Parents of adults with serious mental illness (SMI) often are primary caregivers for their affected relative. Prior work has suggested that the toll of caregiving is associated with poorer well-being in family caregivers, particularly parents of affected adults. However, due to methodological limitations, it has not been possible to assess these family caregivers' own genetic vulnerability to mental and physical health problems, and thus the impact of caregivers' genetic risk on well-being may not have been accounted for. With the addition of genetic data to large survey samples, family caregivers' genetic vulnerability to mental and physical health problems can now be estimated. Parents from the Wisconsin Longitudinal Study who have an adult child with an SMI ( = 265) and a comparison group of parents with a child without disabilities ( = 5,036) reported their psychological well-being and mental and physical health across 4 measures. Genetic vulnerability was assessed using polygenic risk scores of neuroticism, bipolar disorder, schizophrenia, and depression. Results indicate that the effect of having a child with an SMI still had significant effects for all 4 parental health outcomes even after controlling for these measures of genetic vulnerability. This study's results affirm the negative health impact of parenting a child with SMI, above and beyond genetic vulnerability. (PsycInfo Database Record (c) 2021 APA, all rights reserved).
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http://dx.doi.org/10.1037/fam0000783 | DOI Listing |
Nat Metab
January 2025
CECAD Excellence Center, University of Cologne, Cologne, Germany.
Dysfunctions in autophagy, a cellular mechanism for breaking down components within lysosomes, often lead to neurodegeneration. The specific mechanisms underlying neuronal vulnerability due to autophagy dysfunction remain elusive. Here we show that autophagy contributes to cerebellar Purkinje cell (PC) survival by safeguarding their glycolytic activity.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
January 2025
Department of Chemistry, University of California, Berkeley, CA 94720.
Copper is an essential nutrient for sustaining vital cellular processes spanning respiration, metabolism, and proliferation. However, loss of copper homeostasis, particularly misregulation of loosely bound copper ions which are defined as the labile copper pool, occurs in major diseases such as cancer, where tumor growth and metastasis have a heightened requirement for this metal. To help decipher the role of copper in the etiology of cancer, we report a histochemical activity-based sensing approach that enables systematic, high-throughput profiling of labile copper status across many cell lines in parallel.
View Article and Find Full Text PDFMov Disord
January 2025
Department of Neurology, Icahn School of Medicine at Mount Sinai, New York, New York, USA.
Parkinson's disease is a complex neurodegenerative disorder characterized by degeneration of dopaminergic neurons, with patients manifesting varying motor and nonmotor symptoms. Previous studies using single-cell RNA sequencing in rodent models and humans have identified distinct heterogeneity of neurons and glial cells with differential vulnerability. Recent studies have increasingly leveraged multiomics approaches, including spatial transcriptomics, epigenomics, and proteomics, in the study of Parkinson's disease, providing new insights into pathogenic mechanisms.
View Article and Find Full Text PDFAm J Psychiatry
January 2025
Department of Neuroscience, Medical University of South Carolina, Charleston (Kuhn, Crow, Walterhouse, Chalhoub, Dereschewitz, Roberts, Kalivas); School of Pharmacy, Center for Neuroscience, Pharmacology Unit, University of Camerino, Camerino, Italy (Cannella, Lunerti, Ciccocioppo); Interdisciplinary Ph.D. Program in Biostatistics (Gupta) and Department of Biomedical Informatics (Gupta, Allen, Chung), and Pelotonia Institute for Immuno-Oncology, James Comprehensive Cancer Center, Ohio State University, Columbus (Gupta, Allen, Chung); Department of Internal Medicine, Wake Forest University, Winston-Salem, NC (Cockerham, Beeson, Solberg Woods); Department of Psychology, Jacksonville State University, Jacksonville, AL (Nall); Institute for Genomic Medicine, University of California San Diego, La Jolla (Palmer); School of Biological Sciences, Queen's University Belfast, Belfast, Northern Ireland (Hardiman).
Objective: The behavioral and diagnostic heterogeneity within the opioid use disorder (OUD) diagnosis is not readily captured in current animal models, limiting the translational relevance of the mechanistic research that is conducted in experimental animals. The authors hypothesized that a nonlinear clustering of OUD-like behavioral traits would capture population heterogeneity and yield subpopulations of OUD vulnerable rats with distinct behavioral and neurocircuit profiles.
Methods: Over 900 male and female heterogeneous stock rats, a line capturing genetic and behavioral heterogeneity present in humans, were assessed for several measures of heroin use and rewarded and non-rewarded seeking behaviors.
Mol Cancer
January 2025
Department of Cell Biology, Physiology, and Immunology, University of Córdoba, CIBER Pathophysiology of Obesity and Nutrition (CIBERobn), Córdoba, 14004, Spain.
Background: Hepatocellular carcinoma (HCC) genetic/transcriptomic signatures have been widely described. However, its proteomic characterization is incomplete. We performed non-targeted quantitative proteomics of HCC samples and explored its clinical, functional, and molecular consequences.
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