Publications by authors named "Ya-jun Zhang"

Background: Proton pump inhibitors (PPIs) are effective treatments for acid-related disorders but may pose tumor risks with long-term use. Current research on PPI-associated tumor adverse events (TAEs) is limited and inconclusive. This study aims to comprehensively analyze the relationship between PPIs and TAEs.

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The fermentation process was carried out with varied input variables, and all the models showed significant -values for interaction of variance (<0.05). Millet rice yellow wine with ethanol yield of 15.

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Background: Identifying the correlates of exercise behavior is essential to combating physical inactivity as a public health concern. The purpose of this study is to identify the correlates of physical activity among urban Chinese adults under the social-ecological theoretical model in order to facilitate targeted interventions to promote physical activity.

Methods: Using the socio-ecological model, we conducted a questionnaire survey among 1459 urban residents in Zhejiang and Shaanxi provinces of China, collecting data on individual demographic factors, sociological factors, environmental perception, and exercise behavior.

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Background: Nivolumab is an effective treatment option for advanced gastric cancer (GC). This study aimed to conduct a systematic review of existing literature to investigate the relationship between immune-related adverse events (irAEs) and the prognosis of patients with GC treated with nivolumab.

Methods: We comprehensively searched four online literature databases: the Cochrane Central Register of Controlled Trials, PubMed, Embase, Web of Science, until 27 March 2024.

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Article Synopsis
  • Girder bridges often experience seismic damage, particularly unseating, due to excessive displacement during earthquakes, especially near faults.
  • The paper proposes using U-shaped stainless steel dampers (USSSDs) to improve seismic performance by minimizing unseating risks, as traditional metal dampers can corrode in harsh conditions.
  • Numerical analyses using finite element models show that USSSDs significantly reduce relative displacement between the girder and pier by over 50%, enhancing bridge stability without causing extra damage to piers during seismic events.
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One promising approach to overcome drug resistance in asthma treatments involves dual-target therapy, specifically targeting the β2 adrenergic receptor (β-AR) and muscarinic-3 acetylcholine receptor (MR). This study investigated the anti-asthma effects and dual-target mechanisms of glycyrrhizic acid, hesperidin, and platycodin D (GHP) from Zhisou San. GHP administration effectively attenuated OVA-induced inflammatory infiltration and overproduction of mucus in asthmatic mice.

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In aqueous solution, a novel triangle-like tungstovanadate estertin derivative KH[(WO(HO)){(SnCHCHCOO)(VW/VO)}{{(SnCHCHCOO)(μ-OH)}(SnCHCHCOO)(VWO)}]·31HO ((SnR)8-V3W35, R = CHCHCOO) was assembled by a conventional synthetic method. (SnR)8-V3W35 is composed of one [VWO] ({VW}) and two [VWO] ({VW}) units connected by eight [Sn(CH)COO] groups and a {WO} cluster. Interestingly, there exists a pentagonal bipyramid WO polyhedral center surrounded by two SnCO and three WO octahedra, forming a pentagonal {(WO)W(SnR)} cluster in this polyoxometalate (POM), which is also the first example of a pentagonal structure formed by transition metals (TMs) and main group organometals in the POM family.

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To explore the active substances exerting anti-tumour effect in lemon essential oil and the molecular mechanism inhibiting the proliferation of head and neck cancer cells SCC15 and CAL33, 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide assay(MTT) was utilized to identify the active component inhibiting the proliferation of head and neck cancer cells, namely citral. The IC_(50) of citral inhibiting the proliferation of head and neck cancer cells and normal cells were also determined. In addition, a 5-ethynyl-2'-deoxyuridine(EdU) staining assay was used to detect the effect of citral on the proliferation rate of head and neck cancer cells, and a colony formation assay was used to detect the effect of citral on tumor sphere formation of head and neck cancer cells in vitro.

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The exploration of a facile approach to create structurally versatile substances carrying air-stable radicals is highly desired, but still a huge challenge in chemistry and materials science. Herein, a non-contact method to generate air-stable radicals by exposing pyridine/imidazole ring-bearing substances to volatile cyanuric chloride vapor, harnessed as a chemical fuel is reported. This remarkable feat is accomplished through a nucleophilic substitution reaction, wherein an intrinsic electron transfer event transpires spontaneously, originating from the chloride anion (Cl) to the cationic nitrogen (N) atom, ultimately giving rise to pyridinium/imidazolium radicals.

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Introduction: To determine the risk factors of hyperlactatemia in pulmonary endarterectomy (PEA) surgery and assess whether elevated blood lactate levels are associated with adverse outcomes.

Methods: In this retrospective observational study, a total of 111 consecutive patients who underwent PEA for chronic thromboembolic pulmonary hypertension at the XXX Hospital between December 2016 and January 2022 were included. We retrospectively evaluated arterial blood samples analyzed intraoperatively.

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Colorectal cancer (CRC) is the most common intestinal malignancy, and nearly 70% of patients with this cancer develop metastatic disease. In the present study, we synthesized a novel compound, termed N-(3-(5,7-dimethylbenzo [d]oxazol-2-yl)phenyl)-5-nitrofuran-2-carboxamide (compound 275#), and found that it exhibits antiproliferative capability in suppressing the proliferation and growth of CRC cell lines. Furthermore, compound 275# triggered caspase 3-mediated intrinsic apoptosis of mitochondria and autophagy initiation.

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Article Synopsis
  • * The compound stabilizes microtubules, causing an accumulation of certain proteins that stop CRC cells from progressing to the next stage of the cell cycle, specifically at the G2/M phase.
  • * In tests on CRC xenograft models, DHPITO significantly reduced tumor size and weight without noticeable side effects, suggesting its potential as a new chemotherapeutic agent.
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Stimuli-responsive nanoporous materials represent a newly emerging category of functional materials, for which instant and significant response behavior is strongly demanded but still challenging. Herein, a new kind of conjugated poly(ionic liquid)s (PILs) synthesized via a simple one-pot spontaneous nucleophilic substitution and polymerization between 4,4'-vinylenedipyridine and propargyl bromide is reported. A nanoporous membrane actuator is further developed via ionic complexation between the current PIL and trimesic acid.

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The photosynthetic mechanism of crop yields in fluctuating light environments in the field remains controversial. To further elucidate this mechanism, we conducted field and simulation experiments using maize (Zea mays) plants. Increased planting density enhanced the light fluctuation frequency and reduced the duration of daily high light, as well as the light-saturated photosynthetic rate, biomass, and yield per plant.

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The pursuit of single-assembled molecular cage reactors for complex tandem reactions is a long-standing target in biomimetic catalysis but still a grand challenge. Herein, nanozyme-like organic cages are reported by engineering air-stable radicals into the skeleton upon photoinduced electron transfer. The generation of radicals is accompanied by single-crystal structural transformation and exhibits superior stability over six months in air.

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Aims: Immune checkpoint inhibitors (ICIs) have been recognized as an effective treatment for advanced gastric or gastroesophageal junction cancer (AG/GEJC). However, the safety of ICIs in patients has not been established. We aimed to systematically assess the risk of all common treatment-related adverse events (TRAEs) in immunotherapy of AG/GEJC.

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Triple-negative breast cancer (TNBC) with the absence of estrogen receptor (ER), progesterone receptor (PR) and HER2 ptotein, is the highly aggressive subtype of breast cancer that exhibits poor prognosis and high tumor recurrence. It is vital to develop effective agents regulating the core molecular pathway of TNBC. Through a medium throughput screening and iterative medicinal chemistry optimization, we identified compound 7h as an autophagic flux inhibitor, which showed potent activities against human TNBC (MDA-MB-231 and MDA-MB-468) cell lines with IC values of 8.

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Article Synopsis
  • - The study uses advanced mass spectrometry techniques to investigate how Chaiqin Ningshen Granules (CNG) affect the metabolism of insomnia rats, specifically focusing on a liver depression syndrome model induced by parachlorophenylalanine (PCPA).
  • - By analyzing the hippocampus of the rats, the research finds that CNG significantly improves symptoms of insomnia, enhances neurotransmitter levels like serotonin and GABA, and identifies 27 potential biomarkers associated with insomnia.
  • - The metabolic pathway analysis indicates that CNG and estazolam influence multiple metabolic pathways, suggesting their effectiveness in alleviating insomnia through the regulation of key metabolites.
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Ischaemic stroke is a severe disease worldwide. Restoration of blood flow after ischaemic stroke leads to cerebral ischaemia-reperfusion injury (CIRI). Various operations, such as cardiac surgery with deep hypothermic circulatory arrest, predictably cause cerebral ischaemia.

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We report the complete mitochondrial genome (mtDNA) of (Squamata: Colubridae). This circular mtDNA is 17,703 bp in size and consists of 13 protein-coding genes, 22 transfer RNAs, 2 ribosomal RNAs, and 2 non-coding sequence (D-loop). The total of mtDNA was composition of 57.

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  • Resistance exercise (RE) positively affects cardiovascular health, but its impact on arterial stiffness remains unclear, leading to this systematic review.
  • The analysis included 20 studies with 981 participants, showing that while overall RE didn't significantly change arterial stiffness, low-to-moderate intensity exercises did decrease pulse wave velocity (PWV), indicating improved arterial health.
  • Results suggest that low-to-moderate intensity RE is a beneficial non-drug strategy for reducing arterial stiffness in both young and middle-aged adults, while high-intensity RE showed no significant effect.
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Background: Demethylzeylasteral (T-96) is a pharmacologically active triterpenoid monomer extracted from Tripterygium wilfordii Hook F (TWHF) that has been reported to exhibit anti-neoplastic effects against several types of cancer cells. However, the potential anti-tumour effects of T-96 against human Prostate cancer (CaP) cells and the possible underlying mechanisms have not been well studied.

Results: In the current study, T-96 exerted significant cytotoxicity to CaP cells in vitro and induced cell cycle arrest at S-phase in a dose-dependent manner.

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A higher ratio of M1/M2 macrophages and an elevated chemerin level are both related to increased risk of preeclampsia. However, the crosstalk between these two events and their collective contribution to preeclampsia are not well understood. In this study, we assessed the impacts of chemerin chemokine-like receptor 1 (CMKLR1)/p-Akt/CEBPα axis in regulating macrophage polarization and mediating the pathogenic effects of chemerin on preeclampsia.

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Article Synopsis
  • Aerobic exercise enhances endothelial function (EF), but the effects of resistance exercise (RE) on EF are debated; this review analyzed 15 studies to clarify the impact of RE.
  • Results show that RE significantly improved flow-mediated dilatation (FMD) in the brachial artery, indicating better EF, with low- to moderate-intensity RE being more effective than high-intensity.
  • RE also positively affected the baseline diameter of the brachial artery at rest, particularly benefiting younger individuals under 40, while older adults showed little response to the exercise intervention.
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