Results 101 to 110 of about 1,201 (159)

Carotenoids from Haloarchaea and Their Potential in Biotechnology

open access: yesMarine Drugs, 2015
The production of pigments by halophilic archaea has been analysed during the last half a century. The main reasons that sustains this research are: (i) many haloarchaeal species possess high carotenoids production availability; (ii) downstream processes
Montserrat Rodrigo-Baños   +4 more
doaj   +1 more source

The ftsZ gene of Haloferax mediterranei: sequence, conserved gene order, and visualization of the FtsZ ring

open access: yes, 2000
We sequenced the ftsZ gene region of the halophilic archaeon Haloferax mediterranei and mapped the transcription start sites for the ftsZ gene. The gene encoded a 363-amino-acid long FtsZ protein with a predicted molecular mass of 38 kDa and an ...
Bernander, R   +2 more
core  

Carotenoid production by Haloferax mediterranei using starch residues from the candy industry as a carbon source

open access: yesCurrent Research in Biotechnology
Carotenoids are pigments attracting the attention of several industries due to their antioxidant, biological and coloring properties. Low-cost substrates, such as agro-industrial wastes, are being investigated as a viable option to reduce microbial ...
Micaela Giani   +2 more
doaj   +1 more source

Photoprotective and cryoprotective effect of the carotenoid bacterioruberin on peripheral blood mononuclear cells

open access: yesApplied Microbiology and Biotechnology
Carotenoids are known for their antioxidant and antiapoptotic properties, which make them effective in reducing cellular damage caused by UV radiation and improving cryopreservation outcomes in various cell types.
Miguel Medina-García   +11 more
doaj   +1 more source

Purification and biological characterization of halocin H1 from Haloferax mediterranei M2a

open access: yes, 2010
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.
Amils, Ricardo   +2 more
core  

Spectopotentiometric properties and salt-dependent thermotolerance of a [2Fe-2S] ferredoxin-involved nitrate assimilation in Haloferax mediterranei

open access: yes, 2007
Haloferax mediterranei is a halophilic archaeon that can grow using nitrate as the sole nitrogen source. A ferredoxin that serves as the physiological electron donor to the nitrate and nitrite reductases in this assimilatory process has been ...
Julea N. Butt   +7 more
core   +1 more source

Evidence for salt-associated restriction pattern modifications in the archaeobacterium Haloferax mediterranei

open access: yesJournal of Bacteriology, 1990
DNA restriction pattern modifications were detected when Haloferax mediterranei was grown in low (10%) salt concentrations. After cells were grown again in optimal (25%) salt concentrations, the original pattern was recovered. These salt-associated DNA modifications were revealed with 5% of the 160 DNA fragments cloned and used as probes in ...
G, Juez   +3 more
openaire   +3 more sources

Recovery of PHA Polyester from Haloferax Mediterranei Using Different Surfactants

open access: yes, 2014
本研究利用嗜鹽菌(Haloferax mediterranei)發酵生產生物分解性PHA聚酯塑膠,發酵菌液經凍乾後得到菌粉,再利用不同界面活性劑提取菌胞內之聚酯高分子。所使用的界面活性劑包括甜菜鹼、幾丁聚醣、卵磷脂、十八烷基三甲基銨四種界面活性劑,用量從0.06g到0.22g不等,探討用量對提取嗜鹽菌細胞中PHA效果之研究。並且將提取出來的PHA薄膜利用NMR、FTIR分析結構,GPC測其分子量,DSC測其T/sub g/、T/sub m/,T/sub c/並計算結晶度,TGA測其熱裂解溫度。The ...
王儀雯; 陳志成; 董崇民
core  

Enzymatic extruded starch as a carbon source for the production of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) by Haloferax mediterranei

open access: yes, 2010
The extremely halophilic Archaeon Haloferax mediterranei can accumulate polyhydroxyalkanoate (PHA) on a medium containing high salt concentration. The available carbon source for the cell growth and PHA production was the native cornstarch being treated ...
Chen, C. Will; 董崇民; Don, Trong-ming; Yen, Hsiao-feng
core   +1 more source

Exopolisacáridos de Haloferax Mediterranei

open access: yes, 1989
Comisión Asesora de Investigación Científica y Técnica del Ministerio de Educación y Ciencia, proyectos PR84/1099 y BT86 ...
openaire   +1 more source

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