Publications by authors named "Gui-mei Chen"

Article Synopsis
  • - The study aimed to assess the links between seven metal(loid)s (lead, manganese, nickel, arsenic, cadmium, chromium, vanadium) and hypertension in older Chinese adults, involving 1009 participants whose blood metal(loid) levels were measured.
  • - Findings showed a significant association between lead (Pb) and hypertension, with logistic regression revealing an odds ratio indicating higher hypertension risk among those with elevated Pb levels; this association remained when considering multiple metal(loid)s together.
  • - The research highlighted that the relationship between the metal(loid) mixture and hypertension could be influenced by factors like diabetes, age, BMI, and area, with Pb being the most significant metal affecting hypertension in older adults.
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The evidence about the effect of non-essential metal mixture on fasting plasma glucose (FPG) levels among older adults without diabetes is limited. This study aims to estimate the individual and joint relationship between five non-essential metals and FPG levels in Chinese older adults without diabetes. This study included 2362 older adults without diabetes.

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Background: Epidemiological studies about the effect of essential metal mixture on fasting plasma glucose (FPG) levels among elderly people are sparse. The object of this study was to examine the associations of single essential metals and essential metal mixture with FPG levels in Chinese community-dwelling elderly people.

Methods: The study recruited 2348 community-dwelling elderly people in total.

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Purpose: We aimed to analyze the relationship between handgrip strength/relative handgrip strength among older Han adults with type 2 diabetes mellitus (T2DM) by gender to determine the optimal cut-off value of grip strength for older adults.

Methods: A multi-stage sampling method was used to conduct a questionnaire survey and physical examination of 6128 older adults in Anhui Province. Chi-squares tests, -tests, analysis of variance, and logistic regression analysis were used to analyze the association between handgrip strength/relative handgrip strength and T2DM between the sexes.

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The effects of interactions between the toxic and essential metal mixtures on cognitive function are poorly understood. This study aims to identify the joint association of arsenic (As), cadmium (Cd), and lead (Pb) with cognitive function in older adults and the moderating role of selenium (Se), zinc (Zn), and copper (Cu) in this association. This study included 1000 community-dwelling older adults.

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Background: Type 2 diabetes mellitus (T2DM) is a chronic, lifelong disease. The molecular mechanisms and pathophysiology of T2DM have not yet been fully elucidated. Dysregulation of the long non-coding RNA metastasis associated lung adenocarcinoma transcript 1 (lncRNA MALAT1) is considered one of the main contributing factors of the dysfunction found in many diseases, including those of the endocrine system.

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Objective: Several studies have shown that miR-146a rs2910164 (C > G) is associated with type 2 diabetes mellitus (T2DM) susceptibility, but the results are still controversial. This study is divided into two parts, and one is to explore the relationship between miR-146a rs2910164 polymorphism and the genetic susceptibility of T2DM in Chinese Han population. Second, a meta-analysis on the basis of a larger sample size was used to determine whether this is a susceptibility gene for T2DM.

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As a typical representative of Chinese rice wine (), rice wine is famous for its red color, mellow taste and strong fragrance. However, due to the open brewing environment and traditional fermentation technology, there are some safety risks in traditional brewed rice wine, such as a certain amount of biogenic amines. In this study, the dynamic changes and the differences of microbial communities and volatile flavor components between two types of rice wine with high and low biogenic amine contents (LBAW and HBAW) during the traditional brewing were systematically investigated.

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Article Synopsis
  • - The study investigates the relationship between essential trace elements (ETEs) and atherosclerotic cardiovascular disease (ASCVD) risks in older Chinese adults, focusing on individual ETEs and their mixture over a span of 10 years.
  • - A total of 607 participants had their blood levels of specific ETEs (like chromium and selenium) measured to determine their impact on ASCVD risks, using established predictive equations and statistical models.
  • - Results indicated that higher blood levels of chromium and selenium correlate with lower ASCVD risks, along with positive associations with healthy cholesterol levels and negative associations with blood pressure.
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Probiotics have been proved to have beneficial effects in improving hyperlipidemia. The purpose of the current research was to investigate the ameliorative effects of FZU106, isolated from the traditional brewing of rice wine, on lipid metabolism and intestinal microbiota in high-fat diet (HFD)-induced hyperlipidemic rats. Results showed that FZU106 intervention obviously inhibited the abnormal increase of body weight, ameliorated serum and liver biochemical parameters related to lipid metabolism and oxidative stress.

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Green tea has distinct astringency, bitter taste, and typical green flavor because of its post-harvest treatment without withering and enzymatic oxidation. Microbial fermentation has been identified as a promising strategy that could give green tea infusion a special taste flavor. This might be linked to the metabolic transformation ability of microorganisms.

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Background: The evidence about the effect of essential trace element (ETE) mixture on cognitive function amongst older adults is limited. This study aims to evaluate the associations of single ETEs and ETE mixture with cognitive function using a representative sample of community-dwelling older adults in China.

Methods: A total of 3814 older adults were included in the study.

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Alpha-fetoprotein (AFP) and endoplasmic reticulum (ER) stress play multiple roles in hepatocellular carcinoma. Here, we analyzed the crosstalk between AFP and ER stress in human hepatoma cells. We induced ER stress in human hepatoma cell lines (HepG2 and SK-Hep1 cells) with thapsigargin (TG, an ER stress inducer), and mitigated ER stress with 4-phenylbutyrate acid (4-PBA, an ER stress inhibitor).

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Background: Biomonitoring studies have demonstrated extensive exposure of infants, children, and pregnant women to phthalates, but data on phthalate exposure and their determinants in Chinese older adults remain insufficient. This study aims to assess urinary phthalate metabolite levels, individual and cumulative exposure risk, and their determinants in Chinese community-dwelling older adults.

Methods: A total of 987 individuals aged 60 years or over were included in this study.

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Objectives: Protein kinase R-like ER kinase (PERK)/eukaryotic initiation factor 2 alpha (eIF2) is an important factor along the main pathways for endoplasmic reticulum (ER) stress-mediated apoptosis. In this study, we investigated the effects of eIF2 phosphorylation on hepatocyte apoptosis and the ER stress mechanisms in acute liver injury.

Methods: eIF2 phosphorylation and apoptosis under ER stress were monitored and measured in male BALB/c mice with acute liver injury and human hepatocyte line LO2 cells.

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Introduction And Objectives: Necroptosis and endoplasmic reticulum (ER) stress has been implicated in acute and chronic liver injury. Activated eukaryotic initiation factor 2 alpha (eIF2α) attenuates protein synthesis and relieves the load of protein folding in the ER. In this study, we aimed to analyze the impact of eIF2α phosphorylation on hepatocyte necroptosis in acute liver injury.

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The aim of investigation is to explore the relationship between demands for lung cancer screening (LCS) and the constructs derived from the health belief model (HBM) in Hefei. The study collected data about socio-demographics, health beliefs in and demands for LCS during early June to later July 2015. By constructing a LCS demands HBM constructs, it calculated indices of demands for LCS (DSI) and HBM constructs, which include perceived risk (PR) and seriousness (PS) of the cancers; and perceived effectiveness (PE), benefits (PB) and difficulties (PD) of the screening.

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Recently, many studies have shown that Single immunoglobulin interleukin-1 receptor related protein (SIGIRR), a member of the IL-1R family acting as a negative regulator of TLR/IL-1R signaling, affects autoimmune responses in animal model of systemic lupus erythematosus (SLE). However, the role of SIGIRR in the pathogenesis of human SLE has not been widely explored. In this study, we analyzed the frequency of SIGIRR-positive CD4+ T cells in peripheral blood mononuclear cells (PBMCs) of SLE patients and its correlation with disease activity as well as the clinical data.

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The results of studies on association between FCGR2A-R/H131 polymorphism and susceptibility to systemic lupus erythematosus (SLE) in the Asian population are controversial. To derive a more precise estimation on the genetic risk of FCGR2A-R/H131 variant for SLE in Asians, a meta-analysis was performed for genotypes R/R + R/H (dominant effect), R/R (recessive effect), and R allele in fixed/random effects models. Twenty studies involving 4,832 SLE patients and 6,190 controls were included.

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The purpose of this study was to evaluate whether a single-nucleotide polymorphism (SNP), rs2243188 of interleukin-19 (IL-19), show significant evidence for association with SLE in a Chinese population. A total of 545 SLE patients and 613 healthy controls were collected in the present study. The genotyping of IL-19 rs2243188 polymorphism was detected by TaqMan allele discrimination assay on the 7300 real time polymorphism chain reaction system.

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Systemic lupus erythematosus (SLE) is a severe complex rheumatic disease, but good estimate of its prevalence and risk factors is lacking in China. The aim of the study was to explore the prevalence of SLE and risk factors in rural areas of Anhui Province of China. Eleven counties were randomly selected in Anhui Province, and then, 15% of the villages in selected counties were randomly sampled as study sites.

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Hypoxia-inducible factor 1 (HIF-1) introduced the immune imbalance between Th17 and Treg cells, which may play an important role in the pathogenesis of systemic lupus erythematosus (SLE). The aim of the present study was to determine whether the HIF1A gene influences the susceptibility to SLE. A study on this relationship has not been conducted to date.

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Objective: To investigate the impact of college students' evening exercise on their sleep quality, so as to provide a scientific basis for college students to choose an appropriate method of exercise and improve their sleep quality.

Methods: From September to October in 2012, Multi-stage cluster random sampling method was used to select the 5997 college students in Anhui province. The status of college students' exercise and their sleep quality were investigated by the general situation questionnaire, Physical activity rating scale-3(PARS-3), Rating of perceived exertion(RPE) and Pittsburgh sleep quality index(PSQI).

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Objective: The author wants to investigate the relationship between college students' physical quality and the quality of sleep.

Methods: Stratified cluster sampling method is used, and invites a total of 2981 Anhui college students to take part in the questionnaire study, the Pittsburgh sleep quality index (PSQI) and physical test, in order to survey the sleep quality and physical quality of college students. The physical quality and sleep quality are analyzed by the multiple factor non conditional logistic regression analysis methods.

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Recently, multiple genetic associations have been found between genes involved in nuclear factor-kappaB (NF-κB) signaling pathway and systemic lupus erythematosus (SLE) or other autoimmune diseases. This study was undertaken to replicate some of these associations and further test for genetic interactions among these genes in SLE in a Chinese population. Ten single-nucleotide polymorphisms (SNPs) in NFKB1, REL, inhibitor of κB-like (IκBL), IκB kinase β (IKBKB), tumor necrosis factor receptor associated factor 6 (TRAF6), tumor necrosis factor a-induced protein 3 (TNFAIP3), TNFAIP3 interacting protein 1 (TNIP1) were genotyped in 898 Chinese patients with SLE and 988 healthy controls by Sequenom MassArray technology.

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