Publications by authors named "Yang Tan"

The popularity of urban distributed photovoltaics is crucial for building low-carbon cities. Retrofitting roofs with photovoltaic tiles is a new option. However, whether the public supports this initiative needs to be understood.

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Fibroblast-myofibroblast differentiation plays a key role in the pathogenesis of pulmonary fibrosis. Integrating RNA interference and RNA immunostimulation functions to treat diseases is a promising new potential therapy. Here, we report that an elevated expression of CUGBP Elav-Like Family Member 1 (CELF1), an RNA-binding protein, positively correlates with lung fibroblast-myofibroblast differentiation in fibrotic lung tissues.

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Hepatic fibrosis is a late-stage process of many chronic liver diseases. Blocking the fibrosis process will be beneficial to the treatment and recovery of the disease. Hepatic macrophages are a remarkably heterogeneous population of immune cells that play multiple functions in homeostasis and are central to liver fibrosis.

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Objective: To develop and validate an automated deep learning-based model for focal liver lesion (FLL) segmentation in a dynamic contrast-enhanced ultrasound (CEUS) video.

Methods: In this multi-center and retrospective study, patients with FLL who underwent dynamic CEUS exam were included from September 2021 to December 2021 (model development and internal test sets), and from March 2023 to May 2023 (external test sets). A bi-modal temporal segmentation network (BTS-Net) was developed and its performance was evaluated using Dice score, intersection over union (IoU) and Hausdorff distance, and compared against several segmentation methods.

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Rising demand for advanced materials in biomedical applications has made the development of effective hydrogels a critical focus, especially for drug delivery. Herein, a novel fluidic hydrogel with high drug-loading (>95 %) capacity was developed for controlled release of acetylsalicylic acid. Nature-derived galactomannan (GM) was served as the hydrogel matrix, and chitin nanocrystals (ChNC) and cellulose nanocrystals (CNC) were used to enhance structure and antimicrobial properties.

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Psoriasis affects a significant proportion of the worldwide population and causes an extremely heavy psychological and physical burden. The existing therapeutic schemes have many deficiencies such as limited efficacies and various side effects. Therefore, novel ways of treating psoriasis are urgently needed.

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Up to 50-70% of patients with liver cirrhosis develop hepatic encephalopathy (HE), which is closely related to gut microbiota dysbiosis, with an unclear mechanism. Here, by constructing gut-brain modules to assess bacterial neurotoxins from metagenomic datasets, we found that phenylalanine decarboxylase (PDC) genes, mainly from Ruminococcus gnavus, increased approximately tenfold in patients with cirrhosis and higher in patients with HE. Cirrhotic, not healthy, mice colonized with R.

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Objective: To explore the impact of mild hypercapnia or normocapnia on the prognosis of patients after the return of spontaneous circulation (ROSC) following cardiac arrest (CA).

Methods: This systematic review and meta-analysis followed the guidelines in the PROSPERO report. Information was retrieved in PubMed, Cochrane Library, Embase, and Web of Science to collect all publications in English from January 1, 2000, to March 1, 2024, involving post-CA with mild hypercapnia.

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Advances in deep learning have significantly aided protein engineering in addressing challenges in industrial production, healthcare, and environmental sustainability. This review frames frequently researched problems in protein understanding and engineering from the perspective of deep learning. It provides a thorough discussion of representation methods for protein sequences and structures, along with general encoding pipelines that support both pre-training and supervised learning tasks.

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Given the limited research on pharmaceuticals and personal care products (PPCPs) in the Wuhan section of the Yangtze River (WYR), this work investigated the distribution of 15 PPCPs in this region, assessed their ecological risks and annual fluxes. It was further to analyze the levels of indicator sucralose in the WYR to understand the sources of PPCPs. The results showed the average concentrations were 143.

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Methane (CH) emission from livestock feces, led by ruminants, shows a profound impact on global warming. Despite this, we have almost no information on the syntrophy of the intact microbiome metabolisms, from carbohydrates to the one-carbon units, covering multiple stages of ruminant development. In this study, syntrophic effects of polysaccharide degradation and acetate-producing bacteria, and methanogenic archaea were revealed through metagenome-assembled genomes from water saturated dairy cattle feces.

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Article Synopsis
  • Whispering gallery mode (WGM) resonators are popular in integrated photonics for their efficient microlaser properties, thanks to their high quality factor, compact size, and small mode volume.
  • A Nd:GGG crystal was transformed into a thin film using an ion implantation-enhanced etching technique, and then shaped into a 20 μm microdisk using focused ion beam technology.
  • The microdisk's placement impacted its heat dissipation and laser performance, showing different laser thresholds (32 μW on a holder and 17 μW on a wafer) and varying mode shifts in response to the thermal conditions during operation.
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Designing protein mutants with both high stability and activity is a critical yet challenging task in protein engineering. Here, we introduce PRIME, a deep learning model, which can suggest protein mutants with improved stability and activity without any prior experimental mutagenesis data for the specified protein. Leveraging temperature-aware language modeling, PRIME demonstrated superior predictive ability compared to current state-of-the-art models on the public mutagenesis dataset across 283 protein assays.

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Background: Effective management of cutaneous nocardiosis is hampered by the lack of defined treatment recommendations and frequently requires prolonged antibiotic therapy.

Case Presentation: This report describes a case of cutaneous nocardiosis who was effectively treated in a brief amount of time with three sessions of 5-aminolevulinic acid photodynamic therapy (ALA-PDT) in conjunction with antibiotics.

Conclusion: ALA-PDT combined with antibiotics may effectively treat refractory cutaneous nocardiosis.

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Background: Frequently, recurrence of genital herpes imposes significant physical and psychological burdens on patients, and existing treatments are often ineffective in preventing recurrence. Previous studies have indicated that photodynamic therapy (PDT) showed promising outcomes in the treatment of labial herpes simplex virus (HSV) infections; however, its efficacy for genital herpes remained unclear.

Method: The study screened patients with genital herpes at Daping Hospital from July 2020 to May 2024.

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The development of affective computing and medical electronic technologies has led to the emergence of Artificial Intelligence (AI)-based methods for the early detection of depression. However, previous studies have often overlooked the necessity for the AI-assisted diagnosis system to be wearable and accessible in practical scenarios for depression recognition. In this work, we present an on-board executable multi-feature transfer-enhanced fusion model for our custom-designed wearable three-lead Electroencephalogram (EEG) sensor, based on EEG data collected from 73 depressed patients and 108 healthy controls.

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Background: Atrial fibrillation (AF) stands as a prevalent and detrimental arrhythmic disorder, characterized by intricate pathophysiological mechanisms. The availability of reliable and reproducible AF models is pivotal in unraveling the underlying mechanisms of this complex condition. Unfortunately, the researchers are still confronted with the absence of consistent in vitro AF models, hindering progress in this crucial area of research.

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Article Synopsis
  • Mycobacterium abscessus skin infections are a growing concern, as traditional antibiotics often fail, leading to the need for new treatment options like aminolevulinic acid photodynamic therapy (ALA-PDT) combined with antibiotics.
  • The study treated eight patients with M. abscessus infections post-cosmetic surgery using ALA-PDT and various antibiotics, finding positive results with no recurrences during follow-up.
  • In vitro tests revealed that while ALA-PDT effectively killed M. abscessus, certain strains required higher doses due to their stronger biofilm formation and genetic mutations affecting metabolism, highlighting the potential for enhanced bacterial killing when using ALA-PDT alongside antibiotics.
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Tumor cell death induced by "cuproptosis" is a novel form of tumor death that differs from apoptosis induced by chemotherapy. It is expected to emerge as a new approach for cancer treatment. In this study, our focus was on exploiting the characteristic of "cuproptosis" which necessitates increased aerobic respiration to induce tumor cell death.

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Background: Baicalein has been used to treat inflammation-related diseases; nevertheless, its specific mechanism of action is unclear. Therefore, we examined the protective effects of baicalein on lipopolysaccharide-induced damage to AR42J pancreatic acinar cells (PACs) and determined its mechanism of action for protection.

Methods: An cell model of acute pancreatitis (AP) was established using lipopolysaccharide (LPS) (1 mg/L)-induced PACs (AR42J), and the relative survival rate was determined using the 3-(4,5)-dimethylthiahiazo(-z-y1)-3,5-di-phenytetrazoliumromide (MTT) technique.

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Article Synopsis
  • The natural photosensitizer hypericin (Hy) has reduced effectiveness against tumors due to low oxygen levels and high glutathione in the tumor microenvironment (TME).
  • Researchers encapsulated Hy with manganese oxide to create a nanorambutan (MnO-Hy NR) that effectively reduces glutathione and increases oxygen levels in triple-negative breast cancer cells, enhancing the production of reactive oxygen species (ROS) and triggering ferroptosis.
  • The combination of photodynamic therapy (PDT) and ferroptosis leads to immunogenic cell death, which activates a stronger anti-tumor immune response and significantly inhibits tumor growth and lung metastasis in a mouse model.
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Article Synopsis
  • Lenvatinib, anti-PD-1 antibodies, and GEMOX chemotherapy were evaluated as non-first-line therapy for advanced gallbladder cancer (GBC) in this study, showing promising antitumor activity.
  • The study analyzed 36 patients, revealing a median overall survival of 15.1 months and a progression-free survival of 6.1 months, with a 36.1% objective response rate.
  • Results indicated that PD-L1 expression and neutrophil-lymphocyte ratio could predict treatment efficacy, while most patients experienced adverse events, primarily of grade 3 or 4, but no grade 5 events were reported.
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This study investigates the properties and potential applications of phycoerythrin 545, a naturally occurring light-harvesting pigment protein from . Phycoerythrin 545, characterized by its bright red color and maximum absorption wavelength at 545 nm, was extracted using freeze-thawing methods, further purified, and analyzed using chromatographic, spectroscopic techniques, and sodium dodecyl sulfate-polyacrylamide gel electrophoresis. Phycoerythrin 545 consists of two subunits, primarily α and β, but lacks the γ subunit, and is stable at 4 °C within a pH range of 3-10.

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The Editors of Medical Science Monitor wish to inform you that the above manuscript has been retracted from publication due to concerns with the credibility and originality of the study, the manuscript content, and the Figure images. Reference: Yihua Zhang, Yang Tan, Hao Wang, Minhui Xu, Lunshan Xu. Long Non-Coding RNA Plasmacytoma Variant Translocation 1 (PVT1) Enhances Proliferation, Migration, and Epithelial-Mesenchymal Transition (EMT) of Pituitary Adenoma Cells by Activating ß-Catenin, c-Myc, and Cyclin D1 Expression.

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Article Synopsis
  • The study focuses on improving the release of siRNA from nanoparticles (NPs) inside cells, a process that typically results in rapid release, making it hard to achieve sustained effects.
  • By using layer-by-layer (LbL) techniques, researchers developed NPs with multiple layers that enable effective siRNA delivery, demonstrating significant gene knockdown (SPARC) over 21 days.
  • The results highlight the ability to measure the release of siRNA over time, linking the quantity released to the effectiveness of gene silencing, providing a valuable method for testing new nanocarrier designs.
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Synopsis of recent research by authors named "Yang Tan"

  • - Yang Tan's recent research focuses on the development of innovative biomedical technologies and models for diagnosing and treating various health conditions, emphasizing the integration of artificial intelligence and wearable devices in mental health diagnosis and chronic disease management
  • - His studies also explore novel therapeutic approaches, including the use of photodynamic therapy combined with traditional antibiotics for treating severe skin infections and the examination of new treatment options for advanced cancers through multi-modal therapy strategies
  • - Additionally, Tan investigates cellular mechanisms and biocompatible materials, contributing to breakthroughs in drug delivery systems and regenerative medicine, while addressing challenges in protein stability and therapeutic efficacy

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