Publications by authors named "Miaomiao Liu"

Driving behavior is crucial in shaping traffic dynamics and serves as the foundation for safe and efficient autonomous driving. Despite the widespread interest in driving behavior modeling, existing models often focus on specific behaviors and cannot describe all types of vehicle movements, while vehicle status and driving scenarios are dynamic and infinite. That means comprehending and modeling generalized driving behavior mechanisms is essential.

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Background: Rabies continues to be a significant global public health concern, particularly in the Asia region where it is associated with high mortality rate. The administration of effective vaccination is essential in preventing this potentially fatal viral infection. The objective of this study was to evaluate the immunogenicity and safety of two rabies vaccination schedules: the Zagreb (2-1-1) and Essen (1-1-1-1-1) regimens, in a cohort of healthy Chinese individuals aged 10-60 years.

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  • * Research using an endotoxin-induced uveitis model found that HDL intervention reduced inflammation and improved retinal function by affecting microglial cells, promoting a shift from an inflammatory M1 state to a healing M2 state.
  • * HDL also decreased microglial pyroptosis and lipid accumulation by enhancing Caveolin-1 expression, suggesting that HDL could be a potential treatment for ocular inflammation through these mechanisms.
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A recent randomized controlled clinical trial expanded the time window of intravenous thrombolysis (IVT) in patients with acute ischemic stroke (AIS) beyond 4.5 hours by applying neuroimaging standards, enabling more patients to benefit from IVT. However, hemorrhagic transformation (HT) after IVT is still a major concern.

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  • The study focuses on developing a MALDI-TOF MS database for the accurate identification of various species from a specific microorganism complex, overcoming previous misidentifications.
  • It involved analyzing 71 isolates, creating a new database with 37 strains using a formic acid extraction method, and validating it with an additional 34 strains.
  • The database successfully achieved 100% identification accuracy, showing that MALDI-TOF MS is a reliable tool for diagnosing infectious agents in clinical settings.
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Cognitive decline is a critical hallmark of brain aging. Although aging is a natural process, there is significant heterogeneity in cognition levels among individuals; however, the underlying mechanisms remain uncertain. In our study, we classified aged male Sprague‒Dawley rats into aged cognition-unimpaired (AU) group and aged cognition-impaired (AI) group by using an attentional set-shifting task.

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Background: Diabetic kidney disease (DKD) is a complication caused by end-stage diabetes mellitus and usually results in glomerular podocyte injury. Exosomes are important for intercellular information exchange. However, the effect of podocyte exosomes on DKD has not been elucidated.

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Species of Malassezia are lipid-dependent yeasts and integral components of the skin microbiome. Most of the currently known species are isolated from mammals. However, the presence and distribution of Malassezia yeasts on the skin of avian species have not been fully understood or elucidated.

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Viscosity and polarity are crucial microenvironmental parameters within cells, intimately linked to the physiological activities of organisms. We constructed and synthesized an innovative dual-functional fluorescent probe, DHBP. In the green channel, the fluorescence signal notably intensifies with decreasing environmental polarity, while in the red channel, fluorescence signal amplification occurs due to the collaborative effects of viscosity and polarity, resulting in more pronounced changes.

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  • Two-dimensional transition metal dichalcogenides (TMDs) have attracted significant interest due to their impressive physical and chemical properties, making them useful in (opto)electronics, electrocatalysis, and energy storage.
  • The traditional chemical vapor deposition (CVD) method for synthesizing TMDs faces challenges such as high precursor melting points and difficulty in creating a uniform precursor atmosphere.
  • The spin-coating precursor mediated chemical vapor deposition (SCVD) method improves upon traditional CVD by allowing for a cleaner, more uniform growth and offering better control over material thickness and purity through the manipulation of solution parameters.
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. Accurate and timely prediction of epileptic seizures is crucial for empowering patients to mitigate their impact or prevent them altogether. Current studies predominantly focus on short-term seizure predictions, which causes the prediction time to be shorter than the onset of antiepileptic, thus failing to prevent seizures.

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Ethnopharmacological Relevance: Liorice (Glycyrrhiza uralensis Fisch.), a widely used Chinese herbal medicine, is frequently employed in clinical practice to treat viral pneumonia. However, the pharmacodynamic substances and mechanisms of action responsible for its antiviral effects against H1N1 and RSV remain unclear.

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  • The study aimed to create experimental models of radical hysterectomy in female rats using the Querleu-Morrow classification to analyze pelvic nerve damage and changes in urinary function post-surgery.
  • Rats underwent different types of surgery (sham, A, B1, C1, C2) with various degrees of injury, and evaluations included histological analysis and tests for urinary function 21 days post-operation.
  • Findings indicated that more severe surgical procedures (C1 and C2) led to greater nerve damage and a higher incidence of urinary retention and neurogenic bladder, highlighting the models' relevance to human cases.
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  • The study aimed to identify cytokine profiles in cerebrospinal fluid (CSF) that are linked to viral encephalitis (VE), using a high-throughput proteomic method to analyze 80 cytokines in acute-phase patients compared to healthy controls.
  • Initial findings revealed two key cytokines: cathepsin-L (up-regulated) and Fractalkine (down-regulated), both of which are involved in inflammation, apoptosis, and blood-brain barrier integrity.
  • Validation with ELISA confirmed several cytokine levels, indicating a positive correlation with CSF reactive lesions, suggesting that certain cytokines like CTSL, MIF, IL-1β, TNF-α, and CXCL10 could serve
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  • A new fluorescent aptasensor technique using nicking endonuclease signal amplification (NESA) allows for the simultaneous detection of carcinoembryonic antigen (CEA) and alpha fetoprotein (AFP) from a single sample.
  • The method utilizes two specific aptamers linked to magnetic nanoparticles, which, when CEA and AFP bind, release DNA that triggers a fluorescence signal, allowing researchers to measure concentrations of these biomarkers.
  • The aptasensor demonstrated a wide detection range and low limits of detection for both CEA (0.7 ng/mL) and AFP (2 ng/mL), showing promise for early cancer screening through the simultaneous measurement of multiple tumor markers.
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Objective: This study aimed to analyze the therapeutic effect of Ginkgo biloba extract (EGb 761) on sudden sensorineural hearing loss (SSNHL) and its influence on hemorheology.

Methods: The clinical data of patients diagnosed with SSNHL and admitted to the Wendeng Hospital of Traditional Chinese Orthopedics and Traumatology of Shandong Province from May 2020 to May 2023 were retrospectively analyzed. Based on different clinical treatment protocols, patients were divided into a control group (treated with routine treatment) and an administration group (treated with routine treatment + EGb 761).

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Phytohormones are vital for developmental processes, from organ initiation to senescence, and are key regulators of growth, development, and photosynthesis. In natural environments, plants often experience high light (HL) intensities coupled with elevated temperatures, which pose significant threats to agricultural production. However, the response of phytohormone-related genes to long-term HL exposure remains unclear.

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  • - Environmental risk is becoming a leading global threat, driven by issues like climate change and ecosystem degradation, with significant growth in research and technology around it since 2018.
  • - A new bibliometric analysis reveals key research areas in environmental risk, including ecotoxicology, climate change impacts, air pollution, soil contamination, and heavy metal risks, with a recent focus on AI techniques.
  • - The study highlights the need for further research on the ecological and health risks of emerging contaminants (ECs), climate change strategies, and AI-based assessment technologies to address these challenges effectively.
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Treatment of alkyl α-(-heteroaryl)-α-diazoacetates with alkylating reagents affords diazoacetate N-heteroarenium salts. These novel 'onium' diazo compounds are mostly yellow solids, displaying increased thermal and acid stability. Their tetrafluoroborates undergo rhodium catalyzed [2 + 1] and Doyle-Kirmse reactions under mild conditions, suggesting the -quaternization an effective means of elimination of -coordination caused catalyst toxicity.

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  • Proliferative diabetic retinopathy (PDR) is a serious diabetes complication, and this study focuses on understanding the role of endoplasmic reticulum (ER) stress in its development through the identification of related biomarkers.
  • The researchers analyzed two datasets to explore gene expression and immune responses, discovering 2451 differentially expressed genes, including 328 linked to ER stress, and validating their findings through lab experiments with human cells.
  • The study's results highlight important biological processes and immune alterations in PDR and suggest potential drug targets, providing a roadmap for future research and therapeutic strategies.
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Glutamatergic alteration is one of the potential mechanisms of depression. However, there is no consensus on whether glutamate metabolism changes affect the myelin structure of depression in mouse models. Glutamate chemical exchange saturation transfer (GluCEST) is a novel and powerful molecular imaging technique that can visualize glutamate distribution.

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To resolve the congestion caused by imbalanced traffic at intersections, this paper establishes a model of the average delay deviation with the minimization of the average delay in the approach as the optimization objective. Then, the signal control scheme is further optimized based on the variable approach lanes setting. First, we investigate the threshold conditions for setting the VALs under different flows in a single approach direction.

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  • Dual-pixel (DP) imaging sensors are becoming popular in modern cameras, capturing two images per pixel which helps in depth estimation, but defocus blur can hinder accuracy.
  • The authors propose a joint approach that combines blur removal and depth estimation using a new model called WDDNet, which operates without the need for ground-truth depth maps.
  • Experiments show that WDDNet performs competitively against established supervised methods by using all-in-focus images as supervisory signals for depth estimation and image restoration.
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