Publications by authors named "Shuang Zheng"

Background: The relationship between dietary live microbe intake, non-dietary prebiotics/probiotics, and mortality in older adults remains unclear.

Methods: Participants from the National Health and Nutrition Examination Survey 2003-2018 were included. Participants were categorized into three groups based on estimated live microbe intake: low, medium, and high.

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Angiopoietin (ANGPT)-2 shows promise as prognostic marker and therapeutic target in hepatocellular carcinoma (HCC). However, assessing ANGPT2 expression and prognostic potential using histopathology images viewed with naked eye is challenging. Machine learning was employed to develop a pathomics model for analyzing histopathology images to predict ANGPT2 status.

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Purpose: The aim of this study was to evaluate the effectiveness of single-photon emission computed tomography/computed tomography (SPECT/CT) in detecting and localizing the causative vertebra in cases of suspected fresh osteoporotic vertebral compression fractures (OVCFs) in patients with contraindications to MRI.

Methods: A total of 21 patients with severe back pain with 31 suspected OVCF segments and contraindications to MRI were initially identified through radiographs and the back pain-inducing test (BPIT). The responsible vertebral bodies were determined using [Tc]MDP SPECT/CT before percutaneous vertebroplasty (PVP).

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Aryl organophosphorus flame retardants (aryl-OPFRs), commonly used product additives with close ties to daily life, have been regrettably characterized by multiple well-defined toxicity risks. Triphenyl phosphate (TPHP) and tri-o-cresyl phosphate (TOCP), two structurally similar aryl-OPFRs, were observed in our previous study to exhibit contrasting immunotoxic effects on THP-1 macrophages, yet the underlying mechanisms remain unclear. This study sought to address the knowledge gap by integrating transcriptomic and metabolomic analyses to elucidate the intricate mechanisms.

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Targeting the issues of seed leakage and cutting segment adhesion due to poor seed feeding and cutting in real-time seed-cutting cassava planters, this study developed a seeding quality monitoring system. Based on the structure and working principle of the seed cutting and discharging device, the installation methods of the matrix fiber optic sensor and rotary encoder were determined. By combining the operational characteristics of the planter's ground wheel drive with seed cutting and seed dropping, a monitoring model correlating the sowing parameters with seed dropping time was established; a monitoring window was created by extracting and processing the rotary encoder pulse signal, and the number of seeds sown after each opposing cutter's operation was calculated based on the pulse width information within the monitoring window.

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  • Highly porous metal-organic framework (MOF) nanosheets are being developed for better water absorption in atmospheric water harvesting systems, but single-component MOFs struggle with low water retention.
  • Researchers have created a new composite material by growing MOF nanosheets on hydrogel membranes, allowing for rapid water uptake and improved efficiency.
  • This innovative design has demonstrated impressive results, achieving 91.4% water saturation in just 15 minutes and maintaining effective performance even after multiple uses, providing a promising method to address freshwater scarcity.
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The impact of mobile phone addiction (MPA) on college students' sleep quality (SQ) has received increasing attention in recent years. On this basis, the mediating roles of rumination and FOMO (fear of missing out) on MPA and SQ were examined in this study. In a cross-sectional study, preliminary data were gathered via questionnaires from 1401 college students (19.

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Lithium (Li) metal batteries with remarkable energy densities are restrained by short lifetime and low Coulombic efficiency (CE), resulting from the accumulative Li dendrites and dead Li during cycling. Here, we prepared a new three-dimensional (3D) covalent organic framework (COF) with dense lithiophilic sites (heteoatom weight contents of 32.32 wt %) as an anodic protective layer of Li metal batteries.

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  • The study compared noninvasive positive pressure ventilation (NIPPV) and intermittent positive pressure ventilation (IPPV) in treating very premature infants and those with extremely low birth weight.
  • A significant transition to invasive ventilation was noted, especially among infants with a gestational age under 25 weeks or birth weight under 1000 grams, with NIPPV showing better results.
  • NIPPV resulted in higher survival rates, fewer complications, and shorter hospital stays compared to IPPV, highlighting its potential benefits for improving outcomes in these vulnerable infants.
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  • Chemodynamic therapy (CDT) is being explored as a new cancer treatment method that generates harmful reactive oxygen species (ROS) through metal ion catalysis, but reducing agents in tumors limit its effectiveness.
  • The study introduces a novel nano-delivery system (MNZ) that uses hollow manganese dioxide nanoparticles modified with copper ions, designed to first consume these reducing agents before applying CDT, enhancing overall treatment efficacy.
  • Experiments show that MNZ significantly reduces the viability of HeLa cancer cells, with the best effects when combined with heat (NIR), suggesting a promising approach for combined photothermal and chemodynamic therapies.
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Objectives: To explore the efficacy of electroacupuncture (EA) based on the "ascending lucidity and descending turbidity" theory in patients with diabetic gastrointestinal dysfunction and its regulatory effect on gut microbiota.

Methods: A total of 48 patients with diabetic gastrointestinal dysfunction were randomly divided into the EA group (24 cases, 3 cases dropped-off) and the control group (24 cases, no dropped off). Both groups received blood glucose control and basic symptomatic treatment.

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Memory impairment is a serious cognitive side effect of electroconvulsive therapy (ECT) in the treatment of major depressive episodes (MDEs) and has garnered widespread attention in clinical practice, but its underlying evolution pattern during the course of ECT remains rarely understood in detail. Associative memory (AM) is a core indicator that reflects memory impairment in ECT. This study aimed to identify the dynamic trajectory of AM impairment and explore associated predictive factors.

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  • A 65-year-old postmenopausal woman experienced one day of vaginal bleeding, leading to imaging studies that revealed a uterine tumor.
  • After a total hysterectomy and removal of both ovaries and fallopian tubes, further analysis confirmed she had a rare condition called Uterine tumor resembling ovarian sex cord tumor (UTROSCT).
  • Following surgery, she received adjuvant chemotherapy and has been doing well during her follow-up appointments.
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Malignant melanoma is a rare malignant tumor that can occur in many parts of the body. Primary vaginal malignant melanoma (PVMM) in women accounts for only 3%-7% of all malignant melanomas. PVMM is extremely rare, aggressive, and has a poor prognosis.

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  • Shone's syndrome (SS) is a rare congenital heart defect with a range of developmental issues.
  • It mainly features left ventricular inflow and outflow tract lesions, including parachute mitral valve and supravalvular mitral ring.
  • Cases involving a double-orifice mitral valve in Shone's syndrome are not commonly reported.
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Pulmonary hypertension (PH) is a serious pulmonary vascular disease characterized by vascular remodeling. Circular RNAs (CircRNAs) play important roles in pulmonary hypertension, but the mechanism of PH is not fully understood, particularly the roles of circRNAs located in the nucleus. Circ-calmodulin 4 (circ-calm4) is expressed in both the cytoplasm and the nucleus of pulmonary arterial smooth muscle cells (PASMCs).

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  • Manipulating ion flow across membranes is crucial for applications like water desalination, blood ion monitoring, and energy storage.
  • The study explores using daily humidity changes as a driving force for generating selective ion flux through specialized membranes made of polycation clusters and ionic liquids.
  • The device exhibits spontaneous ion current generation due to varying moisture levels, with enhanced anion transport and inhibited cation flow, highlighting humidity as a potential energy source for electrical current conversion.
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Malignant melanoma (MM) is notorious for its high metastatic potential, with cardiac metastasis being particularly severe as it involves cardiac structures and can lead to significant cardiac functional issues. While there is no standardized treatment approach, early detection and intervention can improve prognosis.

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Previous studies have found that the self-assembled supramolecules of meat peptides have antioxidant effects. Therefore, this study aims to isolate and identify novel antioxidant peptides with self-assembly characteristics and analyze their structure-activity relationship through molecular docking and molecular dynamics simulation. The in vitro results show that as the purification steps increased, the antioxidant activity of peptides became stronger.

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Retinoic acid receptor-related orphan receptor alpha (RORα), an essential tumor suppressor in a range of human malignancies, is classified as a member of the orphan nuclear receptor family. The most prevalent form of oral cancer, tongue squamous cell carcinoma (TSCC) is characterized by its severe malignancy and unfavorable prognosis. However, the extent to which its tumorigenesis mechanisms are associated with RORα expression levels is still not fully understood.

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Development of subtype-selective drugs for G protein-coupled receptors poses a significant challenge due to high similarity between subtypes, as exemplified by the three β-adrenergic receptors (βARs). The βAR agonists show promise for treating the overactive bladder or preterm birth, but their potential is hindered by off-target activation of βAR and βAR. Interestingly, several β-blockers, which are antagonists of the βARs and βARs, have been reported to exhibit agonist activity at the βAR.

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Coronary heart disease (CHD) is a significant global health concern, necessitating continuous advancements in treatment modalities to improve patient outcomes. Traditional Chinese medicine (TCM) offers alternative therapeutic approaches, but integration with modern biomedical technologies remains relatively unexplored. This study aimed to assess the efficacy of a combined treatment approach for CHD, integrating traditional Chinese medicinal interventions with modern biomedical sensors and stellate ganglion modulation.

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The combination of the right aortic arch and aberrant left subclavian artery (ALSA) with Kommerell's diverticulum (KD) is rare to coexist with the left innominate vein (LINV) beneath the aortic arch. It escalates the surgical risk undoubtedly and increases the difficulty of clinical procedures. We report one case diagnosed by Ultrasound and Computed Tomography Angiography (CTA).

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