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Yvette Wooff et al.
Frontiers in cellular neuroscience, 14, 160-160 (2020-07-17)
Photoreceptor cell death and inflammation are known to occur progressively in retinal degenerative diseases such as age-related macular degeneration (AMD). However, the molecular mechanisms underlying these biological processes are largely unknown. Extracellular vesicles (EV) are essential mediators of cell-to-cell communication...
Jian Lu et al.
Advanced science (Weinheim, Baden-Wurttemberg, Germany), 6(23), 1802219-1802219 (2019-12-14)
T cells secrete bioactive extracellular vesicles (EVs), but the potential biological effects of CD4+ T cell EVs are not clear. The main purpose of this study is to investigate the effects of CD4+ T cell-derived EVs on B cell responses...
Jun Jin et al.
Science advances, 6(17), eaba1808-eaba1808 (2020-06-05)
T cell differentiation involves the dynamic regulation of FOXO1 expression, which rapidly declines after activation and is subsequently restored. Reexpression is impaired in naïve CD4+ T cell responses from older individuals. Here, we show that FOXO1 promotes lysosome function through...
Animesh Chowdhury et al.
Cell biochemistry and function, 33(7), 463-477 (2015-10-22)
During remodelling of pulmonary artery, marked proliferation of pulmonary artery smooth muscle cells (PASMCs) occurs, which contributes to pulmonary hypertension. Thromboxane A2 (TxA2) has been shown to produce pulmonary hypertension. The present study investigates the inhibitory effect of epigallocatechin-3-gallate (EGCG)...
Kei Takano et al.
The Journal of dermatology, 47(3), 265-276 (2020-01-10)
The content and distribution of melanin in the epidermis determines the wide variety of skin colors associated with ethnic/racial diversity. Although it was previously reported that qualitative changes in keratinocyte-derived exosomes regulate melanocyte pigmentation in vitro, their practical involvement, especially...
Hironori Yoshino et al.
Journal of radiation research, 58(5), 626-635 (2017-04-04)
Toll-like receptors (TLRs) are pattern recognition receptors that recognize pathogen-associated molecular patterns and are indispensable for antibacterial and antiviral immunity. Our previous report showed that ionizing radiation increases the cell surface expressions of TLR2 and TLR4 and enhances their responses...
Qingju Li et al.
Science translational medicine, 13(584) (2021-03-12)
Stem cell-derived small extracellular vesicles (sEVs) promote angiogenesis after myocardial infarction (MI). However, the components of sEVs that contribute to these effects and the safety and efficiency of engineered sEV treatment for MI remain unresolved. Here, we observed improved cardiac...
Keiichi Ohshima et al.
Proteomics, 14(20), 2297-2306 (2014-07-30)
Exosomes are small vesicles secreted from cells that transport their embedded molecules through bidirectional exocytosis- and endocytosis-like pathways. Expression patterns of exosomal molecules such as proteins and RNAs can be indicative of cell type since their signature is thought to...
Lixia Bai et al.
Biochemical pharmacology, 169, 113619-113619 (2019-08-30)
Immunoglobulin A nephropathy (IgAN) is an autoimmune kidney disease with complex pathogenesis leading to end-stage renal damage. The prime pathological characteristics of IgAN are IgA immune complexes deposition accompany with mesangial cell proliferation and urine protein elevation. Artemisinin (ART) is...
Hiroyuki Nakamura et al.
Journal of cellular biochemistry, 116(9), 1898-1907 (2015-02-27)
We examined the effect of the cellular sphingolipid level on the release of arachidonic acid (AA) and the activity of secretory phospholipase A2 (sPLA2 ) using two Chinese hamster ovary (CHO)-K1 cell mutants, LY-B and LY-A cells, deficient in sphingolipid...
Fabio Morandi et al.
Cells, 9(9) (2020-09-24)
The immunoprivilege status characteristic of human amnion epithelial cells (hAECs) has been recently highlighted in the context of xenogenic transplantation. However, the mechanism(s) involved in such regulatory functions have been so far only partially been clarified. Here, we have analyzed...
Susmita Mondal et al.
Molecular cancer, 9, 239-239 (2010-09-15)
Ceramide is an important second messenger that has diverse cellular and biological effect. It is a specific and potent inducer of apoptosis and suppressor of cell growth. In leukemia, chemoresistance generally developed due to deregulated ceramide metabolism. In combinatorial treatment...
Tsui-Hwa Tseng et al.
Journal of biomedical science, 21, 61-61 (2014-07-07)
Caffeic acid phenethyl ester (CAPE), a component of propolis, is reported to possess anti-inflammatory, anti-bacterial, anti-viral, and anti-tumor activities. Previously, our laboratory demonstrated the in vitro and in vivo bioactivity of CAPE and addressed the role of p53 and the...
Jie Zeng et al.
Journal of cellular and molecular medicine, 24(13), 7590-7599 (2020-05-20)
Kaempferol (kaem) is a dietary flavonoid found in a variety of fruits and vegetables. The inhibitory effects of kaem on primary tumour growth have been extensively investigated; however, its effects on tumour metastasis are largely unknown. In the present study...
Limin Chen et al.
PloS one, 9(7), e103033-e103033 (2014-07-23)
The M2 subtype Acute Myeloid Leukemia (AML-M2) with t(8;21) represents an unmet challenge because of poor clinical outcomes in a sizable portion of patients. In this study,we report that FTY720 (Fingolimod), a sphingosine analogue and an FDA approved drug for...
Yue Li et al.
Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie, 129, 110489-110489 (2020-08-10)
Liver injury is a common complication of severe heat stroke (HS). Extracellular vesicles (EVs) are part of a novel pathway mediating intercellular communication. Whether EVs are involved in the pathogenesis underlying HS-induced liver injury remains unknown. Here, we explored the...
Paula García-Huerta et al.
Acta neuropathologica, 140(5), 737-764 (2020-07-10)
Impaired neuronal proteostasis is a salient feature of many neurodegenerative diseases, highlighting alterations in the function of the endoplasmic reticulum (ER). We previously reported that targeting the transcription factor XBP1, a key mediator of the ER stress response, delays disease...
Xiao Chen et al.
Journal of neuroinflammation, 17(1), 209-209 (2020-07-16)
Microglial activation-mediated neuroinflammation is a major contributor to early brain injury (EBI) after subarachnoid hemorrhage (SAH). MicroRNA-124 (miR-124) is the most abundant miRNAs in the central nervous system (CNS) and plays a vital role in microglial activation by targeting protein...
Haiyang Xu et al.
Stem cell research & therapy, 10(1), 381-381 (2019-12-18)
Mesenchymal stem cells (MSCs) play a significant role in cancer initiation and metastasis, sometimes by releasing exosomes that mediate cell communication by delivering microRNAs (miRNAs). This study aimed to investigate the effects of exosomal miR-133b derived from MSCs on glioma...
Caitlin W Brown et al.
Developmental cell, 51(5), 575-586 (2019-11-19)
Ferroptosis, regulated cell death characterized by the iron-dependent accumulation of lethal lipid reactive oxygen species, contributes to tissue homeostasis and numerous pathologies, and it may be exploited for therapy. Cells differ in their sensitivity to ferroptosis, however, and a key...
Kelly S Schweitzer et al.
American journal of physiology. Lung cellular and molecular physiology, 309(2), L175-L187 (2015-05-17)
The increased use of inhaled nicotine via e-cigarettes has unknown risks to lung health. Having previously shown that cigarette smoke (CS) extract disrupts the lung microvasculature barrier function by endothelial cell activation and cytoskeletal rearrangement, we investigated the contribution of...
Jie Yang et al.
American journal of translational research, 9(12), 5375-5387 (2018-01-10)
Telocytes are novel cells that have been documented in the interstitium of multiple organs; however, their role in the heart remains unclear. This study aimed to identify cardiac telocytes by their morphological and molecular features and investigate whether their exosomes...
J J Gills et al.
Cell death & disease, 3, e340-e340 (2012-07-06)
Anticancer phospholipids that inhibit Akt such as the alkylphospholipid perifosine (Per) and phosphatidylinositol ether lipid analogs (PIAs) promote cellular detachment and apoptosis and have a similar cytotoxicity profile against cancer cell lines in the NCI60 panel. While investigating the mechanism...
Faisal Thayyullathil et al.
Cell death & disease, 12(1), 26-26 (2021-01-09)
Ferroptosis is a type of regulated cell death characterized by ROS accumulation and devastating lipid peroxidation (LPO). The role of acid sphingomyelinase (ASM), a key enzyme in sphingolipid metabolism, in the induction of apoptosis has been studied; however, to date...
Jinglou Chen et al.
Toxicology and applied pharmacology, 411, 115384-115384 (2020-12-29)
Benign prostatic hyperplasia (BPH) is an age-related disease in men. Mesenchymal /stromal and epithelial cells interactions are essential to prostate functions. In this study, human nonmalignant prostate epithelial RWPE-1 cells were cocultured with testosterone (TE) -exposed prostate stromal fibroblasts WPMY-1...
Natalia Smolina et al.
Biochimica et biophysica acta. Molecular basis of disease, 1866(6), 165745-165745 (2020-02-28)
Desmin, being a major intermediate filament of muscle cells, contributes to stabilization and positioning of mitochondria. Desmin mutations have been reported in conjunction with skeletal myopathies accompanied by mitochondrial dysfunction. Depending on the ability to promote intracellular aggregates formation, mutations...
Yikun Jiang et al.
Frontiers in medicine, 7, 577578-577578 (2021-01-12)
Recent evidence has demonstrated that mesenchymal stem cells (MSCs) can release a large number of functionally specific microRNA (miRNA) microvesicles that play a role in promoting osteogenic differentiation, but the specific mechanism is not yet clear. Under such context, this...
Proteomic profiling reveals the transglutaminase-2 externalization pathway in kidneys after unilateral ureteric obstruction
Furini G, et al.
Journal of the American Society of Nephrology, 29(3), 880-905 (2018)
Xiaoyong Lei et al.
Islets, 5(1), 29-44 (2013-02-16)
β-cell apoptosis is a significant contributor to β-cell dysfunction in diabetes and ER stress is among the factors that contributes to β-cell death. We previously identified that the Ca²⁺-independent phospholipase A₂β (iPLA₂β), which in islets is localized in β-cells, participates...
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