1,788 results match your criteria: "Kidney Research Institute[Affiliation]"

Objective: Tirzepatide, a long-acting, glucose-dependent insulinotropic polypeptide/glucagon-like peptide 1 receptor agonist, reduced urine albumin-to-creatinine ratio (UACR) and estimated glomerular filtration rate (eGFR) decline in people with type 2 diabetes and high cardiovascular risk in the SURPASS-4 trial. To examine the generalizability of these findings, we assessed change from baseline in UACR for tirzepatide (5, 10, and 15 mg) compared with active and placebo treatment in a broad population from the SURPASS-1-5 trials.

Research Design And Methods: This post hoc analysis examined data from the overall pooled SURPASS-1-5 population and subgroups defined by baseline UACR ≥30 mg/g.

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Background: N-of-1 trials compare two or more treatment options for a single participant. These trials have been used to study options for chronic conditions such as arthritis and attention deficit hyperactivity disorder. In addition, they have been suggested as a means to study interventions in rare populations that may not be tractable to include in standard clinical trials, such as treatment options for HIV-positive patients in need of organ transplant.

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Podocyte injury and proteinuria in glomerular disease are critical indicators of acute kidney injury progression to chronic kidney disease. Renal mitochondrial dysfunction, mediated by intracellular calcium levels and oxidative stress, is a major contributor to podocyte complications. Despite various strategies targeting mitochondria to improve kidney function, effective treatments remain lacking.

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Association of handgrip strength with aortic stenosis among adults aged 60 years and older: evidence from the 157097 UK Biobank participants.

J Geriatr Cardiol

November 2024

Laboratory of Cardiac Structure and Function, Institute of Cardiovascular Diseases, West China Hospital, Sichuan University, Chengdu, Sichuan Province, China.

Objective: To examine the association of handgrip strength with aortic stenosis incidence among adults aged 60 years and older.

Methods: We conducted a cohort study using the UK Biobank data to assess the relationship between handgrip strength and incident aortic stenosis in individuals aged 60 years and older. Handgrip strength was measured using a Jamar J00105 hydraulic hand dynamometer.

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Diabetes and Chronic Kidney Disease.

JAMA

December 2024

Kidney Research Institute, Division of Nephrology, Department of Medicine, University of Washington, Seattle.

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Validation and modification of existing bleeding complications prediction models for percutaneous renal biopsy: a prospective study.

PeerJ

December 2024

Department of Nephrology, Kidney Research Institute, West China Hospital of Sichuan University/West China School of Nursing, Sichuan University, Chengdu, China.

Background: Bleeding complications following percutaneous renal biopsy (PRB) are a significant clinical concern. This study aimed to validate and refine existing prediction models for post-biopsy bleeding to support more accurate clinical decision-making.

Methods: Clinical data from 471 PRB patients were examined in this prospective analysis.

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Urinary proteomics identifies distinct immunological profiles of sepsis associated AKI sub-phenotypes.

Crit Care

December 2024

Division of Nephrology, Department of Medicine, Kidney Research Institute, University of Washington Medical Center, 325 9th Avenue, Seattle, WA, 98104, USA.

Background: Patients with sepsis-induced AKI can be classified into two distinct sub-phenotypes (AKI-SP1, AKI-SP2) that differ in clinical outcomes and response to treatment. The biologic mechanisms underlying these sub-phenotypes remains unknown. Our objective was to understand the underlying biology that differentiates AKI sub-phenotypes and associations with kidney outcomes.

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Objectives: The aim of this systematic review was to assess the diagnostic test accuracy of muscle ultrasound for identifying older patients with sarcopenia and to investigate its association with frailty.

Design: Systematic review and meta-analysis of observational studies. Comprehensive searches were conducted in PubMed, MEDLINE, Cochrane Library, Scopus, and Embase through October 2024.

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Background And Aim: Kidney transplant recipients frequently experience a wide range of metabolic complications, including weight changes, which significantly impact patient outcomes and graft function, yet the relationship between weight gain and transplant outcomes remains poorly understood. This systematic review and meta-analysis aimed to synthesise existing evidence on the influence of weight gain on patient and graft outcomes following kidney transplantation to enhance clinical practice and optimise post-transplant care strategies.

Materials And Methods: A literature search was conducted across databases such as PubMed and Scopus for peer-reviewed studies published up to 8 August 2024.

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Importance: Transplant can be a valuable treatment option for older adults with kidney failure, and recent initiatives encourage more frequent referral to transplant centers. However, the evaluation process can be challenging, and most older adults do not ultimately receive a kidney.

Objective: To elucidate the perspectives and experiences of older adults with advanced kidney disease and their family members regarding the kidney transplant evaluation process.

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Background: Acute kidney injury (AKI) increases the risk for chronic kidney disease (CKD). We aimed to identify combinations of clinical variables and biomarkers that predict long-term kidney disease risk after AKI.

Methods: We analyzed data from a prospective cohort of 723 hospitalized patients with AKI in the Assessment, Serial Evaluation, and Subsequent Sequelae of AKI (ASSESS-AKI) Study.

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Importance: Chronic kidney disease (CKD) is a global health priority affecting almost 1 billion people. New therapeutic options and clinical trial innovations such as adaptive platform trials provide an opportunity to efficiently test combination therapies.

Objective: To describe the design and baseline results of the Global Kidney Patient Trials Network (GKPTN) and the design and structure of the global adaptive platform clinical trial Chronic Kidney Disease Adaptive Platform Trial Investigating Various Agents for Therapeutic Effect (CAPTIVATE) to find new therapeutic options and treatments for people with kidney disease.

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Background: More evidence have shown that the combination of immune and inflammatory mechanism was critical in diabetic nephropathy (DN). However, the relationship between CD4+ T cells and the development of DN is still unclear. Therefore, this study will focus on this issue from the perspective of clinicopathology.

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The authors reply.

Crit Care Med

December 2024

Division of Pulmonary, Critical Care and Sleep Medicine, Department of Medicine, University of Washington, Seattle, WA.

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Article Synopsis
  • A 54-year-old male liver transplant patient initially treated with tacrolimus developed renal dysfunction, prompting a switch to sirolimus for immunosuppression.
  • After starting sirolimus, the patient experienced worsening renal function and later developed rhabdomyolysis, linked to high sirolimus levels in serum and specific kidney damage seen in histopathology.
  • Reducing the sirolimus dosage led to normalization of muscle enzyme levels and improved kidney function, emphasizing the need for careful monitoring of sirolimus concentrations to prevent such serious side effects.
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Fumarate hydratase (FH)-deficient renal cell carcinoma (RCC) is a renal neoplasm associated with FH loss, aggressive behaviour, and poor survival. We present a histopathological and immunohistochemical overview of FH-deficient RCC to infer significant features for its differential diagnosis. In this study, FH-deficient RCC tissue samples from patients who underwent surgical resection or biopsy at a single institution between July 1995 and August 2022 were reviewed by conventional haematoxylin and eosin staining, immunohistochemistry, and whole genome analyses.

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Structural basis for C. elegans pairing center DNA binding specificity by the ZIM/HIM-8 family proteins.

Nat Commun

November 2024

MOE Key Laboratory for Cellular Dynamics, Hefei National Laboratory for Physical Sciences at the Microscale, The First Affiliated Hospital of USTC, Biomedical Sciences and Health Laboratory of Anhui Province, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, China.

Article Synopsis
  • The pairing center (PC) in C. elegans chromosomes is vital for homolog pairing and synapsis, with specific DNA motifs that recruit certain meiosis proteins (ZIM-1, ZIM-2, ZIM-3, HIM-8).
  • Researchers have determined the crystal structures of the DNA binding domains of HIM-8, ZIM-1, and ZIM-2 bound to their respective PC DNA motifs, revealing important details about how they interact.
  • The study highlights that specific DNA-contacting residues are concentrated in the ZF1-2 domains and that the CTD may enhance the flexibility and specificity of binding to different PC DNA motifs, indicating a co-evolution of these elements.
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Article Synopsis
  • There's a growing population of older adults with kidney disease, but there's not enough evidence to help improve their clinical care, prompting the KDARC to conduct a study on research priorities in geriatric nephrology.
  • The study used a modified Delphi approach involving clinicians and researchers in the US and Canada to gather and prioritize important research topics for better care of older adults with kidney issues.
  • Five key research priorities were identified: improving communication about treatment options, enhancing quality of life and symptom management, addressing frailty, tailoring therapies for older adults, and providing caregiver support, all underlined by the importance of health equity and patient-centered care.
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GlycoPCT: Pressure Cycling Technology-Based Quantitative Glycoproteomics Reveals Distinctive N-Glycosylation in Human Liver Biopsy Samples of Nonalcoholic Fatty Liver Disease.

J Proteome Res

January 2025

Center of Infectious Diseases and Institutes for Systems Genetics, Frontiers Science Center for Disease-Related Molecular Network, West China Hospital, Sichuan University, Chengdu 610041, China.

Article Synopsis
  • - Protein N-glycosylation is essential for liver functions like lipid metabolism and inflammation, but current methods to study these processes in liver biopsies are limited and inefficient due to issues with sample extraction and recovery.
  • - A new method called GlycoPCT was developed using pressure cycling technology, which significantly improves the recovery and analysis of intact N-glycopeptides from liver biopsy samples.
  • - The research identified 4,459 unique N-glycopeptides and revealed significant changes in N-glycan types associated with nonalcoholic fatty liver disease (NAFLD), including the important role of the glycoprotein alpha-1-acid glycoprotein 1 (A1TA) in the
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Risk of Cardiovascular Disease Hospitalization After Common Psychiatric Disorders: Analyses of Disease Susceptibility and Progression Trajectory in the UK Biobank.

Phenomics

August 2024

Mental Health Center and West China Biomedical Big Data Center, West China Hospital, Sichuan University, Guo Xue Lane 37, Chengdu, 610000 China.

Unlabelled: Whether associations between psychiatric disorders and hospitalization for cardiovascular diseases (CVDs) can be modified by disease susceptibility and the temporal pattern of these associated CVDs remain unknown. In our study, we conducted a matched cohort study of the UK Biobank including 44,430 patients with common psychiatric disorders (anxiety, depression, and stress-related disorders) between 1997 and 2019, together with 222,150 sex-, Townsend deprivation index-, and birth year- individually matched unexposed individuals. The hazard ratios (HRs) for CVD hospitalization associated with a prior psychiatric disorder were derived from Cox models, adjusted for multiple confounders.

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[Attention should be paid to the application of net ultrafiltration rate in continuous renal replacement therapy for critically ill patients].

Zhonghua Yi Xue Za Zhi

November 2024

Department of Nephrology and Kidney Research Institute, West China Hospital, Sichuan University, Chengdu610041, China.

Continuous renal replacement therapy (CRRT) plays a crucial role in the volume management for critically ill patients. Net ultrafiltration (NUF) rate, as an important therapeutic parameter of CRRT, has received widespread attention for its individualized prescription and functionin volume management of critically ill patients. The aim of this article is to identify the relationship between NUF rate settings and the prognosis of critically ill patients in the clinical practice of CRRT, determine the optimal therapeutic range of NUF rate, and thus improve the effect of CRRT volume management, and provide insights into to future NUF rate studies.

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Article Synopsis
  • Hemoperfusion using the HA330/HA380 cartridge has become popular in ICUs over the last decade for treating critical illnesses by removing inflammatory substances from the blood.
  • While numerous studies indicate its potential benefits in reducing inflammation and organ failure, there is still no comprehensive assessment of its safety and effectiveness in critical care.
  • This paper aims to review the HA330/HA380 hemoperfusion technique, summarize recent clinical findings across various conditions, and highlight drug clearance capabilities to address safety issues.
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Background: The Stress Hyperglycemia Ratio (SHR), a new biomarker calculated from glucose and HbA1c levels, has been linked to significant clinical outcomes in diabetes. This study investigates the potential of the SHR to predict End-Stage Renal Disease (ESRD) among patients with Diabetic Kidney Disease (DKD).

Methods: We included 316 participants from the West China Hospital T2DM-DKD cohort (January 2008-September 2020), divided into three SHR tertiles: T1 (SHR <0.

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[This corrects the article DOI: 10.3389/fphar.2024.

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