11,265 results match your criteria: "San Diego State University.[Affiliation]"

Intergenerational risk within families, stemming from familial history of mental health problems and encompassing exposure to childhood adversity, poses challenges to adolescent adjustment. However, it is important to recognize that negative developmental outcomes associated with intergenerational risk are not inevitable. To better understand resilience in this context, there is a need for studies that systematically compare different models of resilience.

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Background: Hispanic/Latino communities in the US are rapidly growing and aging and are at two-fold risk of Alzheimer's Disease and Related Dementia's (ADRD) compared to non-Hispanic Whites. This additional risk could be, in part, due to increased risk of cardiovascular disease. Hispanics/Latinos also have higher rate of diabetes compared to non-Hispanic Whites and nearly 2 out of 5 individuals with diabetes go undiagnosed.

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Biomarkers.

Alzheimers Dement

December 2024

Human Genetics Center, School of Public Health, University of Texas Health Science Center, Houston, TX, USA.

Background: Epigenetic clocks are biomarkers of biological age based on DNA methylation (DNAm) patterns and are widely used as predictors of health and aging outcomes. Multiple epigenetic clocks have been developed and reflect different aspects of the multidimensional aging process, above and beyond chronological age. To date, no study has examined the relationship of epigenetic aging with circulating biomarkers of Alzheimer's Disease (AD).

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Background: Socioeconomic disadvantage at different life-course stages has been associated with later life cognitive impairment. However, its association with changes in cognitive function needs to be further elucidated. We assessed the association between socioeconomic position (SEP) throughout the life-course and cognitive function change in middle-aged and older Hispanic/Latino adults.

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Background: Increasingly, research evidence is identifying subjective cognitive decline (SCD) as a precursor for cognitive impairment and dementia. Identifying predictors of SCD is essential for understanding its utility as a preclinical indicator for impairment and especially pertinent for Hispanics/Latinos who have limited access to healthcare resources and clinical diagnostics and are disproportionally affected by Alzheimer's disease and related dementias. We extend work on predictors of Mild Cognitive Impairment (MCI) in diverse Hispanics/Latinos in the US by modeling multidomain predictors of SCD.

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Background: Serum AD biomarkers are becoming useful to the early and accurate diagnosis of neurodegenerative disease, but much of this work has been done with clinic-based studies of mostly non-Hispanic Whites. For this study, we examined relations between plasma biomarkers Aβ 42/40, pTau 181, NfL, GFAP, ApoE genotype and cognitive state in the SOL-INCA-MRI study. Given that prior work in SOL-INCA found vascular risk to be associated with mild cognitive impairment, we included vascular risk measured by the Framingham CVD risk score and white matter hyperintensity (WMH) burden from MRI as additional predictors.

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Background: Several epigenetic clocks based on DNA methylation (DNAm) have been developed to estimate an individual's biological age. Age acceleration, the deviation of the DNAm-estimated age from the chronological age, has been proposed as a novel biomarker to predict age-associated conditions and life expectancy. Due to the paucity of longitudinal DNAm data, especially among diverse Hispanic/Latino adults, the association between changes in age acceleration over time and cognitive aging phenotypes has not been investigated.

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Background: Hispanic/Latino communities in the US are rapidly growing and aging and are at two-fold risk of Alzheimer's Disease and Related Dementia's (ADRD) compared to non-Hispanic Whites. This additional risk could be, in part, due to increased risk of cardiovascular disease. Hispanics/Latinos also have higher rate of diabetes compared to non-Hispanic Whites and nearly 2 out of 5 individuals with diabetes go undiagnosed.

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Objective: Craniofacial conditions (CFCs) can be associated with adverse effects on quality of life (QoL). However, few studies have examined perceived benefits related to CFCs. This study described perceived benefits in an international sample of children and adolescents with CFCs and their parents.

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Introduction: Hospitalisation represents an opportunity to identify and treat e-cigarette use among adolescents and young adults (AYAs). Knowledge on how to provide this care is lacking. We aim to fill this gap by developing an e-cigarette use intervention and evaluating preliminary efficacy and implementation outcomes among hospitalised AYAs.

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 (Boraginaceae), a distinctive new taxon of series .

PhytoKeys

December 2024

Granite Mountains Desert Research Center, University of California, Riverside, PO Box 101, Kelso, California 92309, USA University of California Kelso United States of America.

In the process of studying the species and its varieties, we discovered a unique taxon of the genus that resembles but differs in having a mostly densely white-strigose stem vestiture (sometimes with spreading trichomes) and tuberculate to muricate nutlets with often whitish tubercles that are, in comparison with typical , larger, with a wider base and more pointed apex, and more densely spaced. We believe this form to be different enough to describe as a new species, . This new species occurs in southwestern North America: in California and Arizona of the United States and in northern Baja California, Mexico.

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The denitrifying bacterium Thauera sp. MZ1T, a common member of microbial communities in wastewater treatment facilities, can produce different compounds from a range of carbon (C) and nitrogen (N) sources under aerobic and anaerobic conditions. In these different conditions, Thauera modifies its metabolism to produce different compounds that influence the microbial community.

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Mobile phone interventions are evidence-based methods for preventing obesity among Latino adults and school-aged children; however, few such interventions exist to improve the obesogenic behaviors of children in the developmentally critical preschool years (ages 2-5). Focusing on this age group is important since over one-quarter of 2- to 5-year-old Latino children are overweight or obese. Moreover, most documented interventions target mothers exclusively, ignoring the influence that other caregivers such as fathers and grandparents have on the environment and the child's behaviors.

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Infectious disease treatment success requires symptom resolution (clinical treatment success), which often but not always involves pathogen clearance. Both of these treatment goals face disease-specific and general challenges. In this review, we summarize the current state of knowledge in mechanisms of clinical and parasitological treatment failure in the context of Chagas disease, a neglected tropical disease causing cardiac and gastrointestinal symptoms.

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: Community-acquired methicillin-resistant (CA-MRSA) greatly complicates the treatment of skin and soft tissue infections (SSTI). It was previously found that subcutaneous (SQ) treatment with the mononuclear phagocyte (MP)-selective activator complements peptide-derived immunostimulant-02 (CPDI-02; formerly EP67) and increases prophylaxis of outbred CD-1 mice against SQ infection with CA-MRSA. Here, we determined if treatment with CPDI-02 also increases curative protection.

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Perceptions of the Harm of Cigarettes, Mental Health, and Quality of Life Among Transgender Adults Who Smoke Menthol Cigarettes: Results from Wave 5 of the Population Assessment for Tobacco and Health (PATH) Study.

Int J Environ Res Public Health

December 2024

Division of Health Promotion and Behavioral Science, School of Public Health, College of Health and Human Services, San Diego State University, 5500 Campanile Dr., San Diego, CA 92182, USA.

Sexual and gender minority (SGM) individuals in the United States are at greater risk for combustible tobacco use and mental health problems compared to heterosexual and cisgender individuals. National data comparing associations of menthol cigarette use and mental health among transgender and cisgender individuals in the United States are lacking. The goals of the current study were to (1) characterize transgender and cisgender individuals who smoke menthol cigarettes, and (2) investigate cross-sectional associations between gender identity, harm perceptions of cigarettes, mental health experiences, and quality of life.

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We investigated the amount and distribution of waste generated by commercial tobacco, electronic cigarette, and cannabis (TEC) use to inform policy options aimed at mitigating the environmental harm caused by these products. Using disproportionate stratified random sampling, we selected 60 census blocks from the eight largest cities in San Diego County, California. We twice surveyed publicly accessible areas in these blocks to quantify TEC waste accumulation and its re-accumulation.

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E-cigarette-induced changes in cell stress and mitochondrial function.

Free Radic Biol Med

January 2025

VA San Diego Healthcare System, San Diego, California, USA; Department of Anesthesiology, School of Medicine, University of California San Diego, USA.

Inhaling aerosols from electronic nicotine delivery systems, such as e-cigarettes (e-cigs), may pose health risks beyond those caused by nicotine intake. Exposure to e-cig aerosols can lead to the release of exosomes and metabolites into the bloodstream, potentially affecting mitochondrial physiology across the body, leading to chronic inflammatory diseases. In this study we assessed the effects of e-cig use by young healthy human subjects on the circulating exosome profile and markers of cell stress, and also defined the effects of e-cig user plasma on mitochondrial function in endothelial cells (EA.

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Behavior of compounds leached from tire tread particles under simulated sunlight exposure.

Water Res

December 2024

Department of Civil, Construction, and Environmental Engineering, San Diego State University, San Diego, CA 92182, USA. Electronic address:

Tire tread particles are microplastics (< 5 mm) and leach organic chemicals into aquatic environments. It is important to understand the behavior of tire wear compounds in sunlight-exposed waters in terms of their persistence, removal, and transformation. Therefore, we conducted photolysis experiments with leachates from laboratory-generated tire tread particles (TTP) over 72 h in a solar simulator to evaluate the behavior of leached compounds and fluorescent components over time.

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Unlabelled: Many species of proteobacterial methane-consuming bacteria (methanotrophs) form a hauberk-like envelope represented by a surface (S-) layer protein (SLP) matrix. While several proteins were predicted to be associated with the cell surface, the composition and function of the hauberk matrix remained elusive. Here, we report the identification of the genes encoding the hauberk-forming proteins in two gamma-proteobacterial (Type I) methanotrophs, 5GB1 (EQU24_15540) and 20Z (MEALZ_0971 and MEALZ_0972).

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Pancreatic ductal adenocarcinoma (PDAC) remains one of the deadliest solid cancers; thus, identifying more effective therapies is a major unmet need. In this study, we characterized the super enhancer (SE) landscape of human PDAC to identify drivers of the disease that might be targetable. This analysis revealed MICAL2 as a super enhancer-associated gene in human PDAC, which encodes the flavin monooxygenase MICAL2 that induces actin depolymerization and indirectly promotes SRF transcription by modulating the availability of serum response factor coactivators myocardin-related transcription factors (MRTF-A and MRTF-B).

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Background: Previous studies have demonstrated associations of persistent organic pollutants (POPs) with sex-related hormones; however, findings were inconsistent. Sex-specific impacts and pathways through which adiposity influences associations are not completely understood. We sought to evaluate sex-specific associations of POPs serum concentration with sex-related hormones and to explore pathways through which adiposity may modify associations.

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Competing effects of activation history on force and cytosolic Ca in intact single mice myofibers.

Pflugers Arch

December 2024

School of Exercise and Nutritional Sciences, College of Health and Human Services, San Diego State University, 5500 Campanile Dr., San Diego, CA, 92182, USA.

The purpose was to investigate the changes in cytosolic Ca and force output during post-tetanic potentiation (PTP) during pre-fatigue and during prolonged low-frequency force depression (PLFFD) following fatigue. Intact single myofibers from the flexor digitorum brevis of mice were electrically stimulated to record force (n = 8) and free cytosolic Ca concentration ([Ca]) with FURA-2 (n = 6) at 32 °C. Initially, force and [Ca] were measured during brief (350 ms) trains of stimuli at 30, 50, 70, and 200 Hz at ~ 2 s intervals (Force-frequency protocol, FFP).

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Preserving the ability to vividly recall emotionally rich experiences contributes to quality of life in older adulthood. While prior works suggest that moderate-intensity physical activity (MPA) may bolster memory, it is unclear whether this extends to emotionally salient memories consolidated during sleep. In the current study, older adults (mean age = 72.

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The Mediterranean Sea is recognized as one of the most threatened marine environments due to pollution, the unintentional spread of invasive species, and habitat destruction. Understanding the biodiversity patterns within this sea is crucial for effective resource management and conservation planning. During a research cruise aimed at assessing biodiversity near desalination plants in the vicinity of Larnaca, Cyprus, conducted as part of the WATER-MINING project (Horizon 2020), specimens of the tanaidacean genus were collected.

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