Publications by authors named "Guibao Ke"

Objective: The aim of this study was to determine the prevalence of renal insufficiency in patients with lung cancer and factors associated with its development.

Materials And Methods: All patients at the First Affiliated Hospital of Guangzhou Medical University from January 1 to December 31, 2016 who had lung cancer were included in this study. Baseline characteristics, including age, sex, clinical features, estimated glomerular filtration rate (eGFR), echocardiographic findings, electrocardiogram results, and biochemical indicators were collected retrospectively.

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Article Synopsis
  • - Secondary hyperparathyroidism (SHPT) is a common issue for hemodialysis patients, and while parathyroidectomy (PTX) can help, it comes with risks like low blood pressure and complications that may lead to arteriovenous fistula (AVF) dysfunction.
  • - A study analyzing AVF dysfunction in 16 patients post-PTX found that those with dysfunction had lower post-surgery calcium levels and experienced greater drops in systolic blood pressure compared to controls.
  • - The risk of AVF dysfunction was notably increased with every 1 mmHg drop in systolic blood pressure, highlighting that diabetic patients were 12 times more likely to experience this issue after surgery.
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As an important component of the glomerular filtration membrane, the state of the podocytes is closely related to kidney function, they are also key cells involved in aging and play a central role in the damage caused by renal aging. Therefore, understanding the aging process of podocytes will allow us to understand their susceptibility to injury and identify targeted protective mechanisms. In fact, the process of physiological aging itself can induce podocyte senescence.

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Article Synopsis
  • * The study used various experiments to explore the relationship between the gut's microbiome and renal fibrosis, identifying metabolite changes and testing these connections through molecular and cellular techniques.
  • * Xylitol, a natural intestinal metabolite, has been shown to delay renal injury and fibrosis by inhibiting the BRD4 protein and its related TGF-β pathway, highlighting its therapeutic potential in managing renal fibrosis.
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Immune checkpoint inhibitors (ICIs), including antiprogrammed cell-death (PD)-1/anti-PD-ligand (PDL-1) monoclonal antibodies, are effective at improving the prognosis of patients with cancer. Among immune-related adverse events, myocarditis associated with anti-PD-1/anti-PD-L1 antibodies is rare but lacks effective treatment and mortality is very high. In this study, the authors extracted data from the previous 8 years from electronic medical records housed in the hospital information system to identify patients hospitalized with myocarditis putatively caused by anti-PD-1/anti-PD-L1 tumor therapy.

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Acetaminophen (APAP) overdose is a leading cause of drug-induced liver injury (DILI). The impact of the gut microbiota and associated metabolites on APAP and liver function remains unclear. We show that APAP disturbance is associated with a distinct gut microbial community, with notable decreases in Lactobacillus vaginalis.

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Background: Secondary hyperparathyroidism (SHPT) is a common complication of end-stage renal disease. Parathyroidectomy (PTx) is often employed for treatment of severe SHPT. However, PTx may cause hypotension via unknown mechanisms.

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Aim: Renal tubular epithelial cell (RTEC) apoptosis is important in acute kidney injury (AKI). Calcium/calmodulin-dependent protein kinase II (CaMKII) plays an important role in cell apoptosis, but its potential role in AKI remains unknown.

Methods: Using co-immunoprecipitation, immunofluorescence, immunohistochemistry, western blotting, flow cytometry, and cell transfection, this study aimed to verify whether CaMKII is involved in RTEC apoptosis and to explore the underlying mechanism.

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Background: Trials in patients receiving dialysis have demonstrated that β-blockers reduce all-cause mortality and cardiovascular events. However, differences still exist within-class comparative effectiveness studies of the therapeutic benefits of β-blockers in dialysis patients.

Objective: The purpose of this systematic review is to examine whether cardiovascular events and all-cause mortality differed between dialysis patients receiving cardio-selective and non-selective agents.

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Background: With the advancement in machine learning (ML) and artificial neural networks as well as the development of portable electrocardiogram devices, artificial intelligence (AI) has been increasing in popularity over the years. In this study, we aimed to provide an overview of the research regarding the utilization of AI techniques to improve the diagnosis of arrhythmia.

Methods: We extracted data published 2004 to 2021 from Web of Science database.

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Podocyte apoptosis and mitochondrial dysfunction serve a major role in diabetic nephropathy progression. The present study revealed a molecular mechanism regulating podocyte apoptosis and mitochondrial dysfunction. models were established using conditionally immortalized mouse podocyte clonal cells treated with high glucose (HG).

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Objective: Indoxyl sulfate (IS) is a protein-bound uremic toxin that is associated with cardiovascular events and mortality in hemodialysis (HD) patients. However, the factors affecting the levels of IS are currently unclear. This study aimed to investigate the factors influencing serum IS concentrations in HD patients.

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Equations to estimate glomerular filtration rate (eGFR) are useful for monitoring tje renal status of benign hypertensive nephrosclerosis (BHN). This study aimed to compare the applicability of 6 equations (Cockcroft-Gault [CG] adjusted for body surface area, original modification of diet in renal disease [MDRD], American abbreviated MDRD, Chinese modified MDRD, Chinese abbreviated MDRD, and Chronic Kidney Disease Epidemiology [CKD-EPI]) to estimate GFR in a Chinese BHN population. A total of 179 patients diagnosed with BHN were enrolled.

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Medium cut-off (MCO) dialyzers were designed to provide better clearance of uremic toxins. We conducted a meta-analysis comparing MCO with high-flux (HF) dialyzers for the effect on uremic toxins in maintenance hemodialysis (HD) patients. Five databases were systematically searched for relevant studies and nine studies were identified finally.

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Background: Heart failure (HF) is one of the main comorbidities in patients receiving maintenance hemodialysis (HD). Sacubitril/valsartan (SAC/VAL) is widely used in HF patients with reduced ejection fraction (HFrEF) or HF mid-range ejection fraction (HFmrEF). However, the pharmacokinetic (PK) and pharmacodynamic properties of SAC/VAL in HD patients with HF remain uncertain.

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Podocyte injury is sufficient to cause glomerulosclerosis and proteinuria, eventually leading to kidney failure. Previous studies found that podocytes and neurons had similar biological characteristics. Growth-associated protein-43 (GAP-43) is a growth cone protein in neurons, and a marker of axonal and synaptic growth.

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Diabetic nephropathy (DN) is a type of kidney injuries associated with diabetes mellitus and the prevalence of DN has increased dramatically. However, DN still pose problems in therapy, and prognosis. Identifying new DN biomarkers would be helpful in reducing morbidity and mortality from DN and developing novel preventive approaches.

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Hypertension is one of the most common complications of chronic kidney disease (CKD). Some research has indicated that changes in large artery function especially caused by thromboxane A2 (TXA2) may be a novel factor acting to induce hypertension in CKD. We studied the 5/6 nephrectomy rat model and measured serum levels of creatinine (Cr), calcium (Ca), phosphorus (P), TXA2-stable metabolites (thromboxane B2, TXB2), and caudal artery pressure after nephrectomy.

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Receptor activator of NF-κB (RANK) expression is increased in podocytes of patients with diabetic nephropathy. However, the relevance of RANK to diabetic nephropathy pathobiology remains unclear. Here, to evaluate the role of podocyte RANK in the development of diabetic nephropathy, we generated a mouse model of podocyte-specific RANK depletion (RANKCre T), and a model of podocyte-specific RANK overexpression (RANK TG), and induced diabetes in these mice with streptozotocin.

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Background: To evaluate whether metformin use assuredly alters overall all-cause death in patients with type 2 diabetes mellitus (T2DM) and chronic kidney disease (CKD).

Methods: Pubmed, Web of Science, Embase, and Cochrane Central Register of Controlled Trials were systematically searched from inception to Feb. 29, 2020 with no language restriction.

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Carvedilol, the third generation of vasodilators; serves as the blocker of non-selective beta-adrenergic receptor and alpha1 adrenergic receptor. It could protect the cardiovascular system of patients receiving dialysis treatment. However, current clinical trials discussing the therapeutic benefit of carvedilol on patients receiving dialysis treatment remain inconsistent.

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Podocyte injury and loss contribute to proteinuria, glomerulosclerosis and eventually kidney failure. Recent studies have demonstrated that the loss of Kruppel-like factor 15 (KLF15) in podocytes increases the susceptibility to injury; however, the mechanism underlying the protective effects on podocyte injury remains incompletely understood. Herein, we showed that KLF15 ameliorates podocyte injury through suppressing NFAT signaling and the salutary effects of the synthetic glucocorticoid dexamethasone in podocyte were partially mediated by the KLF15-NFATc1 axis.

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Background/aims: Uremic tumoral calcinosis (UTC) is a rare disease with metastatic tissue calcification in maintenance hemodialysis (HD) patients. However, limited data are available on the treatment of UTC in HD patients. This article mainly discusses the diagnostic findings and efficacy of treatment on HD patients with UTC.

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Background: This systematic review and meta-analysis were performed to evaluate kidney function in patients with sepsis-associated acute kidney injury (SA-AKI) on alkaline phosphatase (AP) therapy.

Methods: PubMed, Embase, and the Cochrane Central Register of Controlled Trials were searched electronically from inception until May 4, 2019 and randomized controlled studies assessing AP treatment in patients with SA-AKI were included. Pool analyses with fixed effects or random effects models calculated pooled mean, standard deviation, and odds ratio (OR) with 95% confidence interval (CI).

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Objective: Pre-eclampsia (PE) is one of the malignant metabolic diseases that complicate pregnancy. Gut dysbiosis has been identified for causing metabolic diseases, but the role of gut microbiome in the pathogenesis of PE remains unknown.

Design: We performed a case-control study to compare the faecal microbiome of PE and normotensive pregnant women by 16S ribosomal RNA (rRNA) sequencing.

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