Publications by authors named "Guo Dongqing"

Context: Pain is one of the most common symptoms of cancer patients, affecting the patient's physical, psychological, behavioral, social relations and other aspects. Previous studies have demonstrated that exercise is effective for cancer pain, and the optimal exercise is still unknown.

Objectives: This study aimed to compare the effects of different exercise interventions on cancer pain in adults.

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Ethnopharmacological Relevance: The clinical usage of doxorubicin (DOX) is greatly constrained because of its side effects, especially cardiotoxicity. Studies have suggested that ferroptosis of cardiomyocytes is one of the important causes of doxorubicin-induced cardiotoxicity (DIC). Up-regulating Nuclear erythroid factor 2-related factor 2 (Nrf2) is a potential way to prevent ferroptosis associated with DIC.

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Article Synopsis
  • - A new electrochemical biosensor was developed for accurately measuring glyphosate (GLYP), a herbicide, by using multi-walled carbon nanotubes (MWCNTs) and copper metal-organic frameworks (Cu MOFs) through a one-step process.
  • - The biosensor improves sensitivity and conductivity by converting some Cu sites into CuCl, which enhances the detection signal during reactions with GLYP, and includes methylene blue as a reference for accurate measurements.
  • - It demonstrates a broad detection range (0.5 nM to 400 nM) with a very low detection limit (0.014 nM) and shows promise for monitoring food safety and environmental health, while also offering a template for creating other
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In this work, a dual-signal output sensor was developed for the ratiometrically electrochemical and colorimetric detection of glyphosate (GLYP) based on the duplex nature of 2D Cu-TCPP(Fe) nanosheets (2D Cu-TCPP(Fe) NSs). Cu active center sites in 2D Cu-TCPP(Fe) NSs could transform into CuCl for signal amplification in the presence of chloride ions (Cl), which dropped dramatically upon GLPY addition due to the strong interaction between GLYP and cuprous ion triggering the competitive reaction with the conversion of CuCl into Cu-GLYP complex. Meanwhile, the constant current signals of Fe in the iron-porphyrin structure of Cu-TCPP(Fe) served as an inner reference, resulting in a ratiometrically electrochemical GLYP sensor.

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Herein, a novel ratiometric electrochemical platform was developed for analysis of GSH based on the dual signal output of 2D Cu-TCPP(Fe) nanosheets. Our method with high selectivity and high accuracy enabled GSH monitoring in a live rat brain, and accurate GSH concentrations were firstly reported in different brain regions upon global cerebral ischemia.

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A novel electrochemical microsensor was developed for the ratiometric and simultaneous determination of hydrogen peroxide (HO) and ascorbic acid (AA) based on the borate-phenol "switch" recognition mechanism and carbon nanotube (CNT) catalytic characteristics. First of all, a carbon fiber microelectrode (CFME) was coated with CNTs. Then, a specific probe, 9-anthraceneboronic acid pinacol ester (9-AP), was screened and decorated on CNTs through π-π stacking for the recognition of HO based on the transformation of boric acid ester into electroactive phenols.

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Objective: To study the efficacy of Xiaoyao capsule in improving the clinical symptoms of sleep and mood disorders during recovery from coronavirus disease 2019 (COVID-19).

Methods: The study cohort comprised 200 patients with sleep and mood disorders during recovery from COVID-19. Patients were randomized into the control group and the experimental group in a 1:1 ratio by blocked randomization.

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Although broiler ascites syndrome (AS) has been extensively studied, its pathogenesis remains unclear. The lack of cardiopulmonary function in broilers causes relative hypoxia in the body; hence, the lung is the main target organ of AS. However, the transcriptome of AS lung tissue in broilers has not been studied.

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Background: Doxorubicin (DOX) is a powerful anti-tumor anthracycline drug. However, its clinical use is limited due to the side effect of cardiotoxicity. Tanshinone I (Tan I) is one of the major tanshinones isolated from Salvia miltiorrhiza.

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Accumulating evidence suggests that coronary microvascular dysfunction (CMD) is one of the important causes of coronary artery diseases. Angiogenesis can effectively improve CMD by increasing blood supply capacity, recovering cardiac function and poor hemodynamics. Clinical studies have approved Shexiang Tongxin dropping pill (STDP), which has exerted remarkable roles on ameliorating CMD, but the effects and mechanisms of STDPs on angiogenesis have not been clarified.

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Ethnopharmacological Relevance: Qishen granule (QSG) is a traditional Chinese medicine formulation that is widely used in clinical practice for the treatment of myocardial infarction (MI), and its efficacy and safety have been well approved. However, the underlying mechanism by which QSG alleviates inflammation and cell pyroptosis remains unknown.

Aim Of The Study: The aim of this study was to clarify whether QSG ameliorated MI by inhibiting inflammasome activation and cell pyroptosis.

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Therapies for lung adenocarcinoma (LUAD) are mainly limited by drug resistance, metastasis or recurrence related to cancer stem cells (CSCs) with high proliferation and self-renewing. This research validated that miR-31 was over-expressed in LUAD by the analysis of generous clinical samples data. And the results of clinical data analysis showed that high expression of miR-31 was more common in patients with worse prognosis.

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Retinoid X receptors (RXRs) are members of ligand-dependent transcription factors whose effects on a diversity of cellular processes, including cellular proliferation, the immune response, and lipid and glucose metabolism. Knock out of RXRα causes a hypoplasia of the myocardium which is lethal during fetal life. In addition, the heart maintains a well-orchestrated balances in utilizing fatty acids (FAs) and other substrates to meet the high energy requirements.

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Ethnopharmacological Relevance: Panax notoginseng saponins (PNS) were extracted from Panax notoginseng (Burkill) F.H. Chen, a natural product often used as a therapeutic agent in China.

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Ethnopharmacological Relevance: Danqi Pill, composed of the root of Salvia miltiorrhiza Bunge and the root of Panax notoginseng, is effective in the clinical treatment of myocardial ischemia in coronary heart diseases. A number of studies have shown that autophagy plays an essential role in cardiac function and energy metabolism, and disordered autophagy is associated with the progression of heart failure. However, the effect and mechanism of Danqi pill on autophagy have not been reported yet.

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Heart failure (HF) represents a major public health burden. Inflammation has been shown to be a critical factor in the progression of HF, regardless of the aetiology. Disappointingly, the majority of clinical trials targeting aspects of inflammation in patients with HF have been largely negative.

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Background: Doxorubicin is effective in a variety of solid and hematological malignancies. Unfortunately, clinical application of doxorubicin is limited due to a cumulative dose-dependent cardiotoxicity. Dihydrotanshinone I (DHT) is a natural product from Salvia miltiorrhiza Bunge with multiple anti-tumor activity and anti-inflammation effects.

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Aim: Heart failure (HF) post-acute myocardial infarction (AMI) leads to a large number of hospitalizations and deaths worldwide. Danqi pill (DQP) is included in the 2015 national pharmacopoeia and widely applied in the treatment of HF in clinics in China. We examined whether DQP acted on glucose metabolism to protect against HF post-AMI hypoxia inducible factor-1 alpha (HIF-1α)/peroxisome proliferator-activated receptor α co-activator (PGC-1α) pathway.

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Ethnopharmacological Relevance: Danqi Pill (DQP), commonly known as a routinely prescribed traditional Chinese medicine (TCM), is composed of Salviae Miltiorrhizae Radix et Rhizoma and Notoginseng Radix et Rhizoma and effective in treating heart failure (HF) clinically due to their multicompound and multitarget properties. However, the exact active compounds and corresponding targets of DQP are still unknown.

Aim Of The Study: This study aimed to investigate active compounds and drug targets of DQP in heart failure based on the PPARs-RXRα pathway.

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Hepatocellular carcinoma (HCC), as the major primary liver cancer, is one of the most prevalent malignant diseases with a high mortality rate worldwide. Prior studies have demonstrated that dihydroartemisinin (DHA), the semisynthetic derivative of artemisinin, possesses anti-HCC activity. The multikinase inhibitor sorafenib has been approved for the treatment of HCC.

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Ethnopharmacological Relevance: Qishen Granule (QSG) is a prevailing traditional Chinese medicine formula that displays impressive cardiovascular protection in clinical. However, underlying mechanisms by which QSG alleviates endoplasmic reticulum (ER) stress-induced apoptosis in myocardial ischemia still remain unknown.

Aim Of The Study: This study aims to elucidate whether QSG ameliorates ER stress-induced myocardial apoptosis to protect against myocardial ischemia via inositol requiring enzyme 1 (IRE-1)-αBcrystallin (CRYAB) signaling pathway.

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As an important derivative of the herb medicine Artemisia annua L., dihydroartemisinin (DHA) exhibits anti-hepatocellular carcinoma (HCC) activities. However, the underlying molecular mechanism is still unclear.

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Lung cancer is the leading cause of cancer-related deaths. Ginsenoside Rg3 is the main ingredient of Ginseng which is used to treat non-small cell lung cancer (NSCLC). It has been found to enhance the efficiency of chemotherapy thereby reducing its side effects.

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Heart failure (HF) leads to an increase in morbidity and mortality globally. Disorders of energy metabolism and apoptosis of cardiomyocytes are critically involved in the progression of HF. Ginsenoside Rb3 (G-Rb3) is a natural product derived from ginseng that has cardio-protective effect.

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Clinical use of the anti-cancer drug doxorubicin (DOX) is largely limited due to its severe cardiotoxicity. Dysregulation of autophagy is implicated in DOX-induced cardiotoxicity (DIC). Prior studies have indicated that Beclin1 and lysosomal-associated membrane proteins-1 (LAMP1) are critical mediators of autophagy.

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