Publications by authors named "Qing-Hua Meng"

Article Synopsis
  • Acute kidney injury (AKI) is a significant complication after liver transplantation, especially when using grafts from donors after cardiac death (DCD), prompting the development of a machine-learning model to predict its occurrence.
  • A study involving 894 liver transplant recipients utilized five machine learning algorithms and 17 clinical variables to create and test prediction models, with the gradient boosting machine (GBM) proving to be the most effective.
  • The GBM model, which identified key factors such as high preoperative bilirubin and low urine output, is reliable for predicting AKI and could aid clinicians in identifying high-risk patients for timely intervention.
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Gliding is a crucial phase in swimming, yet the understanding of fluid force and flow fields during gliding remains incomplete. This study analyzes gliding through Computational Fluid Dynamics simulations. Specifically, a numerical model based on the Smoothed Particle Hydrodynamics (SPH) method for flow-object interactions is established.

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Background: The prevalence of sarcopenia in patients undergoing liver transplantation (LT) remains to be determined partly because of different diagnostic criteria. Sarcopenia has recently been recognized as a new prognostic factor for predicting outcomes in LT candidates.

Aim: To estimate the prevalence of sarcopenia and evaluate its clinical effect on LT candidates.

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Background And Aims: Chronic hepatitis B (CHB) can cause liver fibrosis and lead to cirrhosis and cancer. As the effectiveness of antiviral therapy to reverse liver fibrosis is limited, We aimed to evaluate the effect of An-Luo-Hua-Xian pill (ALHX) on fibrosis regression in CHB patients treated with entecavir (ETV).

Methods: Treatment-naïve patients with CHB were randomly treated with ETV alone or combined with ALHX (ETV+ALHX) between October 1, 2013 and December 31, 2020.

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Background: Growing evidence indicates that lipid metabolism disorders and gut microbiota dysbiosis were related to the progression of non-alcoholic fatty liver disease (NAFLD). Apoptosis-stimulating p53 protein 2 (ASPP2) has been reported to protect against hepatocyte injury by regulating the lipid metabolism, but the mechanisms remain largely unknown. In this study, we investigate the effect of ASPP2 deficiency on NAFLD, lipid metabolism and gut microbiota using ASPP2 globally heterozygous knockout (ASPP2) mice.

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Introduction And Objectives: Appropriate nutritional support may improve energy metabolism in alcoholic liver cirrhosis (ALC) patients. We explored the effect of a late evening snack (LES) and oral amino acid (OAA) capsules on energy metabolism and the Fischer ratio in ALC.

Patients And Methods: Ninety-one ALC patients were enrolled and randomly divided into three groups: 31 patients in the LES and OAA group, 32 in the LES group, and 28 controls.

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Background: The liver is the primary organ for amino acid metabolism, and metabolic disorder of amino acids is common in liver disease. However, the characteristics of plasma amino acid profiles in patients with HBV-related cirrhosis and the impacts of late-evening snack (LES) on cirrhosis are unclear.

Objectives: To investigate the characteristics of plasma amino acid profiles in patients with HBV-related chronic hepatitis, cirrhosis, and the effects of late-evening snacks on plasma amino acid profiles.

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With the advantages of extensive sources, easy collection, renewability, high yield, carbon circulation, low pollution, and so on, Chinese medicinal solid waste can be converted into clean gas by pyrolysis and gasification, which is then able to serve for industrial production. This is of great practical significance in the context of energy shortage and for solid waste recycling in China. This paper reviews the research progress on biomass gasification principle, gasification medium, and reactor in gasification technology of Chinese medicinal solid waste in recent years.

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Liver diseases caused by various factors have become a significant threat to public health worldwide. Liver transplantation has been considered as the only effective treatment for end-stage liver diseases; however, it is limited by the shortage of donor organs, postoperative complications, long-term immunosuppression, and high cost of treatment. Thus, it is not available for all patients.

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The present study was conducted in order to study the detailed molecular mechanism of tumor necrosis factor (TNF)-α in chronic obstructive pulmonary disease (COPD). The rats were treated with cigarette smoke (CS) and lipopolysaccharide (LPS) to establish the COPD model. Next, the changes in lung injury in COPD rats with TNF-α knockdown was tested.

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Hepatocellular carcinoma (HCC) is one of the most prevalent cancers worldwide, accounting for approximately 75%-85% of primary liver cancers. Metabolic alterations have been labeled as an emerging hallmark of tumors. Specially, the last decades have registered a significant improvement in our understanding of the role of metabolism in driving the carcinogenesis and progression of HCC.

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Background: Hepatitis B virus-related acute-on-chronic liver failure (HBV-ACLF) is a severe condition with high mortality due to lack of efficient therapy. Until now, the use of methylprednisolone (MP) in HBV-ACLF is still controversial. We aimed to evaluate the efficacy and safety of MP in HBV-ACLF.

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Alcoholic liver disease (ALD) remains an important health problem worldwide. Perturbation of micronutrients has been broadly reported to be a common characteristic in patients with ALD, given the fact that micronutrients often act as composition or coenzymes of many biochemical enzymes responsible for the inflammatory response, oxidative stress, and cell proliferation. Mapping the metabolic pattern and the function of these micronutrients is a prerequisite before targeted intervention can be delivered in clinical practice.

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Cervical cancer (CC) is one of the most common cancers among women worldwide. Circular RNAs (circRNAs) are recently identified as important gene regulators with critical roles in cancer biology. In this study, we explored the effects of circ_0000388 on the malignant phenotypes of CC cells and its mechanism.

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Article Synopsis
  • The study aimed to examine energy metabolism characteristics in male patients with alcoholic liver cirrhosis (ALC) and diabetes mellitus (DM).
  • Results showed that patients with ALC and DM had significantly higher resting energy expenditure (REE) and lower respiratory quotient (RQ) compared to those with ALC alone and healthy controls.
  • Poor glucose control, indicated by higher HbA1c levels, was linked to increased REE, suggesting that keeping HbA1c below 7.5% may help reduce the risk of hypermetabolism.
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Purpose: Green tea (Camellia sinensis) is considered as a rich source of epigallocatechin gallate (EGCG) which has been shown to exert impressive pharmacological properties. The anticancer properties of EGCG have been extensively studied however, its anticancer activity has not been explored in lung cancer. The present study was therefore designed to evaluate the anticancer effects of EGCG against non-small cell lung cancer (NSCLC) cell line A-549 and normal human fibroblast FR-2 cells.

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Aim: To determine the differential characteristics and prognosis of patients with hepatitis B virus (HBV)-related acute-on-chronic liver failure (ACLF) detected using Asian Pacific Association for the Study of the Liver (APASL) criteria and then classified using European Association for the Study of the Liver-Chronic Liver Failure (EASL-CLIF) criteria.

Methods: We retrospectively reviewed 316 HBV-related APASL ACLF patients treated at Beijing 302 Hospital or Beijing You'An Hospital (both Beijing, China) between February 2015 and February 2016. Clinical characteristics and mortality rates were compared among patients with different EASL-CLIF ACLF severity grades (no ACLF, and ACLF grades 1-3).

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Aim: To investigate potential predictors for treatment response to nucleos(t)ide analogues (NAs) in hepatitis B e antigen (HBeAg)-positive chronic hepatitis B (CHB) patients.

Methods: Seventy-six HBeAg-positive CHB patients received 96-wk NAs optimized therapy (lamivudine and adefovir dipivoxil) were studied retrospectively. Serum hepatitis B surface antigen, HBeAg, hepatitis B core antibody, hepatitis B virus (HBV) DNA and alanine aminotransferase levels were quantitatively measured before and during the treatment at 12 and 24 wk.

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Article Synopsis
  • The study aimed to compare different methods for predicting mortality in patients with decompensated hepatitis B cirrhosis, including the ICG clearance test, CTP, MELD, and MELD-Na.
  • A total of 98 patients were followed for a year, and their survival rates were assessed using these evaluation methods at multiple time points.
  • Results showed that all four methods effectively predicted short-term and medium-term outcomes, with ICG-derived measurements correlating well with the other scores.
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In the present work we address a simple, rapid and quantitative analytical method for detection of different proteins present in biological samples. For this, we proposed the model of titration of double protein (TDP) and its relevant leverage theory relied on the retardation signal of chip moving reaction boundary electrophoresis (MRBE). The leverage principle showed that the product of the first protein content and its absolute retardation signal is equal to that of the second protein content and its absolute one.

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Objective: To investigate the pharmacological effective doses of Chinese Danshen components, (salvianolic acids and tanshinones) combinations on vascular endothelia cells against inflammatory injury.

Methods: Thrombin (50 U/mL) was incubated in human umbilical vein endothelia cells (HUVECs) with 50 and 100 μg/L (1:0, 0:1, 3:1, 2:1, 1:1, and 1:2) salvianolic acids and tanshinones or without the components of Danshen extract. Cell viability was confirmed in (4, 5-dimethylthiazol-2-yl)-2, 5-diphenyltetrazolium (MTT) assay and cell death was confirmed in lactate dehydrogenase (LDH) released into the cell culture supernatant.

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Objective: To study whether CO-Q10 can protect liver injury caused by acute on chronic liver failure (ACLF) by autophagy.

Methods: Rats were separated into three groups: control group, acute on chronic liver failure (ACLF) and intervenient group, liver tissues were observed by optical microscopy and electron microscopy. The levels of Beclin-1 expression were determined by real-time PCR.

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In the title compound, C26H22N2O5, the system consisting of five fused rings, being essentially planar with an r.m.s.

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To improve the solubility, stability and the antitumor activity of a novel anticancer drug, 3-(4-bromopheny l)-2-(ethyl-sulfonyl)-6-methylquinoxaline1,4-dioxide (Q39), a poloxamer nanosuspension was developed by precipitation combined with high pressure homogenization in present study. In vitro characterizations of Q39 nanosuspension (Q39/NS), including particle size, polydispersity index (PI), morphology, crystalline, saturation solubility, stability and releases were evaluated. BABL/c nude mice bearing HepG2 cells were used as in vivo tumor models to evaluate the anti-tumor activity of Q39/NS after intravenous administration.

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Background: Acute-on-chronic liver failure (ACLF) is a severe clinical condition for which liver transplantation (LT) is the only curative option. However, there are little published data on risk factors and outcomes of LT for ACLF.

Methods: The objective of this study was to analyze preoperative, intraoperative, postoperative, and overall survival data on 100 consecutive cases with ACLF in order to try to determine for which patients LT are futile.

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