Publications by authors named "YuanJi Ma"

Objective: The artificial liver support system (ALSS) has been recruited as an available method for patients with acute-on-chronic liver failure (ACLF), but its impact on the outcome of ACLF remains controversial. This study aimed to investigate the association between ALSS treatment and short-term prognosis of hepatitis B-related ACLF (HBV-ACLF).

Methods: This was a retrospective observational cohort study, and data were obtained from the Center of Infectious Diseases, West China Hospital of Sichuan University, between Mar 2015 and December 2021.

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Glucose-regulated protein 78 kDa (GRP78), a key marker of endoplasmic reticulum stress (ERS), is upregulated in hepatocellular carcinoma (HCC) tissues, but its role in hepatitis B virus (HBV)-induced tumorigenesis remains unclear. This study aimed to investigate the contribution of GRP78 to HBV-associated tumor development and explore the ERS pathways involved. The results showed that increased GRP78 expression in patients with HBV-related HCC was associated with a poor prognosis within the first 2 years following diagnosis.

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Aims: Despite the tremendous improvement in therapeutic medication and intervention for coronary atherosclerotic disease (CAD), residual risks remain. Exome sequencing enables identification of rare variants and susceptibility genes for residual risks of early-onset coronary atherosclerotic disease (EOCAD) with well-controlled conventional risk factors.

Methods: We performed whole-exome sequencing of subjects who had no conventional risk factors, defined as higher body mass index, smoking, hypertension and dyslipidemia, screened from 1950 patients with EOCAD (age ≤ 45 years, at least 50% stenosis of coronary artery by angiography), and selected control subjects from 1006 elder (age ≥ 65 years) with < 30% coronary stenosis.

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Background: Risk factors that influence the outcome of patients with chronic hepatitis C (CHC) are not fully understood. The systemic immune-inflammatory index (SII) is an independent prognostic factor for multiple diseases. However, the impact of the SII on the outcome of liver fibrosis is unclear.

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Background: The impact of lactate-to-albumin ratio (LAR) on the outcome of acute-on-chronic liver failure (ACLF) is scant.

Aims: To investigate the relationship between LAR and short-term prognosis in patients with COSSH (Chinese Group on the Study of Severe Hepatitis B) ACLF.

Methods: A retrospective cohort study was conducted in patients with COSSH ACLF treated with an artificial liver support system.

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Background: Few studies have compared the performances of those reported miRNAs as biomarkers for heart failure with reduced EF (HFrEF) in a population at high risk. The purpose of this study is to investigate comprehensively the performance of those miRNAs as biomarkers for HFrEF.

Methods: By using bioinformatics methods, we also examined these miRNAs' target genes and possible signal transduction pathways.

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Article Synopsis
  • Epithelial-mesenchymal transition (EMT) is crucial for the metastasis of hepatocellular carcinoma (HCC), with RNA-binding proteins (RBPs) playing a significant role in this process.
  • Research identified that the protein thioredoxin (Trx) was notably upregulated in metastatic HCC patients and linked to poorer patient prognosis.
  • Trx enhances HCC cell migration and invasion by interacting with LINC00152 and regulating alternative splicing of angiopoietin 1 (ANGPT1), suggesting that Trx could be a potential target for new HCC treatments.
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Introduction: Acute hepatitis E virus (HEV) infection is a self-limiting disease, but HEV superinfection in patients with chronic hepatitis B virus (HBV) infection may lead to acute-on-chronic liver failure (ACLF) and significantly increase short-term mortality. Diagnosis and comprehensive management of these patients remain in a dilemma.

Case Presentation: A 32-year-old man with chronic HBV infection for 8 years received entecavir due to abnormal liver function for 4 months.

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The systemic immune-inflammatory index (SII) has been identified as an independent prognostic factor for multiple diseases. However, the impact of SII on outcome of acute-on-chronic liver failure (ACLF) is scant. A retrospective study enrolled patients with ACLF treated with artificial liver support system.

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Absent in melanoma 2(AIM2) exacerbates atherosclerosis by inflammasome assembly. However, AIM2-mediated inflammation in diabetic cardiomyopathy remains incompletely understood. Here we investigate the role of AIM2 in high glucose (HG)- and diabetes-induced inflammatory cardiomyopathy.

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Background: Macrophage-mediated cleaning up of dead cells is a crucial determinant in reducing coronary artery inflammation and maintaining vascular homeostasis. However, this process also leads to programmed death of macrophages. So far, the role of macrophage death in the progression of atherosclerosis remains controversial.

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Background: Elevated international normalized ratio of prothrombin time (PT-INR) is one of the key characteristics of acute-on-chronic liver failure (ACLF). Whether the staging of PT-INR has the ability to screen out subgroups of ACLF patients who would be more eligible for artificial liver support system (ALSS) treatment has not been studied in detail.

Methods: A previous study enrolled patients receiving ALSS treatment with regional citrate anticoagulation from January 2018 to December 2019.

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Two-dimensional (2D) transition metal dichalcogenides (TMDs) are garnering considerable scientific interest, prompting discussion regarding their prospective applications in the fields of nanoelectronics and spintronics while also fueling groundbreaking discoveries in phenomena such as the fractional quantum anomalous Hall effect (FQAHE) and exciton dynamics. The abundance of binary compound TMDs, such as MX (M = Mo, W; X = S, Se, Te), has unlocked myriad avenues of exploration. However, the exploration of ternary compound TMDs remains relatively limited, with notable examples being TaNiS and TaNiSe.

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Background: Hypertension is a significant global disease burden. Mobile health (mHealth) offers a promising means to provide patients with hypertension with easy access to health care services. Yet, its efficacy needs to be validated, especially in lower-income areas with a high-salt diet.

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Background: Hyperbilirubinemia occurs when the liver fails to process bilirubin properly. A disproportionate increase in direct bilirubin indicates a decreased ability of the hepatocytes to uptake and/or convert bilirubin, which may impact the prognosis of patients with acute-on-chronic liver failure (ACLF). However, the association of direct bilirubin to total bilirubin ratio (DB/TB) with outcomes in patients with ACLF remains unclear.

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Background: The predictors of success of chronic total occlusion (CTO) percutaneous coronary intervention (PCI) through antegrade dissection and re-entry (ADR) using the Stingray system (Stingray ADR) remain elusive, mainly owing to the lack of consecutive angiographic and procedural records of patients.

Objectives: This study aimed to identify indicators that can determine the success of CTO PCI performed using the Stingray ADR technique.

Methods: The clinical data of 115 patients who underwent CTO PCI through Stingray ADR at the same cardiac center were retrospectively and consecutively collected.

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Background: Rapid development in coronary chronic total occlusion (CTO) interventional techniques and devices have achieved a greater success rate with favorable outcomes. Antegrade dissection re-entry (ADR) technique is an important CTO crossing strategy and a desirable approach for long CTOs with good distal landing zone. However, unsuccessful procedures in contemporary CTO-percutaneous coronary intervention (PCI) remain, especially in lesions with non-interventional collaterals.

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Background: Atherosclerosis (AS) risk is elevated in diabetic patients, but the underlying mechanism such as involvement of epigenetic control of foam macrophages remains unclear. We have previously shown the importance of immune regulation on endothelial cells to AS development in diabetes. In this study, we examined the hypothesis that diabetes may promote AS through modification of the epigenetic status of macrophages.

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Photodetector based on two-dimensional (2D) materials is an ongoing quest in optoelectronics. 2D photodetectors are generally efficient at low illuminating power but suffer severe recombination processes at high power, which results in the sublinear power-dependent photoresponse and lower optoelectronic efficiency. The desirable superlinear photocurrent is mostly achieved by sophisticated 2D heterostructures or device arrays, while 2D materials rarely show intrinsic superlinear photoresponse.

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Background: Guide extension catheters (GEC) are widely applied to cope with insufficient backup support in complex percutaneous coronary intervention (PCI). In the study, we aim to evaluate the feasibility and safety with a novel 5-4F tapered GEC used in complex lesion.

Methods: The single-center retrospective study enrolled a total of 615 patients, in whom the 5F or 5-4F Expressman GEC was used to facilitate PCI procedure.

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Objectives: To compare the clinical and angiographic characteristics of high-risk and low-risk spontaneous coronary artery dissection (SCAD) patients to determine the optimal treatment strategy.

Background: SCAD is a rare and emerging cause of acute coronary syndrome and sudden cardiac death, especially in young female patients. However, the indication of percutaneous coronary intervention (PCI) in patients with SCAD remains elusive.

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Background: Leishmaniasis is a zoonotic disease caused by spp. and spreads through sandfly bites. Owing to the wide range of nonspecific clinical symptoms, patients with leishmaniasis are frequently misdiagnosed or underdiagnosed.

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Background: Albuvirtide (ABT), a fusion inhibitor against human immunodeficiency virus (HIV) infection, has good efficacy and tolerability for HIV treatment. However, there is a paucity of data regarding ABT-based regimen as second-line therapy. This current study evaluated the efficacy and safety of switching to ABT + ritonavir-boosted lopinavir (LPV/r) treatment in a cohort of HIV-infected individuals who failed initial treatment.

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Objective: Myocardial infarction (MI) caused by ischemic cardiomyocyte necrosis induces inflammatory responses that strongly affect ventricular remodeling. Tolerogenic dendritic cells (tDCs) can suppress this effect on inflammatory responses. However, the precise role of atorvastatin-induced tDCs in ventricular remodeling after MI remains unclear.

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