Publications by authors named "Junjie Gu"

Tetrahedral framework nucleic acids (tFNAs) represent a promising advancement in nucleic acid nanotechnology due to their unique structural properties, high biocompatibility, and multifaceted biomedical applications. Constructed through a one-pot annealing method, four single-stranded DNAs self-assemble into stable, three-dimensional tetrahedral nanostructures with enhanced mechanical robustness and physiological stability, resisting enzymatic degradation. Their ability to permeate mammalian cells without transfection agents, coupled with modifiable surfaces, positions tFNAs as versatile carriers for drug and gene delivery systems.

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The acceleration of industrial development and urban expansion has led to a significant increase in flue gas emissions, posing a significant risk to human health and ecosystems. Recent studies have elucidated the significant potential of microalgae in the domain of sustainable industrial flue gas treatment. However, the inherent multifaceted factors within flue gas exert inhibitory effects on microalgal growth, thereby diminishing the overall system efficacy.

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A total of 76 samples of maize and its products were collected in 2022-2023 to estimate dietary exposure of fumonisins (FBs) in Dalian region, China. The identification of FBs was performed by ultrahigh performance liquid chromatography coupled with mass spectrometry (UPLC-MS/MS). The occurrences of FB, FB, FB, FB + FB + FB were 89.

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Evaluating the practical utility of endangered plant species is crucial for their conservation. Nevertheless, numerous endangered plants, including Sinocalycanthus chinensis, lack historical usage data, leading to a paucity of guidance in traditional pharmacological research. This gap impedes their development and potential utilization.

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Background: Atezolizumab plus bevacizumab has shown promising efficacy in advanced mucosal melanoma in the multi-centre phase II study. This report updates 3-year survival outcomes and multi-omics analysis to identify potential response biomarkers.

Methods: Forty-three intention-to-treat (ITT) patients received intravenous administration of atezolizumab and bevacizumab every 3 weeks.

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Article Synopsis
  • A new species named Gryllotalpa chrysea sp. nov. has been identified in Sichuan and Guangdong, China.
  • This species is characterized by its small size and distinct coloration, featuring a black body and golden forewings.
  • The research also includes detailed descriptions and illustrations of genital features for two related species: Gryllotalpa orientalis and Gryllotalpa cycloptera.
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Two new species of Interphasma Chen & He, 2008 are described in this article from Yunnan, China. Interphasma monticola sp. nov.

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Background: Integrins are upregulated on endothelial cells and T-lymphocytes in autoimmune thyroid disease (AITD), potentially contributing to immune response localization. The role of integrins on B-cells in AITD remains unclear.

Methods: Peripheral blood samples were collected from healthy controls (n = 56), patients with Graves' disease (GD) (n = 37) and Hashimoto's thyroiditis (HT) (n = 52).

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The abundance of insects in Burmese amber illustrates a highly diverse insect community from the mid-Cretaceous period; yet, records of crickets (Grylloidea) are notably scarce. In this study, we describe two new genera with three new species, gen. et sp.

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A phylogeny of Cyrtophyllitinae Zeuner, 1935 Gorochov, Jarzembowski & Coram, 2006, based on wing morphology, is presented including all genera. Cyrtophillitinae is found to be paraphyletic. Except for Oppenheim, 1888, all other species were moved from the subfamily Cyrtophyllitinae (Hagloidea, Haglidae).

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Immunotherapy has transformed the treatment of advanced melanoma. However, up to two-thirds of patients experience disease progression after initially achieving a response to immunotherapy. Furthermore, most research has focused on cutaneous melanoma rather than acral or mucosal melanoma, although the latter predominates in Asian populations.

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Article Synopsis
  • Inhalable oxidizing gases like ozone (O) and nitrogen dioxide (NO) negatively affect pulmonary surfactant (PS), crucial for lung function, by increasing surface tension and decreasing foaming ability, with ozone having a more severe impact.
  • Both gases create reactive oxygen species (ROS), leading to lipid and protein damage in the PS, and promoting oxidative stress which can harm lung health.
  • The study highlights the biochemical mechanisms of how these gas pollutants alter PS properties, emphasizing the potential health risks associated with inhaling these substances.
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Oral squamous cell carcinoma (OSCC) stands as a prevalent subtype of head and neck squamous cell carcinoma, leading to disease recurrence and low survival rates. PPARγ, a ligand-dependent nuclear transcription factor, holds significance in tumor development. However, the role of PPARγ in the development of OSCC has not been fully elucidated.

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This paper describes a new genus with a new species from Burmese amber, namely: Latedactylus longapedi gen. et sp. nov.

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We present the description of a new genus and new species of Trigonidiidae, Qiongqi crinalis gen. et sp. nov.

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The article describes two new species of Trigonidiidae Saussure, 1874, namely Pteronemobius yuani Ma & Wang sp. nov. and Metiochodes tianfuensis Ma, Yuan & Gu sp.

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The flocculation dynamics within the bottom boundary layer (BBL) of tidal estuaries constitute a pivotal and intricate aspect entwined with hydrodynamics and morphodynamics. In microtidal estuaries, where saltwater intrusion occurs, the ensuing impacts on ecosystems, biological habitats, and human activities underscore necessity for comprehensive understanding. In pursuit of elucidating flocculation dynamics within estuarine BBLs, an extensive 25-hour survey was conducted throughout a complete tidal-cycle in the Huangmaohai estuary, China.

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Cholesterol is a critical molecule whose dysregulation in certain brain regions is related to multiple neurological disorders. It is of pathological importance to map the distribution of cholesterol in brain. Matrix-assisted laser desorption/ionization mass spectrometry (MALDI-MS) has been widely used in the molecular imaging of metabolites at a high spatial resolution.

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Currently, studies of ancient faunal community networks have been based mostly on uniformitarian and functional morphological evidence. As an important source of data, taphonomic evidence offers the opportunity to provide a broader scope for understanding palaeoecology. However, palaeoecological research methods based on taphonomic evidence are relatively rare, especially for body fossils in lacustrine sediments.

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Article Synopsis
  • Coronary microvascular disease (CMVD) poses serious heart health risks, yet there's currently no effective noninvasive way to diagnose it, leading to the exploration of the quantitative flow ratio (QMR) as a potential solution.
  • This study evaluated QMR's ability to predict CMVD symptoms in patients without obstructive coronary artery disease by comparing it to traditional invasive methods, using data from 66 patients and 103 blood vessels.
  • Results indicated that QMR showed strong diagnostic performance with a sensitivity of 82.9% and specificity of 72.6%, suggesting it could be a quicker and more cost-effective alternative for assessing coronary microcirculation.
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This paper describes a new species of the genus Burmadactylus Heads, 2009 (Tridactylidae: Dentridactylinae) from Burmese amber, namely: Burmadactylus tenuicerci sp. nov. This new species is similar to Burmadactylus grimaldi Heads, 2009, but differs from latter by mesotibia basally inflated and almost as long as mesofemur; the second segment of cercus distinctly slender; paraproctal lobe covered with sparse and slender setae, one of the setae near the apex distinct thick and long.

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Objective: The coronavirus disease-19 (COVID-19) pandemic restricts rapid implementation of in-person delivery of cardiac rehabilitation (CR) at the center for coronary artery disease (CAD) patients undergoing percutaneous coronary intervention (PCI), thus enabling a cohort comparison of in-person vs. remote CR program. This study aims to investigate outcomes of exercise capacity, health-related quality of life (HRQL), mental health, and family burden of stable CAD patients undergoing PCI in low-to-moderate risk after different delivery models of CR program.

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Objective: This study aimed to examine the effects of mindfulness-based stress reduction (MBSR) in patients with acute myocardial infarction (AMI) after primary percutaneous coronary intervention (PPCI).

Methods: A retrospective study was conducted with data collected from AMI patients who underwent successful PPCI. The study included 61 cases that received 8-week MBSR intervention (MBSR group) and 61 cases that received weekly health education (control group) over the same period.

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The performance of alkaline water electrolysis (AWE) at high current densities is limited by gas bubble generation on the surface of electrodes, which covers active sites and blocks mass transfer, resulting in lower AWE efficiency. Here, we utilize electro-etching to construct Ni electrodes with hydrophilic and aerophobic surfaces to improve the efficiency of AWE. Ni atoms on the Ni surface can be exfoliated orderly along the crystal planes by electro-etching, forming micro-nano-scale rough surfaces with multiple crystal planes exposed.

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Background: Dynamic interpersonal therapy (DIT) is a brief, structured psychodynamic psychotherapy with demonstrated efficacy in treating major depressive disorder (MDD). The aim of the study was to determine whether DIT is an acceptable and efficacious treatment for MDD patients in China.

Method: Patients were randomized to 16-week treatments with either DIT plus antidepressant medication (DIT + ADM; = 66), general supportive therapy plus antidepressant medication (GST + ADM; = 75) or antidepressant medication alone (ADM; = 70).

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