Flavonoids, including fisetin, have been linked to a reduced risk of colorectal cancer (CRC) and have potential therapeutic applications for the condition. Fisetin, a natural flavonoid found in various fruits and vegetables, has shown promise in managing CRC due to its diverse biological activities. It has been found to influence key cell signaling pathways related to inflammation, angiogenesis, apoptosis, growth factors, and transcription factors. The results of this study demonstrate that fisetin induces colon cancer cell apoptosis through multiple mechanisms. It impacts the p53 pathway, leading to increased levels of p53 and decreased levels of MDM2, contributing to apoptosis induction. Fisetin also triggers the release of important components in the apoptotic process, such as Smac/DIABLO and cytochrome c. Furthermore, fisetin inhibits the COX2 and Wnt/EGFR/NF-ĸB signaling pathways, reducing Wnt target gene expression and hindering colony formation. It achieves this by regulating the activities of CDK2 and CDK4, reducing Rb phosphorylation, decreasing cyclin E levels, and increasing p21 levels, ultimately influencing E2F-1 and CDC2 protein levels. Additionally, fisetin has various effects on CRC cells, including inhibiting the phosphorylation of YB-1 and RSK, promoting the phosphorylation of ERK1/2, and disrupting the repair process of DSBs. Moreover, fisetin serves as an adjunct therapy for the prevention and treatment of PIK3CA-mutant CRC, resulting in a reduction of PI3K expression, AKT phosphorylation, mTOR activity, and downstream target proteins in CRC cells with a PIK3CA mutation. These findings highlight the multifaceted potential of fisetin in managing CRC and position it as a promising candidate for future therapy development.

Photothermal energy conversion represents a cornerstone process in the renewable energy technologies domain, enabling the capture of solar irradiance and its subsequent transformation into thermal energy. This mechanism is paramount across many applications, facilitating the exploitation of solar energy for different purposes. The photothermal conversion efficiency and applications are fundamentally contingent upon the characteristics and performance of the materials employed. Consequently, deploying high-caliber materials is essential for optimizing energy capture and utilization. Within this context, photothermal nanomaterials have emerged as pivotal components in various applications, ranging from catalysis and sterilization to medical therapy, desalination, and electric power generation via the photothermal conversion effect. This review endeavors to encapsulate the current research landscape, delineating both the developmental trajectories and application horizons of photothermal conversion materials. It aims to furnish a detailed exposition of the mechanisms underlying photothermal conversion across various materials, shedding light on the principles guiding the design of photothermal nanomaterials. Furthermore, addressing the prevailing challenges and outlooks within the field elucidates potential avenues for future research and identifying priority areas. This review aspires to enrich the understanding of photothermal materials within the framework of energy conversion, offering novel insights and fostering a more profound comprehension of their role and potential in harnessing solar energy.

The nature of explanation is an important area of inquiry in philosophy of science. Consensus has been that explanation in the cognitive and brain sciences is typically a special case of causal explanation, specifically, mechanistic explanation (Craver 2007). But recently there has been increased attention to computational explanation in the brain sciences, and to whether that can be understood as a variety of mechanistic explanation. After laying out the stakes for a proper understanding of scientific explanation, we consider the status of computational explanation in the brain sciences by comparing the mechanistic proposal to computational accounts advanced by Piccinini (2015), Milkowski (2013)), Cao (2019), Chirimuuta (2014, 2018), and Ross (Ross 2015, 2023). We argue that many of these accounts of computational explanation in neuroscience can satisfy the same explanatory criteria as causal explanations, but not all. This has implications for interpretation of those computational explanations that satisfy different criteria.

‘Medium is the message’ – this concept of Marshall Mcluhan emphasize the importance of a medium. Without a medium, message is futile. Medium is determined according to the number of people participating in the communication process. As nation Branding means creating a positive image of a country to a vast number of people, Mass Media is a must need. Every Country should pay special attention to the ‘Media’ for their branding. So do Bangladesh. This study suggests ‘Media’ as the tool for branding Bangladesh following the Octagon model to specifies the importance of this tool.

Abnormal traffic between the left atrium and the inferior vena cava in the database is currently rare. Herein, we present a unique case of abnormal traffic between the left atrium and the inferior vena cava, which was diagnosed using transesophageal echocardiography and confirmed by computed tomography angiography (CTA). This case substantiates

Title PageArticle Title- MACROSCOPIC T WAVE ALTERNANS –UNUSUAL PRESENTATION IN CIRRHOTIC PATIENTSRunning head/short title- MACROSCOPIC T WAVE ALTERNANS.

This paper presents a theoretical inquiry into the domain of artificial intelligence (AI), aiming to delineate the boundaries within which an AI system maintains its benign nature. The boundaries are assessed by integrating a set of AI alignment constraints, sourced from algorithmic principles and societal power distribution. Given the diverse nature of these phenomena, a proxy measure is employed to ensure comparability. Cognitive task complexity serves as the standardization metric, which maps heterogene domains onto a unified scale. The analysis spans prevalent algorithmic techniques aimed at achieving alignment. It reveals their potential for safe AI operations. Moreover, the analysis yields an observation that the boundaries of AI alignment constitute a distinct data pattern. It can be regularized and extrapolated. Consequently, a criterion for enhanced alignment is proposed. It breeds a new class of AI alignment, characterized by fail-safety across all actual cognitive tasks. An algorithm feature to implement the alignment class is proposed, contributing to the advancement of AI safety and alignment research.

Recent studies have shown that direct root water uptake from the capillary fringe and groundwater can lead to transpiration that is greater than precipitation by a factor of 10 in hyper-arid conditions. In this study, a dynamic root water uptake scheme in the Noah-MP land surface model has been coupled to the Weather Research and Forecasting (WRF) model to investigate its impact on the surface climate variables and land-atmosphere interactions. Different from the traditional big-leaf approach that parameterizes transpiration as function of soil moisture states, the root water uptake scheme explicitly represents plant water storage and its impact on transpiration. The dynamic root scheme shows promising results by alleviating biases in the simulated gross primary product, leaf area index, precipitation, temperature, surface energy fluxes, and soil moisture. Two different mechanisms through which root affects land-atmosphere coupling have been identified. Over the transitional climate zone between the dry and wet climate, the dynamic root affects surface climate and land-atmosphere coupling mainly through changes in soil moisture through hydraulic redistribution by plant root system. Over the energy-limited mesic zone, the dynamic root affects regional land-atmosphere coupling mainly through changes in carbon allocation. Deficiency in evapotranspiration partitioning is identified, underscoring the need for future improvement.

The large-volume lithospheric mantle xenoliths around the Damaping area provides valuable insights into the detailed destruction progression of the North China Craton (NCC). This paper presents a quantitative analysis of the microstructural and seismic properties of oriented mantle xenoliths (with distinct foliation and lineation). The selected peridotites have either coarse-grained (CG) or coarse-grained and elongated (CGE) textures. The olivine crystallographic preferred orientations (CPOs) are predominantly B-type in CG samples and AG-type in CGE samples, with all xenoliths have girdled olivine [100] and [001] characteristics. Analysis of crystallographic vorticity axis (CVA) projections indicates that the majority of Damaping xenoliths have CVA maxima (sub)parallel to the lineation. These microstructure characteristics suggest that B-type CPOs were formed before the onset of pure shear-based transpression, which significantly influenced the lithospheric mantle evolution. The upwelling asthenosphere beneath Eastern Block of the NCC not only delaminated its lithospheric mantle but also experienced rollback and flowed along the NWW-SEE direction. This progression likely serves as the primary driving force of transpression. If foliation were vertical and lineation were horizontal, the valid S-wave anisotropies range is 5-12%. All selected samples are spinel facies, resulting in a maximum in-situ depth of 90 km, and the calculated SKS splitting delay times (0.5-1.3 s) align with previous seismological observations. The SKS direction in the research area is predominantly oriented perpendicular (NNE-SSW) to the flow direction of nearby asthenosphere. These characteristics are likely attributed to transpression. Therefore, the “fossil” anisotropy may have developed after the cessation of transpression.

We investigate the crustal architecture and structural domains of the Campos rifted margin in southeastern Brazil, focusing on rifting evolution and segmentation. Based on 2-D and 3-D seismic reflection interpretation and potential field modelling, our results reveal an along-strike variability, in terms of margin architecture and magmatism, that segments the basin into three main sectors from south to north. Through the analysis of seismic reflection profiles, we interpret this lateral variability as a product of lower- to upper-plate alternations and different magmatic inputs. We propose the Southern Campos margin to represent a lower-plate tectonic setting, where the distal domain is characterized by the formation of the here named Gávea Supradetachment Basin associated with the development of a metamorphic core-complex. The Central Campos margin is characterized by a massive residual block, representing an upper-plate setting, with exhumation of different crustal levels in the distal domain. Our analysis suggests that the Central Campos sustained a high magmatic input throughout the rift evolution, supporting the interpretation of Seaward Dipping Reflectors and a magmatic crust in a transitional domain. The Northern Campos margin also represents an upper-plate setting, but characterized by a progressively delaminated crust. Finally, we compare the Brazilian margin architecture with the conjugate Angola margin, discuss the role of transfer zones in the segmentation and propose along-strike variations in the volume of magmatism.

Photothermal agents (PTAs) with ultra-high photothermal conversion efficiency (PCE) activated upon near-infrared (NIR) laser irradiation can heat up and destroy tumor cells under low-intensity laser excitation to allow safe and efficient tumor therapy. Herein, an organic PTA with outstanding PCE of 89.6% is developed from rationally designed perylene diimide (PDI) with electron donating cyclohexylamine moiety at the bay-positions of its skeleton and chiral phenethylamine (PEA) moiety at its N terminals, termed here as PEAPDI. The strong intermolecular interaction between the PDI skeletons induced by PEA together with the intramolecular charge transfer from cyclohexylamine to PDI skeleton severely quenches the fluorescence emission from PEAPDI and significantly enhance its NIR absorption, resulting in super NIR-photothermal conversion. PEAPDI is further encapsulated into silica nanocapsules (SNC) to produce PEAPDI@SNC. The specific features of PEAPDI@SNC, including small hydrodynamic diameter with monodispersity, high PDI encapsulation efficiency, colloidal stability and biocompatibility, effectively extend its blood circulation time and enhance its permeability and retention effect to accumulate at the tumor site. In vivo study using a 4T1-tumor-bearing mice model demonstrates highly effective tumor ablation without side effect at low dosage of PEAPDI@SNC with NIR laser irradiation (808 nm). PEAPDI@SNC shows great potential for photothermal therapy in tumor treatment.

A document by Sabthagi Sivathasan. Click on the document to view its contents.

This paper explores the socioeconomic dynamics of sex cam audiences, focusing on the trajectories of viewers from discovery to cessation of use, with a particular emphasis on the working class. The study aims to better understand a social phenomenon that has undergone significant transformation due to the advent of online platforms. The research is based on interviews with viewers and seeks to identify the stages, shifts, and bifurcation points in their trajectories, illuminating them in light of their social properties. The paper examines how social class influences these trajectories, primarily through the dimension of income levels and the related question of budget and money that can be allocated to the purchase of sexual services. The study also considers alternative forms of monetary exchange that compensation for the service might take, noting that these forms are not necessarily linked to a lack of income.

Research Paper

Proficiency in psychopharmacology is indispensable for a psychologist to effectively fulfill their professional responsibilities, irrespective of their intention for prescribing licensure. This commentary makes a call for psychopharmacology training in clinical psychology and Prescriptive Authority for Psychologists in India. Without proficiency in psychopharmacology, one's capacity to collaborate with medical prescribers and provide optimal care to patients as a valued member of the healthcare team is severely constrained.

Land degradation is a global problem and effective land restoration techniques are needed. Biocrust introduction has attracted much attention because biocrust-forming organisms have a high survival rate in harsh environments and perform various ecological functions. However, physical disturbances and low nutrients impede biocrust development. In degraded areas, soil tackifiers and amendments are often applied before biocrust inoculation, but optimal methods require further investigation. This study examined whether biomineralization by ureolytic bacteria, one soil stabilization method, could facilitate the growth of biocrust-forming cyanobacteria and biocrust development. We also investigated whether biomineralization and cyanobacterial inoculation could improve soil stabilization, hydrology, and photosynthesis activity compared to the only biocrust introduction. We incubated the biocrusts on biomineralized sand or bare sand. We measured several indicators of cyanobacterial growth, biocrust structure development, and ecological functions during the incubation. The results indicate that although the biomineralized soil did not facilitate cyanobacterial growth, infiltration, or photosynthesis activity, it improved the biocrust thickness and wind erosion tolerance. Our findings indicate biocrusts with biomineralization would form a more stable soil surface in degraded land. We also show the different influences of biomineralization among the target ecological functions, which will help to develop land restoration methods utilizing biocrusts and biomineralization.

Apoptosis is a highly regulated form of cell death. Currently, the established methods for apoptosis detection include observation of cell morphology and probing of DNA fragmentation. These methods focus on the detection of changes that occur later in the apoptotic process. Nevertheless, detection of apoptosis at the early stages, prior to gross morphological changes, is critical for understanding the entire apoptotic pathway and for providing the possibility to intervene and enhance longevity and productivity of cell cultures used to produce biologicals. A group of proteases known as caspases act together in a cascade to cleave proteins at aspartic acid residues. This proteolytic cascade amplifies the apoptotic signalling pathway and thus leads to rapid cell death. In this paper, an impedance spectroscopy technique using non-Faradaic measurement of caspase-9 was combined with fluorescence-based light microscopy including an associated macro-based image analysis suite for ImageJ in a multimodal approach. Whereas the biosensor measurements provide a cell population overview, the microscopic analysis provides individual cell analysis. Combined, these approaches allowed us to detect cells in the early stages of apoptosis in the cell population. We believe these complementary methods will allow us to follow the progression of apoptosis in cells more accurately and give us a handle to intervene at early stages of apoptosis.

Objective: This study explores how perceived social support influences resilience among nursing students and the mediating role of general self-efficacy, along with the moderating impact of professional identity. Methods: A questionnaire survey was conducted with 1377 nursing students in Zhuhai, China, from March to May 2022, using stratified random sampling. Correlation analysis, cascade regression, and bias-corrected bootstrap methods were employed to assess the relationships between perceived social support, general self-efficacy, professional identity, and resilience. Results: Nursing students’ perceived social support significantly predicted general self-efficacy ( β =0.384， p＜0.001) and resilience ( β =0.603， p＜0.001). General self-efficacy acted as a “bridge” between perceived social support and resilience ( β =0.298， p＜0.001), and professional identity moderated the relationship between general self-efficacy and resilience ( β =0.128, p＜0.001). Conclusion: Collaboration among schools, families, and society is essential to provide social support for nursing students, fostering their resilience. Nurse educators can play a pivotal role in fostering nursing students’ professional identity by cultivating their emotional connection to the profession and augmenting their understanding of the multifaceted nature of nursing practice, ultimately enhancing their resilience.

Tannery effluents (TE) are the major hazardous chemical wastes generated by the leather or tannery industries during the processing and finishing of the leather. Across the globe, India has secured second rank in leather industries, contributing to producing hazardous chemical wastes/tannery effluents that disturb the ecological balance. The conventional microbial treatment strategy is one of the options, which decreases the level of hazardous chemical wastes from tannery effluents. This study aims to evaluate TE’s chemical composition, organic texture, and metabolites using GC-MS, ICP-MS and other physiochemical analyses after the conventional microbial treatment process at a common effluent treatment plant (CETP). The results showed that most of the pollutant parameters like COD, BOD, metal ions, sulphate, chromium, and organic pollutants were significantly reduced in TE after the microbial treatment. Moreover, results also showed that chlorophenols and phthalate derivatives could not be biodegraded by the indigenous microbial population in the aeration pond/tank of CETP. Dichlorodihydrofluorescein (DCF) assay on cell line showed that untreated TE extract has the highest reactive oxygen species (ROS) production than other samples (all p<0.01). The genotoxicity of TE was reduced significantly in terms of Olive Tail Moment (OTM) and % tail DNA after the conventional treatment process at CETP by 58.4% and 36.45% in aerated tanks 1 and 2, respectively. However, TE samples had higher pollution parameters and toxic effluents even after conversion through microbial treatment. Therefore, results suggested that adequate treatment of TE is crucial before its final disposal/discharge into the environment.

Aim More women than ever before use medication during pregnancy. This use of medications is associated with maternal demographic characteristics, but the nature of the associations is not well documented, especially in relation to polypharmacy. This study describes the medication use during pregnancy in relation to maternal age, Body Mass Index (BMI), smoking, parity, ethnic origin, and socioeconomic classification. Methods This was a Danish nationwide registry study comprising 698,447 clinically recognised pregnancies with gestational age ≥ 10 weeks. This study was conducted in the 2008-2018 period. Medication use was estimated based on the prescription redemption during pregnancy and stratified by maternal demographic characteristics. Results Overall, 60.3% of all pregnant women redeemed at least one prescription during pregnancy, and 28.9% redeemed multiple medications. When stratified by maternal demographic characteristics, use of medication was higher among women aged ≥35 years (65.1%), those with a BMI ≥ 30 kg/m2 (68.6%), smokers (66.0%), multipara (62.4%), Black women (64.5%), and those on early retirement (78.8%). A similar pattern was seen for polypharmacy. Anti-infectives were the most frequently used medication in all subgroups. The types of medications used in combination differed with maternal age, BMI, ethnicity, and socioeconomic classification; especially women on early retirement had a different combination pattern. Conclusion Use of one or multiple medications during pregnancy was highest among women above 35 years of age, women with obesity, smokers, Black women, and early retirees. Early retirees had a distinct prescription pattern, which potentially increased their risk of teratogenicity and maternal adverse effects.

In a fluviokarst region, three seldom used natural tracers, SiO 2, Na and Ba, were considered for tracking the allogenic, silicate-derived water contribution to cave streams and to final karst outflows. The concerned allogenic recharge originates in watersheds that consist of metamorphic formations intruded by magmatic rocks, for which available whole rock chemistry data indicate rather uniform contents of SiO 2 and Na, but contrasting (up to one order of magnitude) contents of Ba. All three considered natural tracers proved to behave, along karst flowpaths, conservatively, and indicated binary mixing between allogenic and autogenic inputs. However, only the dissolved Ba concentrations enabled chemical distinction to be made between two separate karst catchments: one having allogenic inputs presumably derived mainly from the weathering of Ba-rich rocks (essentially granites), while the other had allogenic recharge originating mostly in the weathering of Ba-poor formations. In contrast, if only the sampled waters SiO 2 and Na concentrations had been considered, it would have been virtually impossible to establish if the two karst catchments were distinct - or not - from each other. When considering each of the two karst catchments separately, the concentrations distribution of each of the three natural tracers, SiO 2, Na and Ba, consistently indicated that between a swallet and a connected cave stream, then further between cave streams and final karst outflows, the allogenic water relative contribution gradually diminished to the benefit of autogenic water. A two-component mixing model indicates that the allogenic water fraction in the major karst outflows remained, nevertheless, always important: about 70 - 80%, with a larger percentage being recorded during a low water stage.

Modern chemotherapy for pediatric acute B-lymphoblastic leukemia (B-ALL), including a maintenance phase on the backbone of oral antimetabolite administration, has resulted in a generally excellent prognosis for newly diagnosed disease. However, therapy-related toxicities may preclude a patient’s ability to safely receive traditional chemotherapy. We report the case of a child with B-ALL unable to tolerate oral antimetabolite therapy due to recurring necrotizing pancreatitis secondary to asparaginase. She received a modified maintenance therapy with blinatumomab, a CD3- and CD19-directed bispecific T-cell engager antibody, which was well tolerated and allowed for resolution of her pancreatitis while maintaining a durable remission.

Gravity is a dual polarity asymmetry in the magnetic field causing attraction between positive and negative charges of matter during charge exchanges with antimatter. This asymmetry is caused from none-trinary quark amount variation in matter and anti-matter.Circularity is a common aspect in the modern era. We are finding ways of understanding large conceptual systems, so we can adjust and develop new efficiencies that could avert ongoing destruction of our eco-systems. The entire universe could be described as an individual system, one that is large yet progresses linearly, and could cycle beyond our understanding. This document explains how circularity critique can assess scientific knowledge and develop a unified theory from the information collected. The circularity critique exercise, creates greater intuition leaps than an individual would naturally, the information can then be assessed thoroughly for correctness.

Case details: A 30-year-old man with a structurally normal heart presented with sudden-onset rapid palpitations due to wide complex tachycardia, which spontaneously reverted to sinus rhythm. He was referred to us for an electrophysiological (EP) study.