User contributions for Copyplane5

04:3204:32, 30 May 2024 diff hist +5,220‎ N However little quantitative data exist on the migration and attenuation of ARGs in estuary ecosystem which is central to predicting their fate after release into marine environment ‎ Created page with "Moreover, [https://skovbjerglaug.livejournal.com/profile Seebio Photosensitive Acid Generator] of multiple chemical contaminants and water quality constituents should be understood to amplify and attenuate antibiotic resistance levels. To determine the prevalence and examine the fate of sulfonamide ARGs (sul-ARGs) in two estuaries under different effects of anthropogenic activities, we analyzed the sul-ARGs (sul1, sul2, and sul3), class 1 integrons (int1), and bacterial..." current

04:3604:36, 28 May 2024 diff hist +5,870‎ N The textbook concept of shielding cone is one of the characteristic properties for planar aromatic species which explains the nuclear shielding of neighbor molecules located above and below the molecular plane ‎ Created page with "Here, we explore its resemblance in spherical aromatic fullerenes, where particularly for C606-, it explains the record for the highest shielding observed via 3He-NMR for the induced shielding cone was observed for the latter with its long-range shielding character. In contrast to planar aromatics which give rise to a shielding cone property only for a perpendicularly oriented field, it was found that the shielding cone in spherical aromatic fullerenes occurs to any orie..." current

04:4004:40, 24 May 2024 diff hist +5,621‎ N The information for strains and structural specific barriers appears to be contained exclusively in the folding of the pathological isoform PrPSc ‎ Created page with "Many recent studies determined that de novo prion strains could be generated in vitro from the structural conversion of recombinant (rec) prion protein (PrP) into amyloidal structures. Our aim was to elucidate the conformational diversity of pathological recPrP amyloids and their biological activities, as well as to gain novel insights in characterizing molecular events involved in mammalian prion conversion and propagation. To this end we generated infectious materials..." current

04:5504:55, 23 May 2024 diff hist +5,601‎ N The xylenes underwent three processes of photoisomerization photodecomposition and photooxidation to produce intermediates of aromatics alkanes and carbonyls ‎ Created page with "Among them, the photo-isomerization products showed the highest concentration percentage (e.g., ≥50% in o-xylene system), confirming that photo-isomerization reaction was the dominated photodegradation process of xylenes. Moreover, these isomerized products not only contributed about 97% and 91% to the formation potential of O3 (OFP) and secondary organic aerosols (SOAFP), but also displayed obvious non-carcinogenic risk, although one of photodecomposition product-benz..." current

04:3604:36, 22 May 2024 diff hist +5,479‎ N Coradiolysis of benzene with nitrite generates NO2 in addition to the hydroxycyclohexadienyl radical ‎ Created page with "[https://sensible-carnation-h1pfjj.mystrikingly.com/blog/the-newly-available-meso-tetraarylazuliporphyrins-13-similarly-afforded-the Seebio Photoinitiator] interact with one another (product: nitrobenzene via nitro-hydroxycyclohexadienes) but the *NO2 radical is also capable of abstracting cyclohexadienylic hydrogens. This reaction leads to the formation of 2- and 4-nitrophenol and to further nitrated products that were not identified. These are suggested to be formed in..." current

03:1003:10, 20 May 2024 diff hist +5,229‎ N The aromaticityantiaromaticity of substituted cyclopentadienyl derivatives has been measured using energetic magnetic and structural criteria to take into account the multidimensional character of aromaticity ‎ Created page with "Furthermore, the Euclidean distance values (d(j)) for all compounds have been estimated using the neural network developed previously. It has been demonstrated that the d(j) as a scale of aromaticity overcomes the particular limitations of the ASE, Lambda, NICS and HOMA indices to describe the changes in the aromaticity of cyclopentadiene ring due to substituent effects. Additionally, it is shown that neural networks are useful tools for establishing structure-property r..." current

05:0805:08, 16 May 2024 diff hist +5,531‎ N With the possible exception of shallow water bodies containing low dissolved organic carbon we predict ACE to be a refractory compound in environmental waters which agrees well with many literature reports ‎ Created page with "We used two methods to measure the photoreactivity parameters of ACE, of which one is based on the monitoring of the time evolution of ACE alone and the other is based on the monitoring of both ACE and a reference compound (hereafter, they are referred to as substrate-only and substrate + reference method, respectively). The substrate + reference method can be time-saving, but it is potentially prone to interferences. In this work, ibuprofen and atraz..." current

05:0605:06, 10 May 2024 diff hist +5,594‎ N Significant challenges arise with shrinking feature sizes such as etching with thin masks ‎ Created page with "Traditionally this has been addressed with hard masks and consequently additional costly steps. Here we present a pathway to high selectivity soft mask pattern transfer using cryogenic plasma etching towards low-cost high throughput sub-10 nm nanofabrication. selectivity inductively coupled plasma etching of silicon. Selectivity was maximized on large features (400 nm-1 μm) with a focus on minimizing photoresist etch rates. An overall anisotropic profile with selectivit..." current

04:4104:41, 8 May 2024 diff hist +5,687‎ N Almost all the main ringcleavage pathways for aromatic compounds are found in C ‎ Created page with "necator: the beta-ketoadipate pathway, with its catechol, chlorocatechol, methylcatechol and protocatechuate ortho ring-cleavage branches; the (methyl)catechol meta ring-cleavage pathway; the gentisate pathway; the homogentisate pathway; the 2,3-dihydroxyphenylpropionate pathway; the (chloro)hydroxyquinol pathway; the (amino)hydroquinone pathway; the phenylacetyl-CoA pathway; the 2-aminobenzoyl-CoA pathway; the benzoyl-CoA pathway and the 3-hydroxyanthranilate pathway. A..." current

04:2504:25, 7 May 2024 diff hist +5,516‎ N The major part of mutagenicity 5565 was present in the fraction of polar aromatics followed by polar neutrals and the acetone subfraction of cyclohexane solubles approximately 10 each summarizing the results obtained with S ‎ Created page with "typhimurium TA 98, TA 98NR, YG 1021, YG 1024, TA 100, YG 1026, and YG 1029 with and without addition of S9. [https://diigo.com/0v86j1 Characterization and Spectroscopic Analysis of 6-butyl-n-hydroxynaphthimide trifluoromethanesulfonic acid] modified tester strains, either deficient in nitroreductase (TA 98NR) or overproducing nitroreductase (YG 1021, 1026) or O-acetyl-transferase (YG 1024, 1026), indicated a major contribution of nitroarenes to soil mutagenicity. With re..." current

04:2204:22, 30 April 2024 diff hist +5,318‎ N We then found that the degree of macrocyclic aromaticity is very sensitive to the way of oligomerization ‎ Created page with "In general, it is markedly suppressed by linkage or substitution at meso positions but is fairly insensitive to direct edge-to-edge fusion. These predictions are consistent with observed chemical shifts of protons attached to the porphyrin macrocycles. Antiaromatic circuits are created in doubly- and triply-linked porphyrin oligomers. These circuits must be the origin of paramagnetic currents induced around the naphthalene-like junction zones in triply-linked oligomers...." current

04:3404:34, 29 April 2024 diff hist +22‎ m Ambient temperature ligation of diene functional polymer and peptide strands onto cellulose via photochemical and thermal protocols ‎No edit summary current

04:5004:50, 25 April 2024 diff hist +5,224‎ N For a special HTI molecule namely an omegaamino acid the ZE isomerization process occurs on a timescale of 30 ps ‎ Created page with "In the course of the reaction fast processes on the 1-10 ps timescale are observed which point to motions of the molecule on the potential-energy surface of the excited state. The combination of transient absorption experiments in the visible spectral range with time-resolved fluorescence and infrared measurements reveal a photochemical pathway with three intermediate states. Together with a theoretical modelling procedure the experiments point to a sequential reaction s..." current

05:0705:07, 24 April 2024 diff hist +5,780‎ N Plausibility arguments for the conditions favouring a quantum mechanism of signal propagation along a microtubule are provided ‎ Created page with "Overall, we find that coherent energy transfer in tubulin and microtubules is © 2014 The Author(s) Published by the Royal Society. All rights reserved.Characterizations of volatile organic compounds during high ozone episodes in Atmospheric Physics, Nanjing University of Information Science & Technology, Air samples were collected in Beijing from June through August 2008, and concentrations of volatile organic compounds (VOCs) in those samples are here discussed. Th..." current

06:5006:50, 22 April 2024 diff hist +5,350‎ N However developing artificial materials in which molecularlevel motions could be amplified to behave macroscopically is still challenging ‎ Created page with "Herein, we present a class of mechanically interlocked networks (MINs) carrying densely rotaxanated backbones as a model system to understand macroscopic mechanical properties stemmed from the integration and amplification of intramolecular motion of the embedded [2]rotaxane motifs. On the one hand, the motion of mechanical bonds introduces the original dangling chains into the network, and the synergy of numerous such microscopic motions leads to an expansion of entire..." current

05:3905:39, 19 April 2024 diff hist +5,463‎ N The resulting longrange ordered fibrous nanodrugs show improved photophysical capabilities for fluorescence imaging and photothermal conversion and significantly promote the proliferation and differentiation of antitumor immune cells ‎ Created page with "Hence, the integration of rapid photothermal therapy and moderate immunomodulation for inhibiting tumor growth and eliminating tumor metastasis is promising. The utilization of clinically approved molecules to construct nanodrugs administered via localized injection amplifies the complementary photothermal immunotherapeutic effects of the components, creating opportunities for clinical translation as a treatment for pancreatic cancer.Microbial degradation of phthalates:..." current
04:2804:28, 19 April 2024 diff hist +4,949‎ N This study assessed the influence of gasoline fuels with varying levels of aromatics and ethanol on the primary emissions and secondary aerosol formation from a flexible fuel vehicle equipped with a port fuel injection engine ‎ Created page with "The vehicle was exercised over the LA92 and US06 driving cycles using a chassis dynamometer. Secondary aerosol formation potential was measured using a fast oxidation flow reactor. Results showed that the high aromatics fuels led to higher gaseous regulated emissions, as well as particulate matter (PM), black carbon, and total and solid particle number. The high ethanol content fuel (E78) resulted in reductions for the gaseous regulated pollutants and particulate emissio..." current

04:4304:43, 18 April 2024 diff hist +5,515‎ N Laccase was the most important enzyme during biodecolorization ‎ Created page with "Aside from the stimulating of laccase activity, lignin might be degraded by E. taxodii, and then these degraded low-molecular-weight metabolites could act as redox mediators promoting decolorization of azo dyes. The relationship between laccase and lignin degradation was investigated through decolorization tests in vitro with purified enzyme and dozens of aromatics, which can be derivatives of lignin and can function as laccase mediators or inducers. Dyes were decolorize..." current

10:5810:58, 16 April 2024 diff hist +5,591‎ N A customfabricated grating is employed in the configuration in order to achieve Effects of ozone on sciatic nerve in rat ‎ Created page with "This study evaluated the influence of ozone on rat sciatic nerve structure and function. Thirty Wistar rats were randomly divided into six groups (n = 5). In injected at [https://sensible-carnation-h1pfjj.mystrikingly.com/blog/1979-biochimica-et-biophysica-acta-548-128-138-is-slowed-in-the-mutant Seebio UV-Activated Acid Generator] of gluteus maximus margin and lateral edge of the long at the same point, and group V had puncture without any injection. Ozone was manufactu..." current

09:2809:28, 12 April 2024 diff hist +5,473‎ N The macromolecular signature either aliphatic glycopeptides carbohydrates or aromatic coinciding with infrared patterns of lignin tannins etc ‎ Created page with ") enabled us to characterize the different organic fractions during the course of microbial transformation. The results reveal significant changes in the nitrogen speciation patterns within the different organic fractions isolated from the wastewater. [https://blogfreely.net/seatshirt5/peripheral-aromatization-of-a4-to-estrone-e1-averaged-17-in-women-with 6-butyl-n-hydroxynaphthimide trifluoromethanesulfonic acid in Electrophilic Aromatic Substitution] in the relative pr..." current

04:3104:31, 11 April 2024 diff hist +5,637‎ N Direct synthesis of highly substituted 2cyclohexenones and sterically hindered benzophenones based on a 5C 1C annulation ‎ Created page with "The regiospecific [5C + 1C] annulation of readily available alpha-alkenoyl ketene (S,S)-acetals 1 with aryl methyl ketones 2, the less active methylene compounds, has been developed. Upon treatment of 1 with 2 in the presence of t-BuOK in DMF at room temperature, highly substituted 2-cyclohexenones 3 were synthesized in high to excellent diastereoselectivities with high yields. On the basis of this strategy, sterically hindered benzophenones 4 were conveniently MeONa/MeO..." current

07:0407:04, 8 April 2024 diff hist +5,329‎ N The microelectrode layout was photochemically patterned onto the surface of a PC plate by selective exposure of the surface coated without photoresist to 254 nm UV light through a chromiumquartz photomask ‎ Created page with "Thus, the PC plate was selectively sensitized by formation of reactive chemical moieties in the exposed areas. After a series of wet chemistry reactions, the UV-exposed area was activated with a layer of gold nanoparticles that served as a seed to catalyze the electroless plating. The gold microelectrode was then selectively plated onto the activated area by using an electroless gold plating bath. Nonselective gold deposition on the unwanted areas was eliminated by sonic..." current

04:3304:33, 3 April 2024 diff hist +5,375‎ N Catalytic Pyrolysis of Polyethylene for the Selective Production of Monocyclic Aromatics over the ZincLoaded ZSM5 Catalyst ‎ Created page with "The transformation of waste plastics into value-added aromatics could incentivize better waste plastic management. The reported studies had low selectivity for monocyclic aromatics because more polycyclic aromatic hydrocarbons and carbon residues were generated. The effects of temperature, pressure, and catalyst on monocyclic aromatic selectivity were explored using a central composite design (CCD) followed by the response surface methodology (RSM) at a high ramp rate of..." current

10:4310:43, 28 March 2024 diff hist +5,584‎ N The utility of PPF in electroanalytical applications is demonstrated by the separation and detection of various neurotransmitters ‎ Created page with "PPF is found to form a stable, low-capacitance, durable layer on quartz, which can then be used in conjunction with a microchip capillary electrophoretic device. Sinusoidal voltammetric detection at PPF electrodes is shown to be very sensitive, with a detection limit (S/N = 3) of 100 nM for dopamine, corresponding to a mass detection limit (S/N = 3) of 2 amol. The selectivity of analysis in the frequency domain is demonstrated by isolating each individual signal in a pai..." current

09:2309:23, 27 March 2024 diff hist +5,322‎ N Fluorescence intensities in both excitation wavelength ranges decayed exponentially with irradiation time consistent with firstorder kinetics ‎ Created page with "There was little change in wavelength for primary oil peaks. However, in the CDOM, wavelength range peaks typically shifted to longer excitation and shorter emission wavelengths, moving into the protein peak region of the CDOM EEM spectrum. This is consistent with a decrease in the complexity of the structure of the organic material. Half-lives for photodegradation ranged from 06 to 7 days for the oil wavelength range and 04 to 28 days for the CDOM wavelength r..." current

06:0006:00, 26 March 2024 diff hist +5,589‎ N Here maps of SEDD are obtained from theoretical densities and reveal such features as core electrons chemical bonds lone pairs and delocalization in aromatic systems ‎ Created page with "It is shown that SEDD provides fingerprints of aromaticity, which can be separated into geometric and electronic effects.Effect of Photobiomodulation in Rescuing Lipopolysaccharide-Induced Dopaminergic Cell Loss in the Male Sprague-Dawley Rat.Medicine and Health, The University of Sydney, NSW 2006, Australia.Medicine and Health, The University of Sydney, NSW 2006, Australia. Photobiomodulation (PBM) provides neuroprotection against dopaminergic cell death and associated..." current

04:2404:24, 25 March 2024 diff hist +5,464‎ N Under optimal conditions the reactions exhibit high para selectivity with little or no adamantane sideproduct being formed ‎ Created page with "The synthetic scope of this transformation was tested for representative alkylbenzenes and haloalkylbenzenes. [https://sensible-carnation-h1pfjj.mystrikingly.com/blog/monitoring-snps-is-of-significant-benefit-to-drug-design-and-disease-diagnosis 6-butyl-n-hydroxynaphthimide trifluoromethanesulfonic acid in Medicinal Chemistry] carried out in 1,2-dichloroethane (DCE) produce increased amounts of the meta isomer and substantial amounts of adamantane. Substrate selectivitie..." current

04:0704:07, 22 March 2024 diff hist +5,538‎ N These alterations are most severe in patients at the later stages of AIDS indicating a relationship with disease progression ‎ Created page with "Recently, a metabolic syndrome, termed lipodystrophy, has been described in successfully-treated HIV patients in whom the altered macronutrient metabolism of HIV infection appears to be amplified markedly, with concurrent alterations in adipose tissue patterning. This syndrome presents a paradox, as before the development of highly-active antiretroviral therapy (HAART) the most severe perturbations in metabolism were observed in the sickest patients. Now, [https://www.op..." current

04:4804:48, 21 March 2024 diff hist +5,454‎ N Photofabrication of onedimensional rough surfaces for lightscattering Mndez ER Ponce MA RuizCorts V Gu ZH ‎ Created page with "An optical method of fabricating randomly rough one-dimensional surfaces is described. The variations in the surface profile are produced by exposing photoresist-coated plates to a narrow line of light and scanning them under computer control. A theoretical analysis of the basic statistical properties of the fabricated surfaces is presented. These surfaces are in general non-Gaussian, but their statistics can be easily calculated, making them attractive for experimental..." current

04:2204:22, 18 March 2024 diff hist +5,619‎ N This could reflect flunarizineinduced coping of neuronal tissue with ischemiarelated ionic shifts ‎ Created page with "It is argued that photochemical thrombosis and middle cerebral artery occlusion can fruitfully complement each other as experimental stroke Synthesis of nitrile derivatives of estrogens.The first time synthesis of 7alpha- and 11beta-nitrile estradiol is described. Reaction of 7alpha-cyano-19-nortestosterone with copper(II)bromide in acetonitrile at room temperature results in aromatization of the A-ring. Treatment of 11beta-cyano-19-nortestosterone-17-one under similar c..." current

03:1103:11, 15 March 2024 diff hist +5,613‎ N The aromatic character of some small planar metallic clusters was revisited with an emphasis on their electrons ‎ Created page with "In contrast to previous reports, our approach based on magnetic ring current as an indicator for aromaticity points out that the σ electron delocalization in molecules behaves as an important contributor to their thermodynamic stability. Ring [https://kirkegaard-bang.federatedjournals.com/furthermore-tri-to-hepta-bde-bioaccessibility-increased-with-increasing-polarity-of-oms-while-with-decreasing-aromaticity-of-oms Applications of 6-butyl-n-hydroxynaphthimide trifluorom..." current

04:4504:45, 12 March 2024 diff hist +5,305‎ N These aromaticity changes led to intense fluorescence and DHX behaved as a selective turnon probe for acids and metal ions ‎ Created page with "Interestingly, this fluorescence turn-on system triggered by the aromaticity-based enhancement is not a typical system, such as the photoinduced electron transfer, aggregation-induced enhanced emission, and twisted intramolecular charge transfer systems, but is classified as a novel turn-on system.Synthesis of substituted estradiols by the selective aromatization of A-ring of steroidal 19-nor-Δ-4-3-ketones with phenylselenyl halides/hydrogen peroxide.A range of 6-, 7-,..." current

04:2204:22, 8 March 2024 diff hist +5,659‎ N Ambient temperature ligation of diene functional polymer and peptide strands onto cellulose via photochemical and thermal protocols ‎ Created page with "Linkert K, Goldmann AS, Börner HG, Barner-Kowollik C.Polymerchemie, Karlsruhe Institute of Technology (KIT), Engesserstr. 18, 76128, Karlsruhe, Germany; Institut für Biologische Grenzflächen, Karlsruhe Institute of Technology (KIT), Hermann-von-Helmholtz-Platz 1, 76344, In the present contribution, two novel ambient temperature avenues are introduced to functionalize solid cellulose substrates in a modular fashion with synthetic polymer strands (poly(trifluoro ethyl m..."

04:4404:44, 7 March 2024 diff hist +5,741‎ N However its reactivity is under debate since it can undergo a 1 4 reconstruction ‎ Created page with "Herein, we applied the many-body Green's function theory to investigate the electronic properties and excitons as well as the water adsorption behavior of the (1 × 4) unreconstructed anatase (001) surface and two reconstructed patterns, namely ADM and AOM. Our results revealed that the high reactivity of the (001) surface is probably not relevant to the reconstructed shape. [https://anotepad.com/notes/pxyt7hkn Chemical Properties and Reactions of 6-butyl-n-hydroxynaphth..." current

04:4104:41, 6 March 2024 diff hist +5,230‎ N Laser scanning confocal microscopy images reflected the AIE phenomenon of grafted TPE because the internal vibration and rotation of TPE molecules were restrained in the confined silica space ‎ Created page with "The contact angle test showed superhydrophobic properties of Sil-TPE. In order to understand thoroughly the mechanism of chromatographic performance and retention behavior for Sil-TPE, Tanaka test mixture, alkylbenzenes, polycyclic aromatic hydrocarbons (PAHs), and phenols were separated. This reveals that Sil-TPE has strong aromaticity and certain shape selectivity, especially, has excellent separation performance for PAHs and phenols. The thermodynamic properties and r..." current

10:2610:26, 29 February 2024 diff hist +5,341‎ N Sampling at RumuodomayaRumuodome and Ogale in Rivers Stateusing basins fastened to a Table 2M above ground and 120M from high features Rainwater was analysed after treatment using Agilent GCFID ‎ Created page with "Results show cumulative TPHs at R/R were 56551 mg/L, 39201 mg/L and 7283 mg/L, Ogale: 9217 mg/L, 59923 mg/L and 21825 mg/L. Aliphatic hydrocarbons: C5-C8 were < 1, low contamination, other carbon aggregates (C9-C16, C17-C35, and C36-C40) indicate high contamination. Chemometric assessment showed high contamination. TPHs aggregates at Rumuodomaya/Rumuodome were-C8-C11 (134 and 105) early rain, C18-C25 and C26-C33 has Carbon prefer..." current

07:0307:03, 28 February 2024 diff hist +5,503‎ N Based on this result siteselective photoirradiation of the TESUDSAM with the same radiation source was performed using a photomask ‎ Created page with "Lateral force microscopy images revealed that well-ordered microstructures of 5 x 5 microm2 square-shaped features are formed on the substrate. [https://www.openlearning.com/u/raunhegelund-s6xkmh/blog/ThusThePtcCal4X4XTePoClustersPossessTheStableEightElectronStructuresAnd26DoubleAromaticity Synthesis of 6-butyl-n-hydroxynaphthimide trifluoromethanesulfonic acid and its Variants] in chemical reactivity was characterized by fluorescence microscopy using specific bonding be..." current

03:5403:54, 27 February 2024 diff hist +5,547‎ N Our results therefore show that estrogen formation in the brain occurs with the same stereospecificity of hydrogen loss at C1 and C2 as in placental microsomes ‎ Created page with "Nuclear accumulation of estradiol derived from the aromatization of testosterone is inhibited by hypothalamic beta-receptor stimulation in the neonatal female We previously reported that hypothalamic beta-adrenergic receptor stimulation prevents testosterone (T)-induced androgenization (defeminization) of the female neonatal rat hypothalamus. It was hypothesized that hypothalamic beta-receptor stimulation blocks androgenization by reducing the nuclear accumulation of est..." current

04:5204:52, 26 February 2024 diff hist +5,197‎ N TFM is a pesticide used in the Laurential Great Lakes while niclosamide and nilutamide are used in cancer therapy ‎ Created page with "At first, a flow-through electrochemical cell was directly connected to a high resolution mass spectrometer to evaluate the ability of electrochemistry to produce the main reduction metabolites of nitro aromatic, nitroso, hydroxylamine, and amine functional groups. Electrochemical experiments were then carried out at a constant potential of -2 V before analysis of the reduction products by LC-HRMS, which confirmed the presence of the nitroso, hydroxylamine, and amin..." current

10:0410:04, 8 January 2024 diff hist +5,307‎ N Intriguingly advanced helical architectures were formed such as the longest helicenes up to oxa19helicene by closing 12 rings in a single synthetic operation or laterally extended helicenes e ‎ Created page with "g., [https://zenwriting.net/hyenaclick4/this-protocol-exhibits-a-broad-substrate-scope-to-both-n-alkyl Seebio UV-Activated Acid Generator] [7]helicenes). Utilizing the aforementioned synthetic methodology, the tailor-made helical molecular nanocarbons are now better accessible to be applied in enantioselective catalysis, chirality sensing, spintronics (based on chirality induced spin selectivity), chiroptics (to produce circularly polarized light emission), organic/molec..." current

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