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Search for "low toxicity" in Full Text gives 89 result(s) in Beilstein Journal of Nanotechnology.
Synthesis of hydrophobic photoluminescent carbon nanodots by using L-tyrosine and citric acid through a thermal oxidation route
Beilstein J. Nanotechnol. 2014, 5, 1513–1522, doi:10.3762/bjnano.5.164
- excitation wavelength dependent multicolor emission [2], upconversion photoluminescence (UCPL) [3], resistance to photobleaching, chemical and photochemical stability, low toxicity [4][5], and bio-compatibility. These associated properties of CNDs are exploited mostly in bio-imaging [6][7][8][9][10], bio
Liquid fuel cells
Beilstein J. Nanotechnol. 2014, 5, 1399–1418, doi:10.3762/bjnano.5.153
- (Equation 12). Though the highest cell voltage was measured for a fuel concentraion of 5 M , the cell optimal performance was reached for 3 M EtOH and 5 M NaOH [80]. Direct isopropanol fuel cells Isopropanol (IPA) is relatively inexpensive, has a low toxicity and is miscible with water. Electrooxidation of
The protein corona protects against size- and dose-dependent toxicity of amorphous silica nanoparticles
Beilstein J. Nanotechnol. 2014, 5, 1380–1392, doi:10.3762/bjnano.5.151
- (ASP100; Ø = 100 nm) showed a similar zeta potential, they both displayed only low toxicity. Importantly, the adverse effects triggered by ASP30/ASP30L were significantly ameliorated upon formation of the protein corona, which we found was efficiently established on all ASP studied. As a potential
PEGylated versus non-PEGylated magnetic nanoparticles as camptothecin delivery system
Beilstein J. Nanotechnol. 2014, 5, 1312–1319, doi:10.3762/bjnano.5.144
- promising as delivery systems due to their low toxicity and their ability to be used both in cancer diagnosis and therapy [21][22][23]. SPION can be effectively used as contrast agents for magnetic resonance imaging [24][25], as carriers for chemotherapeutic drugs [26][27][28] and to destroy cancer cells by
Magnesium batteries: Current state of the art, issues and future perspectives
Beilstein J. Nanotechnol. 2014, 5, 1291–1311, doi:10.3762/bjnano.5.143
- respond swiftly to the power demands of the system. Additionally, it is essential that the electrolytes have acceptable safety properties which include high thermal stability, low volatility, low flammability, low toxicity, and low reactivity with ambient air. Therefore, developing electrolytes possessing
Purification of ethanol for highly sensitive self-assembly experiments
Beilstein J. Nanotechnol. 2014, 5, 1254–1260, doi:10.3762/bjnano.5.139
- contaminants. A solvent typically considered to be clean is ethanol, which therefore is very popular for the formation of thiolate monolayers. Other reasons for its popularity are its low toxicity and reasonable price. It dissolves most thiols to a suitable concentration (micro- to millimolar), and does not
Optimizing the synthesis of CdS/ZnS core/shell semiconductor nanocrystals for bioimaging applications
Beilstein J. Nanotechnol. 2014, 5, 919–926, doi:10.3762/bjnano.5.105
- , indicating the low toxicity of the formulated nanoparticles. Animal studies Five-week-old nude female mice were purchased from the experimental animal center of Jilin University. The animal housing area was maintained at 24 °C with a 12 h light/dark cycle. The animals were fed ad libitum with water and
3D-nanoarchitectured Pd/Ni catalysts prepared by atomic layer deposition for the electrooxidation of formic acid
Beilstein J. Nanotechnol. 2014, 5, 162–172, doi:10.3762/bjnano.5.16
- electrochemical power sources have many advantages such as the low-toxicity, unlike methanol, the low cost, and the low fuel crossover at a high power density [1][2][3]. Palladium is a good candidate to catalyze the electrooxidation of formic acid thanks to its good stability at low pH and its high activity [4][5
Influence of particle size and fluorination ratio of CFx precursor compounds on the electrochemical performance of C–FeF2 nanocomposites for reversible lithium storage
Beilstein J. Nanotechnol. 2013, 4, 705–713, doi:10.3762/bjnano.4.80
- halogen in the periodic table of elements, which is a precondition to achieve a high gravimetric energy density in batteries. Iron fluorides are attractive as electrode materials because of their large abundance, low cost and low toxicity. However, because of the electrically insulating nature of metal
Electrospinning preparation and electrical and biological properties of ferrocene/poly(vinylpyrrolidone) composite nanofibers
Beilstein J. Nanotechnol. 2013, 4, 189–197, doi:10.3762/bjnano.4.19
- prepare by cheap, nontoxic polymers as its carrier compared to hydrophobic Fc; (b) in a single solvent, the solubility of the Fc is not good and the precursor solution is not easy to spin. PVP, one of the most utilized hydrophilic polymers, has a lot of important characteristics such as low toxicity, good
- , there are a series of chemical reactions between Fc and the enzymes, DNA and RNA in the cell due to the penetration of Fc, leading to cell death [32]. The Fc conveys many unique properties such as low toxicity, stability, lipophilicity, aromaticity and easy access to one-electron oxidation potential
A facile approach to nanoarchitectured three-dimensional graphene-based Li–Mn–O composite as high-power cathodes for Li-ion batteries
Beilstein J. Nanotechnol. 2012, 3, 513–523, doi:10.3762/bjnano.3.59
- a promising cathode material for rechargeable Li-ion batteries due to the high energy density, improved operating safety, low cost and low toxicity [2]. However, the low electrical conductivity (10−6 S·cm−1) and poor cycling performance of LMO are the main issues associated with this material [3][4
Magnetic-Fe/Fe3O4-nanoparticle-bound SN38 as carboxylesterase-cleavable prodrug for the delivery to tumors within monocytes/macrophages
Beilstein J. Nanotechnol. 2012, 3, 444–455, doi:10.3762/bjnano.3.51
- /macrophage-like cells (Mo/Ma)), which have been engineered to express intracellular carboxylesterase (InCE) upon addition of doxycycline by a Tet-On Advanced system. The nanoplatform was taken up efficiently by these tumor-homing cells. They showed low toxicity even at high nanoplatform concentration. SN38
- of hyperthermia with radiation therapy and chemotherapy can greatly improve the efficacy of cancer treatment [30][31]. Ultrasmall magnetic nanoparticles generate heat efficiently in an alternating magnetic field (AMF). Due to their superior properties, such as negligible or low toxicity
Template-assisted formation of microsized nanocrystalline CeO2 tubes and their catalytic performance in the carboxylation of methanol
Beilstein J. Nanotechnol. 2011, 2, 776–784, doi:10.3762/bjnano.2.86
- diesel fuel (for particle emission decrease), and also a solvent [6][25][26][27]. Owing to its low toxicity, versatile reactivity and high dielectric constant, DMC also attracts interest as an electrolyte in lithium-ion batteries [28]. The formation of DMC by direct methanol carboxylation, however, is
Sensing surface PEGylation with microcantilevers
Beilstein J. Nanotechnol. 2010, 1, 3–13, doi:10.3762/bjnano.1.2
- example is polyethylene glycol (PEG), which is widely used as a protein-resistant coating given its low toxicity and biocompatibility. We report here a microcantilever-based sensor for the in situ characterization of PEG monolayer formation on Au using the “grafting to” approach. Moreover, we demonstrate
- biotechnology on account of its good solubility in water and low toxicity. Polypeptide drugs and nanoparticles designed for drug delivery exhibit enhanced biocompatibility and proteolytic resistance (e.g., “stealth” particles) when modified with PEG (i.e., PEGylation) [1][2]. PEG-functionalized surfaces are
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