BioFactors最新文献

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Limosilactobacillus reuteri DSM 17938 relieves inflammation, endoplasmic reticulum stress, and autophagy in hippocampus of western diet-fed rats by modulation of systemic inflammation. 通过调节全身炎症,Limosilactobacillus reuteri DSM 17938 可缓解西方饮食喂养大鼠海马的炎症、内质网应激和自噬。
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-27 DOI: 10.1002/biof.2082
Arianna Mazzoli, Maria Stefania Spagnuolo, Francesca De Palma, Natasha Petecca, Angela Di Porzio, Valentina Barrella, Antonio Dario Troise, Rosanna Culurciello, Sabrina De Pascale, Andrea Scaloni, Gianluigi Mauriello, Susanna Iossa, Luisa Cigliano
{"title":"Limosilactobacillus reuteri DSM 17938 relieves inflammation, endoplasmic reticulum stress, and autophagy in hippocampus of western diet-fed rats by modulation of systemic inflammation.","authors":"Arianna Mazzoli, Maria Stefania Spagnuolo, Francesca De Palma, Natasha Petecca, Angela Di Porzio, Valentina Barrella, Antonio Dario Troise, Rosanna Culurciello, Sabrina De Pascale, Andrea Scaloni, Gianluigi Mauriello, Susanna Iossa, Luisa Cigliano","doi":"10.1002/biof.2082","DOIUrl":"https://doi.org/10.1002/biof.2082","url":null,"abstract":"<p><p>The consumption of western diets, high in fats and sugars, is a crucial contributor to brain molecular alterations, cognitive dysfunction and neurodegenerative diseases. Therefore, a mandatory challenge is the individuation of strategies capable of preventing diet-induced impairment of brain physiology. A promising strategy might consist in the administration of probiotics that are known to influence brain function via the gut-brain axis. In this study, we explored whether Limosilactobacillus reuteri DSM 17938 (L. reuteri)-based approach can counteract diet-induced neuroinflammation, endoplasmic reticulum stress (ERS), and autophagy in hippocampus, an area involved in learning and memory, in rat fed a high fat and fructose diet. The western diet induced a microbiota reshaping, but L. reuteri neither modulated this change, nor the plasma levels of short-chain fatty acids. Interestingly, pro-inflammatory signaling pathway activation (increased NFkB phosphorylation, raised amounts of toll-like receptor-4, tumor necrosis factor-alpha, interleukin-6, GFAP, and Haptoglobin), as well as activation of ERS (increased PERK and eif2α phosphorylation, higher C/EBP-homologous protein amounts) and autophagy (increased beclin, P62-sequestosome-1, and LC3 II) was revealed in hippocampus of western diet fed rats. All these hippocampal alterations were prevented by L. reuteri administration, showing for the first time a neuroprotective role of this specific probiotic strain, mainly attributable to its ability to regulate western diet-induced metabolic endotoxemia and systemic inflammation, as decreased levels of lipopolysaccharide, plasma cytokines, and adipokines were also found. Therapeutic strategies based on the use of L. reuteri DSM17938 could be beneficial in reversing metabolic syndrome-mediated brain dysfunction and cognitive decline.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141155033","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Catechol-induced covalent modifications modulate the aggregation tendency of α-synuclein: An in-solution and in-silico study. 儿茶酚诱导的共价修饰可调节α-突触核蛋白的聚集趋势:溶液内和分子内研究
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-27 DOI: 10.1002/biof.2086
Ilenia Inciardi, Elena Rizzotto, Francesco Gregoris, Benedetta Fongaro, Alice Sosic, Giovanni Minervini, Patrizia Polverino de Laureto
{"title":"Catechol-induced covalent modifications modulate the aggregation tendency of α-synuclein: An in-solution and in-silico study.","authors":"Ilenia Inciardi, Elena Rizzotto, Francesco Gregoris, Benedetta Fongaro, Alice Sosic, Giovanni Minervini, Patrizia Polverino de Laureto","doi":"10.1002/biof.2086","DOIUrl":"https://doi.org/10.1002/biof.2086","url":null,"abstract":"<p><p>Parkinson's disease (PD) stands as a challenging neurodegenerative condition characterized by the emergence of Lewy Bodies (LBs), intracellular inclusions within dopaminergic neurons. These LBs harbor various proteins, prominently including α-Synuclein (Syn) aggregates, implicated in disease pathology. A promising avenue in PD treatment involves targeting Syn aggregation. Recent findings from our research have shown that 3,4-dihydroxyphenylacetic acid (DOPAC) and 3,4-dihydroxyphenylethanol (DOPET) possess the ability to impede the formation of Syn fibrils by disrupting the aggregation process. Notably, these compounds primarily engage in noncovalent interactions with the protein, leading to the formation of off-pathway oligomers that deter fibril growth. Through proteolysis studies and mass spectrometry (MS) analysis, we have identified potential covalent modifications of Syn in the presence of DOPAC, although the exact site remains elusive. Employing molecular dynamics simulations, we delved into how DOPAC-induced covalent alterations might affect the mechanism of Syn aggregation. Our findings indicate that the addition of a covalent adduct on certain residues enhances fibril flexibility without compromising its secondary structure stability. Furthermore, in the monomeric state, the modified residue fosters novel bonding interactions, thereby influencing long-range interactions between the N- and C-termini of the protein.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141155021","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nuclear receptor 4A1 (NR4A1) upregulated by n-butylidenephthalide via the mitogen-activated protein kinase (MAPK) pathway ameliorates drug-induced gingival enlargement. 正丁烯基苯酞通过丝裂原活化蛋白激酶(MAPK)途径上调的核受体 4A1 (NR4A1) 可改善药物诱发的牙龈增生。
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-22 DOI: 10.1002/biof.2077
Tomoya Ueda, Shinji Matsuda, Yurika Ninomiya, Fuminori Nakashima, Keisuke Yasuda, Daisuke Furutama, Takumi Memida, Tetsuya Yoshimoto, Mikihito Kajiya, Kouji Ohta, Kazuhisa Ouhara, Noriyoshi Mizuno
{"title":"Nuclear receptor 4A1 (NR4A1) upregulated by n-butylidenephthalide via the mitogen-activated protein kinase (MAPK) pathway ameliorates drug-induced gingival enlargement.","authors":"Tomoya Ueda, Shinji Matsuda, Yurika Ninomiya, Fuminori Nakashima, Keisuke Yasuda, Daisuke Furutama, Takumi Memida, Tetsuya Yoshimoto, Mikihito Kajiya, Kouji Ohta, Kazuhisa Ouhara, Noriyoshi Mizuno","doi":"10.1002/biof.2077","DOIUrl":"https://doi.org/10.1002/biof.2077","url":null,"abstract":"<p><p>Drug-induced gingival enlargement (DIGE) is a side effect of ciclosporin, calcium channel blockers, and phenytoin. DIGE is a serious disease that leads to masticatory and esthetic disorders, severe caries, and periodontitis but currently has no standard treatment. We recently reported that nuclear receptor 4A1 (NR4A1) is a potential therapeutic target for DIGE. This study aimed to evaluate the therapeutic effects of n-butylidenephthalide (BP), which increases the expression of NR4A1, on DIGE. In this study, NR4A1 mRNA expression was analyzed in the patients with periodontal disease (PD) and DIGE. We evaluated the effect of BP on NR4A1 expression in gingival fibroblasts and in a DIGE mouse model. RNA sequencing (RNA-seq) was conducted to identify the mechanisms by which BP increases NR4A1 expression. The results showed that NR4A1 mRNA expression in the patients with DIGE was significantly lower than the patients with PD. BP suppressed the upregulation of COL1A1 expression, which was upregulated by TGF-β. BP also ameliorated gingival overgrowth in DIGE mice and reduced Col1a1 and Pai1 expression. BP also decreased Il1β mRNA expression in gingival tissue in DIGE. RNA-seq results showed an increase in the expression of several genes related to mitogen-activated protein kinase including DUSP genes in gingival fibroblasts stimulated by BP. Treatment with ERK and JNK inhibitors suppressed the BP-induced increase in NR4A1 expression. In addition, BP promoted the phosphorylation of ERK in gingival fibroblasts. In conclusion, BP increases NR4A1 expression in gingival fibroblasts through ERK and JNK signaling, demonstrating its potential as a preventive and therapeutic agent against DIGE.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141080537","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cholecystokinin neurotransmission in the central nervous system: Insights into its role in health and disease. 胆囊收缩素在中枢神经系统中的神经传递:洞察胆囊收缩素在健康和疾病中的作用
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-22 DOI: 10.1002/biof.2081
Muhammad Asim, Huajie Wang, Abdul Waris, Gao Qianqian, Xi Chen
{"title":"Cholecystokinin neurotransmission in the central nervous system: Insights into its role in health and disease.","authors":"Muhammad Asim, Huajie Wang, Abdul Waris, Gao Qianqian, Xi Chen","doi":"10.1002/biof.2081","DOIUrl":"https://doi.org/10.1002/biof.2081","url":null,"abstract":"<p><p>Cholecystokinin (CCK) plays a key role in various brain functions, including both health and disease states. Despite the extensive research conducted on CCK, there remain several important questions regarding its specific role in the brain. As a result, the existing body of literature on the subject is complex and sometimes conflicting. The primary objective of this review article is to provide a comprehensive overview of recent advancements in understanding the central nervous system role of CCK, with a specific emphasis on elucidating CCK's mechanisms for neuroplasticity, exploring its interactions with other neurotransmitters, and discussing its significant involvement in neurological disorders. Studies demonstrate that CCK mediates both inhibitory long-term potentiation (iLTP) and excitatory long-term potentiation (eLTP) in the brain. Activation of the GPR173 receptor could facilitate iLTP, while the Cholecystokinin B receptor (CCKBR) facilitates eLTP. CCK receptors' expression on different neurons regulates activity, neurotransmitter release, and plasticity, emphasizing CCK's role in modulating brain function. Furthermore, CCK plays a pivotal role in modulating emotional states, Alzheimer's disease, addiction, schizophrenia, and epileptic conditions. Targeting CCK cell types and circuits holds promise as a therapeutic strategy for alleviating these brain disorders.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141080536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Angiopoietin-like protein 4 induces growth hormone variant secretion and aggravates insulin resistance during pregnancy, linking obesity to gestational diabetes mellitus. 血管生成素样蛋白 4 可诱导生长激素变异分泌并加剧孕期胰岛素抵抗,从而将肥胖与妊娠糖尿病联系起来。
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-17 DOI: 10.1002/biof.2076
Chun-Heng Kuo, Shu-Huei Wang, Hsien-Chia Juan, Szu-Chi Chen, Ching-Hua Kuo, Han-Chun Kuo, Shin-Yu Lin, Hung-Yuan Li
{"title":"Angiopoietin-like protein 4 induces growth hormone variant secretion and aggravates insulin resistance during pregnancy, linking obesity to gestational diabetes mellitus.","authors":"Chun-Heng Kuo, Shu-Huei Wang, Hsien-Chia Juan, Szu-Chi Chen, Ching-Hua Kuo, Han-Chun Kuo, Shin-Yu Lin, Hung-Yuan Li","doi":"10.1002/biof.2076","DOIUrl":"https://doi.org/10.1002/biof.2076","url":null,"abstract":"<p><p>Angiopoietin-like protein 4 (ANGPTL4) is a secretory glycoprotein involved in regulating glucose homeostasis in non-pregnant subjects. However, its role in glucose metabolism during pregnancy and the pathophysiology of gestational diabetes mellitus (GDM) remains elusive. Thus, this study aimed to clarify the relationship between ANGPTL4 and GDM and investigate the pathophysiology of placental ANGPTL4 in glucose metabolism. We investigated this issue using blood and placenta samples in 957 pregnant women, the human 3A-sub-E trophoblast cell line, and the L6 skeletal muscle cell line. We found that ANGPTL4 expression in the placenta was higher in obese pregnant women than in lean controls. Palmitic acid significantly induced ANGPTL4 expression in trophoblast cells in a dose-response manner. ANGPTL4 overexpression in trophoblast cells resulted in endoplasmic reticulum (ER) stress, which stimulated the expression and secretion of growth hormone-variant (GH2) but not human placental lactogen. In L6 skeletal muscle cells, soluble ANGPTL4 suppressed insulin-mediated glucose uptake through the epidermal growth factor receptor (EGFR)/extracellular signal-regulated kinases 1/2 (ERK 1/2) pathways. In pregnant women, plasma ANGPTL4 concentrations in the first trimester predicted the incidence of GDM and were positively associated with BMI, plasma triglyceride, and plasma GH2 in the first trimester. However, they were negatively associated with insulin sensitivity index ISI<sub>0,120</sub> in the second trimester. Overall, placental ANGPTL4 is induced by obesity and is involved in the pathophysiology of GDM via the induction of ER stress and GH2 secretion. Soluble ANGPTL4 can lead to insulin resistance in skeletal muscle cells and is an early biomarker for predicting GDM.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140955657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anticancer effect of minor phytocannabinoids in preclinical models of multiple myeloma. 轻微植物大麻素在多发性骨髓瘤临床前模型中的抗癌作用。
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-17 DOI: 10.1002/biof.2078
Cristina Aguzzi, Laura Zeppa, Maria Beatrice Morelli, Oliviero Marinelli, Martina Giangrossi, Consuelo Amantini, Giorgio Santoni, Hossain Sazzad, Massimo Nabissi
{"title":"Anticancer effect of minor phytocannabinoids in preclinical models of multiple myeloma.","authors":"Cristina Aguzzi, Laura Zeppa, Maria Beatrice Morelli, Oliviero Marinelli, Martina Giangrossi, Consuelo Amantini, Giorgio Santoni, Hossain Sazzad, Massimo Nabissi","doi":"10.1002/biof.2078","DOIUrl":"https://doi.org/10.1002/biof.2078","url":null,"abstract":"<p><p>Multiple myeloma (MM) is a blood cancer caused by uncontrolled growth of clonal plasmacells. Bone disease is responsible for the severe complications of MM and is caused by myeloma cells infiltrating the bone marrow and inducing osteoclast activation. To date, no treatment for MM is truly curative since patients relapse and become refractory to all drug classes. Cannabinoids are already used as palliative in cancer patients. Furthermore, their proper anticancer effect was demonstrated in many cancer models in vitro, in vivo, and in clinical trials. Anyway, few information was reported on the effect of cannabinoids on MM and no data has been provided on minor phytocannabinoids such as cannabigerol (CBG), cannabichromene (CBC), cannabinol (CBN), and cannabidivarin (CBDV). Scientific literature also reported cannabinoids beneficial effect against bone disease. Here, we examined the cytotoxic activity of CBG, CBC, CBN, and CBDV in vitro in MM cell lines, their effect in modulating MM cells invasion toward bone cells and the bone resorption. Subsequently, according to the in vitro results, we selected CBN for in vivo study in a MM xenograft mice model. Results showed that the phytocannabinoids inhibited MM cell growth and induced necrotic cell death. Moreover, the phytocannabinoids reduced the invasion of MM cells toward osteoblast cells and bone resorption in vitro. Lastly, CBN reduced in vivo tumor mass. Together, our results suggest that CBG, CBC, CBN, and CBDV can be promising anticancer agents for MM.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140955769","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Two peptides LLRLTDL and GYALPCDCL inhibit foam cell formation through activating PPAR-γ/LXR-α signaling pathway in oxLDL-treated RAW264.7 macrophages. LLRLTDL 和 GYALPCDCL 两种肽通过激活经 oxLDL 处理的 RAW264.7 巨噬细胞中的 PPAR-γ/LXR-α 信号通路,抑制泡沫细胞的形成。
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-17 DOI: 10.1002/biof.2075
Chathuri Kaushalya Marasinghe, Soon-Do Yoon, Jae-Young Je
{"title":"Two peptides LLRLTDL and GYALPCDCL inhibit foam cell formation through activating PPAR-γ/LXR-α signaling pathway in oxLDL-treated RAW264.7 macrophages.","authors":"Chathuri Kaushalya Marasinghe, Soon-Do Yoon, Jae-Young Je","doi":"10.1002/biof.2075","DOIUrl":"https://doi.org/10.1002/biof.2075","url":null,"abstract":"<p><p>Foam cell formation plays a pivotal role in atherosclerosis-associated cardiovascular diseases. Bioactive peptides generated from marine sources have been found to provide multifunctional health advantages. In the present study, we investigated the anti-atherosclerotic effects of LLRLTDL (Bu1) and GYALPCDCL (Bu2) peptides, isolated from ark shell protein hydrolysates by assessing their inhibitory effect on oxidized LDL (oxLDL)-induced foam cell formation. The two peptides showed a promising anti-atherosclerotic effect by inhibiting foam cell formation, which was evidenced by inhibiting lipid accumulation in oxLDL-treated RAW264.7 macrophages and oxLDL-treated primary human aortic smooth muscle cells (HASMC). Two peptides effectively reduced total cholesterol, free cholesterol, cholesterol ester, and triglyceride levels by upregulating cholesterol efflux and downregulating cholesterol influx. Expression of cholesterol influx-related proteins such as SR-A1 and CD36 were reduced, whereas cholesterol efflux-related proteins such as ATP-binding cassette transporter ABCA-1 and ABCG-1 were highly expressed. In addition, Bu1 and Bu2 peptides increased PPAR-γ and LXR-α expression. However, PPAR-γ siRNA transfection reversed the foam cell formation inhibitory activity of Bu1 and Bu2 peptides. Furthermore, the synergistic effect of Bu1 and Bu2 peptides on foam cell formation inhibition was observed with PPAR-γ agonist thiazolidinediones, indicating that PPAR-γ signaling pathway plays a key role in foam cell formation of macrophages. Beyond their impact on foam cell formation, Bu1 and Bu2 peptides demonstrated anti-inflammatory potential by inhibiting the generation of pro-inflammatory cytokines and nitric oxide and NF-κB nuclear activation. Taken together, these results suggest that Bu1 and Bu2 peptides may be useful for atherosclerosis and associated anti-inflammatory therapies.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140955785","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Vasoactive intestinal peptide exerts an osteoinductive effect in human mesenchymal stem cells. 血管活性肠肽在人类间充质干细胞中发挥骨诱导作用。
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-11 DOI: 10.1002/biof.2062
David Castro-Vázquez, Paula Arribas-Castaño, Iván García-López, Irene Gutiérrez-Cañas, Selene Pérez-García, Amalia Lamana, Raúl Villanueva-Romero, Alicia Cabrera-Martín, Karolina Tecza, Carmen Martínez, Yasmina Juarranz, Rosa P Gomariz, Mar Carrión
{"title":"Vasoactive intestinal peptide exerts an osteoinductive effect in human mesenchymal stem cells.","authors":"David Castro-Vázquez, Paula Arribas-Castaño, Iván García-López, Irene Gutiérrez-Cañas, Selene Pérez-García, Amalia Lamana, Raúl Villanueva-Romero, Alicia Cabrera-Martín, Karolina Tecza, Carmen Martínez, Yasmina Juarranz, Rosa P Gomariz, Mar Carrión","doi":"10.1002/biof.2062","DOIUrl":"https://doi.org/10.1002/biof.2062","url":null,"abstract":"<p><p>Several neuropeptides present in bone tissues, produced by nerve fibers and bone cells, have been reported to play a role in regulating the fine-tuning of osteoblast and osteoclast functions to maintain bone homeostasis. This study aims to characterize the influence of the neuropeptide vasoactive intestinal peptide (VIP) on the differentiation process of human mesenchymal stem cells (MSCs) into osteoblasts and on their anabolic function. We describe the mRNA and protein expression profile of VIP and its receptors in MSCs as they differentiate into osteoblasts, suggesting the presence of an autocrine signaling pathway in these cells. Our findings reveal that VIP enhances the expression of early osteoblast markers in MSCs under osteogenic differentiation and favors both bone matrix formation and proper cytoskeletal reorganization. Finally, our data suggest that VIP could be exerting a direct modulatory role on the osteoblast to osteoclast signaling by downregulating the receptor activator of nuclear factor-κB ligand/osteoprotegerin ratio. These results highlight the potential of VIP as an osteoinductive differentiation factor, emerging as a key molecule in the maintenance of human bone homeostasis.</p>","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140908119","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deubiquitinase PSMD14 promotes tumorigenicity of glioblastoma by deubiquitinating and stabilizing β‐catenin 去泛素化酶PSMD14通过去泛素化和稳定β-catenin促进胶质母细胞瘤的致瘤性
IF 6 3区 生物学
BioFactors Pub Date : 2024-05-02 DOI: 10.1002/biof.2061
Yang Wang, Yu Liu, Chongchen Ma, Cen Liu, Qikai Tang, Zhangjie Wang, Jiacheng Lu, Zhengxin Chen, Huibo Wang
{"title":"Deubiquitinase PSMD14 promotes tumorigenicity of glioblastoma by deubiquitinating and stabilizing β‐catenin","authors":"Yang Wang, Yu Liu, Chongchen Ma, Cen Liu, Qikai Tang, Zhangjie Wang, Jiacheng Lu, Zhengxin Chen, Huibo Wang","doi":"10.1002/biof.2061","DOIUrl":"https://doi.org/10.1002/biof.2061","url":null,"abstract":"The deubiquitinating enzyme 26S proteasome non‐ATPase regulatory subunit 14 (PSMD14), a member of the JAB1/MPN/Mov34 metalloenzyme (JAMM) family, has been shown to function as an oncogene in various human cancers. However, the function of PSMD14 in glioma and the underlying mechanism remain unclear. In this study, our findings reveal a dramatic upregulation of PSMD14 in GBMs, which is associated with poor survival outcomes. Knocking down PSMD14 is associated with decreased proliferation and invasion of GBM cells in vitro and inhibited tumor growth in a xenograft mouse model. Mechanistically, PSMD14 directly interacts with β‐catenin, leading to a decrease in the K48‐linked ubiquitination of β‐catenin and subsequent β‐catenin stabilization. Increased β‐catenin expression significantly reverses the inhibitory effects of PSMD14 knockdown on the migration, invasion, and tumor growth of GBM cells. Moreover, we observed a significant correlation between PSMD14 and β‐catenin expression in human GBM samples. In summary, our results reveal that PSMD14 is a crucial deubiquitinase that is responsible for stabilizing the β‐catenin protein, highlighting its potential for use as a therapeutic target for GBM.","PeriodicalId":8923,"journal":{"name":"BioFactors","volume":null,"pages":null},"PeriodicalIF":6.0,"publicationDate":"2024-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140830350","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cholesterol transport and beyond: Illuminating the versatile functions of HDL apolipoproteins through structural insights and functional implications. 胆固醇转运及其他:通过结构洞察力和功能影响阐明高密度脂蛋白脂蛋白的多功能性。
IF 6 3区 生物学
BioFactors Pub Date : 2024-04-25 DOI: 10.1002/biof.2057
A. Bhale, Olivier Meilhac, C. L. D'hellencourt, Mookambeswaran A. Vijayalakshmi, Krishnan Venkataraman
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