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Recent progress in optical and electrochemical biosensors for sensing of Clostridium Botulinum neurotoxin
10.1016/j.trac.2018.03.019 2018-04-03 Botulinum toxin is a neurotoxic protein which produced from Clostridium Botulinum and related species and it block acetylcholine release from presynaptic nerve terminals at the neuromuscular junctions. This toxin is life threatening for millions of people and... |
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Chemical image moments and their applications
10.1016/j.trac.2018.03.017 2018-04-02 The extraction of chemical information in samples is essential to analytical modeling. In this contribution, the applications of several image moments on the analyses of chemical signals are introduced, including the quantitative analysis of multiple target c... |
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(Bio)Analytical chemistry enabled by 3D printing: Sensors and biosensors
10.1016/j.trac.2018.03.016 2018-04-02 3D printing has revolutionized the concept of object manufacturing, making an enormous impact on industry and economy. The technology has found a niche in countless fields, including scientific research. It has rendered practical solutions to scientific probl... |
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Metal ions doped carbon quantum dots: Synthesis, physicochemical properties, and their applications
10.1016/j.trac.2018.03.015 2018-03-30 As an efficient method to improve the intrinsic properties of carbon quantum dots (CQDs), doping CQDs with heteroatoms including nonmetallic atoms and metal ions recently receive great attention. Since the summary about the achievements of CQDs doping with no... |
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Aromatic hydrocarbons in air, water, and soil: Sampling and pre-treatment techniques
10.1016/j.trac.2018.03.012 2018-03-28 The co-occurrence of various aromatic hydrocarbon compounds (AHs) in all major environmental compartments (e.g., air, water, and soil) and the escalating risks they present to humans and animals highlight the significance of understanding the cycling of these... |
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Nanomaterial’s based Chromium speciation in environmental samples: A review
10.1016/j.trac.2018.03.014 2018-03-28 To investigate critical health effects, a supporting speciation analysis is often matter of concern in order to identify figure of the bioconcentration or biomagnification of elements like chromium. Chromium speciation study requires high capacity separation ... |
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Combined extraction and microextraction techniques: recent trends and future perspectives
10.1016/j.trac.2018.03.013 2018-03-28 The latest advancements in the analytical sample preparation indicate a trend of combining different extraction techniques with targeting an improvement in separation, cleanup, detection limits, enrichment factors, and dealing with complex matrices. This manu... |
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Cellular Analysis and Detection using Surface Plasmon Resonance Imaging
10.1016/j.trac.2018.03.010 2018-03-21 Surface plasmon resonance imaging (SPRi) is a label-free, non-invasion detection method that allows real-time analysis for biomolecular interactions with high sensitivity and high throughput. Cellular analysis and detection is significant in many research are... |
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Advances on methods and easy separated support materials for enzymes immobilization
10.1016/j.trac.2018.03.011 2018-03-21 Compared with free enzymes, immobilized enzymes are more robust and resistant to environmental changes. In addition, with enhanced stability, immobilized enzymes can be separated from the reaction mixture and used for repeated cycles. These advantages prompt ... |
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Detection, identification and determination of resveratrol in wine. Problems and challenges
10.1016/j.trac.2018.03.006 2018-03-17 Resveratrol is a compound synthesized by plants in response to unfavorable conditions of growth like mechanical injury, siege of bacteria or fungi and UV exposure. It is concentrated mostly in grapes skin and further more in the products made from grapes espe... |