
Martin Koller
doaj   +1 more source

Dynamic Experiments for Bioprocess Parameter Optimization with Extreme Halophilic Archaea

open access: yesBioengineering, 2013
The to-date studies on extreme halophiles were focused on shake flask cultivations. Bioreactor technology with quantitative approaches can offer a wide variety of biotechnological applications to exploit the special biochemical features of halophiles ...
Bettina Lorantfy   +2 more
doaj   +1 more source

Production of polyhydroxyalkanoates employing Haloferax mediterranei

open access: yes, 2016
This bachelor thesis is focused on study of selected effects on production of both polyhydroxyalkanoates (PHA) and extracellular polysaccharides (EPS) by halophile Archae Haloferax mediterranei.
Hlináková, Kristýna
core  

New proposal of nitrogen metabolism regulation by small RNAs in the extreme halophilic archaeon Haloferax mediterranei

open access: yes, 2020
The regulatory networks involved in the uptake and metabolism of different nitrogen sources in response to their availability are crucial in all organisms. Nitrogen metabolism pathways have been studied in detail in archaea such as the extreme halophilic
Bautista, Vanesa   +4 more
core   +1 more source

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