4,074 results match your criteria: "College of Technology[Affiliation]"

High-content image-based phenotypic profiling combines automated microscopy and analysis to identify phenotypic alterations in cell morphology and provide insight into the cell's physiological state. Classical representations of the phenotypic profile can not capture the full underlying complexity in cell organization, while recent weakly machine-learning based representation-learning methods are hard to biologically interpret. We used the abundance of control wells to learn the in-distribution of control experiments and use it to formulate a self-supervised reconstruction anomaly-based representation that encodes the intricate morphological inter-feature dependencies while preserving the representation interpretability.

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Breast cancer (BC) is the leading cause of female cancer mortality and is a type of cancer that is a major threat to women's health. Deep learning methods have been used extensively in many medical domains recently, especially in detection and classification applications. Studying histological images for the automatic diagnosis of BC is important for patients and their prognosis.

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Background: Skin rejuvenation is a widely sought-after goal, prompting advancements in laser technology for noninvasive and effective treatments. Ablative lasers, in particular, have evolved to address diverse skin concerns, with fractional ablative lasers offering better-tolerated outcomes. The introduction of a novel ablative Thulium pulsed laser, based on Thulium-doped Yttrium aluminum Perovskite (Tm:YAP) crystal, delivers precise and controlled skin rejuvenation by allowing customization of ablative microcolumns.

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In the rapidly evolving landscape of Internet of Things (IoT), Zigbee networks have emerged as a critical component for enabling wireless communication in a variety of applications. Despite their widespread adoption, Zigbee networks face significant security challenges, particularly in key management and network resilience against cyber attacks like distributed denial of service (DDoS). Traditional key rotation strategies often fall short in dynamically adapting to the ever-changing network conditions, leading to vulnerabilities in network security and efficiency.

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Differences and Risk Factors of Peripheral Blood Immune Cells in Patients with Obstructive Sleep Apnea.

Nat Sci Sleep

June 2024

Department of Respiratory and Critical Care Medicine, Zhongnan Hospital of Wuhan University, Wuhan, 430071, People's Republic of China.

Introduction: Obstructive sleep apnea (OSA) is a respiratory disorder characterized by chronic intermittent hypoxia and fragmented sleep, leading to inflammatory response and oxidative stress. However, the differences in immune inflammatory response in OSA patients with different severity remain unclear.

Purpose: This study aims to examine the differences in peripheral blood immune cells and their risk factors in OSA patients.

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This study examines the attitudes and learning effectiveness of undergraduate students at the faculty of management who studied synchronous e-Learning courses using Zoom system. The attitudes were divided into three categories: attitude toward e-Learning, attitude toward the Zoom system and attitude toward the flexibility of this learning. Five variables of learning effectiveness were measured: skills, understanding, benefits, involvement and motivation.

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Purpose: To evaluate the divergence between the neodymium-doped yttrium aluminum garnet (Nd:YAG) surgical laser and the aiming diode laser beams foci.

Design: Optical analysis and measurements were performed using a Volk Goldmann 3-mirror lens with a Nidek YC-1800 Nd:YAG laser apparatus.

Subjects: None.

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Objective: To evaluate obstetric and perinatal outcomes among small for gestational age (SGA) infants born to patients diagnosed with Gestational diabetes mellitus (GDM).

Materials And Methods: A multicenter retrospective cohort study between 2005 and 2021. The perinatal outcomes of SGA infants born to patients with singleton pregnancy and GDM were compared to SGA infants born to patients without GDM.

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A new network-based SIR epidemic model with saturated incidence rate and nonlinear recovery rate is proposed. We adopt an edge-compartmental approach to rewrite the system as a degree-edge-mixed model. The explicit formula of the basic reproduction number $ \mathit{\boldsymbol{R_{0}}} $ is obtained by renewal equation and Laplace transformation.

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A highly stereoselective synthesis of fused heterocycles with multiple stereocenters an internal redox reaction/inverse electron-demand hetero-Diels-Alder (IEDHDA) reaction sequence is described. The present reaction sequence has three interesting features: (1) complete control of two potentially competitive processes, , hetero-Diels-Alder reaction and [1,5]-hydride shift; (2) one-shot construction of the complicated 6/7/6-fused heterocyclic structure having multiple stereocenters; and (3) high control of its stereoselectivity. When alkenylidene barbiturates with an allyl benzyl ether moiety were treated with a catalytic amount of Sc(OTf) and 2,2'-bipyridine, the internal redox reaction/IEDHDA reaction proceeded successively to afford 6/7/6-fused heterocycles in good chemical yields with good to excellent diastereoselectivities.

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Unlabelled: Ameloblastoma is a non-cancerous but aggressive oral tumor emerging from odontogenic epithelial tissue involved during odontogenesis. Since there is lack in unravelling the complete molecular pathogenesis of ameloblastoma, chemotherapy is less attempted and a lot of disagreement over the optimal treatment option. Hence, till date, wide surgical resection is considered to be the reliable treatment for ameloblastoma.

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A randomized double blind placebo controlled trial to assess the safety and efficacy of a patented fenugreek () seed extract in Type 2 diabetics.

Food Nutr Res

June 2024

Department of Biology, College of Arts and Sciences, and Department of Psychology, Gordon F. Derner School of Psychology, Adelphi University, Garden City, NY, USA.

Background: Fenugreek plant () constitutes a traditionally acclaimed herbal remedy for many human ailments including diabetes, obesity, neurodegenerative diseases, and reproductive disorders. It is also used as an effective anti-oxidative, anti-inflammatory, antibacterial, and anti-fungal agent. The seed of the plant is especially enriched in several bioactive molecules including polyphenols, saponins, alkaloids, and flavonoids and has demonstrated potential to act as an antidiabetic phytotherapeutic.

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This article investigates an inventive methodology for precisely and efficiently controlling photovoltaic emulating (PVE) prototypes, which are employed in the assessment of solar systems. A modification to the Shift controller (SC), which is regarded as a leading PVE controller, is proposed. In addition to efficiency and accuracy, the novel controller places a high emphasis on improving transient performance.

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Recent advancements in computational intelligence, deep learning, and computer-aided detection have had a significant impact on the field of medical imaging. The task of image segmentation, which involves accurately interpreting and identifying the content of an image, has garnered much attention. The main objective of this task is to separate objects from the background, thereby simplifying and enhancing the significance of the image.

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Nurses-with or without prehospital care training-may find themselves delivering immediate care to injured individuals outside a healthcare facility, sometimes even in situations where their own life is at risk. This study explores the experiences of community nurses and midwives who provided immediate care during the Hamas militant movement's attack in southern Israel. The researchers collected and analyzed eight nurse and midwife survivors' testimonies published in digital media to gain a deeper understanding of their perspectives.

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Biobased waste utilization is an intriguing area of research and an ecologically conscious approach. Plant-based materials can be used to render cellulose, which is an eco-friendly material that can be used in numerous aspects. In the current investigation, cellulose was extracted from the leaves of the Vachellia nilotica plant via acid hydrolysis.

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The fenugreek plant (-) is traditionally known for its anti-diabetic properties owing to its high content of furostanolic saponins, which can synergistically treat many human ailments. Non-enzymatic protein glycation leading to the formation of Advanced Glycation End products (AGE) is a common pathophysiology observed in diabetic or prediabetic individuals, which can initiate the development of neurodegenerative disorders. A potent cellular source of glycation is Methyl Glyoxal, a highly reactive dicarbonyl formed as a glycolytic byproduct.

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Characterization and potentiality of plant-derived silver nanoparticles for enhancement of biomass and hydrogen production in Chlorella sp. under nitrogen deprived condition.

Chemosphere

August 2024

Laboratory of Cyanobacterial Biotechnology, Department of Biochemistry, Faculty of Science, Chulalongkorn University, Bangkok, 103330, Thailand; Academy of Science, Royal Society of Thailand, Bangkok, 10300, Thailand. Electronic address:

Energy is a crucial entity for the development and it has various alternative forms of energy sources. Recently, the synthesis of nanoparticles using benign biocatalyst has attracted increased attention. In this study, silver nanoparticles were synthesized and characterized using Azadirachta indica plant-derived phytochemical as the reducing agent.

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Revolutionizing Leishmaniasis Treatment with Cutting Edge Drug Delivery Systems and Nanovaccines: An Updated Review.

ACS Infect Dis

June 2024

Centre for Development of Biomaterials and Department of Life Sciences, Sharda School of Basic Sciences and Research, Sharda University, Greater Noida, Uttar Pradesh 201310, India.

Leishmaniasis, one of the most overlooked tropical diseases, is a life-threatening illness caused by the parasite that is prevalent in underdeveloped nations. Over 350 million individuals in more than 90 different nations worldwide are at risk of contracting the disease, which has a current fatality rate of 50 000 mortalities each year. The administration of liposomal Amp B, pentavalent antimonials, and miltefosine are still considered integral components of the chemotherapy regimen.

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The COVID-19 pandemic has significantly impacted the tourism sector, particularly tour guides (TGs), affecting their professional identity (TGPI) and intentions to return to work. As China strives to revive its tourism industry, it is crucial to understand the current state of TGPI, its evolution, influencing factors, and its impact on TGs' return intentions. This study employed a quantitative approach, using comparative analysis and binary logistic regression, to investigate these issues among frontline TGs in China, pre- and post-pandemic.

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Article Synopsis
  • - The research focuses on creating a sustainable and cost-effective biographene using metabolites from actinobacteria linked to mushrooms to reduce graphene oxide (GO) in an environmentally friendly way.
  • - Key findings showed that the metabolites from *Streptomyces achromogenes* effectively converted nano-GO into reduced graphene oxide (rGO), demonstrating low toxicity and potential for bone regeneration with no harmful effects on liver and kidney tissues observed.
  • - The results indicate that biographene has promising biomedical applications, addressing significant health and environmental issues, highlighting its potential for future research and use.
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Quaternized chitosan/polyvinyl alcohol anion exchange membrane enhanced by functionalized attapulgite clay with an ionic "chain-ball" surface structure.

Int J Biol Macromol

June 2024

Hubei Engineering & Technology Research Center for Functional Materials from Biomass, School of Chemistry and Materials Science, Hubei Engineering University, Xiaogan 432000, China. Electronic address:

Biomass chitosan has garnered considerable interest for alkaline anion exchange membranes (AEMs) due to its eco-friendly and sustainable characteristics, low reactant permeability and easily modifiable nature, but it still faces the trade-off between high hydroxide conductivity and sufficient mechanical properties. Herein, a novel functionalized attapulgite clay (f-ATP) with a unique ionic "chain-ball" surface structure was prepared and incorporated with quaternized chitosan (QCS)/polyvinyl alcohol (PVA) matrix to fabricate high-performance composite AEMs. Due to the strengthened interfacial bonding between f-ATP nanofillers and the QCS/PVA matrix, composite membranes are synergistically reinforced and toughened, achieving peak tensile strength and elongation at break of 24.

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Article Synopsis
  • The integrity of parathyroid glands is regulated by a specific axis involving microRNA and the mTORC1 pathway, crucial for preventing CKD-induced secondary hyperparathyroidism.
  • Research shows that mice with disabled microRNA processing maintain normal hormone levels but demonstrate loss of parathyroid glands, while those with activated mTORC1 show enlarged glands and higher hormone levels.
  • Ultimately, the study concludes that mTORC1 plays a key role in parathyroid maintenance and function, and its activity is influenced by microRNA and related pathways.
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3D-printed nanomedicines for cancer therapy.

Future Sci OA

May 2024

Department of Life Sciences, Sharda School of Basic Sciences & Research, Sharda University, Greater Noida, 201310, Uttar Pradesh, India.

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Danshen injection (DI) is effective in treating cardiovascular and cerebrovascular diseases, including ischemic stroke (IS), including IS, but its mechanism is unclear. A middle cerebral artery occlusion model was used to simulate ischemia/reperfusion (I/R) injury in SD rats. Overexpression of hypoxia-inducible factor 1α (HIF-1α) was achieved by AAV-HIF-1α.

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