keyword
https://read.qxmd.com/read/38626364/from-polyester-plastics-to-diverse-monomers-via-low-energy-upcycling
#1
JOURNAL ARTICLE
Lei Ji, Jiaolong Meng, Chengliang Li, Ming Wang, Xuefeng Jiang
Polyester plastics, constituting over 10% of the total plastic production, are widely used in packaging, fiber, single-use beverage bottles, etc. However, their current depolymerization processes face challenges such as non-broad spectrum recyclability, lack of diversified high-value-added depolymerization products, and crucially high energy consumption. Herein, an efficient strategy is developed for dismantling the compact structure of polyester plastics to achieve diverse monomer recovery. Polyester plastics undergo swelling and decrystallization with a low depolymerization energy barrier via synergistic effects of polyfluorine/hydrogen bonding, which is further demonstrated via density functional theory calculations...
April 16, 2024: Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
https://read.qxmd.com/read/38625885/the-effects-of-the-covid-19-pandemic-period-on-stock-market-return-and-volatility-evidence-from-the-pakistan-stock-exchange
#2
JOURNAL ARTICLE
Baixiang Wang, Muhammad Waris, Katarzyna Adamiak, Mohammad Adnan, Hawkar Anwer Hamad, Saad Mahmood Bhatti
The COVID-19 pandemic has emerged as a significant event of the current century, introducing substantial transformations in economic and social activities worldwide. The primary objective of this study is to investigate the relationship between daily COVID-19 cases and Pakistan stock market (PSX) return volatility. To assess the relationship between daily COVID-19 cases and the PSX return volatility, we collected secondary data from the World Health Organization (WHO) and the PSX website, specifically focusing on the PSX 100 index, spanning from March 15, 2020, to March 31, 2021...
2024: PloS One
https://read.qxmd.com/read/38625866/generative-adversarial-networks-for-anonymous-acneic-face-dataset-generation
#3
JOURNAL ARTICLE
Hazem Zein, Samer Chantaf, Régis Fournier, Amine Nait-Ali
It is well known that the performance of any classification model is effective if the dataset used for the training process and the test process satisfy some specific requirements. In other words, the more the dataset size is large, balanced, and representative, the more one can trust the proposed model's effectiveness and, consequently, the obtained results. Unfortunately, large-size anonymous datasets are generally not publicly available in biomedical applications, especially those dealing with pathological human face images...
2024: PloS One
https://read.qxmd.com/read/38625696/student-pedagogical-consultants-a-strategy-for-increasing-diversity-equity-inclusivity-and-a-sense-of-belonging-in-curricular-approaches-in-physical-therapist-education
#4
JOURNAL ARTICLE
Lorna M Hayward, Ann C Golub-Victor, Heidi Cheerman, Sheri Kiami, Isabella Addison, Mona Bhattrai, Serena Wang, Evgeniya Miroshnik
BACKGROUND AND PURPOSE: Diversity within the physical therapy profession lags in comparison to the United States population. As the profession strives to diversify, faculty must pay attention to diversity, equity, inclusion, and belonging (DEI-B) in curricular approaches, including classroom materials, instruction, and assessment. With critical application, students from equity-deserving groups (EDGs) can provide unique perspectives to faculty about curricular approaches. Case study purposes were to 1) enable students from EDGs to partner with faculty, as student pedagogical consultants (SPCs), in 2 courses in a Doctor of Physical Therapy program to provide feedback on DEI-B efforts related to curricular approaches and 2) describe the outcomes of SPCs experience...
April 16, 2024: Journal, Physical Therapy Education
https://read.qxmd.com/read/38625162/-leave-us-alone-right-to-the-city-of-street-vendors-along-main-north-1-road-maseru-lesotho
#5
JOURNAL ARTICLE
Abraham R Matamanda, Rets'epile C Kalaoane, James Chakwizira
This article explores the lived daily experiences of street vendors operating along the Main North 1 Road in the CBD of Maseru, Lesotho. This exploration considers how street vendors access and negotiate a claim for the right to the street. The challenges confronting these vendors in their daily hustling, including COVID-19 restrictions, are also examined. A narrative inquiry research design informs this article with data collected from interviews with purposively selected street vendors from Maseru. This primary data was triangulated with document analysis to increase the validity of the findings...
April 19, 2023: GeoJournal
https://read.qxmd.com/read/38624209/differential-stability-of-gcn4p-controls-its-cell-specific-activity-in-differentiated-yeast-colonies
#6
JOURNAL ARTICLE
Libuše Váchová, Vítězslav Plocek, Jana Maršíková, Stanislava Rešetárová, Ladislava Hatáková, Zdena Palková
Gcn4p belongs to conserved AP-1 transcription factors involved in many cellular processes, including cell proliferation, stress response, and nutrient availability in yeast and mammals. AP-1 activities are regulated at different levels, such as translational activation or protein degradation, which increases the variability of regulation under different conditions. Gcn4p activity in unstructured yeast liquid cultures increases upon amino acid deficiency and is rapidly eliminated upon amino acid excess. Gcn2p kinase is the major described regulator of Gcn4p that enables GCN4 mRNA translation via the uORFs mechanism...
April 16, 2024: MBio
https://read.qxmd.com/read/38623910/engineering-modular-dna-reaction-networks-for-signal-processing
#7
JOURNAL ARTICLE
Shuang Cui, Xin Liu, Xun Zhang, Peijun Shi, Yanfen Zheng, Bin Wang, Qiang Zhang
Diversified molecular information-processing methods have significant implications for nanoscale manipulation and control, monitoring and disease diagnosis of organisms, and direct intervention in biological activities. However, as an effective approach for implementing multifunctional molecular information processing, DNA reaction networks (DRNs) with numerous functionally specialized molecular structures have challenged them on scale and modular design, leading to increased network complexity, further causing problems such as signal leakage, attenuation, and cross-talk in network reactions...
April 16, 2024: Chemistry: a European Journal
https://read.qxmd.com/read/38622707/a-randomized-controlled-trial-to-test-the-effects-of-displaying-the-nutri-score-in-food-advertising-on-consumer-perceptions-and-intentions-to-purchase-and-consume
#8
JOURNAL ARTICLE
Didier Courbet, Laure Jacquemier, Serge Hercberg, Mathilde Touvier, Barthélémy Sarda, Emmanuelle Kesse-Guyot, Pilar Galan, Nicolas Buttafoghi, Chantal Julia
BACKGROUND: Some research shows that advertising for high-fat, sugar, or salt (HFSS) products is contributing to a shift in consumer preferences toward products of poor nutritional quality, leading to unhealthy nutritional intakes that increase the risk of obesity and chronic diseases. A strategy of displaying simple and understandable nutritional information (like the front-of-pack nutrition label Nutri-Score) in food messages could be an aid to help guide consumers' choice towards healthier products...
April 15, 2024: International Journal of Behavioral Nutrition and Physical Activity
https://read.qxmd.com/read/38622652/maternal-employment-status-and-child-age-are-positive-determinants-of-minimum-dietary-diversity-among-children-aged-6-23-months-in-sagnarigu-municipality-ghana-a-cross-sectional-study
#9
JOURNAL ARTICLE
Ambrose Atosona, Jawahir Abukari Mohammed, Huzaifa Issahaku, Khadija Saani, Hammond Yaw Addae, Fusta Azupogo
BACKGROUND: Intake of a diversified diet is key to the prevention of malnutrition among children as it results in improved intake of energy and micronutrients, which are deemed critical for better nutritional status of children. This study assessed minimum dietary diversity (MDD) and its determinants among children aged 6-23 months in the Sagnarigu Municipality of Ghana. METHODS: This was an analytical cross-sectional study, carried out in the Sagnarigu Municipality, Ghana and involved 369 mother-child pairs selected through a systematic random sampling...
April 15, 2024: BMC Nutrition
https://read.qxmd.com/read/38622307/targeting-phosphodiesterase-4-as-a-potential-therapy-for-parkinson-s-disease-a-review
#10
REVIEW
Pooja Devi Nongthombam, Reena Haobam
Phosphodiesterases (PDEs) have become a promising therapeutic target for various disorders. PDEs are a vast and diversified family of enzymes that degrade cyclic adenosine monophosphate (cAMP) and cyclic guanosine monophosphate (cGMP), which have several biochemical and physiological functions. Phosphodiesterase 4 (PDE4) is the most abundant PDE in the central nervous system (CNS) and is extensively expressed in the mammalian brain, where it catalyzes the hydrolysis of intracellular cAMP. An alteration in the balance of PDE4 and cAMP results in the dysregulation of different biological mechanisms involved in neurodegenerative diseases...
April 15, 2024: Molecular Biology Reports
https://read.qxmd.com/read/38621920/-guidelines-for-economic-evaluation-of-post-marketing-chinese-patent-medicine
#11
JOURNAL ARTICLE
Lu-Wen Shi, Yan-Ming Xie, Xiao-Yan Nie, Sheng Han, Xia Tian, Zhi-Fei Wang
With the premise of drug safety and effectiveness, pharmacoeconomic evaluation can provide optimal solutions for diversified decision-making application scenarios from different research perspectives while maximizing the rational utilization of existing healthcare resources. Chinese patent medicine is an essential component of pharmaceutical utilization in China and a significant part of healthcare expenditure in China. However, the economic evaluation of post-marketing Chinese patent medicine is lacking. These evaluations often lack standardization, exhibit varying quality, and are unable to effectively support healthcare decisions, indicating a need for improvement in overall quality...
February 2024: Zhongguo Zhong Yao za Zhi, Zhongguo Zhongyao Zazhi, China Journal of Chinese Materia Medica
https://read.qxmd.com/read/38619642/in-situ-atomic-reconstruction-engineering-modulating-graphene-like-mxene-based-multifunctional-electromagnetic-devices-covering-multi-spectrum
#12
JOURNAL ARTICLE
Ting-Ting Liu, Qi Zheng, Wen-Qiang Cao, Yu-Ze Wang, Min Zhang, Quan-Liang Zhao, Mao-Sheng Cao
With the diversified development of big data, detection and precision guidance technologies, electromagnetic (EM) functional materials and devices serving multiple spectrums have become a hot topic. Exploring the multispectral response of materials is a challenging and meaningful scientific question. In this study, MXene/TiO2 hybrids with tunable conduction loss and polarization relaxation are fabricated by in situ atomic reconstruction engineering. More importantly, MXene/TiO2 hybrids exhibit adjustable spectral responses in the GHz, infrared and visible spectrums, and several EM devices are constructed based on this...
April 15, 2024: Nano-Micro Letters
https://read.qxmd.com/read/38619103/tissue-specific-o-glcnacylation-profiling-identifies-substrates-in-translational-machinery-in-drosophila-mushroom-body-contributing-to-olfactory-learning
#13
JOURNAL ARTICLE
Haibin Yu, Dandan Liu, Yaowen Zhang, Ruijun Tang, Xunan Fan, Song Mao, Lu Lv, Fang Chen, Hongtao Qin, Zhuohua Zhang, Daan M F van Alten, Bing Yang, Kai Yuan
O- GlcNAcylation is a dynamic post-translational modification that diversifies the proteome. Its dysregulation is associated with neurological disorders that impair cognitive function, and yet identification of phenotype-relevant candidate substrates in a brain-region specific manner remains unfeasible. By combining an O- GlcNAc binding activity derived from Clostridium perfringens OGA ( Cp OGA) with TurboID proximity labeling in Drosophila , we developed an O- GlcNAcylation profiling tool that translates O- GlcNAc modification into biotin conjugation for tissue-specific candidate substrates enrichment...
April 15, 2024: ELife
https://read.qxmd.com/read/38618641/biological-reductionism-as-an-obstacle-to-the-advancement-of-the-biopsychosocial-concept-of-mental-disorders
#14
EDITORIAL
Aleksandr P Kotsyubinsky, Daniil A Kotsyubinsky
The substantial progress in neurobiological technologies has narrowed the horizons of many psychiatrists, ultimately leading them to focus exclusively on biomedical research, primarily aimed at studying the biological basis of mental illnesses. This has led to an unjustified dominance of the biomedical paradigm in understanding the nature of mental disorders, while virtually ignoring the study of other components of the disease related to the psychosocial maladjustment of patients. This trend, largely associated with advancements in neuroscience employing neuroimaging techniques to study the brain's activity as a biophysical object, has contributed to the development of such innovative field as evidence-based medicine...
December 22, 2023: Consort Psychiatr
https://read.qxmd.com/read/38618408/enhancing-tone-and-strength-in-a-patient-with-autoimmune-encephalitis-and-guillain-barr%C3%A3-syndrome-using-rood-s-facilitatory-techniques-and-neuromuscular-electrical-stimulation-a-case-report
#15
Reva Rajurkar, Nitika Chavan, Nishigandha Deodhe, Nandini C Baheti
This case report documents the comprehensive management of a 21-year-old female resident of Gadchiroli presenting with a 10-day history of fever, altered consciousness, and neurological sequelae following a traumatic incident. The patient exhibited a Glasgow Coma Scale score of 6/15, hypotonia in both upper and lower limbs, diminished deep tendon reflexes, and respiratory complications. This case study describes a thorough physiotherapeutic strategy that focuses on tone facilitation and muscle weakness improvement...
March 2024: Curēus
https://read.qxmd.com/read/38618044/lessons-learned-from-the-implementation-of-youth-wellness-hubs-ontario-an-integrated-youth-services-network-perspectives-from-network-leads
#16
JOURNAL ARTICLE
Nirupa Varatharasan, Debbie Chiodo, Mary Hanna, Jo Lyn Henderson
INTRODUCTION: Mental health and substance use services for youth in Canada continue to be fragmented. In response, Integrated Youth Services (IYS) has been proposed to address gaps in youth mental health services that can lead to improved youth outcomes. Youth Wellness Hubs Ontario (YWHO) was launched in 2017 as Ontario's IYS Network for youth ages 12-25, prioritizing continuous improvement through evaluation. DESCRIPTION: At the end of the first three years of the YWHO initiative, an evaluation was carried out to identify the barriers and facilitators to the initial implementation of YWHO and service delivery modifications resulting from the COVID-19 pandemic across ten sites...
2024: International Journal of Integrated Care
https://read.qxmd.com/read/38617250/dynamic-co-evolution-of-transposable-elements-and-the-pirna-pathway-in-african-cichlid-fishes
#17
Miguel Vasconcelos Almeida, Moritz Blumer, Chengwei Ulrika Yuan, Pío Sierra, Jonathan L Price, Fu Xiang Quah, Aleksandr Friman, Alexandra Dallaire, Grégoire Vernaz, Audrey L K Putman, Alan M Smith, Domino A Joyce, Falk Butter, Astrid D Haase, Richard Durbin, M Emília Santos, Eric A Miska
East African cichlid fishes have diversified in an explosive fashion, but the (epi)genetic basis of the phenotypic diversity of these fishes remains largely unknown. Although transposable elements (TEs) have been associated with phenotypic variation in cichlids, little is known about their transcriptional activity and epigenetic silencing. Here, we describe dynamic patterns of TE expression in African cichlid gonads and during early development. Orthology inference revealed an expansion of piwil1 genes in Lake Malawi cichlids, likely driven by PiggyBac TEs...
April 1, 2024: bioRxiv
https://read.qxmd.com/read/38616040/gene-expression-regulation-by-modulating-hfq-expression-in-coordination-with-tailor-made-srna-based-knockdown-in-escherichia-coli
#18
JOURNAL ARTICLE
Yu Jung Jung, Keun Ha Park, Tae Yeong Jang, Seung Min Yoo
The tailor-made synthetic sRNA-based gene expression knockdown system has demonstrated its efficacy in achieving pathway balancing in microbes, facilitating precise target gene repression and fine-tuned control of gene expression. This system operates under a competitive mode of gene regulation, wherein the tailor-made synthetic sRNA shares the intrinsic intracellular Hfq protein with other RNAs. The limited intracellular Hfq amount has the potential to become a constraining factor in the translation regulation of sRNAs...
April 12, 2024: Journal of Biotechnology
https://read.qxmd.com/read/38612409/insights-into-the-mechanism-of-action-of-the-degraded-limonoid-prieurianin
#19
REVIEW
Gérard Vergoten, Christian Bailly
Limonoids are extremely diversified in plants, with many categories of products bearing an intact, rearranged or fragmented oxygenated scaffold. A specific subgroup of fragmented or degraded limonoids derives from the tetranortriterpenoid prieurianin, initially isolated from the tree Trichilia prieuriana but also found in other plants of the Meliaceae family, including the more abundant species Aphanamixis polystachya . Prieurianin-type limonoids include about seventy compounds, among which are dregeanin and rohitukin...
March 22, 2024: International Journal of Molecular Sciences
https://read.qxmd.com/read/38611841/medium-sized-ring-expansion-strategies-enhancing-small-molecule-library-development
#20
REVIEW
Hwiyeong Lee, Jonghoon Kim, Minseob Koh
The construction of a small molecule library that includes compounds with medium-sized rings is increasingly essential in drug discovery. These compounds are essential for identifying novel therapeutic agents capable of targeting "undruggable" targets through high-throughput and high-content screening, given their structural complexity and diversity. However, synthesizing medium-sized rings presents notable challenges, particularly with direct cyclization methods, due to issues such as transannular strain and reduced degrees of freedom...
March 31, 2024: Molecules: a Journal of Synthetic Chemistry and Natural Product Chemistry
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