keyword
https://read.qxmd.com/read/38635632/microglia-derived-extracellular-vesicles-trigger-age-related-neurodegeneration-upon-dna-damage
#1
JOURNAL ARTICLE
Ermioni S Arvanitaki, Evi Goulielmaki, Katerina Gkirtzimanaki, George Niotis, Edisona Tsakani, Electra Nenedaki, Iliana Rouska, Mary Kefalogianni, Dionysios Xydias, Ilias Kalafatakis, Sotiris Psilodimitrakopoulos, Domna Karagogeos, Björn Schumacher, Emmanuel Stratakis, George A Garinis
DNA damage and neurodegenerative disorders are intimately linked but the underlying mechanism remains elusive. Here, we show that persistent DNA lesions in tissue-resident macrophages carrying an XPF-ERCC1 DNA repair defect trigger neuroinflammation and neuronal cell death in mice. We find that microglia accumulate dsDNAs and chromatin fragments in the cytosol, which are sensed thereby stimulating a viral-like immune response in Er1Cx/- and naturally aged murine brain. Cytosolic DNAs are packaged into extracellular vesicles (EVs) that are released from microglia and discharge their dsDNA cargo into IFN-responsive neurons triggering cell death...
April 23, 2024: Proceedings of the National Academy of Sciences of the United States of America
https://read.qxmd.com/read/38635398/protocol-for-automated-n-glycan-sequencing-using-mass-spectrometry-and-computer-assisted-intelligent-fragmentation
#2
JOURNAL ARTICLE
Chuncui Huang, Hui Wang, Jinyu Zhou, Yikang Huang, Yihui Ren, Keli Zhao, Yaojun Wang, Meijie Hou, Jingwei Zhang, Yaming Liu, Xinyue Ma, Jingyu Yan, Dongbo Bu, Wengang Chai, Shiwei Sun, Yan Li
Biological functions of glycans are intimately linked to fine details in branches and linkages, which make structural identification extremely challenging. Here, we present a protocol for automated N-glycan sequencing using multi-stage mass spectrometry (MSn ). We describe steps for release/purification and derivation of glycans and procedures for MSn scanning. We then detail "glycan intelligent precursor selection" to computationally guide MSn experiments. The protocol can be used for both discrete individual glycans and isomeric glycan mixtures...
April 16, 2024: STAR protocols
https://read.qxmd.com/read/38634620/joint-effects-of-indoor-air-pollution-and-maternal-psychosocial-factors-during-pregnancy-on-trajectories-of-early-childhood-psychopathology
#3
JOURNAL ARTICLE
Grace M Christensen, Michele Marcus, Aneesa Vanker, Stephanie M Eick, Susan Malcolm-Smith, Shakira F Suglia, Howard H Chang, Heather J Zar, Dan J Stein, Anke Hüls
BACKGROUND: Prenatal indoor air pollution and maternal psychosocial factors have been associated with adverse psychopathology. We used environmental exposure mixture methodology to investigate joint effects of both exposure classes on child behavior trajectories. METHODS: For 360 children from the South African Drakenstein Child Health Study, we created trajectories of Child Behavior Checklist scores (24, 42, 60 months) using latent class linear mixed effects models...
April 17, 2024: American Journal of Epidemiology
https://read.qxmd.com/read/38634445/klf13-promotes-vsmcs-phenotypic-dedifferentiation-by-directly-binding-to-the-sm22%C3%AE-promoter
#4
REVIEW
Xiaofan Yuan, Chuan Jiang, Yuzhou Xue, Fuqiang Guo, Minghao Luo, Lei Guo, Yang Gao, Tongling Yuan, Hui Xu, Hong Chen
Krüppel-like factor 13 (KLF13), a zinc finger transcription factor, is considered as a potential regulator of cardiomyocyte differentiation and proliferation during heart morphogenesis. However, its precise role in the dedifferentiation of vascular smooth muscle cells (VSMCs) during atherosclerosis and neointimal formation after injury remains poorly understood. In this study, we investigated the relationship between KLF13 and SM22α expression in normal and atherosclerotic plaques by bioanalysis, and observed a significant increase in KLF13 levels in the atherosclerotic plaques of both human patients and ApoE-/- mice...
April 18, 2024: Journal of Cellular Physiology
https://read.qxmd.com/read/38634425/identifying-pregnant-patients-with-suspected-intimate-partner-violence
#5
JOURNAL ARTICLE
Maggie McGing, Matthew Ashbrook, Vincent Cheng, Koji Matsuo, Morgan Schellenberg, Matthew Martin, Kenji Inaba, Kazuhide Matsushima
INTRODUCTION: Intimate partner violence (IPV) is the leading cause of death in pregnant women. Although it can be difficult to identify patients experiencing IPV, injuries to the head, neck, or face due to an assault are known to correlate with intentional injury. The objective of this study is to assess the contemporary burden of IPV in pregnancy and describe the patient characteristics. METHODS: The National Inpatient Sample was queried for all pregnant women between January 2016 and December 2019...
April 18, 2024: American Surgeon
https://read.qxmd.com/read/38634300/interface-engineering-of-substrate-integrated-single-crystal-perovskite-wafers-for-sensitive-x-ray-detection
#6
JOURNAL ARTICLE
Xiaomei Jiang, Shengdan Xie, Xing Xiao, Yue Zhao, Zhaolai Chen
Metal halide perovskite single crystals are emerging candidates for X-ray detection, however, it is challenging for growth of thickness-controlled single-crystal wafer on commercial backplanes, limiting their practical imaging application. Herein, integration of micrometer-thick methylammonium lead triiodide (MAPbI3 ) single-crystal wafer on indium tin oxide (ITO) substrates by methylamine (MA)-induced interface recrystallization is reported. Through selection of hole transport material with rich functional group, intimate interface contact with low trap density can be achieved, leading to superior carrier transport properties and homogeneous photoresponse...
April 18, 2024: Small Methods
https://read.qxmd.com/read/38633923/iatrogenic-venous-compression-syndrome-following-bilateral-hip-arthroplasty-a-unique-case-of-bilateral-femoral-vein-compression-in-a-patient-with-may-thurner-syndrome
#7
Roel Meeus, John S Christian, Nele Meeus, M Akram Khan
Iatrogenic venous compression syndrome is defined by extrinsic vein compression due to medical hardware, particularly relevant after joint replacement surgeries. Inserting medical hardware can lead to immediate risks such as deep vein thrombosis and pulmonary embolisms due to local tissue inflammation. The long-term issues include venous insufficiency due to chronic vessel irritation, subsequently causing intimal proliferation and thickening. Despite the existing knowledge of venous compression syndromes, iatrogenic cases are severely underreported...
March 2024: Curēus
https://read.qxmd.com/read/38633145/occurrences-of-avian-encephalomyelitis-virus-in-naturally-infected-chicks-in-saudi-arabia-s-eastern-province
#8
JOURNAL ARTICLE
Mohammed A Al-Hammadi, Mohammed Al-Rasheed
BACKGROUND: A neurological infectious viral disease, avian encephalomyelitis was initially discovered in 2-week-old commercial chicks in 1930 and classified as a neurotropic viral disease. AIM: A neurological outbreak caused by avian encephalomyelitis virus (AEV) in young chicks was first reported in Al-Ahsa in the Kingdom of Saudi Arabia (KSA) in 2010. The aim of this article is to examine the AEV in KSA, Al-Ahsa Province. METHODS: Gizzard, proventriculus, cerebrum, cerebellum, and medulla oblongata tissue samples were collected from infected chicks for histopathology test and molecular identification...
January 2024: Open Veterinary Journal
https://read.qxmd.com/read/38632805/topological-kolmogorov-complexity-and-the-berezinskii-kosterlitz-thouless-mechanism
#9
JOURNAL ARTICLE
Vittorio Vitale, Tiago Mendes-Santos, Alex Rodriguez, Marcello Dalmonte
Topology plays a fundamental role in our understanding of many-body physics, from vortices and solitons in classical field theory to phases and excitations in quantum matter. Topological phenomena are intimately connected to the distribution of information content that, differently from ordinary matter, is now governed by nonlocal degrees of freedom. However, a precise characterization of how topological effects govern the complexity of a many-body state, i.e., its partition function, is presently unclear. In this paper, we show how topology and complexity are directly intertwined concepts in the context of classical statistical mechanics...
March 2024: Physical Review. E
https://read.qxmd.com/read/38632366/a-para-to-meta-isomerization-of-phenols
#10
JOURNAL ARTICLE
Simon Edelmann, Jean-Philip Lumb
Phenols and their derivatives are ubiquitous in nature and critically important industrial chemicals. Their properties are intimately linked to the relative substitution pattern of the aromatic ring, reflecting well-known electronic effects of the OH group. Because of these ortho-, para-directing effects, meta-substituted phenols have historically been more difficult to synthesize. Here we describe a procedure to transpose phenols that hinges on a regioselective diazotization of the corresponding ortho-quinone...
April 17, 2024: Nature Chemistry
https://read.qxmd.com/read/38632318/frizzled-receptors-fzds-in-wnt-signaling-potential-therapeutic-targets-for-human-cancers
#11
REVIEW
Hui-Yu Liu, Xiao-Jiao Sun, Si-Yu Xiu, Xiang-Yu Zhang, Zhi-Qi Wang, Yan-Lun Gu, Chu-Xiao Yi, Jun-Yan Liu, Yu-Song Dai, Xia Yuan, Hua-Peng Liao, Zhen-Ming Liu, Xiao-Cong Pang, Tian-Cheng Li
Frizzled receptors (FZDs) are key contributors intrinsic to the Wnt signaling pathway, activation of FZDs triggering the Wnt signaling cascade is frequently observed in human tumors and intimately associated with an aggressive carcinoma phenotype. It has been shown that the abnormal expression of FZD receptors contributes to the manifestation of malignant characteristics in human tumors such as enhanced cell proliferation, metastasis, chemotherapy resistance as well as the acquisition of cancer stemness. Given the essential roles of FZD receptors in the Wnt signaling in human tumors, this review aims to consolidate the prevailing knowledge on the specific status of FZD receptors (FZD1-10) and elucidate their respective functions in tumor progression...
April 17, 2024: Acta Pharmacologica Sinica
https://read.qxmd.com/read/38631407/urotensin-ii-receptor-deficiency-ameliorates-ligation-induced-carotid-intimal-hyperplasia-partially-through-the-rhoa-yap1-pathway
#12
JOURNAL ARTICLE
Panpan Wei, Kangli Tian, Haole Liu, Kexin Li, Naqash Alam, Daxin Cheng, Meng Li, Xue He, Jia Guo, Rong Wang, Weirong Wang, Liang Bai, Enqi Liu, Baohui Xu, Yankui Li, Sihai Zhao
Intimal hyperplasia (IH) is a common pathological feature of vascular proliferative diseases, such as atherosclerosis and restenosis after angioplasty. Urotensin II (UII) and its receptor (UTR) are widely expressed in cardiovascular tissues. However, it remains unclear whether the UII/UTR system is involved in IH. Right unilateral common carotid artery ligation was performed and maintained for 21 days to induce IH in UTR knockout (UTR-/- ) and wild-type (WT) mice. Histological analysis revealed that compared with WT mice, UTR-deficient mice exhibited a decreased neointimal area, angiostenosis and intima-media ratio...
April 15, 2024: Biochimica et Biophysica Acta. Molecular Basis of Disease
https://read.qxmd.com/read/38631220/angiogenesis-related-immune-response-may-be-the-prelude-to-the-syndesmophyte-formation-in-ankylosing-spondylitis
#13
JOURNAL ARTICLE
Chunmei Cai, Yuye Huang, Liyan Li, Kai Kei Miu, Zhangting Wang, Yujie Deng, Yanzhen Cai, Jinxiu Li, Liang Wu, Hepeng Zhu, Yang Gao, Jun Chen, Wende Xiao, Li Lu
BACKGROUND: Ankylosing spondylitis (AS) is a chronic autoimmune arthritis that mainly affects spine joints. To date, the pathogenesis of AS remains unclear, although immune cells and innate immune response cytokines have been suggested to be crucial players. METHODS: By adopting a single-cell RNA sequencing approach in the AS cynomolgus model, we profiled and characterized PBMC proportions along disease progression. RESULTS: Here, our primary focus was on the activation of an immune cascade-initiating lymphocyte subtype known as CD4+ CXCR5+ T follicular helper (Tfh) cells...
April 16, 2024: International Immunopharmacology
https://read.qxmd.com/read/38631018/endobronchial-ultrasound-guided-cryobiopsy-of-pulmonary-artery-intimal-sarcoma
#14
JOURNAL ARTICLE
Simone Petrarulo, Claudia Ravaglia, Arianna Johanna De Grauw, Stefano Oldani, Suman Paul, Alessandra Dubini, Sara Piciucchi, Venerino Poletti
No abstract text is available yet for this article.
April 17, 2024: American Journal of Respiratory and Critical Care Medicine
https://read.qxmd.com/read/38630636/unheard-voices-of-lgb-people-in-t%C3%A3-rkiye-on-lgb-specific-experiences-of-intimate-partner-violence-a-qualitative-analysis
#15
JOURNAL ARTICLE
Esra Ummak, Ezgi Toplu Demirtaş, Hande Özkan
Drawing upon in-depth, semistructured interviews with 26 LGB participants, we explored how LGB individuals experience IPV uniquely in Türkiye. Conducting thematic analysis, we generated four themes: (a) invalidation of sexual identity, (b) controlling sexuality and sexual behaviors, (c) disclosure of sexual orientation, and (d) binegativity. The analysis emphasizes LGB-specific power dynamics influencing IPV. A discussion is provided regarding the extent to which these four themes are specific to IPV in LGB relationships...
April 17, 2024: Violence Against Women
https://read.qxmd.com/read/38630628/selenium-doped-sulfurized-polyacrylonitrile-hybrid-cathodes-with-ultrahigh-sulfur-content-for-high-performance-solid-state-lithium-sulfur-batteries
#16
JOURNAL ARTICLE
Shaobo Ma, Zhenjiang Yu, Liguang Wang, Pengjian Zuo
The solid-state lithium sulfur battery (SSLSB) is an attractive next-generation energy storage system by reason of its remarkably high energy density and safety. However, the SSLSB still faces critical challenges, such as sluggish reaction kinetics, mismatched interface, and undesirable reversible capacity. Herein, a high-performance SSLSB is reported using sulfurized polyacrylonitrile with rich selenium-doped sulfur (Se/S-S@pPAN) as a cathode and poly(ethylene oxide)/Li7 La3 Zr1.4 Ta0.6 O12 (PEO-LLZTO) as an electrolyte...
April 17, 2024: Langmuir: the ACS Journal of Surfaces and Colloids
https://read.qxmd.com/read/38629804/judicial-actors-understanding-of-the-mental-health-impacts-of-intimate-partner-violence-a-scoping-review
#17
REVIEW
Susan Lynn Heward-Belle, Parveen Azam Ali, Julieta Marotta, Debbie Hager, Michaela Rogers, Lynette Stevenson
Intimate partner violence (IPV) is a global public health issue that has grave physical and mental health consequences for millions of women. The judicial system plays a critical role in responding to IPV principally through the criminal justice system, family law, and/or child welfare jurisdictions. However, victims/survivors who interact with the legal system report negative experiences. An under-researched area of scholarship is the degree to which judicial actors understand the mental health impacts of IPV on victims/survivors and how they apply that knowledge in practice...
April 17, 2024: Trauma, Violence & Abuse
https://read.qxmd.com/read/38629700/both-hostile-and-benevolent-sexism-predict-men-s-infidelity
#18
JOURNAL ARTICLE
Qianying Huang, Xijing Wang, Fei Teng
Infidelity has destructive effects on romantic relationships. Several idiographic characteristics or experiences in an intimate relationship have been linked to unfaithfulness. Yet, relatively little research has been paid to investigate how sexist beliefs might sabotage relationships by incurring infidelity. The present research examined the association between men's ambivalent sexism - hostile sexism and benevolent sexism - and men's infidelity as well as women's perception of the likelihood of men's infidelity...
April 17, 2024: Journal of Sex Research
https://read.qxmd.com/read/38629688/-it-spread-like-wildfire-as-these-things-do-exploring-mechanisms-of-harm-in-young-norwegians-experiences-of-image-based-sexual-abuse
#19
JOURNAL ARTICLE
Stine Nygård, Ingela Lundin Kvalem, Bente Træen
It is widely reported that image-based sexual abuse (IBSA) victimization is linked to a wide range of detrimental outcomes, including anxiety, depression, and suicidal ideation. However, knowledge about what shapes victims' experiences remains limited. To explore underlying mechanisms of harm in IBSA incidents, the present study drew on the concept of appraisal to elucidate the various meanings that victims attach to IBSA. For this purpose, we carried out a reflexive thematic analysis of 20 individual in-depth interviews with young male and female victims (ages 16-26) of IBSA...
April 17, 2024: Journal of Sex Research
https://read.qxmd.com/read/38629622/intimate-partner-violence-and-antenatal-depression-among-underserved-pregnant-women
#20
JOURNAL ARTICLE
Xingpei Zhao, Jihong Liu, Monique J Brown, Kimberly Alston
Introduction: Few studies have examined the associations of intimate partner violence (IPV) exposure during pregnancy and types of IPV with antenatal depression among underserved pregnant women. Methods: Data came from participants from a Healthy Start program in South Carolina between 2015 and 2019 ( n = 1,629). The first two questions in the Woman Abuse Screening Tool (WAST) were used to measure IPV exposure, that is, having a problematic relationship with their partner. Those who had IPV exposure were assessed with six additional questions of the WAST...
April 17, 2024: Journal of Women's Health
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