he present research revolves around the impact of an optimized percentage of silver in vanadium pentoxide (Ag-V 2 O 5 ) expedient for embedding nanofillers in titanium-based super alloys envisaged for boosting the performance of structural materials used in high-supersonic and hypersonic missile surfaces. Bar-like Ag- doped V 2 O s nanofillers fabricated at 1, 3, and 5 % concentrations via microwave- assisted chemical solution technique were investigated for morphological, crystallographic, structural, and compositional properties by employing Field Emission Scanning Electron Microscopy, X-Ray Powder Diffractometry, Vibrational Raman Spectroscopy, and Fourier Transform Infrared Spectrometry. A blend of orthorhombic α- and monoclinic β- phases were identified as spectral fingerprints specific to the Ag-decorated V 2 O 5 crystalline structure. The Williamson-Hall method estimated the average crystallite size of α-Ag 3- VO 4 and β-Ag0.35-V 2 O 5 nanofillers as 31.4 and 29.9 nm, respectively. The best performance of the structural material transpired for the β-Ag0.333-V 2 O 5 phase at 3 % doping with 13.7 nm size, 0.35 % strain, and 4.113 g/cm 3 density. Keywords: Metal-matrix composites; Nano-composites;

Title: Prevalence of Acute Lymphoblastic Leukemia in the United States in 2017-2018: A SEER StudyAuthors: Shangyi Fu BS1,2, Sofia Piperno3, Danny Huynh BS3,

There are a wide variety of microbial inoculant types available to restoration practitioners, but little information as to which performs best under field conditions in dryland ecosystems. We used a meta-analysis of 62 dryland studies to provide the first quantitative comparison of native vs commercial, diverse vs single species, and fungal vs bacterial microbial inoculants. We found that while microbial inoculation increases plant growth compared to uninoculated counterparts, contrary to our expectations, the magnitude of effect was statistically similar for all the inoculant pairs. Our results suggest that land managers should use inoculant types that are readily available and easy to handle rather than complicated and expensive inoculants that combine multiple taxa of local origin microbes.

Camellia perpetua is a rare and unique species in the karst regions in Guangxi of south China, it is a rare camellia group that blooms almost all year round and its peak flowering period is in summer. To understand the rhythm of nectar secretion and the pattern of pollination of this species in different seasons, and exploring the influence of composition and amount of nectar on the behavior of its pollinator species. The average amount of nectar a single flower of C. perpetua was 129.14 ± 4.48 μL in the summer and sugar concentration was 25.77 ± 5.94%, which was 453.66 ± 4.67 μL and 25.77 ± 5.94% in winter, respectively. The rhythm of nectar secretion showed that less nectar was secreted during the day, much more nectar was secreted during the evening and night. The nectar was sucrose dominant in summer and winter, and composed mainly of sucrose, glucose and fructose. There were 18 types of amino acids in C. perpetua in summer, with a total of 1,317 ± 23.68 μg·mL-1, and 9 types of amino acids in winter, with a total of 530 ± 15.96 μg·mL-1. The bee pollinators visited the flowers more frequently in the summer than in the winter, while the birds visited the flowers more frequently in the winter. The change of pollinators’ adaptive behavior may be related to nectar production, sugar concentration and amino acid type and content in different seasons.

A 30-year-old woman arrived at our hospital with polymorphic ventricular tachycardia and hypothermia. Later, it was found that the cause was an overdose of caffeine exceeding the lethal dose.Although it is common for toxidrome caused by caffeine intoxication to produce hyperthermia , here we report a case of hypothermia.

Temporal processing of auditory data plays a crucial role in our proposed model of tinnitus development through stochastic resonance (SR). The model assumes a physiological mechanism optimizing auditory information transmission (as quantified by autocorrelation (AC) analysis) into the brain by adding the optimal amount of neuronal noise to otherwise subthreshold signals. We hypothesize that this takes place at the second synapse of the auditory pathway in the dorsal cochlear nucleus (DCN). We propose that after hearing loss, this neuronal noise is increased in the affected frequency-band to improve hearing thresholds at the cost of upward propagation of this added noise, which finally may be perceived as tinnitus. We already showed the improvement of hearing thresholds in a large population of patients. Until now, we did not investigate the differences in hearing thresholds based on the biological constraints of early auditory temporal processing (phase locking) that is only possible up to frequencies of 5 kHz. In this report, we grouped our patient database (N=47986) according to tinnitus pitch (TP) of below (TP<5kHz) or above (TP>5kHz) the 5 kHz limit or having no tinnitus (NT) and compared their mean audiograms. We found that TP<5kHz patients showed significantly better hearing thresholds than all other patient groups independent of age. No improvement was seen for TP>5kHz patients who even showed worse thresholds than NT patients for high frequencies. These results are further evidence for our SR model of tinnitus development and the existence of AC analysis at the level of the DCN.

Timely and objective assessment of the optimal season for the construction of remote sensing ecological index (RSEI) is of great significance for accurate and effective assessment of ecological environment quality. We manipulated RSEI in different seasons to monitor and evaluate seasonal ecological environment quality (EEQ) variations in the Beijing-Tianjin-Hebei （JJJ） region from 2001 to 2020. First, we evaluated the image quality, and the bad observations were interpolated. Second, the seasonal RSEI was constructed by MODIS, and we compared the eigenvalues contribution rate of PC1 in seasons. Third, we assessed the temporal and spatial variations in EEQ across the same season within distinct years. Third, Moran’s I was employed to evaluate the spatial autocorrelation of EEQ and the stability of mean and standard deviation of correlation between RSEI and four indicators of seasons was compared. The results showed that: 1)the PC1 component concentrates most of the characteristics of the four indicators, especially in summer (over 71%); 2) the Moran’ I in the summer of 2001, 2006, 2011, 2016, and 2020 are 0.909, 0.898, 0.917, 0.921, and 0.892, respectively, which indicated that the EEQ has a strong positive spatial correlation. 3) the correlation between the four indicators and summer RSEI showed high correlation in different years, and the standard deviation of the correlation between the four indicators and RSEI fluctuated most slightly in summer, which the std of NDVI, WET, LST, and, NDBSI were 0.005, 0.052, 0.026, and 0.017, respectively. 4) Only the RSEI in summer and the VCF show spatial distribution consistency in the long time series RSEI spatial distribution of four seasons. This study explored the spatiotemporal variations of EEQ in the JJJ region at a seasonal scale, which can provide a reference for selecting the optimum season for the ecological quality monitoring of urban agglomeration in the future.

A document by Nasrin Safarian. Click on the document to view its contents.

Temporal changes in community composition are a facet of biodiversity change and are referred to as temporal beta diversity. Macroecological patterns of temporal beta diversity have gained attention because of the recent biodiversity crisis. However, no one has seriously studied how temporal beta diversity differs from spatial beta diversity, and the most basic neutral dynamics and temporal beta-diversity patterns remain unknown. Therefore, the present study aimed to reveal the basic properties of temporal beta-diversity patterns under neutral dynamics and identify their differences from those of spatial beta-diversity patterns. A simulation of neutral dynamics was conducted to test the parameter dependency of temporal beta-diversity patterns. Specifically, four fundamental parameters of the neutral model—the fundamental biodiversity number, local community size, mortality rate, and immigration rate—were studied. To describe the form of the simulated temporal distance-decay patterns based on both the Bray–Curtis and Sørensen dissimilarity indices, a three-parameter negative exponential function was fitted for each simulated dissimilarity matrix. The negative exponential function was successfully fitted to all the simulated results and three estimated parameters and the intercepts of the function were plotted along the change in the four parameters of the neutral model. The simulated results demonstrated that upper limits exist in the temporal distance-decay patterns; thus, the temporal distance-decay curves saturate before reaching a completely dissimilar state. Additionally, the form of the curve strongly depends on the four parameters of the neutral model. These results suggest that the relationship between local communities and virtual species pools differs in temporal and spatial beta diversity. Specifically, they suggest that the species pool is spatially variable but temporally constant.

Saliva specimens offer practical advantages over serum specimens for studying SARS-CoV-2 immunity following natural infections or vaccination. Salivary anti-spike (S)-protein immunoglobulin G (IgG) antibody titers are quantifiable by ELISA with high sensitivity and specificity and robustly correlated with serum titers. Our longitudinal prospective study enrolled participants who received two-dose regimen vaccination with either mRNA-1273 or BNT162b2 vaccines, and salivary anti-S-protein IgG titers were measured at intervals for its duration. Subsequently, participants received homologous mRNA-1273 (n=28) and BNT162b2 (n=29) booster vaccines and enrolled in the booster study. Participants performed self-collection of saliva specimens with the OraSure ® device at predetermined time intervals for each cohort. Salivary anti-S-protein IgG titers varied between participants following the second dose; titers waned from their peak 9 to 150-fold in the mRNA-1273 cohort and 7 to 105-fold in the BNT162b2 cohort. The booster dose elicited a 2 to 238-fold increase in the mRNA-1273 cohort and a 20 to 255-fold increase in the BNT162b2 cohort from the lowest titer. These results replicate the antibody waning and recall trends following second and third doses reported in larger studies using serum specimens, supporting the use of non-invasive saliva specimens to monitor antibody titers during future epidemics or vaccination campaigns.

InSb-based materials are promising thermoelectric (TE) alternatives at medium temperature with the high power factor (PF) derived from the intrinsically ultra-high mobility (104–105 cm2 V−1 s−1). N-type InSb-based TE materials have been studied extensively due to the intrinsic Sb vacancies originating from the low formation energy. Based on that π-type TE devices are in favor of P-, N-legs with similar thermal expansivity, P-type InSb-based materials are highly desired. Herein, P-type InSb is synthesized by adjusting the Fermi energy via performing Cd doping. The PF reaches up to ~1.91 × 10−3 W m−1 K−2 at 723 K due to the increased electrical conductivity and inhibited bipolar diffusion effect caused by the high carrier concentration. Furthermore, the lattice thermoelectric conductivity is reduced to 2.0 W m−1 K−1 at 723 K on account of intensive phonon scattering and suppressed bipolar diffusion effect. Finally, benefiting from the simultaneous optimization of the electrical and thermal properties, the optimized figure of merit (zT) value of 0.40 (increased by ~7.0 times) at 723 K was achieved in P-type Cd0.07In0.93Sb, which is comparable with most N-type InSb-based materials. This study could be significant to develop cognate thermostable TE devices using the P-type InSb counterparts.

Due to poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) (PEDOT:PSS) is water-processable, thermally stable and highly conductive, PEDOT:PSS and its composites have been considered to be one of the most promising flexible thermoelectric materials. However, the PEDOT:PSS film prepared from its commercial aqueous dispersion usually has quite low conductivity, thus cannot be directly utilized for thermoelectric applications. Here, a simple environmentally friendly strategy via femtosecond laser irradiation without any chemical dopants and treatments was demonstrated. Under optimal conditions, the electrical conductivity of the treated film is increased to 803.1 S/cm from 1.2 S/cm around three order of magnitude higher, and the power factor is improved to 19.0 μW·m-1·K-2, which is enhanced more than 200 times. The mechanism for such remarkable enhancement was attributed to the transition of the PEDOT chains from a coil to a linear or expanded coil conformation, reduction of the interplanar stacking distance, and the removal of insulating PSS with increasing the oxidation level of PEDOT, facilitating the charge transportation. This work presents an effective route for fabricating high-performance flexible conductive polymer films and wearable thermoelectric devices.

A document by Ana E. Bonato Asato. Click on the document to view its contents.

Chromosome 4q Deletion Syndrome (4QDS) is a rare chromosomal deletion that presents with various congenital defects that could affect anesthetic management. We present a patient with known 4QDS who underwent successful general anesthetic induction, tracheal intubation, and subsequently, bilateral quadratus lumborum nerve blocks, during laparoscopic inguinal hernia repair surgery.

Black flies play a prominent role in public health and the epidemiology of parasitic diseases of humans and domesticated and wild animals. Correct identification is, therefore, vital for identifying species, understanding their biological attributes, and monitoring pest and vector species. DNA barcoding is an established molecular tool that provides rapid and accurate species identification. Our study strengthens the molecular database for black flies in Malaysia by adding 59 cytochrome c oxidase I sequences for 22 species, of which 14 are included for the first time. These sequences, combined with those in public databases, represent a total of 338 sequences for 52 Malaysian species, nearly 50% of which were collected from type localities. At the subgeneric level, barcode gap analysis most accurately identified species in the subgenus Nevermannia (92%), followed by Simulium s. l. (91%), and Gomphostilbia (81%). The remaining sequences were ambiguous and could not be distinguished from those of nearest neighbour species due to an overlap in genetic divergence and low genetic diversity, especially between insular species. Tree analyses indicate that certain species had incomplete lineage sorting and low mitochondrial signals. Possible cryptic species were indicated in the Simulium (Gomphostilbia) batoense and S. (G.) epistum species groups. Species delimitations were consistent with morphological identifications except in large species groups such as the S. (G.) asakoae, S. (G.) batoense, S. (G.) epistum, and S. (Simulium) melanopus groups. The use of type specimens or specimens collected from type localities (topotypes) in barcoding is strongly recommended for reference sequences to increase the reliability of the molecular database.

Aims: Although voriconazole-induced hepatotoxicity has been reported previously, the direct cause-effect relationship in the real world remains to be established. The aim of this study was to investigate the association between voriconazole and hepatic dysfunction based on the FAERS database. Methods: Data from January 2004 to March 2022 in FAERS were retrieved. We estimate the association between the hepatic dysfunction and voriconazole using reporting odds ratios (RORs) for mining the adverse event report signals and compare voriconazole with the full database and other antifungal drugs. Results: 646 reports of hepatic dysfunction related to voriconazole as the primary suspect drug were collected totally. The median time to event of the hepatic dysfunction events was 8 (interquartile range [IQR] 2-28) days. 62.20% hepatic-related adverse events appeared within the first 15 days since the initiation of voriconazole administration. The overall ROR (95% CI) for hepatic-related adverse events was 6.82 (95% CI 6.26-7.42). Comparing to other antifungal drugs, the RORs for hepatic-related adverse events of fluconazole, isavuconazole and amphotericin B were 2.19 (95% CI 1.94-2.47), 2.31 (95% CI 1.66-3.33) and 1.26 (95% CI 1.08-1.48), respectively. Conclusions: We observed strong signals of higher frequency of reporting hepatic dysfunction events associated with voriconazole in the events of hepatic dysfunction. Since the risk of developing liver injury and possible hepatic dysfunction by voriconazole depends on several factors including underlying hepatic disease, close clinical and laboratory monitoring, including therapeutic drug monitoring (TDM), are essential to prevent or promptly recognize further deterioration of the hepatic function.

Objective: The objective of present clinical report was to highlight importance of early identification of adverse drug reactions (ADRs) in the patients who have taken dapagliflozin during the treatment of type-2 diabetes. Case presentation: A 58years old female patient having body weight 49 kg, a known case of type-2 diabetes (Since 8 years) visited the outpatient department at the tertiary care hospital on 1st June, 2022, with the complaints of uncontrolled diabetes (since 3 year) along with lower limb pain . Patient was evaluated, investigated by the consultant .After taking of medication patient started loose motion/ diarrhea 8- 10 episodes on 2nd June, 2022. The risk of developing loose motion/diarrhea while taking of dapagliflozin with certain factors such as advance age, drug- drug interaction, genetic polymorphism and gender. Conclusion: This case highlights the need of monitoring of dapagliflozin treatment in clinics and hospitals. The use of risk stratification tool to identify the risk of patients and also need for self monitoring by the patients.

Pd-catalyzed asymmetric allylic C−H functionalization has emerged as a powerful tool to access chiral, densely functionalized molecules from easily ac-cessible alkenes, enabling the increase of the step- or atom-economy by minimizing functional group manipulations for preparing allylating reagents. Due to the inadequacy of stereoselection strategies, the asymmetric allylic C-H functionalization is still in the early stage. In this essay, we will describe our journey to identification of asymmetric catalytic systems, mechanism of allylic C−H activation, control of stereo- and regioselectivity, and applica-tions in asymmetric synthesis.

Background: Cross-education, a phenomenon where unilateral strength (or skill) training enhances strength (or skill) in the contralateral untrained limb, has been well studied in able-bodied individuals. However, whether non-paretic leg movements can modulate corticomotor excitability (CME) and improve motor control of the paretic leg in stroke remains unclear. Objective: To determine the effects of non-paretic leg movements on corticomotor responses and motor control of the paretic leg in persons with severe stroke. Methods: Seventeen post stroke individuals with severe leg motor impairment performed three 20-min motor trainings using their non-paretic ankle: skill (targeted dynamic movements), strength (isometric resistance), and sham (sub-threshold electrical nerve stimulation). Transcranial magnetic stimulation measured CME of the contralateral pathways from the non-lesioned motor cortex (M1) to the non-paretic tibialis anterior (TA) muscle, ipsilateral pathways to the paretic TA, and transcallosal inhibition (TCI) from the non-lesioned to lesioned M1. Paretic ankle motor control was measured using a reaction time paradigm. Results: CME of the non-paretic TA increased after skill (23%) and strength (19%) training (p<0.01). Ipsilateral CME of the paretic TA (23%) and TCI (36%) increased after skill (p<0.05) but not strength training. Reaction time of the paretic ankle improved after skill and strength training (~12%; p<0.05) and was sustained at 60 minutes. No changes were observed during the sham condition. Conclusion: Our findings may inform future studies for using non-paretic leg movements as a priming modality, especially for those who are contraindicated to other priming paradigms (e.g., brain stimulation) or unable to perform paretic leg movements.

Background Tumor deposits (TD) are considered as Extranodal Extension (ENE) in the AJCC 8th edition of Head and Neck Squamous Cell Carcinoma (HNSCC) TNM staging. Methods We analyzed TDs in patients with HNSCC who underwent surgery and adjuvant radiotherapy ± chemotherapy. Overall Survival (OS) and progression rate were compared to patients with ENE. Results ENE was detected in 50 patients, while TDs in 21. Based on the presence of ENE alone or TDs, the mean time to progression was significant (p<0.005). OS at three years was 55.7% for the whole study group, 60.4% in ENE and 38.4% in TDs. OS difference between the N2a-ENE, N3b-ENE, and the TDs ± ENE group was significant (p=0.05). The hazard ratio between ECs and TDs was Exp (B) 2.296 (p= 0.027). Conclusions The prognostic implication of TDs represents an independent risk factor, and a separate classification might be required.

In this Application Note, a versatile and reliable measurement system for photoelectrochemical investigations is described which aims to assist scientists in obtaining reproducible photoelectrochemical data of high quality, including the solar-to-hydrogen (STH) efficiency. Specifically, it addresses the parameters irradiation quality, reaction temperature and gas measurement. The setup is designed to exclude stray light and uses a solar-grade mirror to reflect the light of a vertical solar simulator on the electrochemical cell. The light quality in the setup (»AAA«, IEC 60904-9) is close to the classification of the solar simulator itself. The temperature in the electrochemical cell is controlled with an external Peltier element and can be kept constant in the range of 20–45 °C. The influence of reaction temperature on the photocurrent of a WO 3 photoanode is demonstrated. The gaseous reaction products are analyzed with a mobile gas chromatograph, using an automated measurement routine with discontinuous sampling from the electrochemical cell. The system is applied to determine the Faraday and STH efficiencies of a copper indium gallium selenide photocathode.

The main focus of the current study is to examine the impact of melting heat transfer and chemical reactions on MHD micropolar fluid flow over a sheet that is exponentially stretching and immersed in a porous medium in which the source of heat is not uniform. Also taken into consideration are slip phenomena and thermal radiation. The governing PDEs are converted to a system of ODEs via similarity transformation and the necessary boundary conditions. These nonlinear ODEs are resolved with the help of shooting techniques and an RK-4 iterative strategy. Also, solved this problem using the Bvp4c approach for validating the results of the RK-4 method. Both outcomes are consistent with previously published data. With the help of tables and graphs, we examine the influence of multiple physical parameters on velocity, thermal profile, microrotation, concentration profiles, Nusselt number, Sherwood number, coefficient of skin friction, and Wall couple stress. We see that the temperature distribution and velocity profiles decrease when the melting parameter increases. The temperature profile boost when the heat source parameter is increased.

Jarvis-type model with a flexible parameterization of stress functions can improve the descriptions of physiological behaviour for specific vegetation species. However, it is criticized for the empirically formulated multiplicative equation that can deviate from the mutual impact of intercorrelated stress factors, e.g., vapor pressure deficit (VPD) and air temperature ( Ta). This study proposed a modified Jarvis model by adding reduction factors in the stress functions of VPD and Ta to provide a better description of stomatal conductance. The sap flow data of transpiration rate in a beech forest in the mid-latitude of Centre Europe was used to inversely estimate the stomatal conductance, which facilitated the formulation of stress functions. Taking two recommended parameterization strategies for general deciduous broadleaf forest (DBF) led to severe overestimation of transpiration rate with a maximum value of ~2 mm/day in rainless days, which suggested that the beech forest had rather different stomatal response. With the parameterization using boundary analysis, the unmodified and modified Jarvis model provided the better simulation of transpiration with NSE values of 0.75 and 0.77. The results suggested that modelling transpiration can be improved through a more specific parameterization of stomatal conductance, especially for a vegetation species featuring its own stomatal behaviour that differed from its belonged general vegetation type. Particularly, the modified Jarvis model can further improve the description of stomatal conductance and modelling of transpiration in vegetated areas, especially under dry environment conditions with relatively high VPD.

Jiada Li1*, Carly Hansen2, Steven Burian31Department of Civil and Environmental Engineering, Colorado State University, Fort Collins, CO, USA2 Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge, TN, USA3Department of Civil, Construction, and Environmental Engineering, University of Alabama, Tuscaloosa, AL USA