Abstracts tagged "Cell Death"

Abstract Number: 0142 • ACR Convergence 2022
A Systemic Autoinflammatory Syndrome Caused by NEMO Exon 5 Skipping
Bin Lin¹, Adriana Almeida de Jesus², Eric Karlins¹, Dana Kahle¹, Sophia Park³, Andre Rastegar¹, Jacob Mitchell⁴, sofia Torregiani¹, Farzana Bhuyan⁵, Sara Alehashemi⁶, Kader Cetin Gedik⁷, Kat Uss⁸, Eric Hanson⁹, Amer Khojah¹⁰, Eveline Wu¹¹, Christiaan Scott¹², Timothy Ronan Leahy¹³, Emma J. MacDermott¹³, Orla G. Killeen¹³, Chyi-Chia Richard Lee¹⁴, Thaschawee Arkachaisri¹⁵, Zoran Gucev¹⁶, Kathryn Cook¹⁷, Vafa Mammadova¹⁸, Gulnara Nasrullayeva¹⁸, Mariana Correia Marques¹⁹, Abigail Bosk²⁰, Seza Ozen²¹, Abigail Lang²², Brian Nolan²³, Scott Canna²⁴, Maude Tusseau²⁵, Emilie Chopin²⁵, Guilaine Boursier²⁶, Danielle Fink²⁷, Douglas Kuhns²⁷, Clifton Dalgard²⁸, Alexandre Belot²⁹, Timothy Moran³⁰, Andrew Oler³ and Raphaela Goldbach-Mansky³¹, ¹NIH, Bethesda, MD, ²NIAID, NIH, Silver Spring, MD, ³NIAID, Bethesda, MD, ⁴NIAID NIH, Bethesda, MD, ⁵National Institutes of Health, Bethesda, MD, ⁶NIH/NIAID/TADS, Clarksville, MD, ⁷Translational Autoinflammatory Diseases Section (TADS)/NIAID/NIH, Bethesda, MD, ⁸National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD, ⁹Indiana University School of Medicine, Indianapolis, IN, ¹⁰Umm Al-Qura University, Makkah, Saudi Arabia, ¹¹University of North Carolina, Chapel Hill, NC, ¹²University of Cape Town, Red Cross War Memorial Children's Hospital, Cape Town, South Africa, ¹³CHI at Crumlin, Dublin, Ireland, ¹⁴National Cancer Institute, National Institutes of Health, Bethesda, MD, ¹⁵KK Women's and Children's Hospital, SingHealth, Singapore, Singapore, ¹⁶University Children's Hospital, Medical Faculty Skopje, Skopje, Macedonia, ¹⁷Akron Children's Hospital, Akron, OH, ¹⁸Azerbaijan Medical University, Baku, Azerbaijan, ¹⁹National Institute of Arthritis and Musculoskeletal and Skin Diseases / Children`s National Hospital, Bethesda, MD, ²⁰Children's National Hospital, Washington, DC, ²¹Hacettepe University Faculty of Medicine, Ankara, Turkey, ²²Lurie Children's Hospital, Chicago, IL, ²³Ann & Robert H. Lurie Children's Hospital, Chicago, IL, ²⁴Children's Hospital of Philadelphia, Philadelphia, PA, ²⁵Service de Néphrologie, Rhumatologie, Dermatologie Pédiatriques, Centre de Référence des Rhumatismes Inflammatoires et Maladies Auto-Immunes Rares de l'Enfant (RAISE), Hôpital Femme-Mère-Enfant, Hospices Civils de Lyon, Bron, France, ²⁶Laboratoire de Génétique des Maladies Rares et Autoinflammatoires, Département de Génétique Médicale, Maladies Rares et Médecine Personnalisée, CEREMAIA, CHU de Montpellier, Univ Montpellier, Montpellier, France, ²⁷National Institute of Allergy and Infectious Diseases, National Institutes of Health, Frederick, MD, ²⁸The American Genome Center, Uniformed Services University of the Health Sciences, Bethesda, MD, ²⁹Hospices Civils de Lyon, Collonges au mont d'or, France, ³⁰University of North Carolina School of Medicine, Chapel Hill, NC, ³¹NIH/NIAID, Potomac, MD
Background/Purpose: NF-kB essential modulator (NEMO, encoded by IKBKG) is an essential gene in immune response, development, and cell death regulation. Mutations in NEMO have been…
Abstract Number: 0611 • ACR Convergence 2022
Proteomics Reveals Dysregulated Molecular Mechanisms of Cell Death in Neutrophils in Rheumatoid Arthritis
Jennifer Amsler¹, Constance Beaudouin², Morgane LeGall³, Géraldine Falgarone⁴, François Rannou⁵, Léa Tourneur³ and Véronique Witko-Sarsat³, ¹Institute Cochin, Schoenenwerd, Switzerland, ²Hôpital Privé de Provence, Aix-en-Provence, France, ³Institute Cochin, Paris, France, ⁴Hôpital Avicenne, Paris, France, ⁵Hôpital Cochin, Paris, France
Background/Purpose: Favoring apoptosis of neutrophils infiltrating the joints of patients suffering from rheumatoid arthritis (RA) and perpetuating inflammation has recently been discussed as an alternative…
Abstract Number: 0615 • ACR Convergence 2022
Semaphorin 5A Suppresses Ferroptosis Through Activation of PI3K-AKT-mTOR Signaling in Rheumatoid Arthritis
Qi Cheng, Mo chen, Mengdan Liu, Xin chen, Huaxiang Wu and Yan Du, The Second Affiliated Hospital Of Zhejiang University School Of Medicine, Hangzhou, China
Background/Purpose: Rheumatoid arthritis (RA) is a systemic autoimmune disease with synovial inflammation as the main pathological feature, and can eventually lead to irreversible joint or…
Abstract Number: 0630 • ACR Convergence 2022
Ferroptosis of CD163+ Tissue Infiltrating Macrophages in Lupus Nephritis
Qi Cheng, Huaxiang Wu and Yan Du, The Second Affiliated Hospital Of Zhejiang University School Of Medicine, Hangzhou, China
Background/Purpose: Lupus nephritis (LN) is one of the most common complications of systemic lupus erythematosus (SLE), with high morbidity and mortality. Despite a better understanding…
Abstract Number: 0653 • ACR Convergence 2022
JAK Inhibitors Counteract Cellular Toxicity of Hydroxychloroquine in Vitro
Hiroshi Kajiyama¹, Yoshimi Aizaki², Hiroaki Yazawa³, Kazuhiro Yokota³, Yasuto Araki², Yuji Akiyama² and Toshihide Mimura⁴, ¹Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama Medical University, Yokohama, Japan, ²Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama Medical University, Iruma Saitama, Japan, ³Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama Medical University, Iruma Saitama, ⁴Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama Medical University, Saitama, Japan
Background/Purpose: Hydroxychloroquine (HCQ) is an anti-malarial medicine and an immunomodulator to treat autoimmune diseases such as systemic lupus erythematosus (SLE) and rheumatoid arthritis (RA). Clinical…
Abstract Number: 0694 • ACR Convergence 2021
Glucagon-like Peptide-1 Receptor Agonist Suppresses Muscle Fiber Necroptosis and Muscle Inflammation and Ameliorates Muscle Weakness in Experimental Polymyositis
Mari Kamiya¹, Fumitaka Mizoguchi¹, Hirokazu Sasaki², Natsuka Umezawa¹ and Shinsuke Yasuda³, ¹Department of Rheumatology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan, ²Department of Lifetime Clinical Immunology, Graduate School of Medical and Dental Science, Tokyo Medical and Dental University (TMDU), Tokyo, Japan, ³Tokyo Medical and Dental University (TMDU), Tokyo, Japan
Background/Purpose: While glucocorticoids (GC) are the cornerstone of the treatment for polymyositis (PM), GC-induced myopathy is inevitable, which deteriorates muscle weakness. Therefore, novel therapeutic strategy…
Abstract Number: 0975 • ACR Convergence 2020
Gasdermin D Modulates Murine Lupus and Its Associated Organ Damage
Xinghao Wang¹, Luz Blanco², Carmelo Carmona-Rivera³, Shuichiro Nakabo³, Hege Pedersen⁴, Zu-Xi Yu⁵ and Mariana Kaplan³, ¹National Institute of Arthritis and Musculoskeletal and Skin Diseases, Canton, MI, ²National Institute of Arthritis and Musculoskeletal and Skin Diseases, Centreville, ³National Institute of Arthritis and Musculoskeletal and Skin Diseases, Bethesda, MD, ⁴National Institute of Arthritis and Musculoskeletal and Skin Diseases, Bethesda, ⁵National Heart, Lung, and Blood Institute Pathology Core, Bethesda
Background/Purpose: Gasdermin D (GSDMD) is the key executioner of the inflammatory cell death mechanism pyroptosis. Recent reports have also implicated GSDMD in other mechanisms of…
Abstract Number: 1077 • ACR Convergence 2020
Glucagon-like Peptide-1 Receptor Agonist Suppresses Muscle Inflammation and Muscle Fiber Death, and Ameliorates Muscle Weakness in Experimental Polymyositis
Mari Kamiya¹, Seon Uk Kim², Jeong Yeon Kim³, Shinsuke Yasuda⁴, Eun Young Lee⁵ and Fumitaka Mizoguchi¹, ¹Department of Rheumatology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Japan, ²Department of Molecular Medicine and Biopharmaceutical Sciences, Graduate School of Convergence Science and Technology, Seoul National University, Jongno-gu, Seoul, Republic of Korea, ³Division of Rheumatology, Department of Internal Medicine, Seoul National University College of Medicine, Seoul, ⁴Department of Rheumatology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Tokyo, Tokyo, Japan, ⁵Division of Rheumatology, Department of Internal Medicine, Seoul National University College of Medicine, Seoul, Republic of Korea
Background/Purpose: Glucocorticoids (GC) are the cornerstone of the treatment for polymyositis (PM). However, the treatment with GC causes GC-induced myopathy, which further deteriorates the muscle…
Abstract Number: 1532 • ACR Convergence 2020
The Non-psychotropic Phytocannabinoids Cannabigerol and Tetrahydrocannabinolic Acid Inhibit Rheumatoid Arthritis Synovial Fibroblast Function by Targeting the Wasabi Receptor TRPA1
Torsten Lowin¹, Matthias Schneider² and Georg Pongratz³, ¹Department of Rheumatology and Hiller Research Unit Rheumatology, Heinrich Heine University, Duesseldorf, Germany, Düsseldorf, Germany, ²Department of Rheumatology and Hiller Research Unit Rheumatology, Heinrich Heine University, Duesseldorf, Germany, Duesseldorf, Germany, ³Department of Rheumatology and Hiller Research Unit Rheumatology, Heinrich Heine University, Duesseldorf, Germany, D�sseldorf, Germany
Background/Purpose: While medical cannabis is available for german patients since 2017, its use to alleviate symptoms of rheumatic diseases is not recommended due to a…
Abstract Number: 1950 • ACR Convergence 2020
Elevated Serum Gasdermin D N-terminal Implicates Macrophage Pyroptosis in Adult-onset Still’s Disease and Systemic Juvenile Idiopathic Arthritis
Hideto Nagai¹, Yohei Kirino², Hiroto Nakano³, Yosuke Kunishita¹ and Michael Ombrello⁴, ¹Yokohama City University Graduate School of Medicine, Yokohama, Kanagawa, Japan, ²Yokohama City University Graduate School of Medicine, Yokohama, Japan, ³NIAMS, NIH, Bethesda, ⁴Translational Genetics and Genomics Unit, NIAMS, NIH, Bethesda, MD
Background/Purpose: Elevation of serum IL-18 in adult-onset Still's disease (AOSD) and systemic juvenile idiopathic arthritis (sJIA) suggests involvement of one or more inflammasome in these…