Publications by authors named "Yan Yan Wu"

Article Synopsis
  • The research investigates how a maternal high-fat diet and gestational diabetes affect the metabolism of lipids and the profile of polyunsaturated fatty acids (PUFA) in their offspring.
  • Offspring are classified into different groups based on their mother's diet and GDM status, and their PUFA composition and protein signaling are analyzed using techniques like gas chromatography and Western blotting.
  • Findings suggest that exposure to high-fat diets and gestational diabetes during early development can alter PUFA profiles and protein expression related to signaling pathways in male offspring as they grow into adulthood.
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The social determinants of health (SDoH) influence health outcomes based on conditions from birth, growth, living, and age factors. Diabetes is a chronic condition, impacted by race, education, and income, which may lead to serious health consequences. In Hawai'i, approximately 11.

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Ulcerative colitis (UC) is a persistent inflammatory condition affecting the bowels. Gegen Qinlian decoction (GQD) has been widely used in the therapy of gastrointestinal diseases. We investigated the protective impacts and mechanism of GQD against UC.

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  • * FPF exposure caused significant cellular damage in bees, including mitochondrial damage and nuclear disintegration in brain neurons and midgut cells, alongside signs of oxidative stress.
  • * Gene expression analysis revealed that FPF disrupts multiple pathways related to apoptosis, immune response, detoxification, and memory, highlighting its complex toxicity effects on bee health.
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Diabetic nephropathy (DN) is one of the main complications of diabetes and a major cause of end-stage renal disease, which has a severe impact on the quality of life of patients. Strict control of blood sugar and blood pressure, including the use of renin-angiotensin-aldosterone system inhibitors, can delay the progression of diabetic nephropathy but cannot prevent it from eventually developing into end-stage renal disease. In recent years, many studies have shown a close relationship between gut microbiota imbalance and the occurrence and development of DN.

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Oral health is a major health concern in the US and globally, particularly among communities of color and low-income/low-education groups. General health disparities have been reported among Native Hawaiians (NHs) and Other Pacific Islanders (OPIs), although less is known about the specific racial/ethnic and socioeconomic trends that are relevant to oral health disparities for NHOPIs. We examined delayed dental visits and severe tooth loss among older NHOPI adults in relation to sociodemographic factors and community level disparities using five waves of data from the Hawai'i Behavioral Risk Factor Surveillance System collected between 2012 and 2020.

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Objective: Fatty acids play a critical role in the proper functioning of the brain. This study investigated the effects of a high-fat (HF) diet on brain fatty acid profiles of offspring exposed to maternal gestational diabetes mellitus (GDM).

Methods: Insulin receptor antagonist (S961) and HF diet were used to establish the GDM animal model.

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The crisp grass carp (CGC; C. et V.), known for its unique texture and flavour, is a culinary delicacy whose quality is significantly influenced by thermal processing.

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Article Synopsis
  • * Out of 13,364 eligible patients, 2.7% were flagged for potential undiagnosed hypertension, with higher risks associated with being older, lacking a diabetes diagnosis, and specific clinic sites, along with implications from the COVID-19 pandemic.
  • * The findings suggest the algorithm effectively identifies patients needing follow-up for hypertension, highlighting important individual, clinical, and health system factors that may lead to undiagnosed cases.
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  • This study compared two diagnostic criteria for bronchopulmonary dysplasia (BPD) in preterm infants to assess their effectiveness in predicting death or severe respiratory issues by 18-24 months of age.
  • Conducting a retrospective analysis on 451 preterm infants, the study found that 31.3% experienced adverse outcomes, with BPD severity directly linked to these outcomes.
  • Both the 2018 NICHD and 2019 Jensen definitions of BPD showed similar predictive capabilities, with high specificity, indicating that while they are useful, combining them with factors like gestational age or birth weight doesn't enhance prediction accuracy.
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  • Pesticide pollution, specifically neonicotinoids like thiacloprid, significantly impacts the native Chinese bee species, Apis cerana, affecting its behavior and physiology.
  • The study found that both acute and chronic exposure to thiacloprid impaired the bees' learning and memory abilities, but did not affect their sucrose responsiveness or climbing ability.
  • Transcriptomic analysis revealed that prolonged exposure led to greater toxic effects and increased expression of immune- and stress-related genes, highlighting the complex molecular responses of A. cerana to pesticide stress.
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Introduction: Culturally relevant physical activity is a promising field for chronic disease prevention and management. Native Hawaiians and Other Pacific Islanders have higher rates of physical inactivity than other racial or ethnic groups and increased risk of chronic disease. The study objective was to provide population-level data from Hawai'i on lifetime experiences in the Native Hawaiian Indigenous practices of hula and outrigger canoe paddling across demographic and health factors to identify opportunities for public health intervention, engagement, and surveillance.

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  • A 35-year-old woman with recurrent pancreatitis was admitted to the hospital, where imaging showed ansa pancreatica and a major duodenal papilla adenoma.
  • During an endoscopic procedure, the adenoma was removed using a hybrid technique, while a pancreatic stent was placed to prevent further pancreatitis episodes.
  • This case is unique as it marks the first report linking a major papilla adenoma with ansa pancreatica, and the minimally invasive methods used successfully addressed the patient's condition without needing more invasive surgery.
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  • Flupyradifurone (FPF) has been found to be more toxic to nurse bees than larvae, with nurse bees showing sensitivity to lower doses (3.368 μg a.i./nurse bee compared to 17.72 μg a.i./larva).
  • The exposure to flupyradifurone at sublethal and median lethal concentrations leads to significant neuron apoptosis in nurse bees along with changes in their immune-related gene expressions.
  • While flupyradifurone has a lower acute oral toxicity than many pesticides, its negative effects on nurse bees' health and immune response call for careful consideration in agricultural use.
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The development of a combination of chemo/photothermal therapy could overcome the limitations of single-modality therapy and enhance therapeutic efficacy. In this study, a pH/thermal dual-responsive multifunctional drug delivery system with dual-drug loading and enhanced chemo/photothermal therapy is developed based on polydopamine-coated mesoporous silica-gold nanorods (PDA-AuNRs@MSN). Nanoscale mesoporous silica-gold nanorods encapsulating doxorubicin (DOX) are designed as a core and then modified by polydopamine.

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Resistance training is employed for pursuing muscle strength characterized by activation of mammalian target of rapamycin (mTOR)-mediated hypertrophic signaling for protein production. Endurance training elevates peroxisome proliferator-activated receptor γ coactivator 1α (PGC-1α) signaling of mitochondrial adaptations for oxidative phosphorylation. Now, emerging evidence suggests that, like endurance training, resistance training also elicits profound effects on mitochondrial adaptations in skeletal muscle, which means that resistance training yields both strength and endurance phenotypes in myofibers, which has treatment value for the muscle loss and poor aerobic capacity in humans.

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  • Myocardial infarction (MI) is a major health issue worldwide, and this study investigates how genetics and social environment interact in its development.
  • Using data from the Health and Retirement Study, researchers analyzed the polygenic risk scores (for genetic susceptibility) and polysocial scores (for social environment) among older adults, finding different risk patterns between Black and White participants.
  • The study concluded that White adults with higher genetic risk for MI are more affected by unfavorable social environments, highlighting the need for targeted interventions to improve social conditions for those at higher genetic risk.
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Aims: Gastric hypersensitivity (GHS) is a characteristic pathogenesis of functional dyspepsia (FD). DNA methyltransferase 1 (DNMT1) and acid-sensing ion channel 1 (ASIC1) are associated with GHS induced by prenatal maternal stress (PMS). The aim of this study was to investigate the mechanism of DNMT1 mediating the analgesic effect of folic acid (FA) on PMS-induced GHS.

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Mounting evidence indicates that microRNAs (miRNAs) play critical roles in various pathophysiological conditions and diseases, but the physiological roles of extracellular miRNAs on the disease-related ion channels remain largely unknown. Here, we showed that miR-1306-3p evoked action potentials and induced inward currents of the acutely isolated rat dorsal root ganglion (DRG) neurons. The miR-1306-3p-induced effects were significantly inhibited by A317491, a potent inhibitor of the P2X3 receptor (P2X3R), or disappeared after the knockdown of P2X3Rs in DRG neurons.

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Background: Since winter 2020, excess deaths due to COVID-19 have been higher in Eastern Europe than most of Western Europe, partly because regulatory enforcement was poor.

Methods: This paper analysed data from 50 countries in the WHO European Region, in addition to data from USA and Canada. Excess mMortality and vaccination data were retrieved from "Our World In Data" and regulation implementation was assessed using standard methods.

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Monitoring COVID-19 vaccine hesitancy helps design and implement strategies to increase vaccine uptake. Utilizing the large scale cross-sectional Household Pulse Survey data collected between July 21 and October 11 in 2021, this study aims to construct measures of COVID-19 vaccine hesitancy and identify demographic disparities among U.S.

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Background: Interleukin-8 (IL-8) and matrix metallopeptidase 9 (MMP9) are overexpressed in hepatocellular carcinoma (HCC), and both are related to tumor metastasis, but whether they regulate HCC metastasis is still unclear.

Methods: HCC orthotopic implantation and colonization mice models were established . Model mice were treated with IL-8 and or MMP9 inhibitors, protein kinase C (PKC) inhibitors, or extracellular regulated protein kinases 1/2 (ERK1/2) inhibitors.

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Introduction: Frailty is a complex geriatric syndrome with a multifaceted etiology. We aimed to identify the best combinations of risk factors that predict the development of frailty using recursive partitioning models.

Methods: We analyzed reports from 1,724 community-dwelling men and women aged 65-74 years participating in the International Mobility in Aging Study (IMIAS).

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Objectives: COVID-19 disproportionately affects racial/ethnic minorities and vaccine can help mitigate infection and transition, decrease rate of hospitalization, lower mortality rate, and control the pandemic. This study aims to examine disparities in COVID-19 vaccination rate by age among Whites, Hispanics, Blacks, and Asian Americans, and the modification effects by gender and education.

Methods: We used seven waves of biweekly surveys from the Household Pulse Survey collected between July 21, 2021, and October 11, 2021.

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