Iron is a critical element for living cells in terrestrial life. Although iron metabolism is strictly controlled in the body, disturbance of iron homeostasis under certain type of condition leads to innate and adaptive immune response. In innate immunity, iron regulates macrophage polarizations, neutrophils recruitment, and NK cells activity. In adaptive immunity, iron had an effect on the activation and differentiation of Th1, Th2, and Th17 and CTL, and antibody response in B cells. In this review, we focused on iron and immune regulation and listed the specific role of iron in macrophage polarization, T-cell activation, and B-cells antibody response. In addition, correlations between iron and several diseases such as cancer and aging degenerative diseases and some therapeutic strategies targeting those diseases are also discussed.
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http://dx.doi.org/10.3389/fimmu.2022.816282 | DOI Listing |
Biol Trace Elem Res
December 2024
Department of Respiratory and Critical Care Medicine, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Previous studies have proved trace mineral disorders to be related to changes in oxidative stress, inflammatory state, and immune response in asthmatics. However, there is a scarcity of studies that examine the correlation between copper intake with mortality in asthmatic people. The aim of this research was to investigate the effect of copper intake on the asthmatic population's mortality.
View Article and Find Full Text PDFBackground: Recent biomedical research has shown the unusual, multisystem effects of coronavirus disease 2019 in humans. One specific sequela of a primary severe acute respiratory syndrome coronavirus 2 infection is the reactivation of latent viruses in various tissues, such as Epstein-Barr virus. Epstein-Barr virus has been identified in many inflammatory gastrointestinal lesions, such as microscopic gastritides and colitides.
View Article and Find Full Text PDFJ Transl Med
December 2024
Department of Cardiovascular Surgery, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao, 266021, China.
The identification of ferroptosis represents a pivotal advancement in the field of cell death research, revealing an entirely novel mechanism of cellular demise and offering new insights into the initiation, progression, and therapeutic management of various diseases. Ferroptosis is predominantly induced by intracellular iron accumulation, lipid peroxidation, or impairments in the antioxidant defense system, culminating in membrane rupture and consequent cell death. Studies have associated ferroptosis with a wide range of diseases, and by enhancing our comprehension of its underlying mechanisms, we can formulate innovative therapeutic strategies, thereby providing renewed hope for patients.
View Article and Find Full Text PDFZhonghua Yu Fang Yi Xue Za Zhi
December 2024
Department of prosthodontics, The Affiliated Hospital of Qingdao University, Qingdao266003, China School of Stomatology, Qingdao University, Qingdao266023, China.
To analyze the effect of Iron deficiency anemia (IDA) and Black stain (BS) on the microbial community of dental plaque. A total of 136 preschool children aged 3 to 6 years old from 12 kindergartens in Shinan District and Shibei District of Qingdao City were investigated by using a cluster sampling method from April to May 2019. They were divided into two groups based on oral examination: the early childhood caries (ECC) group and the caries-free (CF) group.
View Article and Find Full Text PDFPhysiol Plant
December 2024
Department of Animal Biology, Plant Biology and Ecology; Plant Physiology Lab, Universitat Autònoma de Barcelona, Barcelona, Spain.
Carbonic anhydrases (CAs) are the main enzymes handling bicarbonate in the different cell compartments. This study analyses the expression of CAs in roots of Arabidopsis thaliana demes differing in tolerance to bicarbonate: the tolerant A1 deme and the sensitive deme, T6. Exposure to 10 mM NaCl caused a transient depolarization of the root cell membranes, and in contrast, the supply of 10 mM NaHCO caused hyperpolarization.
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