Publications by authors named "Wu Shi"

Traditional Chinese Medicine (TCM) has demonstrated promising efficacy in managing and preventing the early‑stage diabetic nephropathy (DN). Although the exact mechanisms remain elusive, clinical evidence has suggested that Jinlida granules (JLD) are beneficial in improving renal function among patients with DN. The present study aimed to elucidate the effect of JLD on DN and the underlying molecular mechanism.

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Two-dimensional 1T-TaS is renowned for its exotic physical properties including superconductivity, Mott physics, flat-band electronics, and charge density wave (CDW) orders. In particular, the CDW phase transitions (PTs) in 1T-TaS attracted extensive research interest, showing prominent potential in electronic devices. However, mechanisms underlying electrically driven PTs remain elusive.

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Fetal bovine serum (FBS) plays a crucial role in the composition of animal cell culture medium. However, conventional serum-based medium face numerous challenges. The use of animal-derived free hydrolysate (ADFH) has garnered significant attention in research and applications as a viable alternative to FBS-containing medium in animal cell culture.

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Magnetic two-dimensional (2D) materials have garnered significant attention for their potential to revolutionize 2D spintronics due to their unique magnetic properties. However, their air-sensitivity and highly insulating nature of the magnetic semiconductors present substantial challenges for device fabrication with effective contacts. In this study, we introduce a polycarbonate (PC)-assisted transfer method that effectively forms van der Waals (vdW) contacts with 2D materials, streamlining the fabrication process without the need for additional lithography.

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  • Contamination of retail aquatic products in China by multidrug-resistant (MDR) E. coli poses a significant health risk to consumers, with 40% of samples found to contain E. coli and 19.9% showing resistance to multiple drugs.
  • The study analyzed 849 samples from fish, shrimp, and shellfish across 39 cities and revealed high levels of antibiotic resistance, especially to tetracycline and trimethoprim-sulfamethoxazole.
  • A variety of antibiotic resistance genes were identified, with a concerning prevalence of resistant strains, including colistin-resistant isolates associated with the mcr-1 gene, highlighting poor hygiene practices in retail markets.
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Light-to-electricity conversion is crucial for energy harvesting and photodetection, requiring efficient electron-hole pair separation to prevent recombination. Traditional junction-based mechanisms using built-in electric fields fail in nonbarrier regions. Homogeneous material harvesting under a photovoltaic effect is appealing but is only realized in noncentrosymmetric systems via a bulk photovoltaic effect.

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Natural language contains and communicates social biases, often reflecting attitudes, prejudices and stereotypes. Here we provide evidence for a novel psychological pathway for the expression of such biases, in which they arise as a consequence of the automatized mechanisms by which humans retrieve words to produce sentences. Four experiments show that, when describing events, speakers tend to mention people who are more like them first and, thus, tend to highlight the perspectives of their own social groups.

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Foodborne pathogens have become a major concern for public health. Bacillus cereus, a representative foodborne pathogen, is particularly challenging due to its ability to cause food poisoning and its resilient spores that are difficult to completely eradicate. Therefore, it is crucial to develop measures to prevent and control B.

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  • Hepatic encephalopathy (HE) is a serious condition related to liver disease that involves neuroinflammation, and treatments with rifaximin (RIF) and lactulose (LAC) have shown effectiveness.
  • A study using chronic HE rat models tested the effects of RIF and/or LAC on neuroinflammation through imaging and behavioral assessments, while analyzing physiological changes post-treatment.
  • Results indicated that RIF and LAC improved behavior similar to healthy control rats, but did not reverse liver damage; treatment reduced certain inflammatory markers and showed significant differences in brain neuroinflammation imaging among various treatment groups.
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Background: This paper reports the diagnostic process of a case involving an 86-year-old male patient who was admitted with cough, sputum, and fever, accompanied by persistent leukocytosis.

Methods: Through a multidisciplinary team (MDT) discussion, the laboratory department identified elevated ferritin levels, prompting clinical consideration of potential malignancy.

Results: Further investigations confirmed the diagnosis of thyroid cancer with multiple lung metastases.

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A dual-recognition strategy is reported to construct a one-step washing and highly efficient signal-transduction tag system for high-sensitivity colorimetric detection of Staphylococcus aureus (S. aureus). The porous (gold core)@(platinum shell) nanozymes (Au@PtNEs) as the signal labels show highly efficient peroxidase mimetic activity and are robust.

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Cutibacterium acnes is the most abundant bacterium of the human skin microbiome since adolescence, participating in both skin homeostasis and diseases. Here, we demonstrate individual and niche heterogeneity of C. acnes from 1,234 isolate genomes.

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Underwater wireless optical communication (UWOC) has demonstrated high-speed and low-latency properties in clear and coastal ocean water because of the relatively low attenuation 'window' for blue-green wavelengths from 450 nm to 550 nm. However, there are different attenuation coefficients for transmission in ocean water at different wavelengths, and the light transmission more seriously deteriorates with fluctuations in the water turbidity. Therefore, traditional UWOC using a single wavelength or coarse blue-green wavelengths has difficulty tolerating variations in water turbidity.

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Owing to the outstanding properties provided by nontrivial band topology, topological phases of matter are considered as a promising platform towards low-dissipation electronics, efficient spin-charge conversion, and topological quantum computation. Achieving ferroelectricity in topological materials enables the non-volatile control of the quantum states, which could greatly facilitate topological electronic research. However, ferroelectricity is generally incompatible with systems featuring metallicity due to the screening effect of free carriers.

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Ceftazidime-avibactam resistance attributable to the gene mutation is increasingly documented in clinical settings. In this study, we characterized the mechanisms leading to the development of ceftazidime-avibactam resistance in ST11-K47 hypervirulent that harboured the gene. This strain possessed fimbriae and biofilm, demonstrating pathogenicity.

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Background: Recent data reveal a marked rise in the detection and mortality rates of Desmoplastic Malignant Melanoma (DMM). This trend underscores the imperative for an in-depth analysis of DMM's epidemiology, which is crucial for the formulation of precise medical and public health strategies. This investigation seeks to elucidate the variations in the incidence and mortality of DMM over a 15-year period (2005-2019).

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Disturbance in mitochondrial homeostasis within proximal tubules is a critical characteristic associated with diabetic kidney disease (DKD). CaMKKβ/AMPK signaling plays an important role in regulating mitochondrial homeostasis. Despite the downregulation of CaMKKβ in DKD pathology, the underlying mechanism remains elusive.

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  • Cutibacterium acnes, a bacterium found on healthy skin, is linked to both acne vulgaris and has a potential protective role in atopic dermatitis (AD) by influencing immune response and skin health.* -
  • The study analyzed extracellular vesicles (EVs) from C. acnes across AD lesions, acne lesions, and healthy skin, finding notable differences in protein expressions that correlate with the severity and type of skin condition.* -
  • The results indicated that EVs from C. acnes exhibit different effects on inflammatory markers in skin cells, highlighting unique immunomodulatory functions in AD and acne, thus contributing to understanding skin health.*
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Transport probes the motion of quasi-particles in response to external excitations. Apart from the well-known electric and thermoelectric transport, acoustoelectric transport induced by traveling acoustic waves has rarely been explored. Here, by adopting hybrid nanodevices integrated with piezoelectric substrates, we establish a simple design of acoustoelectric transport with gate tunability.

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In-plane anisotropic van der Waals materials have emerged as a natural platform for anisotropic polaritons. Extreme anisotropic polaritons with in-situ broadband tunability are of great significance for on-chip photonics, yet their application remains challenging. In this work, we experimentally characterize through Fourier transform infrared spectroscopy measurements a van der Waals plasmonic material, 2M-WS, capable of supporting intrinsic room-temperature in-plane anisotropic plasmons in the far and mid-infrared regimes.

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  • - Human norovirus (HuNoV) is the leading cause of acute gastroenteritis, and traditional rapid tests for it have low sensitivity and can't quantify virus levels effectively.
  • - A new technique combining immunomagnetic enrichment (IM) with lateral flow immunochromatography (LFIC) was developed to enhance detection, achieving a limit of detection of 1.56 × 10 copies/mL and accurately identifying common HuNoV genotypes without cross-reacting with other viruses.
  • - Testing 87 fecal samples demonstrated that the new IM-LFIC method had a high agreement with RT-qPCR results, indicating its potential as a rapid and sensitive option for point-of-care testing for HuNoV. *
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The cold chain is an integral part of the modern food industry. Low temperatures can effectively alleviate food loss and the transmission of foodborne diseases caused by microbial reproduction. However, recent reports have highlighted shortcomings in the current cold chain technology's ability to prevent and control cold-tolerant foodborne pathogens.

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Non-specific binding in fluorescence resonance energy transfer (FRET) remains a challenge in foodborne pathogen detection, resulting in interference of high background signals. Herein, we innovatively reported a dual-mode FRET sensor based on a "noise purifier" for the ultrasensitive quantification of Escherichia coli O157:H7 in food. An efficient FRET system was constructed with polymyxin B-modified nitrogen-sulfur co-doped graphene quantum dots (N, S-GQDs@PMB) as donors and aptamer-modified yellow carbon dots (Y-CDs@Apt) as acceptors.

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Human noroviruses (HuNoVs) are the most predominant viral agents of acute gastroenteritis. Vegetables are important vehicles of HuNoVs transmission. This study aimed to assess the HuNoVs prevalence in vegetables.

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