Themed collection 2021 RSC Advances HOT Article Collection
Advances in Pd-catalyzed C–C bond formation in carbohydrates and their applications in the synthesis of natural products and medicinally relevant molecules
This review highlights the recent progress of Pd-catalyzed reactions in carbohydrates. Different types strategies and applications in the synthesis of natural products, SGLT2 inhibitors and biologically active have been included in this review.
Photoelectron photofragment coincidence spectroscopy of carboxylates
Photoelectron photofragment coincidence spectroscopy studies of a range of carboxylate anions are reviewed, revealing details of the decarboxylation dynamics of carboxyl radicals.
A periodic review of chemical and pharmacological profiles of Tubiechong as insect Chinese medicine
Tubiechong, in Chinese medicine, denotes the dried female insects of Eupolyphaga sinensis Walker (ESW) or Polyphaga plancyi Bolivar (PPB).
A review on the phytochemistry and pharmacology of the herb Scoparia dulcis L. for the potential treatment of metabolic syndrome
This review discusses the chemical constituents and pharmacological effects of S. dulcis plants. S. dulcis provides new potential for medicine and can be promoted as a complementary or alternative therapy for patients with chronic conditions.
DNA interfaces with dimensional materials for biomedical applications
DNA interfaces with 0–3 dimensional materials through physisorption and chemisorption mechanisms acquire unique interfacial character for novel biomedical applications.
The phytochemistry, pharmacology and traditional medicinal use of Glechomae Herba – a systematic review
Glechomae Herba is a Chinese herb, which has been used in China for thousands of years, mainly for the treatment of nephrolithiasis.
Asymmetric [4 + 2] cycloaddition synthesis of 4H-chromene derivatives facilitated by group-assisted-purification (GAP) chemistry
A new asymmetric method for the synthesis of highly functionalized 4H-chromenes was developed via Group-Assisted Purification (GAP) chemistry and shown in good to high yield and excellent diastereoselectivity.
A catalytic ozonation process using MgO/persulfate for degradation of cyanide in industrial wastewater: mechanistic interpretation, kinetics and by-products
Cyanide-laden wastewaters are extremely toxic and it is of vital importance to treat them prior to discharge to receiving water resources.
New triterpenes from Cimicifuga yunnanensis down-regulating the mRNA expression of CD147, MMP-2, and MMP-9
Eleven new 9,19-cycloartane triterpenes (CTs) (1–9, 11–12) and one undescribed lanostane-type aglycone (10) were identified from Cimicifuga yunnanensis. CTs aglycones 7 and 8 potently down-regulated the mRNA expression of CD147, MMP-2, and MMP-9.
Inhibitory mechanism of two homoisoflavonoids from Ophiopogon japonicus on tyrosinase activity: insight from spectroscopic analysis and molecular docking
The inhibition mechanism of two homoisoflavonoids from Ophiopogon japonicus including methylophiopogonanone A (MO-A) and methylophiopogonanone B (MO-B) on tyrosinase (Tyr) was studied by multiple spectroscopic techniques and molecular docking.
Nitrogen doped carbon for Pd-catalyzed hydropurification of crude terephthalic acid: roles of nitrogen species
Pd on N doped activated carbon exhibited increased activity and stability in 4-CBA hydrogenation relative to Pd catalysts without N doping. Higher dispersion of Pd0 and facile activation of H2 accounted for the better activity of Pd/NC.
The radical scavenging activity of muriolide in physiological environments: mechanistic and kinetic insights into double processes
Muriolide, which is a natural lactone that was isolated from Ranunculus muricatus, is a promising natural radical scavenger in the physiological environment.
NS3/4A helicase inhibitory alkaloids from Aptenia cordifolia as HCV target
Chemical investigation of Aptenia cordifolia roots extract, using chromatographic and spectroscopic techniques, resulted in isolation and identification of eight known compounds.
Photodegradable antimicrobial agents − synthesis, photodegradation, and biological evaluation
The synthesis of several new compounds containing an ethanolamine moiety are reported, of which two exhibit promising antimicrobial activity (at the 6 μM level).
Leucomethylene blue probe detects a broad spectrum of reactive oxygen and nitrogen species
A broad spectrum ROS/RNS sensing butylated phenol tethered leucomethylene blue is presented. This probe detects a variety of ROS/RNS, with up to 100-fold gain in fluorescence in the red range, is suitable for microscopic and macroscopic in vivo fluorescence imaging.
Liposome leakage and increased cellular permeability induced by guanidine-based oligomers: effects of liposome composition on liposome leakage and human lung epithelial barrier permeability
In this study, liposome leakage using different liposome compositions and increased cellular permeability of human lung monolayer models induced by PHMG and PHMB were investigated.
Boric acid as a precatalyst for BH3-catalyzed hydroboration
Cheap and air-stable boric acid is shown to be a good precatalyst for BH3 hydroboration of esters and carbonates.
Discovery of 8-prenylnaringenin from hop (Humulus lupulus L.) as a potent monoacylglycerol lipase inhibitor for treatments of neuroinflammation and Alzheimer's disease
Discovery of natural product inhibitors against human monoacylglycerol lipase by pharmacophore-based drug screening, LibDock molecular docking and in vitro biochemical examinations.
Patterning 2D materials for devices by mild lithography
Mild lithography allows patterning of 2D materials while minimizing processing-induced defects. Thus, their structural integrity and intrinsic properties are preserved.
Design, synthesis and cytotoxic evaluation of a library of oxadiazole-containing hybrids
Synthesized hybrids of 1,2,4-oxadiazole and 1,3,4-oxadiazole connecting a penicillin and aliphatic amino acids displayed a high degree of cytotoxic selectivity.
The kinetics and mechanism of H2O2 decomposition at the U3O8 surface in bicarbonate solution
A transition from catalytic to oxidative H2O2 decomposition on U3O8 was observed with NaHCO3 with significant implications for uranium dissolution.
Toxicity of Nd2WO6 nanoparticles to the microalga Dunaliella salina: synthesis of nanoparticles and investigation of their impact on microalgae
In this work, Nd2WO6 nanoparticles were synthesized by the ultrasonic method for the first time. Also, for the first time, the impact of these nanoparticles on the environment was investigated.
Ligand-based pharmacophore modeling and molecular dynamic simulation approaches to identify putative MMP-9 inhibitors
MMP-9 is a calcium-dependent zinc endopeptidase that plays a crucial role in various diseases and is a ubiquitous target for many classes of drugs.
Structurally diverse diterpenoid alkaloids from the lateral roots of Aconitum carmichaelii Debx. and their anti-tumor activities based on in vitro systematic evaluation and network pharmacology analysis
In vitro systematic evaluation and network pharmacology analysis to explore the anti-tumor activities of thirty-seven diterpenoid alkaloids (DAs) from Aconitum carmichaelii Debx., including the first reported C20-DA glucoside and three new C19-DAs.
Development of structurally extended benzosiloxaboroles – synthesis and in vitro biological evaluation
The synthesis of potassium 6-hydroxy-7-chloro-1,1-dimethyl-3,3-difluorobenzo-1,2,3-siloxaborolate 5b from readily available 4-bromo-2-chlorophenol was developed.
Catalyst-free synthesis of novel 1,5-benzodiazepines and 3,4-dihydroquinoxalines using isocyanide-based one-pot, three- and four-component reactions
Reaction of benzimidazole derivatives with an isocyanide and acetone led to tricyclic benzodiazepine derivatives or dihydroquinoxalines depending on the nature of the substituents R1 and R2.
Probing the ionic structure of FLiNaK–ZrF4 salt mixtures by solid-state NMR
The evolution of the [ZrxFy]4x−y ionic structures in FLiNaK–ZrF4 salt mixtures was elucidated through solid-state NMR techniques when the melt salts were being solidified.
Chemical and biological studies on the soft coral Nephthea sp.
The cytotoxic potential of the crude extract, different fractions, and green synthesized nanoparticles of the soft coral Nephthea sp. was studied, supported by LC-HR-ESI-MS metabolomics analysis and molecular docking of the dereplicated compounds.
Transient release of radioactive iodine from the fission of UF4 in 2LiF–BeF2 salt
The reaction between hot atoms of fission product iodine causes its partial release and is affected by the redox condition of FLiBe salt.
In silico study of natural compounds from sesame against COVID-19 by targeting Mpro, PLpro and RdRp
Natural products and traditional medicine products with known safety profiles are a promising source for the discovery of new drug leads.
Potential inhibitors for SARS-CoV-2 Mpro from marine compounds
Preventing the biological activity of SARS-CoV-2 main protease using natural compounds is of great interest.
Photocatalytic and antibacterial activities of Tl–Hg–I nanocomposites: sonochemical synthesis and characterization
In this work, Tl4HgI6/HgI2 nanocomposites were synthesized by a rapid ultrasonic method. The photocatalytic properties of the nanocomposites were evaluated for the first time. Photocatalytic properties were performed for six industrial dyes.
Exploration of stilbenoid trimers as potential inhibitors of sirtuin1 enzyme using a molecular docking and molecular dynamics simulation approach
A combination of molecular docking and molecular dynamics simulation (250 ns) has been carried out to study the interaction of stilbenoid trimer compounds with the SIRT1 enzyme as the target protein.
A fluorine-18 labeled radiotracer for PET imaging of γ-glutamyltranspeptidase in living subjects
A radiotracer ([18F]GCPA)2 for sensitively and specifically detecting the expression level of γ-glutamyltranspeptidase in living subjects was reported.
Pd-catalyzed synthesis of 1-(hetero)aryl-2,2,2-trichloroethanols using chloral hydrate and (hetero)arylboroxines
N-heterocyclic carbene (NHC)-coordinated cyclometallated palladium complex (CYP) catalyzed (hetero)aryl addition of chloral hydrate using (hetero)arylboroxines, providing a new approach to 1-(hetero)aryl-2,2,2-trichloroethanols.
Computational estimation of potential inhibitors from known drugs against the main protease of SARS-CoV-2
Approved drugs predicted to interact with critical residues in the substrate-binding site of SARS-CoV-2 Mpro can be promising inhibitors.
The effect of 2D tungsten disulfide nanoparticles on Lewis lung carcinoma cells in vitro
WS2 2D nanoparticles show no cytotoxic and/or cytostatic effect on Lewis lung carcinoma cells after one day incubation. Only after two days incubation we registered cytotoxic effect. Cells incubated with 2D WS2 nanoparticles have luminescence in the blue spectral region.
High mass loading flower-like MnO2 on NiCo2O4 deposited graphene/nickel foam as high-performance electrodes for asymmetric supercapacitors
A NiCo2O4/MnO2 heterostructure with high mass loading MnO2 microflowers was built on the surface of 3D graphene/nickel foam for the preparation of an asymmetric supercapacitor with splended energy density (45.9 Wh kg−1).
In silico identification of potential SARS COV-2 2′-O-methyltransferase inhibitor: fragment-based screening approach and MM-PBSA calculations
The identification of AP-20 as a potential SARS COV-2 2′-O-methyltransferase inhibitor: fragment-based screening approach and MM-PBSA calculations.
Anisotropic crystallite size distributions in LiFePO4 powders
Large composite particles of LiFePO4 powders registered by TEM with at least 30% amount are recorded by XRD as smaller crystallites with at least 45% amount.
Flavonoids of Salvadora persica L. (meswak) and its liposomal formulation as a potential inhibitor of SARS-CoV-2
Several studies are now underway as a worldwide response for the containment of the COVID-19 outbreak; unfortunately, none of them have resulted in an effective treatment.
Dual-signal lateral flow assay using vancomycin-modified nanotags for rapid and sensitive detection of Staphylococcus aureus
A colorimetric-fluorescent dual-signal lateral flow assay was proposed for the sensitive detection of S. aureus by using vancomycin-modified SiO2–Au-QD tags.
Vibrational analysis of acetylcholine binding to the M2 receptor
We recently reported difference FTIR spectra upon binding of Ach to M2R.
Construction of 1T-MoS2 quantum dots-interspersed (Bi1−xFex)VO4 heterostructures for electron transport and photocatalytic properties
The present study reports trigonal phase molybdenum disulfide quantum dots (MoS2/QDs)-decorated (Bi1−xFex)VO4 composite heterostructures.
Identification of (2R,3R)-2-(3,4-dihydroxyphenyl)chroman-3-yl-3,4,5-trihydroxy benzoate as multiple inhibitors of SARS-CoV-2 targets; a systematic molecular modelling approach
Structure-based insilico-guided screening of potential polytargeting anti-COVID phytochemical: gallocatechin gallate analogue.
Synthesis of some new distyrylbenzene derivatives using immobilized Pd on an NHC-functionalized MIL-101(Cr) catalyst: photophysical property evaluation, DFT and TD-DFT calculations
The Pd–NHC–MIL-101(Cr) catalyst was found to be an efficient heterogeneous catalyst in the synthesis of DSB and stilbene π-conjugated materials using Heck chemistry.
Transmembrane anion transport promoted by thioamides
Highly active transmembrane anion carriers based on the 1,8-dithioamidocarbazole scaffold are presented, demonstrating the superior performance of thioamides as compared with their parent amides.
A phytochemical-based medication search for the SARS-CoV-2 infection by molecular docking models towards spike glycoproteins and main proteases
Identifying best bioactive phytochemicals from different medicinal plants using molecular docking techniques demonstrates a potential pre-clinical compound discovery against SARS-CoV-2 viral infection.
The influence of terpenes on the release of volatile organic compounds and active ingredients to cannabis vaping aerosols
Cannabinoid and VOC emissions from vaping cannabis concentrates vary depending on terpene content, power level and consumption method.
Nasopharyngeal carcinoma related miRNA detection through a DSN enzyme assisted tetrahedral probe for more accurate prognosis
MicroRNAs (miRNAs) play a pivotal role in cellular functions and in the development and progression of cancer.
OBP-functionalized/hybrid superparamagnetic nanoparticles for Candida albicans treatment
Hybrid superparamagnetic nanoparticles functionalized with odorant binding proteins for Candida albicans treatment.
Biologically guided isolation and ADMET profile of new factor Xa inhibitors from Glycyrrhiza glabra roots using in vitro and in silico approaches
Biologically guided isolation of new factor Xa inhibitors from Glycyrrhiza glabra roots.
A simple way to fabricate pure anatase 2D TiO2 IO monolayer: structure, color control and its application in electrochromism
Pure anatase TiO2 2D IO films produced by “dynamic-hard-template infiltration” strategy simply using TiOSO4 aqueous solution as precursor and templated from various PS spheres diameters exhibit distinct structural colors and EC optical modulation.
Inversion kinetics of some E/Z 3-(benzylidene)-2-oxo-indoline derivatives and their in silico CDK2 docking studies
Solvent induced E–Z isomerization kinetics of some 3-(benzylidene)indolin-2-ones.
Breaking the bottleneck: stilbene as a model compound for optimizing 6π e− photocyclization efficiency
TEMPO is more effective than iodine in free-radical mediated, photochemical oxidative cyclization of stilbenes at elevated concentrations.
Novel and versatile artificial intelligence algorithms for investigating possible GHSR1α and DRD1 agonists for Alzheimer's disease
Using artificial intelligence technology to screen possible herbal drugs for Alzheimer's disease.
Synthesis, crystal structure and antibacterial studies of dihydropyrimidines and their regioselectively oxidized products
Known methods of synthesis of dihydropyrimidines and their oxidized products were modified, the impact of hydrogen bonds on stabilization of preferred tautomer and biological activities were studied.
Structural and electronic properties of layered nanoporous organic nanocrystals
The effect of dispersion interactions on the geometric and electronic properties of novel porous organic nanocrystals.
Combination of system biology to probe the anti-viral activity of andrographolide and its derivative against COVID-19
The present study aimed to investigate the binding affinity of andrographolide and its derivative i.e. 14-deoxy-11,12-didehydroandrographolide with targets related to COVID-19 and their probable role in regulating multiple pathways in COVID-19 infection.
The spirobichroman-based polyimides with different side groups: from structure–property relationships to chain packing and gas transport performance
Effect of substituents on the dihedral angle and chain packing plays a critical role in the enhancement in the gas separation performance of polymer membranes.
Improving the performance of quantum-dot light-emitting diodes via an organic–inorganic hybrid hole injection layer
The performance of the quantum-dot light-emitting diodes was improved by using an organic–inorganic hybrid hole injection layer.
In situ electro-organic synthesis of hydroquinone using anisole on MWCNT/Nafion modified electrode surface and its heterogeneous electrocatalytic reduction of toxic Cr(VI) species
MWCNT-surface confined Hydroquinone/quinone redox system is prepared in situ method and used for mediated reduction of Cr(VI) species
Self-ordered anodic porous alumina with inter-hole spacing over 1.5 μm
Self-ordered anodic porous alumina with inter-hole spacing of 1.8 μm.
Transition metals enhance prebiotic depsipeptide oligomerization reactions involving histidine
Transition metals enhance prebiotic proto-peptide oligomerization reactions through direct association with histidine.
Impact of porous nanomaterials on inhibiting protein aggregation behaviour
Aggregation of intrinsically disordered as well as the ordered proteins under certain premises or physiological conditions leads to pathological disorder.
Ligand compatibility of salacinol-type α-glucosidase inhibitors toward the GH31 family
Salacinol-type α-glucosidase inhibitors are ligand-compatible with the GH 31 family. Salacinol and its 3′-O-benzylated analogs inhibit human lysosomal α-glucosidase at submicromolar levels.
Effect of ion exchange resin particle size on homogeneity and leachability of Cs and Co in polymer waste form
Ball mill ground IER waste form resulted in relatively better homogeneous waste distribution and displayed superior Cs leachability compared with the same polymer waste form prepared with non-ground IER.
Bio-engineered palladium nanoparticles: model for risk assessment study of automotive particulate pollution on macrophage cell lines
The surge in vehicular activity in densely populated areas has led to an increased concentration of airborne palladium nanoparticles (PdNPs) in the environment.
Amino acid ester-coupled caffeoylquinic acid derivatives as potential hypolipidemic agents: synthesis and biological evaluation
Amino acid ester-coupled caffeoylquinic acid derivatives as potential hypolipidemic agents.
β-Cyclodextrin: a supramolecular catalyst for metal-free approach towards the synthesis of 2-amino-4,6-diphenylnicotinonitriles and 2,3-dihydroquinazolin-4(1H)-one
A vast range of 2-amino-4,6-diphenylnicotinonitrile and 2,3-dihydroquinazolin-4(1H)-one were synthesized through a metal-free one-pot multi-component synthesis using β-cyclodextrin as an efficient supramolecular organocatalyst.
About this collection
Welcome to our HOT article collection.
These articles have been selected by our reviewers and handling editors as HOT. The collection includes articles published in RSC Advances in 2021.
We hope you enjoy reading these articles and congratulations to all the authors whose articles are featured!