abstract：BACKGROUND:Numerous studies have found associations when change scores are regressed onto initial impairments in people with stroke (slopes ≈ 0.7). However, there are important statistical considerations that limit the conclusions we can draw about recovery from these studies. OBJECTIVE:To provide an accessible checkl...

authors： Yang M,Zhu Z,Bai Y,Zhuang Z,Ge F,Li M,Wang S

更新日期：2021-12-01 00:00:00

abstract：BACKGROUND:Medicaid recipients have a high burden of opioid overdose and opioid use disorder (OUD). Opioid agonist therapies are an effective treatment for OUD, but there is a wide and persisting gap between those who are indicated and those who receive treatment. The objective of this study was to identify the predict...

authors： Cornejo A,Caballero J,Simirgiotis M,Torres V,Sánchez L,Díaz N,Guimaraes M,Hernández M,Areche C,Alfaro S,Caballero L,Melo F

更新日期：2021-12-01 00:00:00

abstract：:Sea urchin larvae have an endoskeleton consisting of two calcitic spicules. The primary mesenchyme cells (PMCs) are the cells that are responsible for spicule formation. PMCs endocytose sea water from the larval internal body cavity into a network of vacuoles and vesicles, where calcium ions are concentrated until the...

authors： Ahuja-Casarín AI,Merino-Montiel P,Vega-Baez JL,Montiel-Smith S,Fernandes MX,Lagunes I,Maya I,Padrón JM,López Ó,Fernández-Bolaños JG

更新日期：2021-12-01 00:00:00

abstract：BACKGROUND:Attrition within surgical training is a challenge. In the USA, attrition rates are as high as 20-26%. The factors predicting attrition are not well known. The aim of this systematic review is to identify factors that influence attrition or performance during surgical training. METHOD:The review was performe...

authors： Nencetti S,Cuffaro D,Nuti E,Ciccone L,Rossello A,Fabbi M,Ballante F,Ortore G,Carbotti G,Campelli F,Banti I,Gangemi R,Marshall GR,Orlandini E

更新日期：2021-12-01 00:00:00

abstract：:The COVID-19 pandemic, which originated in December 2019 in the city of Wuhan, China, continues to have a devastating effect on the health and well-being of the global population. Currently, approximately 8.8 million people have already been infected and more than 465,740 people have died worldwide. An important step ...

authors： Dias Júnior DA,da Cruz LB,Bandeira Diniz JO,França da Silva GL,Junior GB,Silva AC,de Paiva AC,Nunes RA,Gattass M

更新日期：2021-11-30 00:00:00

abstract：:The ability to manipulate the optical appearance of materials is essential in virtually all products and areas of technology. Structurally coloured chiral nematic cellulose nanocrystal (CNC) films proved to be an excellent platform to design optical appearance, as their response can be moulded by organising them in hi...

authors： Guidetti G,Frka-Petesic B,Dumanli AG,Hamad WY,Vignolini S

更新日期：2021-11-15 00:00:00

abstract：:The acidic polysaccharide ulvan extracted from the cell wall of the green algae Ulva is a good ligand for metal ions. Therefore, the adsorption properties of the U. clathrata derived ulvan toward Ca(II), Zn(II), Co(II), Cu(II), and Cr(III) were investigated in this study. The results demonstrate that ulvan exhibited g...

authors： Chi Y,Li H,Fan L,Du C,Zhang J,Guan H,Wang P,Li R

更新日期：2021-11-15 00:00:00

abstract：:Although the polysaccharide utilization loci (PULs) activated by pectin have been defined, due to the complex of side-chain structure, the degradative mechanisms still remain vague. Thus, we hypothesize that there may have other specific PULs to target pectin. Here, we characterize loci-encoded proteins expressed by B...

authors： Li M,Li S,Guo X,Guo C,Wang Y,Du Z,Zhang Z,Xie C,Ding K

更新日期：2021-11-15 00:00:00

abstract：:Molecular size and spatial structure affect the bioactivities of polysaccharides. SFF is a fucoidan extracted from Sargassum fusiforme. The possible changes of SFF affected by gastrointestinal tract and subsequently changes of its physicochemical property or its bioactivity have yet to be systematically investigated. ...

authors： Ma WP,Li HH,Liu M,Liu HB

更新日期：2021-11-15 00:00:00

abstract：:Fully green and renewable choline amino acid (choline glycine, [Cho][Gly]) ionic liquid (IL) was firstly explored and evaluated as a solvent for starch. By a thorough investigation of microstructure evolution of water-[Cho][Gly] (w:IL) mixtures, its regulation mechanism on disaggregation behaviors of starch was reveal...

authors： Chen J,Zeng X,Chen L

更新日期：2021-11-15 00:00:00

abstract：:High molar mass (HM) β-glucan present in oat products can reduce the risk of diet-related diseases, mainly owing to significantly increased digesta viscosity in human small intestine. To verify a research hypothesis that arabinoxylan (AX) present in oat water extract is associated with HM-β-glucan and thus may influen...

authors： Cyran MR,Snochowska KK

更新日期：2021-11-15 00:00:00

abstract：:A novel symmetric bianthracene derivative (D2) containing one benzene ring and two ethyl thioglycolates connecting to the benzene ring on both sides of the bianthracene unit was designed and synthesized. D2 can detect Fe3+ and Hg2+ in acetonitrile/water (6:4, v/v) solution via different changes of absorbance and fluor...

authors： Chen ZE,Zang XF,Zhang H

更新日期：2021-11-05 00:00:00

abstract：:Teeth are characterized by a specific chemical composition and microstructure, which are related to their nature, permanent and deciduous, and to the sides, lingual and vestibular. Deeper knowledge in this topic could be useful in clinical practice to develop new strategies in restorative dentistry and in the choice o...

authors： Orilisi G,Monterubbianesi R,Notarstefano V,Tosco V,Vitiello F,Giuliani G,Putignano A,Orsini G

更新日期：2021-11-05 00:00:00

abstract：:Computational and experimental studies have been carried out on Dopamine. The calculated Raman spectra of Dopamine with and without Silver clusters (Agn (n = 1-4)) are compared with each other and it is shown that the intensity of the Raman activity increases with increasing number of silver atoms. The SERS effect sho...

authors： Hariharan A,Kurnoothala R,Chinthakayala SK,Vishnubhatla KC,Vadlamudi P

更新日期：2021-11-05 00:00:00

abstract：:In this work, we computationally design a series of fluorescent purine analogues based on the 2-amino-8-(1'-β-D-2'-deoxyribofuranosyl)-imidazo[1,2-a]-1,3,5-triazin-4(8H)-one (P) to monitor the DNA replication process with merely a minimal perturbation to the natural structure of nucleic acid. The P-modified fluorescen...

authors： Zhao Y,Cui X,Song Y,Zhang C,Meng Q

更新日期：2021-11-05 00:00:00

abstract：:Rare earth-carbon dots (RE-CDs) hybrid nanomaterials with the merits of both RE and CDs have rapidly emerging as highly promising functional materials in biochemical analysis. In this work, a new kind of water-soluble RE-CDs nanocomposite (CDs@CaF2:Eu3+) was developed for the ratiometric determination of doxycycline (...

authors： Tian X,Fan Z

更新日期：2021-11-05 00:00:00

abstract：:In this paper, we intend to present a classical method of extraction and analysis of betanin from Algerian red beetroot, and to know the efficiency of the binary mixture (Ethanol-Water) on the extraction. Also, to know the betanin content of the extract obtained using optical spectroscopic methods. This dye is a natur...

authors： Nouairi ME,Freha M,Bellil A

更新日期：2021-11-05 00:00:00

abstract：:The assay of detecting DNA methyltransferase activity has been identified as one of the central challenges in cancer diagnostics as DNA methylation is closely related to the diagnosis and treatment of tumors. In this study, a label-free fluorescence probe based on poly-thymine copper nanoclusters engineered by termina...

authors： Li Z,Pi T,Yang K,Xia Z,Feng Y,Zheng X,Deng R,Chi B

更新日期：2021-11-05 00:00:00

abstract：:Particulate matter 2.5 (PM2.5) exposure induces oxidative stress associated with many negative health outcomes such as respiratory disorders, cardiovascular disease and neurodegenerative disease. Research shows that diet and exercise can improve antioxidant defense against oxidative stress. This study is the first to ...

authors： Witkop JJ,Vertigan T,Reynolds A,Duffy L,Barati B,Jerome S,Dunlap K

更新日期：2021-11-01 00:00:00

abstract：:The development of environmentally friendly and transparent superhydrophilic food packaging materials is essential in our daily lives. The objective of this study was to develop a simple method of preparing a superhydrophilic, transparent, and biodegradable composite film. The composite film was obtained by soaking a ...

authors： Yu M,Zhao S,Yang L,Ji N,Wang Y,Xiong L,Sun Q

更新日期：2021-11-01 00:00:00

abstract：:The paper presents the results of inverse gas chromatographic (IGC) research on two novel polysiloxanes: poly{dimethylsiloxane-co -[4-(2,3-difluoro-4-hydroxyphenoxy)butyl]methylsiloxane} and poly{dimethylsiloxane-co -[4-(4-hydroxyphenoxy)butyl]methylsiloxane}, dubbed PMFOS and PMOS respectively, designed for use as ch...

authors： Grabka M,Jasek K,Witkiewicz Z

更新日期：2021-11-01 00:00:00

abstract：:With the development of mass spectrometry imaging (MSI), techniques providing quantitative information on the spatial distribution have attracted more attentions recent years. However, for MSI of endogenous compounds in bio-samples, the uncertainty of locally varied sampling efficiencies always hinders accurate absolu...

authors： Luo S,Wu Q,Li Y,Lu H

更新日期：2021-11-01 00:00:00

abstract：:In resource-limited settings, fast and simple point-of-need tests should facilitate healthcare providers the identification of pathogens avoiding empirical suboptimal treatments with broad-spectrum antibiotics. A rapid optical whole cell bacterial biosensor has been here developed using sialic acid functionalized gold...

authors： Landa G,Miranda-Calderon LG,Sebastian V,Irusta S,Mendoza G,Arruebo M

更新日期：2021-11-01 00:00:00

abstract：:High-performance nano-based superhydrophobic coatings have attracted tremendous attention in a wide range of sectors. As a biodegradable and low-cost natural polymer, starch nanoparticles (SNPs) exhibit significant potential for use in many advanced materials. However, nano-starch based superhydrophobic coatings have ...

authors： Wang F,Chang R,Ma R,Tian Y

更新日期：2021-11-01 00:00:00

abstract：:The endogenous epigenetic marker 5-formylcytosine (5 fC) is introduced by 5-methylcytosine (5 mC) oxidation under action of enzyme oxidation, and plays an important role in many life activities. Since the content of 5 fC in mammalian tissues and cells is very low, it is necessary to exploit a sensitive and specific de...

authors： Wang Q,Yin H,Ding J,Fang X,Zhou Y,Ai S

更新日期：2021-11-01 00:00:00

abstract：:Hydrogen peroxide (H2O2) plays a vital role in organism due to its strong oxidizability, especially in resisting the invasion of pathogens. Cancer cells have abnormal concentrations of hydrogen peroxide due to their disordered reproduction. In complex biological systems, however, conventional fluorescent probes based ...

authors： Ren M,Dong D,Xu Q,Yin J,Wang S,Kong F

更新日期：2021-11-01 00:00:00

abstract：:Fucoidans are a class of sulfated fucose-containing bioactive polysaccharides produced by brown algae. The biological effects exhibited by fucoidans are thought to be related to their sulfation. However, the lack of methods for sulfation control does not allow for a reliable conclusion about the influence of the posit...

authors： Silchenko AS,Rasin AB,Zueva AO,Kusaykin MI,Zvyagintseva TN,Rubtsov NK,Ermakova SP

更新日期：2021-11-01 00:00:00

abstract：:The monitoring of microplastics in the environment is crucial to determine the relevance and trends of this contamination necessary to plan environmental protection policies. Monitoring data reliability is essential for this purpose. This work describes a methodology for the reliable identification of the most abundan...

authors： Morgado V,Gomes L,Bettencourt da Silva RJN,Palma C

更新日期：2021-11-01 00:00:00

abstract：:The purpose of this study was to use hydroxypropyl-β-cyclodextrin (HP-β-CD) as a novel carrier in solid SNEDDS and solid dispersions to enhance the solubility and oral bioavailability of poorly water-soluble dexibuprofen. The novel dexibuprofen-loaded solid SNEDDS was composed of dexibuprofen, corn oil, polysorbate 80...

authors： Kim JS,Choi YJ,Woo MR,Cheon S,Ji SH,Im D,Ud Din F,Kim JO,Youn YS,Oh KT,Lim SJ,Jin SG,Choi HG

更新日期：2021-11-01 00:00:00

abstract：:A fluorometry assay for trypsin sensitive determination has been presented. The fluorescence of the system at 370/445 nm is derived from thiochrome obtained by in-situ oxidation of thiamine. Based on the inner filter effect, cytochrome C (Cyt C) can quench the fluorescence at 445 nm effectively. Cyt C is specifically ...

authors： Yao Z,Liu Y,Diao Y,Hu G,Qian Y,Li Z

更新日期：2021-11-01 00:00:00

abstract：:An Enzyme Linked ImmunoMagnetic Electrochemical assay (ELIME) was developed for the detection of the hepatitis A virus (HAV). This system is based on the use of new polydopamine-modified magnetic nanobeads as solid support for the immunochemical chain, and an array of 8 screen-printed electrodes as a sensing platform....

authors： Micheli L,Fasoli A,Attar A,Donia DT,Divizia M,Amine A,Palleschi G,Salazar Carballo PA,Moscone D

更新日期：2021-11-01 00:00:00

abstract：:A key factor in the fight against viral diseases such as the coronavirus (COVID-19) is the identification of virus carriers as early and quickly as possible, in a cheap and efficient manner. The application of deep learning for image classification of chest X-ray images of COVID-19 patients could become a useful pre-d...

authors： Calderon-Ramirez S,Yang S,Moemeni A,Elizondo D,Colreavy-Donnelly S,Chavarría-Estrada LF,Molina-Cabello MA

更新日期：2021-11-01 00:00:00

abstract：Background:Given the increased fluconazole resistance (FR) among Candida isolates, we assessed the suitability of disk diffusion susceptibility testing (DDT) for the early detection of FR using well-characterized Candida isolates. Methods:In total, 188 Candida isolates, including 66 C. albicans (seven Erg11 mutants), ...

authors： Jeon S,Shin JH,Lim HJ,Choi MJ,Byun SA,Lee D,Lee SY,Won EJ,Kim SH,Shin MG

更新日期：2021-11-01 00:00:00

abstract：:Carotenoid content in maize sprouts can be increased by NaCl stress, although high NaCl concentrations negatively impact plant growth. The effects of exogenous methyl jasmonate (MeJA) on contents of carotenoid and antioxidant capacity of yellow maize sprouts under NaCl stress were investigated. Our results showed that...

authors： He W,Luo H,Xu H,Zhou Z,Li D,Bao Y,Fu Q,Song J,Jiao Y,Zhang Z

更新日期：2021-11-01 00:00:00

abstract：:Lycopene was extracted from pink grapefruit using SC-CO2 and rice bran oil as co-solvent. Response surface methodology was employed to evaluate the individual and interactive effects of three process parameters varied at five levels i.e. pressure (250, 300, 375, 450 & 500 bar), temperature (55, 60, 70, 80 & 85 °C), an...

authors： Dhakane-Lad J,Kar A

更新日期：2021-11-01 00:00:00

abstract：:A novel active packaging film was prepared in this study that incorporated Akebia trifoliata (Thunb.) Koidz. peel extracts (APE) and montmorillonite (MMT) into chitosan (CH) films. Compared with the pure CH film, the CH/APE film showed significantly higher tensile strength, elongation at break, UV light resistance, an...

authors： Jiang Y,Yin H,Zhou X,Wang D,Zhong Y,Xia Q,Deng Y,Zhao Y

更新日期：2021-11-01 00:00:00

abstract：:Determination of geographical origin of honey is important to consumers to confirm authenticity. This study investigated the elemental fingerprint of 181 honey samples collected from apiary sites in six regions of North Island, New Zealand to determine if differences were observed due to region of collection or land u...

authors： Grainger MNC,Klaus H,Hewitt N,French AD

更新日期：2021-11-01 00:00:00

abstract：:Inhibition of maltase, sucrase, isomaltase and glucoamylase activity by acarbose, epigallocatechin gallate, epicatechin gallate and four polyphenol-rich tea extract from white, green, oolong, black tea, were investigated by using rat intestinal enzymes and human Caco-2 cells. Regarding rat intestinal enzyme mixture, a...

authors： Kan L,Capuano E,Fogliano V,Verkerk R,Mes JJ,Tomassen MMM,Oliviero T

更新日期：2021-11-01 00:00:00

abstract：:The quality of poultry goose meat is closely related to its marketable ages, with meat quality varying with increasing marketable age. Geese of two marketable ages (70-day and 120-day) were selected to understand the mechanisms behind this effect. Darker and redder meat; chewier and higher water-holding capacity (WHC)...

authors： Weng K,Huo W,Gu T,Bao Q,Cao Z,Zhang Y,Zhang Y,Xu Q,Chen G

更新日期：2021-11-01 00:00:00

abstract：:The present study investigates volatile organic compound (VOC) compositional changes in Liuyang Douchi during fermentation via a HS-GC-IMS and HS-SPME-GC-MS combination approach. A total of 115 VOCs were identified from Douchi, most of which were accumulated during pile fermentation. Notably, most alcohols and acids d...

authors： Chen Y,Li P,Liao L,Qin Y,Jiang L,Liu Y

更新日期：2021-11-01 00:00:00