Publications by authors named "Rulin Ma"

Research has shown inconsistent links between triglyceride and glucose related indexes (TyG-related indexes) and metabolic dysfunction-associated fatty liver disease (MAFLD) across various groups and areas. Our research focuses on exploring these connections to improve early identification and prevention of MAFLD among rural residents in Xinjiang, China. A total of 10,703 rural residents were included in this cohort study.

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Abnormal iron metabolism can cause β-cell dysfunction, and dedifferentiation is the core mechanism of β-cell dysfunction. However, the specific role of abnormal iron metabolism in dedifferentiation remains unclear. Forkhead Box O1 (FoxO1) is a crucial regulator of iron metabolism and dedifferentiation, and its transcriptional activity is regulated by silent information regulator 1 (SIRT1).

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Previous studies have inconclusively examined the associations of metals or polycyclic aromatic hydrocarbons (PAHs) with cardiovascular disease (CVD) separately, highlighting the need to explore their combined association with CVD. Based on the 2011-2016 National Health and Nutrition Examination Survey, the association of 12 metals and six PAHs in urine with CVD was analyzed using weighted logistic regression, weighted quantile sum (WQS) regression, and Bayesian kernel machine regression (BKMR). Crucial metals and PAHs were screened, and dose-response, subgroup, interactions, and mediation analyses were conducted.

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Background: The association between depression and multimorbidity and different multimorbidity patterns in Chinese middle-aged and older people remains unclear.

Methods: This prospective cohort study used the 2011-2020 China Health and Retirement Longitudinal Study (CHARLS), which included 7185 middle-aged and older adults aged 45 years and older as the study sample. Study analyses were conducted using the adjusted Cox proportional hazard model, restricted cubic spline (RCS), latent class analysis (LCA), subgroup analysis, and mediation analysis.

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Objective: This study aimed to explore and compare the role of cumulative exposure to four blood pressure (BP) markers [systolic blood pressure (SBP), diastolic blood pressure (DBP), mean arterial pressure (MAP), and pulse pressure (PP)] in predicting cardiovascular disease (CVD) risk in the Uyghur population.

Methods: We recruited 3,553 Uyghurs from Tumxuk City, and conducted blood pressure measurements on them at least three times, with a minimum interval of two years between consecutive measurements. Cumulative BP was defined as the sum of the product of the average BP between consecutive examinations and the time interval between visits.

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: Diet and inflammation are both associated with hypertension. We aimed to investigate the relationship between the dietary inflammation index (DII), dietary patterns, and the risk of hypertension among Xinjiang residents. : A total of 930 residents aged 20-80 from Shihezi and Tumushuk were selected as participants using a stratified whole cluster random sampling method.

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The prevalence of Alzheimer's disease (AD) is on the rise globally, and everyone who develops AD eventually experiences mild cognitive impairment (MCI) first. Timely intervention at an early stage of the disease may mitigate disease progression. Recent studies indicate that BDNF and MMP-9 play a significant role in the pathogenesis of AD.

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Objective: This study aimed to explore the relationships between residential greenness and cardiometabolic risk factors among rural adults in Xinjiang Uygur Autonomous Region (Xinjiang) and thus provide a theoretical basis and data support for improving the health of residents in this region.

Methods: We recruited 9,723 adult rural residents from the 51st Regiment of the Third Division of the Xinjiang Production and Construction Corps in September 2016. The normalized difference vegetation index (NDVI) was used to estimate residential greenness.

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Introduction: It is unclear whether changing trajectories of renal function will increase the risk prediction information of cardiovascular disease (CVD). This study aimed to evaluate the trajectory patterns of estimated glomerular filtration rate (eGFR) and the association between eGFR trajectories and CVD risk.

Methods: A total of 4742 participants were included in the cohort from the 51st Regiment of Xinjiang Production and Construction Corps.

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Transition metal-catalyzed cross-couplings have great potential to furnish complex ethers; however, challenges in the C(sp)-O functionalization step have precluded general methods. Here, we describe computationally guided transition metal-ligand design that positions a hydrogen-bond acceptor anion at the reactive site to promote functionalization. A general cross-coupling of primary, secondary, and tertiary aliphatic alcohols with terminal olefins to furnish >130 ethers is achieved.

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Background: There is growing evidence indicating that environmental endocrine disruptors may influence the development of prostate cancer. Despite this, the connection between BPA and PSA levels is still not fully understood and appears intricate. In this study, we aimed to assess the link between BPA exposure and PSA levels using data from the NHANES database.

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Article Synopsis
  • Missing data is a common challenge in cohort studies that can hinder accurate findings, so this study evaluates eight imputation methods to address this issue in cardiovascular disease (CVD) risk models using real-world data from Xinjiang, China.
  • The methods assessed include simple imputation, regression, expectation-maximization (EM), multiple imputation (MICE), K nearest neighbor (KNN), clustering, random forest (RF), and decision tree (Cart), with performance measured by Root Mean Square Error (RMSE), Mean Absolute Error (MAE), and area under the curve (AUC) for predictive accuracy.
  • Results indicate that KNN and RF are the most effective imputation techniques for handling missing data, yielding
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Background: This study aimed to assess the association of baseline insulin resistance (IR) surrogates and their longitudinal trajectories with cardiovascular diseases (CVD) to provide a useful reference for preventing CVD.

Methods: This study was a prospective cohort study conducted in the 51st Regiment of the Third Division of Xinjiang Corps. A total of 6362 participants were recruited in 2016 to conduct the baseline survey, and the follow-up surveys in 2019, 2020, 2021, and 2022.

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Background: Metabolic dysfunction-associated fatty liver disease (MAFLD) is the most common chronic liver disease in China. Our study aimed to evaluate the screening value of the fatty liver index (FLI), hepatic steatosis index (HSI), lipid accumulation product (LAP), visceral adiposity index (VAI), and Zhejiang University index (ZJU), as well as other single indicators for MAFLD. We aimed to find the optimal screening tool and its appropriate cut-off values for rural Uyghur adults.

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Purpose: With the increase in aging and cardiovascular risk factors, the morbidity and mortality of atherosclerotic cardiovascular disease (ASCVD), represented by ischemic heart disease and stroke, continue to rise in China. For better prevention and intervention, relevant guidelines recommend using predictive models for early detection of ASCVD high-risk groups. Therefore, this study aims to establish a population ASCVD prediction model in rural areas of Xinjiang using survival analysis.

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Background: Gallbladder disease (GBD) can increase the risk of cardiovascular disease (CVD). However, GBD has rarely been reported in the less developed, rural areas of Xinjiang. This study aimed to determine the prevalence of GBD and incidence of CVD in a prospective cohort study in rural Xinjiang.

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Obesity and insulin resistance are significant contributors to hypertension. There is a high prevalence of obesity among Uyghurs in the rural areas of Xinjiang, China. Therefore, this study aimed to explore the association between insulin resistance indices and hypertension according to different body weights in rural Uyghur residents of Xinjiang, China.

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Objective: This study aims to analyze the expressions of miR-21, miR-29, and miR-199 in the serum of the patients with H-type hypertension among Kazakhs. Then, we analyzed the effect of MTHFR 677C > T polymorphism on the association between the above miRNA and H-type hypertension.

Method: In this study, the expression of miR-21, miR-29, and miR-199 was quantitatively measured in 120 serum samples and then stratified according to the C677T polymorphism to analyze the relationship between target miRNAs and HHcy.

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Article Synopsis
  • This study compared obesity-related indicators to see which ones best identify metabolic syndrome (MetS) in normal-weight adults living in rural Xinjiang.
  • The research involved 4315 participants and utilized questionnaires, biochemical tests, and measurements to determine each indicator's association with MetS.
  • Results showed that the Triglyceride-glucose index (TyG) and Lipid accumulation product (LAP) were the most effective indicators for diagnosing MetS, with LAP performing slightly better across both genders.
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Purpose: To explore the association between waist circumference (WC), estimated cardiopulmonary function (eCRF), and cardiovascular disease (CVD) risk in southern Xinjiang. Update the Framingham model to make it more suitable for the southern Xinjiang population.

Methods: Data were collected from 7705 subjects aged 30-74 years old in Tumushuke City, the 51st Regiment of Xinjiang Production and Construction Corps.

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Background: Cardiovascular diseases (CVD) are currently the leading cause of premature death worldwide. Model-based early detection of high-risk populations for CVD is the key to CVD prevention. Thus, this research aimed to use machine learning (ML) algorithms to establish a CVD prediction model based on routine physical examination indicators suitable for the Xinjiang rural population.

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In 2020, a group of international experts proposed a new term ‘metabolic dysfunction-associated fatty liver disease’ (MAFLD) to replace ‘non-alcoholic fatty liver disease’. This study aimed to describe the epidemic characteristics of MAFLD, incidence of cardiovascular disease (CVD), and relationship between MAFLD and incident CVD. In 2016, 12,794 Uyghur adults from Kashgar, Xinjiang, were grouped according to the presence or absence of MAFLD.

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2,2',4,4'-tetrabromodiphenyl ether (PBDE-47), the widely used brominated flame retardant, has remarkable neurotoxicity which is associated with autophagy disorder. However, the mechanism remains unclear. The results showed that PBDE-47 damaged lysosomal biogenesis and interfered with autophagy-lysosome fusion both in vivo and in vitro.

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Purpose: This study aimed to explore the relationship between obesity- and lipid-related indices and insulin resistance (IR) and construct a personalized IR risk model for Xinjiang Kazakhs based on representative indices.

Methods: This cross-sectional study was performed from 2010 to 2012. A total of 2170 Kazakhs from Xinyuan County were selected as research subjects.

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