in situ magnetic separation and immobilization air grinder japan

In situ magnetic separation and immobilization of ...

2.3. In situ magnetic separation and immobilization of bacteria. Cells were grown to late exponential phase (about 4.75 g DCW/L) and 40 mL of the culture were transferred into 100 mL Erlenmeyer flasks. A volume of 1.5 mL of magnetic fluids (30 g Fe 3 O 4 NPs/L) was added and mixed thoroughly. The microbial cells were coated by adsorbing the ...

Cited by: 133

In situ magnetic separation and immobilization of ...

The separation for further reuse of the resting cells can be simplified using in situ magnetic separation of cells immobilized in superparamagnetic Fe 3 O 4 nanoparticles ( Li et al., 2009). ...

A simple and rapid harvesting method for microalgae by in ...

A simple and rapid harvesting method by in situ magnetic separation with naked Fe 3 O 4 nanoparticles has been developed for the microalgal recovery of Botryococcus braunii and Chlorella ellipsoidea.After adding the magnetic particles to the microalgal culture broth, the microalgal cells were adsorbed and then separated by an external magnetic field.

Cited by: 246[PDF]

In situ magnetic separation and immobilization of ...

In situ magnetic separation and immobilization of dibenzothiophene-desulfurizing bacteria Yu-Guang Li, Hong-Shuai Gao, Wang-Liang Li, Jian-Min Xing*, Hui-Zhou Liu* Key Laboratory of Green Process and Engineering, National Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences,

Enhanced immobilization of chromium(VI) in soil using ...

However, the Cr recovery was not as high as expected, implying that the excellent immobilization efficiency of Cr(VI) by S-ZVI bm does not guarantee a good Cr separation efficiency from soil by magnetic separation. In specific, about 71–89% of the dosed Fe species could be separated from soil while only 9.5–33.6% (18.4–65.0 mg/kg) of ...

Cited by: 3

In situ immobilization of a general resolving agent on the ...

The functional magnetic nanotubes were easily separated from the racemic solution using an external magnetic field which demonstrated its feasibility of recycling the adsorbent. All processes including in situ immobilization, enantioseparation (enantioenrichment) and magnetic separation were done by single process in a short time (only 10 min).

In situ immobilization of a general resolving agent on the ...

The functional magnetic nanotubes were easily separated from the racemic solution using an external magnetic field which demonstrated its feasibility of recycling the adsorbent. All processes including in situ immobilization, enantioseparation (enantioenrichment) and magnetic separation were done by single process in a short time (only 10 min).

In situ magnetic separation and immobilization of ... - CORE

In situ cell separation and immobilization of bacterial cells for biodesulfurization were developed by using superparamagnetic Fe(3)O(4) nanoparticles (NPs). The Fe(3)O(4) NPs were synthesized by coprecipitation followed by modification with ammonium oleate.

Tailored functionalization of iron oxide nanoparticles for ...

1. Introduction — basic properties and synthetic strategies towards IONPs. The properties of iron oxide nanoparticles (IONPs) – a flexible and modular design combined with low toxicity – lend themselves to numerous technological applications in applied nanoscience (Gupta and Gupta, 2005a).The bottom-up engineering of IONPs generates excellent platforms in biomedical research for ...

Immobilization of magnetic modified Flavobacterium ATCC ...

The MMBs were immobilized by internal and external magnetic fields. The schematic diagram of the immobilized magnetic cells is shown in Fig. 1.Immobilization of the MMBs by an internal magnetic field was carried out with three types of magnetic beads: ceramic magnetic beads (1–10 μm, 3800 G), samarium cobalt magnetic beads (1–10 μm, 10,200 G) and plastic magnetic beads (5–50 μm, 1650 G).

A novel technique for in situ aggregation of Gluconobacter ...

Furthermore, lipase immobilized on PD-MNPs was easily isolated from the reaction medium by magnetic separation and retained more than 70% of initial activity after 21 repeated cycles of enzyme ...

A novel technique for in situ ... - PubMed Central (PMC)

In situ magnetic separation and immobilization of dibenzothiophene-desulfurizing bacteria. Bioresource technology. 2009; 100 (21):5092–5096. Merfort M, Herrmann U, Bringer-Meyer S, Sahm H. High-yield 5-keto-D-gluconic acid formation is mediated by soluble and membrane-bound gluconate-5-dehydrogenases of Gluconobacter oxydans. ...

Novel Application of Magnetic Protein: Convenient One-Step ...

Oct 17, 2017  In this study, the magnetic protein was firstly used in biotechnology application, and a novel convenient one-step purification and immobilization method was established.

Interface Coassembly and Polymerization on Magnetic ...

They show fast magnetic separation speed and superior performance in selective adsorption of Cyt.C from complex biosample solutions. Moreover, they can be in situ converted into core–shell magnetic mesoporous carbon (MMC) for efficient in‐pore immobilization of ultrafine Au nanoparticles for high‐efficiency catalytic epoxidation of ...

Immobilization of bacteria onto magnetic nanoparticles for ...

In this work, we aimed to develop a new eco-friendly water treatment method for the degradation of azo dyes based on in situ magnetic separation and immobilization of bacterial cells.

Magnetic Catechol-Chitosan with Bioinspired Adhesive ...

Jul 17, 2012  The increasing of N/C ratio 0.038 to 0.153 after ω-TA immobilization indicates that ω-TA is immobilized onto the surface of the CCS-IONPs composites. The results of TGA analysis further confirm the conclusion that CCS is successfully coated on IONPs. The composites have magnetic property and can be easily separated by magnet.

In Situ Anchoring of Pyrrhotite on ... - Wiley Online Library

Enrichment of U VI is an urgent project for nuclear energy development. Herein, magnetic graphitic carbon nitride nanosheets were successfully prepared by in situ anchoring of pyrrhotite (Fe 7 S 8) on the graphitic carbon nitride nanosheet (CNNS), which were used for capturing U VI.The structural characterizations of Fe 7 S 8 /CNNS‐1 indicated that the CNNS could prevent the aggregation of ...

Magnetic immobilization of Bacillus subtilis natto cells ...

Sep 24, 2015  Production of menaquinone-7 (MK-7) by Bacillus subtilis natto is associated with major drawbacks. To address the current challenges in MK-7 fermentation, studying the effect of magnetic nanoparticles on the bacterial cells can open up a new domain for intensified bioprocesses. This article introduces the new concept of application of iron oxide nanoparticles (IONs) as a pioneer tool for MK-7 ...

Facile, high efficiency immobilization of lipase enzyme on ...

Immobilization of lipase on appropriate solid supports is one way to improve their stability and activity, and can be reused for large scale applications. A sample, cost- effective and high loading capacity method is still challenging. A facile method of lipase immobilization was developed in this study, by the use of polydopamine coated magnetic nanoparticles (PD-MNPs).

Characterization and Immobilization of Arylsulfatase on ...

Therefore, functionalized magnetic nanomaterials with biocompatible and reactive functional groups are preferred. 11 Li et al. 12 have developed an in situ cell separation and immobilization ...

In Situ Anchoring of Pyrrhotite on ... - Wiley Online Library

Enrichment of U VI is an urgent project for nuclear energy development. Herein, magnetic graphitic carbon nitride nanosheets were successfully prepared by in situ anchoring of pyrrhotite (Fe 7 S 8) on the graphitic carbon nitride nanosheet (CNNS), which were used for capturing U VI.The structural characterizations of Fe 7 S 8 /CNNS‐1 indicated that the CNNS could prevent the aggregation of ...

Magnetic immobilization of Bacillus subtilis natto cells ...

Sep 24, 2015  Production of menaquinone-7 (MK-7) by Bacillus subtilis natto is associated with major drawbacks. To address the current challenges in MK-7 fermentation, studying the effect of magnetic nanoparticles on the bacterial cells can open up a new domain for intensified bioprocesses. This article introduces the new concept of application of iron oxide nanoparticles (IONs) as a pioneer tool for MK-7 ...

Facile, high efficiency immobilization of lipase enzyme on ...

Immobilization of lipase on appropriate solid supports is one way to improve their stability and activity, and can be reused for large scale applications. A sample, cost- effective and high loading capacity method is still challenging. A facile method of lipase immobilization was developed in this study, by the use of polydopamine coated magnetic nanoparticles (PD-MNPs).

Characterization and Immobilization of Arylsulfatase on ...

Therefore, functionalized magnetic nanomaterials with biocompatible and reactive functional groups are preferred. 11 Li et al. 12 have developed an in situ cell separation and immobilization ...

In situ preparation of magnetic Fe3O4-chitosan ...

The chitosan coated magnetic nanoparticles were in situ synthesized for lipase immobilization by Wu et al.,(2009); however, their synthesis methods were considerably different. Yuwei and Jianlong ...

Characterization of Magnetic Nanoparticles Coated with ...

Cross-linking of magnetic nanoparticles with proteins plays a significant role in the preparation of new materials for biotechnological applications. The aim was the maximization of the magnetic mass attracted and protein loading of magnetic iron oxide nanoparticles coated with chitosan, synthesized in a single step by alkaline precipitation.

Immobilization of Cells by Magnetic Nanoparticles ...

Magnetic immobilization was introduced as a novel separation technique to provide a quick, easy and convenient alternative vs. traditional cell harvesting methods.

Magnetic immobilization of bacteria using iron oxide ...

Nov 27, 2017  Bacterial cell immobilization is a novel technique used in many areas of biosciences and biotechnology. Iron oxide nanoparticles have attracted much attention in bacterial cell immobilization due to their unique properties such as superparamagnetism, large surface area to volume ratio, biocompatibility and easy separation methodology. Adhesion is the basis behind many immobilization

Facile, high efficiency immobilization of lipase enzyme on ...

In situ preparation of magnetic Fe3O4-chitosan nanoparticles for lipase immobilization by cross-linking and oxidation in aqueous solution. Bioresource Technol. 2009; 100 :3459–3464. doi: 10.1016/j.biortech.2009.02.018.

(PDF) In situ immobilization of a general resolving agent ...

PDF l-Threonine (l-thr) as a general chiral selector anchored on the surface of magnetic multi-wall carbon nanotube (MMWCNT) was prepared using an in... Find, read and cite all the research ...

Removal of phyto-accessible copper from contaminated soils ...

Sep 20, 2016  Overall, the results showed that, if soil remediation by in situ immobilization reduces the bio-accessible fraction of Cu, treatment using ZVI amendment followed by magnetic separation performs better. The latter resulted in less Cu accumulated in the shoots and roots of plants.

A novel technique for in situ aggregation of Gluconobacter ...

Jul 12, 2012  Here, we present a novel technique to immobilize magnetic particles onto whole G. oxydans in situ via a synthetic adhesive biomimetic material inspired by the protein glues of marine mussels. Our approach involves simple coating of a cell adherent polydopamine film onto magnetic nanoparticles, followed by conjugation of the polydopamine-coated nanoparticles to G. oxydans which

Magnetic immobilization of Bacillus subtilis natto cells ...

Production of menaquinone-7 (MK-7) by Bacillus subtilis natto is associated with major drawbacks. To address the current challenges in MK-7 fermentation, studying the effect of magnetic nanoparticles on the bacterial cells can open up a new domain for intensified bioprocesses. This article introduces the new concept of application of iron oxide nanoparticles (IONs) as a pioneer tool for MK-7 ...

In situ immobilization of a general resolving agent on the ...

The functional magnetic nanotubes were easily separated from the racemic solution using an external magnetic field which demonstrated its feasibility of recycling the adsorbent. All processes including in situ immobilization, enantioseparation (enantioenrichment) and magnetic separation were done by single process in a short time (only 10min).