keyword
https://read.qxmd.com/read/38621298/electronegative-phosphorus-integrated-co-2-active-sites-for-enhanced-electrocatalytic-nitrogen-reduction
#1
JOURNAL ARTICLE
Yuanyuan Xiong, Jingxian Li, Xiaoxuan Wang, Xinyue Chi, Shuyuan Li, Yanfei Sun, Zheng Tang, Zishan Hou, Jiangzhou Xie, Zhiyu Yang, Yi-Ming Yan
In the quest for proficient electrocatalysts for ammonia's electrocatalytic nitrogen reduction, cobalt oxides, endowed with a rich d-electron reservoir, have emerged as frontrunners. Despite the previously evidenced prowess of CoO in this realm, its ammonia yield witnesses a pronounced decline as the reaction unfolds, a phenomenon linked to the electron attrition from its Co2+ active sites during electrocatalytic nitrogen reduction reaction (ENRR). To counteract this vulnerability, we harnessed electron-laden phosphorus (P) elements as dopants, aiming to recalibrate the electronic equilibrium of the pivotal Co active site, thereby bolstering both its catalytic performance and stability...
April 15, 2024: Inorganic Chemistry
https://read.qxmd.com/read/38620105/graph-spatio-temporal-networks-for-manufacturing-sales-forecast-and-prevention-policies-in-pandemic-era
#2
JOURNAL ARTICLE
Chia-Yen Lee, Shu-Huei Yang
Worldwide manufacturing industries are significantly affected by COVID-19 pandemic because of their production characteristics with low-cost country sourcing, globalization, and inventory level. To analyze the correlated time series, spatial-temporal model becomes more attractive, and the graph convolution network (GCN) is also commonly used to provide more information to the nodes and its neighbors in the graph. Recently, attention-adjusted graph spatio-temporal network (AGSTN) was proposed to address the problem of pre-defined graph in GCN by combining multi-graph convolution and attention adjustment to learn spatial and temporal correlations over time...
June 27, 2023: Computers & Industrial Engineering
https://read.qxmd.com/read/38620007/exploring-undergraduate-biochemistry-students-gesture-production-through-an-embodied-framework
#3
JOURNAL ARTICLE
Lora Randa, Song Wang, Zoe Poolos, Vanna Figueroa, Anna Bridgeman, Thomas Bussey, Rou-Jia Sung
Interpreting three-dimensional models of biological macromolecules is a key skill in biochemistry, closely tied to students' visuospatial abilities. As students interact with these models and explain biochemical concepts, they often use gesture to complement verbal descriptions. Here, we utilize an embodied cognition-based approach to characterize undergraduate students' gesture production as they described and interpreted an augmented reality (AR) model of potassium channel structure and function. Our analysis uncovered two emergent patterns of gesture production employed by students, as well as common sets of gestures linked across categories of biochemistry content...
June 2024: CBE Life Sciences Education
https://read.qxmd.com/read/38619971/repression-of-yeats2-induces-cellular-senescence-in-hepatocellular-carcinoma-and-inhibits-tumor-growth
#4
JOURNAL ARTICLE
Qi Wu, Quan Zheng, Lei Yuan, Dandan Gao, Yabing Hu, Xinqing Jiang, Qiaocheng Zhai, Ming Liu, Lifeng Xu, Heng Xu, Jinlin Ye, Feng Zhang
Hepatocellular carcinoma (HCC) stands as the third leading cause of cancer-related fatalities globally. In this study, we observed a significant increase in the expression level of the YEATS2 gene in HCC patients, and it is negatively correlated with the patients' survival rate. While we have previously identified the association between YEATS2 and the survival of pancreatic cancer cells, the regulatory mechanisms and significance in HCC are still to be fully elucidated. Our study shows that knockdown (KD) of YEATS2 expression leads to DNA damage, which in turn results in an upregulation of γ-H2A...
April 15, 2024: Cell Cycle
https://read.qxmd.com/read/38619942/automatic-segmentation-of-abdominal-aortic-aneurysms-from-time-resolved-3d-ultrasound-images-using-deep-learning
#5
JOURNAL ARTICLE
Esther J Maas, Navchetan Awasthi, Esther G Van Pelt, Marc M R H M Van Sambeek, Richard G P Lopata
Abdominal aortic aneurysms (AAAs) are rupture-prone dilatations of the aorta. In current clinical practice, the maximal diameter of AAAs is monitored with 2D ultrasound to estimate their rupture risk. Recent studies have shown that 3-dimensional and mechanical AAA parameters might be better predictors for aneurysm growth and rupture than the diameter. These parameters can be obtained with time-resolved 3D ultrasound (3D+t US), which requires robust and automatic segmentation of AAAs from 3D+t US. This study proposes and validates a deep learning (DL) approach for automatic segmentation of AAAs...
April 15, 2024: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
https://read.qxmd.com/read/38619924/platelet-rich-plasma-in-young-and-elderly-humans-exhibits-a-different-proteomic-profile
#6
JOURNAL ARTICLE
Zhitong Jiang, Can Huang, Erliang Guo, Xiangbin Zhu, Na Li, Yu Huang, Peihe Wang, Hui Shan, Yuxin Yin, Hong Wang, Lei Huang, Zhen Han, Kunfu Ouyang, Lu Sun
As people age, their ability to resist injury and repair damage decreases significantly. Platelet-rich plasma (PRP) has demonstrated diverse therapeutic effects on tissue repair. However, the inconsistency of patient outcomes poses a challenge to the practical application of PRP in clinical practice. Furthermore, a comprehensive understanding of the specific impact of aging on PRP requires a systematic investigation. We derived PRP from 6 young volunteers and 6 elderly volunteers, respectively. Subsequently, 95% of high-abundance proteins were removed, followed by mass spectrometry analysis...
April 15, 2024: Journal of Proteome Research
https://read.qxmd.com/read/38619872/delving-into-theoretical-and-computational-considerations-for-accurate-calculation-of-chemical-shifts-in-paramagnetic-transition-metal-systems-using-quantum-chemical-methods
#7
JOURNAL ARTICLE
Md Ashraful Islam, Andrew J Pell
The chemical shielding tensor for a paramagnetic system has been derived from the macroscopically observed magnetization using the perturbation theory. An approach to calculate the paramagnetic chemical shifts in transition metal systems based on the spin-only magnetic susceptibility directly evaluated from the ab initio Hilbert space of the electronic Zeeman Hamiltonian has been discussed. Computationally, several advantages are associated with this approach: (a) it includes the state-specific paramagnetic Curie (first-order) and Van Vleck (second-order) contributions of the paramagnetic ion to the paramagnetic chemical shifts; (b) thus it avoids the system-specific modeling and evaluating effectively in terms of the electron paramagnetic resonance (EPR) spin Hamiltonian parameters of the magnetic moment of the paramagnetic ion formulated previously; (c) it can be utilized both in the point-dipole (PD) approximation (in the long-range) and with the quantum chemical (QC) method based the hyperfine tensors (in the short-range)...
April 15, 2024: Physical Chemistry Chemical Physics: PCCP
https://read.qxmd.com/read/38619862/maize-root-exudates-promote-bacillus-sp-za-detoxification-of-diphenyl-ether-herbicides-by-enhancing-colonization-and-biofilm-formation
#8
JOURNAL ARTICLE
Yanning Tian, Fangya Zhong, Na Shang, Houyu Yu, Dongmei Mao, Xing Huang
Diphenyl ether herbicides are extensively utilized in agricultural systems, but their residues threaten the health of sensitive rotation crops. Functional microbial strains can degrade diphenyl ether herbicides in the rhizosphere of crops, facilitating the restoration of a healthy agricultural environment. However, the interplay between microorganisms and plants in diphenyl ether herbicides degradation remains unclear. Thus, the herbicide-degrading strain Bacillus sp. Za and the sensitive crop, maize, were employed to uncover the interaction mechanism...
April 15, 2024: Molecular Plant-microbe Interactions: MPMI
https://read.qxmd.com/read/38619805/surgical-treatment-and-outcomes-for-gluteal-tendon-tears
#9
REVIEW
Allison Morgan, Michael Moore, Kendall Derry, Andrew Bi, Jahnya Brown, Thomas Youm, Daniel Kaplan
PURPOSE OF REVIEW: Gluteus medius and minimus tears, or hip abductor tendon tears, are increasingly identified as a source of lateral hip pain. Once underappreciated and undertreated, they are now recognized as a cause of greater trochanteric pain syndrome and a pathology amenable to both nonoperative and operative modalities. This review summarizes relevant anatomy, clinical presentation, and treatment options for gluteus medius tears, focusing on surgical options. RECENT FINDINGS: When surgical intervention is indicated, repair, reconstruction, or tendon transfer may be considered...
April 15, 2024: Current Reviews in Musculoskeletal Medicine
https://read.qxmd.com/read/38619722/reduction-in-diabetes-related-hospitalizations-and-medical-costs-after-dexcom-g6-continuous-glucose-monitor-initiation-in-people-with-type-2-diabetes-using-intensive-insulin-therapy
#10
JOURNAL ARTICLE
Katia L Hannah, Poorva M Nemlekar, Courtney R Green, Gregory J Norman
INTRODUCTION: Some people with type 2 diabetes (T2D) require intensive insulin therapy to manage their diabetes. This can increase the risk of diabetes-related hospitalizations. We hypothesize that initiation of real-time continuous glucose monitoring (RT-CGM), which continuously measures a user's glucose values and provides threshold- and trend-based alerts, will reduce diabetes-related emergency department (ED) and inpatient hospitalizations and concomitant costs. METHODS: A retrospective analysis of US healthcare claims data using Optum's de-identified Clinformatics® Data Mart database was performed...
April 15, 2024: Advances in Therapy
https://read.qxmd.com/read/38619641/incorporating-il7-receptor-alpha-signaling-in-the-endodomain-of-b7h3-targeting-chimeric-antigen-receptor-t-cells-mediates-antitumor-activity-in-glioblastoma
#11
JOURNAL ARTICLE
Nithidol Sakunrangsit, Nattarika Khuisangeam, Thananya Inthanachai, Varalee Yodsurang, Pasrawin Taechawattananant, Koramit Suppipat, Supannikar Tawinwung
CAR-T-cell therapy has shown promise in treating hematological malignancies but faces challenges in treating solid tumors due to impaired T-cell function in the tumor microenvironment. To provide optimal T-cell activation, we developed a B7 homolog 3 protein (B7H3)-targeting CAR construct consisting of three activation signals: CD3ζ (signal 1), 41BB (signal 2), and the interleukin 7 receptor alpha (IL7Rα) cytoplasmic domain (signal 3). We generated B7H3 CAR-T cells with different lengths of the IL7Rα cytoplasmic domain, including the full length (IL7R-L), intermediate length (IL7R-M), and short length (IL7R-S) domains, and evaluated their functionality in vitro and in vivo...
April 15, 2024: Cancer Immunology, Immunotherapy: CII
https://read.qxmd.com/read/38619550/microbial-phosphorus-cycling-genes-in-soil-under-global-change
#12
JOURNAL ARTICLE
Xuewei Wang, Hui Guo, Jianing Wang, Peng He, Yakov Kuzyakov, Miaojun Ma, Ning Ling
The ongoing climate change on the Tibetan Plateau, leading to warming and precipitation anomalies, modifies phosphorus (P) cycling in alpine meadow soils. However, the interactions and cascading effects of warming and precipitation changes on the key "extracellular" and "intracellular" P cycling genes (PCGs) of bacteria are largely unknown for these P-limited ecosystems. We used metagenomics to analyze the individual and combined effects of warming and altered precipitation on soil PCGs and P transformation in a manipulation experiment...
April 2024: Global Change Biology
https://read.qxmd.com/read/38619469/the-prevalence-of-relational-basic-concepts-on-core-vocabulary-lists-for-aac-is-frequency-enough
#13
JOURNAL ARTICLE
Brittney Cooper, Gloria Soto
The selection of appropriate vocabulary is a crucial and challenging aspect of augmentative and alternative communication (AAC) intervention. Core vocabulary lists are frequently used to support vocabulary selection for children who require AAC. A vocabulary domain that has garnered limited attention within the AAC literature is relational basic concepts (RBCs). RBCs describe relationships between objects, persons, or situations, and play a pivotal role in language development, communication, and academic success...
April 15, 2024: Augmentative and Alternative Communication: AAC
https://read.qxmd.com/read/38619382/management-of-bone-loss-in-posterior-glenohumeral-shoulder-instability-current-concepts
#14
JOURNAL ARTICLE
Edward J Testa, Jelle P van der List, Brian R Waterman, Paul E Caldwell, Stephen A Parada, Brett D Owens
» Posterior glenohumeral instability is relatively uncommon compared with anterior instability, but is becoming an increasingly recognized and surgically managed shoulder pathology.» Soft-tissue stabilization alone may not be sufficient in patients who present with substantial bone loss to the posterior glenoid and/or the anterior humeral head.» For posterior glenoid defects, posterior glenoid osteoarticular augmentation can be used, and posterior glenoid opening wedge osteotomy can be considered in cases of posterior instability with pathologic retroversion...
April 1, 2024: JBJS Reviews
https://read.qxmd.com/read/38619295/bhlhe40-promotes-cd4-t-helper-1-cell-and-suppresses-t-follicular-helper-cell-differentiation-during-viral-infection
#15
JOURNAL ARTICLE
Christine Nguyen, Matthew Kudek, Ryan Zander, Hongshen Niu, Jian Shen, Ashley Bauer, Donia Alson, Achia Khatun, Yao Chen, Jie Sun, William Drobyski, Brian T Edelson, Weiguo Cui
In response to acute infection, naive CD4+ T cells primarily differentiate into T helper 1 (Th1) or T follicular helper (Tfh) cells that play critical roles in orchestrating cellular or humoral arms of immunity, respectively. However, despite the well established role of T-bet and BCL-6 in driving Th1 and Tfh cell lineage commitment, respectively, whether additional transcriptional circuits also underlie the fate bifurcation of Th1 and Tfh cell subsets is not fully understood. In this article, we study how the transcriptional regulator Bhlhe40 dictates the Th1/Tfh differentiation axis in mice...
April 15, 2024: Journal of Immunology
https://read.qxmd.com/read/38619086/the-confidence-and-competence-of-speech-language-pathologists-in-augmentative-and-alternative-communication-a-scoping-review
#16
JOURNAL ARTICLE
Clancy Conlon, Barbra Zupan, Robyn Preston
Augmentative and alternative communication (AAC) is a core component of speech pathology practice. However, international literature has highlighted that speech language pathologists (SLPs) may not feel confident or competent in this area. Confidence and competence are critical factors in therapy as they can impact the quality-of-service provision. The purpose of this scoping review was to investigate the confidence/competence of SLPs in AAC. A systematic scoping search was conducted using four databases to identify relevant literature...
April 15, 2024: Augmentative and Alternative Communication: AAC
https://read.qxmd.com/read/38618981/decoding-excimer-formation-in-covalent-organic-frameworks-induced-by-morphology-and-ring-torsion
#17
JOURNAL ARTICLE
Jeet Chakraborty, Amrita Chatterjee, Korneel Molkens, Ipsita Nath, Daniel Arenas Esteban, Laurens Bourda, Geert Watson, Chunhui Liu, Dries van Thourhout, Sara Bals, Pieter Geiregat, Pascal Van der Voort
A thorough and quantitative understanding of the fate of excitons in Covalent Organic Frameworks (COFs) after photoexcitation is essential for their augmented optoelectronic and photocatalytic applications via precise structure tuning. We herein report the synthesis of a library of COFs having identical chemical backbone with impeded conjugation, but varied morphology and surface topography to study the effect of these physical properties on the photophysics of the materials. The variation of crystallite size and surface topography substantified different aggregation pattern in the COFs, which led to disparities in their photoexcitation and relaxation properties...
April 15, 2024: Advanced Materials
https://read.qxmd.com/read/38618967/the-rna-binding-protein-rbms3-inhibits-the-progression-of-colon-cancer-by-regulating-the-stability-of-lims1-mrna
#18
JOURNAL ARTICLE
Yafei Li, Shuoshuo Wang, Guoli Li, Chunyang Gao, Zihan Cui, Mingqi Cong, Jie Hu, Minghui Zhang, Xiaoming Jin, Haiying Sun, Dan Kong
BACKGROUND: The RNA-binding motif single-stranded interacting protein 3 (RBMS3) is a constituent of the RNA-binding motif (RBM) protein family, which assumes a pivotal role in governing cellular biogenesis processes such as the cell cycle and apoptosis. Despite an abundance of studies elucidating RBMS3's divergent roles in the genesis and advancement of various tumors, its involvement in colon cancer remains enigmatic. METHODS: The present investigation employed data analysis from TCGA and GTEx to unveil that RBMS3 expression demonstrated a diminished presence in colon cancer tissues when juxtaposed with normal colon tissues...
April 2024: Cancer Medicine
https://read.qxmd.com/read/38618933/physiologic-effects-of-the-maqui-berry-aristotelia-chilensis-a-focus-on-metabolic-homeostasis
#19
REVIEW
Alexandre Martchenko, Alexandra Papaelias, Steffen-Sebastian Bolz
The prevalence and socioeconomic impact of metabolic diseases is rapidly growing. The limited availability of effective and affordable treatments has fuelled interest in the therapeutic potential of natural compounds as they occur in selected food sources. These compounds might help to better manage the current problems of treatment availability, affordability, and adverse effects that, in combination, limit treatment duration and efficacy at present. Specifically, berries garnered interest given a strong epidemiological link between their consumption and improved metabolic functions, making the analysis of their phytochemical composition and the identification and characterization of biologically active ingredients an emerging area of research...
April 15, 2024: Food & Function
https://read.qxmd.com/read/38618903/the-development-of-elder-governed-adjuvant-cultural-therapy-for-aboriginal-and-or-torres-strait-islander-young-people-with-mental-health-conditions
#20
JOURNAL ARTICLE
Alasdair Vance, Janet McGaw, Di O'Rorke, Selena White, Sandra Eades
A 10-year review of the 2008 Council of Australian Governments' (COAG) Close the Gap Strategy identified the lack of involvement of Indigenous people in developing policies as a key reason health disparities persist. It also posits that disconnection from Country and culture have been crucial factors. Physical and mental health cannot be separated from spiritual health and well-being amongst Indigenous Australians. This article describes the co-development of a cultural enrichment research study with Indigenous Elders, health service leaders, and community members that places culture at the centre of care to augment traditional Western mental health management...
April 15, 2024: Qualitative Health Research
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