abstract：:Carbon-based support catalysts are beneficial on account of low material cost, prominent surface area, and stability at high temperature. In this study, biochar derived activated carbon (AC) supported metal catalysts were tested for hydrothermal liquefaction (HTL) of alkali lignin. Catalytic HTL of alkali lignin was c...

authors： Biswas B,Kumar A,Kaur R,Krishna BB,Bhaskar T

更新日期：2021-10-01 00:00:00

abstract：:As a key anti-degradation barrier that restricts the biotransformation of lignocellulose, the presence of lignin usually severely affects the quality of the extracted xylo-oligosaccharides (XOS). Herein, this study proposed a practical route to improve the quality and antioxidant activity of XOS extracted from lignoce...

authors： Wang Y,Yang Y,Qu Y,Zhang J

更新日期：2021-10-01 00:00:00

abstract：:The production of chemicals and fuels from lignocellulosic biomass has great potential industrial applications due to its economic feasibility and environmental attractiveness. However, the utilized microorganisms must be able to use all the sugars present in lignocellulosic hydrolysates, especially xylose, the second...

authors： Sun T,Yu Y,Wang K,Ledesma-Amaro R,Ji XJ

更新日期：2021-10-01 00:00:00

abstract：:Currently, deep eutectic solvents (DES) have attracted increasing attention due to their excellent performance in delignification. However, few studies focused on the treatment of DES waste liquid after extraction of lignin. In this work, the fermentation-friendly DES comprised of glycerol, choline chloride (ChCl) and...

authors： Zhang L,Song Y,Wang Q,Zhang X

更新日期：2021-10-01 00:00:00

abstract：:To address the degradation of rechargeable batteries, this paper presents a two-phase gamma process model with a fixed change-point for modeling the voltage-discharge curves of battery cycle aging under a constant current. The model can be applied to estimate the state of charge (SOC) and the remaining useful discharg...

authors： Lin CP,Ling MH,Cabrera J,Yang F,Yu DYW,Tsui KL

更新日期：2021-10-01 00:00:00

abstract：:We developed a miniature gas-liquid coaxial flow device using glass capillaries, aiming to produce sub-100-μm Ca-alginate microspheres. Depending on collecting distance and the flow rates of nitrogen gas and alginate solution, however, Ca-alginate microparticles of different shapes were obtained. Spherical, monodisper...

authors： Wang YL,Hu JJ

更新日期：2021-10-01 00:00:00

abstract：:Recently, the hydrogel-forming polysaccharide gellan gum (GG) has gained popularity as a versatile biomaterial for tissue engineering purposes. Here, we examine the modification strategies suitable for GG to overcome processing-related limitations. We emphasize the thorough assessment of the viscoelastic and mechanica...

authors： Gering C,Rasheed A,Koivisto JT,Párraga J,Tuukkanen S,Kellomäki M

更新日期：2021-10-01 00:00:00

abstract：:The differences in the source and structure of xylans make them have various biological activities. However, due to their inherent structural limitations, the various biological activities of xylans are far lower than those of commercial drugs. Currently, several types of molecular modification methods have been devel...

authors： Zhang M,Zhan A,Ye Y,Liu C,Hang F,Li K,Li J

更新日期：2021-10-01 00:00:00

abstract：:Polysaccharide-based biomaterials (e.g., chitosan, dextran, hyaluronic acid, chondroitin sulfate and heparin) have received great attention in healthcare, particularly in drug delivery for tumor therapy. They are naturally abundant and available, outstandingly biodegradable and biocompatible, and they generally have n...

authors： Li M,Zhao Y,Zhang W,Zhang S,Zhang S

更新日期：2021-10-01 00:00:00

abstract：:Low mechanical strength and untargeted osteoinduction of chitosan hydrogel limit its application for bone regeneration. This study aimed to develop an injectable chitosan hydrogel with enhanced mechanical strength and improved osteoinductivity for bone tissue engineering. For this purpose, chitosan-modified halloysite...

authors： Kazemi-Aghdam F,Jahed V,Dehghan-Niri M,Ganji F,Vasheghani-Farahani E

更新日期：2021-10-01 00:00:00

abstract：:Natural polysaccharide as the third abundant biomacromolecule has attracted considerable attentions due to their superior anti-tumor activities. However, the anti-tumor mechanism of polysaccharides has not been completely understood. Herein, the anti-tumor effects of black fungus polysaccharide (BFP), a typical β-gluc...

authors： Cai L,Zhou S,Wang Y,Xu X,Zhang L,Cai Z

更新日期：2021-10-01 00:00:00

abstract：:Glutaraldehyde-crosslinked chitosan microparticles (CGP) prepared via the inversed-phase emulsification were successively modified by epichlorohydrin (ECH) and amidinothiourea (AT) as novel adsorbent (CGPET) for selective removal of Hg(II) in solution. FTIR, EA, XPS, SEM-EDX, TG, DTG, and XRD results indicated that CG...

authors： Wang Q,Dang Q,Liu C,Wang X,Li B,Xu Q,Liu H,Ji X,Zhang B,Cha D

更新日期：2021-10-01 00:00:00

abstract：:Here, we fabricated the platelet-rich fibrin (PRF)-loaded PCL/chitosan (PCL/CS-PRF) core-shell nanofibrous scaffold through a coaxial electrospinning method. Our goal was to evaluate the effect of CS-RPF in the core layer of the nanofibrous on the osteogenic differentiation of human mesenchymal stem cells (HMSCs). The...

authors： Rastegar A,Mahmoodi M,Mirjalili M,Nasirizadeh N

更新日期：2021-10-01 00:00:00

abstract：:The COVID-19 pandemic has a major impact on a wide range of health outcomes. Disruptions of elective health services related to cervical screening, management of abnormal screening test results, and treatment of precancers, may lead to increases in cervical cancer incidence and exacerbate existing health disparities. ...

authors： Wentzensen N,Clarke MA,Perkins RB

更新日期：2021-10-01 00:00:00

abstract：:This work describes a novel affinity peptide-antibody sandwich electrochemical strategy for the ultrasensitive detection of prostate-specific antigen (PSA). Herein, polydopamine-coated boron-doped carbon nitride (Au@PDA@BCN) was synthesized and used as a sensing platform to anchor gold nanoparticles and immobilize pri...

authors： Zheng J,Zhao H,Ning G,Sun W,Wang L,Liang H,Xu H,He C,Zhao H,Li CP

更新日期：2021-10-01 00:00:00

abstract：:Exposure to styrene is a major safety concern in the fibreglass processing industry. This compound is classified by the International Agency for Research on Cancer as a possible human carcinogen. Several types of analytical equipment exist for detecting volatile organic compounds (VOCs) in the atmosphere; however, mos...

authors： Radica F,Della Ventura G,Malfatti L,Cestelli Guidi M,D'Arco A,Grilli A,Marcelli A,Innocenzi P

更新日期：2021-10-01 00:00:00

abstract：:Highly specific capture of phosphopeptides, especially multi-phosphopeptides, from complex biological samples is critical for comprehensive phosphoproteomic analysis, but it still poses great challenges due to the lack of affinity material with ideal enrichment efficiency. Here, two-dimensional (2D) covalent organic f...

authors： He Y,Huang W,Zheng Q,Huang H,Ouyang D,Zhang S,Yan X,Ji Y,Wu Y,Lin Z

更新日期：2021-10-01 00:00:00

abstract：:Development of novel functionalized adsorbents for efficient magnetic solid phase extraction (MSPE) is essential for promoting their versatile applications in sample pretreatment. Herein, we report the fabrication of a new polyethyleneimine-600 decorated magnetic microporous organic network nanosphere (Fe3O4@MON-PEI60...

authors： He XQ,Cui YY,Lin XH,Yang CX

更新日期：2021-10-01 00:00:00

abstract：:A simple, selective, and sensitive method involving a miniaturized solid phase extraction step based on a monolithic molecularly imprinted polymer (MIP) directly coupled on-line to UV detection was developed for the determination of benzoylecgonine (BZE) in complex biological samples. Monolithic MIPs were prepared int...

authors： Bouvarel T,Chendo C,Delaunay N,Pichon V

更新日期：2021-10-01 00:00:00

abstract：:1-(3-chlorophenyl) piperazine (mCPP) is a synthetic drug with hallucinogenic effects that has often been found in seized samples. In this context, easy to use point-of-care tests can be of great value in preliminary forensic analysis. Herein, we proposed a simple, fast, and portable electrochemical method for the dete...

authors： Silva WP,Rocha RG,Arantes LC,Lima CD,Melo LMA,Munoz RAA,Dos Santos WTP,Richter EM

更新日期：2021-10-01 00:00:00

abstract：:Carbon nanospheres (CNSs) were derived hydrothermally from biomass (orange peels) and decorated by manganese dioxide (MnO2) nanosheets. The MnO2/CNSs nanocomposite was intercalated into polypyrrole (PPy) during flow-through in-situ electropolymerization of pyrrole on the surface of the inner wall of a stainless-steel ...

authors： Darabi J,Ghiasvand A,Haddad PR

更新日期：2021-10-01 00:00:00

abstract：:In this study, a novel, fast, selective, and sensitive molecularly imprinted polymer (MIP)-based electrochemical sensor was developed to determine axitinib (AXI) at low concentrations in pharmaceutical dosage forms and human serum. The newly developed MIP-based sensor (MIP@o-PD/GCE) was designed through electropolymer...

authors： Cetinkaya A,Kaya SI,Ozcelikay G,Atici EB,Ozkan SA

更新日期：2021-10-01 00:00:00

abstract：:In this work, a fire-new "signal-off" type photoelectrochemical (PEC) immunosensor based on bismuth sulfide/iodine doped bismuth oxychloride (Bi2S3/I:BiOCl) heterostructure as a platform and Au nanoparticles loaded hollow CoSnO3 nanoboxes (Au NPs@CoSnO3) as quenching label was designed, for sensitive detection of CYFR...

authors： Cheng Q,Feng J,Wu T,Guo Y,Sun X,Ren X,Lee JY,Liu L,Wei Q

更新日期：2021-10-01 00:00:00

abstract：:The tailor-prepare solid phase microextraction (SPME) coatings with stable and excellent properties to effectively extract analytes from sample matrix still remains a challenge. Herein, a nitrogen doped graphitic carbon networks (NG-CNTW) coated fiber was fabricated by direct carbonization of nanosized ZIF-67 crystals...

authors： Guo Y,Zhang W,Chen H,Ding Q,Li Q,Zhang L

更新日期：2021-10-01 00:00:00

abstract：:A specific aptameric sequence has been immobilized on short polyethyleneglycol (PEG) interface on gold nano-film deposited on a D-shaped plastic optical fiber (POFs) probe, and the protein binding has been monitored exploiting the very sensitive surface plasmon resonance (SPR) phenomenon. The receptor-binding domain (...

authors： Cennamo N,Pasquardini L,Arcadio F,Lunelli L,Vanzetti L,Carafa V,Altucci L,Zeni L

更新日期：2021-10-01 00:00:00

abstract：:A relationship between Bifidobacterium and defecation has previously been reported. Our hypothesis on the effectiveness of alkaline electrolyzed water (AEW) proposes that ingestion of AEW, considered possessing antioxidative properties, increases the number of Bifidobacteria and improves stool hardness and gastrointes...

authors： Tanaka Y,Kiuchi M,Higashimura Y,Naito Y,Koyama K

更新日期：2021-10-01 00:00:00

abstract：:The ongoing COVOD-19(SARS-CoV-2) outbreak has had a devastating impact on the economy, education and businesses. In this paper, the behavior of an epidemic is simulated on different contact networks. Herein, it is assumed that the infection may be transmitted at each contact from an infected person to a susceptible in...

authors： Afshar-Nadjafi B,Niaki STA

更新日期：2021-10-01 00:00:00

abstract：:Hexamethoxymethylmelamine (HMMM) is a polymer crosslinking agent used commercially to manufacture tires. HMMM is a ubiquitous contaminant in urban surface waters due to its presence in tire-wear particles and its tendency to be transported into receiving waters during rain events through road runoff. It has recently b...

authors： Johannessen C,Parnis JM

更新日期：2021-10-01 00:00:00

abstract：:Wastewater is always composed of different pollutants, most of which are toxic to the living being. It is very tough to separate all those diverse groups of contaminants using a single process or single material. Rather a sustainable and environment friendly processes should be adapted to restrict the secondary pollut...

authors： Manna S,Das P,Basak P,Sharma AK,Singh VK,Patel RK,Pandey JK,Ashokkumar V,Pugazhendhi A

更新日期：2021-10-01 00:00:00

abstract：:The effect of organic carbon (OC) quality and quantity on switch between dissimilatory nitrate reduction to ammonium (DNRA) and denitrification (DEN) was studied in biofilter systems. High OC in matrix could promote significantly nitrate (NO3--N) removal due to the reinforce of DEN. Sodium acetate (SA) addition in inf...

authors： Sun F,Deng Q,Li X,Tang M,Ma X,Cao X,Zhou Y,Song C

更新日期：2021-10-01 00:00:00

abstract：:The use of iron species to remove PO43- is widely used, and the fresh Fe3+ produced in situ demonstrate better effect on the removal of PO43- in many researches. Therefore, in order to develop a simpler and more efficient method for PO43- removal, we designed an easy operation by electrochemically dissolving siderite ...

authors： Chen M,Li X,Zhang Q,Wang C,Hu H,Wang Q,Zeng C

更新日期：2021-10-01 00:00:00

abstract：:The mechanisms of the stimulatory effect of external magnetic fields on plant growth have been revealed; however, the role of magnetic fields in the efficiency of phytoremediation with Celosia argentea grown under drought stress which results in detrimental influences on food security has not been reported. Therefore,...

authors： Yang P,Gan T,Pi W,Cao M,Chen D,Luo J

更新日期：2021-10-01 00:00:00

abstract：:As more people are spending the majority of their daily lives indoors, indoor air quality has been acknowledged as an important factor influencing human health, with increasing research attention in recent decades. Indoor air pollutants (IAPs), such as volatile organic compounds (VOCs) and semi-volatile organic compou...

authors： Li YW,Ma WL

更新日期：2021-10-01 00:00:00

abstract：:Compact walkable environments with greenspace support physical activity and reduce the risk for depression and several obesity-related chronic diseases, including diabetes and heart disease. Recent evidence confirms that these chronic diseases increase the severity of COVID-19 infection and mortality risk. Conversely,...

authors： Frank LD,Wali B

更新日期：2021-10-01 00:00:00

abstract：:After World Health Organization (WHO) announced COVID-19 outbreak a pandemic, we all again realized the importance of developing rapid diagnostic kits. In this article, we introduced a lightweight and field-portable biosensor employing a plasmonic chip based on nanohole arrays integrated to a lensfree-imaging framewor...

authors： Cetin AE,Kocer ZA,Topkaya SN,Yazici ZA

更新日期：2021-10-01 00:00:00

abstract：:This research empirically evaluates the introduction of speech to existing keyboard and mouse input modalities in an application used to control aircraft in a simulated, complex and dynamic environment. Task performance and task performance degradation are assessed for three levels of workload. Previous studies have e...

authors： Vukovic M,Cavedon L,Thangarajah J,Rodriguez S

更新日期：2021-10-01 00:00:00

abstract：:The occurrence of various foodborne disease outbreaks linked to the consumption of cucumbers worldwide in the last years raised concerns regarding the survival ability of foodborne pathogens on this food matrix. This work aimed at evaluating and quantifying the survival of Escherichia coli O157:H7 and Salmonella spp. ...

authors： Possas A,Posada-Izquierdo GD,Zurera G,Pérez-Rodríguez F

更新日期：2021-10-01 00:00:00

abstract：:Sub-Saharan region is often characterized by food and nutrition insecurity especially "hidden hunger" which results from inadequate micronutrients in diets. African indigenous leafy vegetables (AILVs) can represent a valid food source of micronutrients, but they often go to waste resulting in post-harvest losses. In a...

authors： Misci C,Taskin E,Dall'Asta M,Fontanella MC,Bandini F,Imathiu S,Sila D,Bertuzzi T,Cocconcelli PS,Puglisi E

更新日期：2021-10-01 00:00:00

abstract：:The FDA Produce Safety Rule states that water used for irrigation purposes, likely to come into contact with the edible portion of fruit and vegetables, must not exceed a defined limit of Escherichia coli populations. Although aquaponics has not been included in this guideline, it is worth investigating to establish a...

authors： Dorick J,Hayden M,Smith M,Blanchard C,Monu E,Wells D,Huang TS

更新日期：2021-10-01 00:00:00

abstract：OBJECTIVE:Excessive bleeding is an important complication of radical cystectomy. We aimed to assess whether preoperative administration of fibrinogen decreases perioperative bleeding and improves the outcome of radical cystectomy. DESIGN:Double-blinded randomized trial with two parallel arms. SETTING:The study was co...

authors： Fathi M,Lashay A,Massoudi N,Nooraei N,Nik MA

更新日期：2021-10-01 00:00:00