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Remote limb ischemic pre-conditioning prevents renal Ischemia/reperfusion injury in rats by modulating oxidative stress and TNF-α/NF-κB/TGF-/βapelin signaling pathway. 远端肢体缺血预处理通过调节氧化应激和TNF-α/NF-κB/TGF-/βapelin信号通路预防大鼠肾脏缺血再灌注损伤
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-21 DOI: 10.1007/s11033-024-10109-3
Firouzeh Gholampour, Fatemeh Masjedi, Sahar Janfeshan, Zeinab Karimi
{"title":"Remote limb ischemic pre-conditioning prevents renal Ischemia/reperfusion injury in rats by modulating oxidative stress and TNF-α/NF-κB/TGF-/βapelin signaling pathway.","authors":"Firouzeh Gholampour, Fatemeh Masjedi, Sahar Janfeshan, Zeinab Karimi","doi":"10.1007/s11033-024-10109-3","DOIUrl":"https://doi.org/10.1007/s11033-024-10109-3","url":null,"abstract":"<p><strong>Background: </strong>Remote limb ischemic pre-conditioning (RIPreC) can invoke potent renal protection. The involvement of oxidative stress and inflammatory pathways in renal ischemia/reperfusion injury (I/RI) was also confirmed. This study was designed to investigate the RIPreC effects on IRI-induced kidney dysfunction in rats through NFĸB/TNF-α/TGF-ꞵ/apelin signaling pathway.</p><p><strong>Methods: </strong>Renal I/RI was induced by occluding the kidney arteries for 45 min, then reperfusion for 24 h. Four similar cycles of left femoral artery ischemia (2 min)/reperfusion (3 min) before the onset of kidney ischemia were performed to create RIPreC. Animals were randomly divided into three groups: sham, I/R, and RIPreC + I/R. Following the reperfusion phase, urine and blood samples were taken, and the kidney was removed for functional, molecular, and histological examination.</p><p><strong>Results: </strong>When compared to sham rats, renal IRI resulted in decreased creatinine clearance and increased sodium fractional excretion, lower antioxidant enzyme activities, higher malondialdehyde content and higher nuclear factor-kappa B (NF-κB), tumor necrosis factor-alpha (TNF-α), transforming growth factor-betta (TGF-β), and Apelin expression levels, and histologically damaged kidney tissue. All of the alterations, as mentioned earlier, were alleviated using the RIPreC treatment.</p><p><strong>Conclusion: </strong>Thus, RIPreC can protect against renal dysfunction after renal I/RI via modulation of the TNF-α/NF-κB/TGF-ꞵ/Apelin signaling pathway and strengthening the antioxidant defense system.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"52 1","pages":"4"},"PeriodicalIF":2.6,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142682164","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Moderate-intensity aerobic exercise inhibits cell pyroptosis to improve myocardial ischemia-reperfusion injury. 中等强度的有氧运动可抑制细胞热解,从而改善心肌缺血再灌注损伤。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-21 DOI: 10.1007/s11033-024-10065-y
Yu Wang, Yushan Li, Chaofan Chen, Hailong Zhang, Weili Liu, Chao Wu, Haonan Chen, Ran Li, Jinghan Wang, Yingchao Shi, Shengfang Wang, Chuanyu Gao
{"title":"Moderate-intensity aerobic exercise inhibits cell pyroptosis to improve myocardial ischemia-reperfusion injury.","authors":"Yu Wang, Yushan Li, Chaofan Chen, Hailong Zhang, Weili Liu, Chao Wu, Haonan Chen, Ran Li, Jinghan Wang, Yingchao Shi, Shengfang Wang, Chuanyu Gao","doi":"10.1007/s11033-024-10065-y","DOIUrl":"https://doi.org/10.1007/s11033-024-10065-y","url":null,"abstract":"<p><strong>Background: </strong>Myocardial ischemia-reperfusion injury (MI/RI) significantly impacts the patients with acute myocardial infarction (AMI), with the NLRP3-mediated necrosis exacerbates the pathological progression of myocardial infarction. Exercise, recognized as a crucial approach for both disease prevention and treatment, is widely utilized in clinical practice worldwide and has demonstrated broad effectiveness in cardiovascular disease (CVD) prevention.</p><p><strong>Purpose: </strong>To explore the cardio protective effect of exercise preconditioning and the mechanism by which exercise modulation of NLRP3 improves myocardial ischemia and reperfusion injury.</p><p><strong>Methods and results: </strong>In this study, C57BL/6 N mice were employed to establish an exercise preconditioning model and a MI/RI model. The exercise intervention involved moderate-intensity aerobic exercise on a treadmill (50-70% VO2max) for small animals. Our research findings indicate that moderate-intensity aerobic exercise intervention improved cardiac function, reduced myocardial injury and inflammatory response, decreased myocardial infarction area and degree of cell apoptosis in mice compared to those raised under conventional conditions. Additionally, the expression of NLRP3 in the myocardial tissue of mice with MI/RI was reduced after exercise intervention. Moreover, exercise inhibited the activation of apoptosis related proteins such as Caspase-1 and GSDMD, while reducing the levels of inflammatory factors such as IL-1β and IL-18.</p><p><strong>Conclusions: </strong>This study found that moderate-intensity aerobic exercise can reduce the inflammatory response, reduce the degree of cell pyroptosis, reduce myocardial ischemia and reperfusion injury, and achieve endogenous protective effects on the myocardium.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"52 1","pages":"5"},"PeriodicalIF":2.6,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142682212","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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 different complement Factor B (Bf) alleles of the orangutan major histocompatibility complex (MHC) are also conserved in chimpanzee and humans showing importance in primate immunity. 猩猩主要组织相容性复合体(MHC)中两种不同的补体因子 B(Bf)等位基因在黑猩猩和人类中也是保守的,显示了灵长类动物免疫的重要性。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-21 DOI: 10.1007/s11033-024-10086-7
Antonio Arnaiz-Villena, Ignacio Juarez, Christian Vaquero-Yuste, Tomás Lledo, José Manuel Martín-Villa, Fabio Suarez-Trujillo
{"title":"Two different complement Factor B (Bf) alleles of the orangutan major histocompatibility complex (MHC) are also conserved in chimpanzee and humans showing importance in primate immunity.","authors":"Antonio Arnaiz-Villena, Ignacio Juarez, Christian Vaquero-Yuste, Tomás Lledo, José Manuel Martín-Villa, Fabio Suarez-Trujillo","doi":"10.1007/s11033-024-10086-7","DOIUrl":"https://doi.org/10.1007/s11033-024-10086-7","url":null,"abstract":"<p><strong>Background: </strong>Major Human Histocompatibility complex (MHC or HLA in humans) has been associated to autoimmune diseases. However, only statistical phenomenological and no pathogenetic description has been reached after decades. This shows that MHC single locus association studies are probably useless for HLA/diseases association. Extended HLA (class I and class II genes) haplotypes should also be studied conjointly with class III or complement alleles (complotypes). Complotypes in humans are defined as alleles belonging to C2, C4 and Bf (Factor B) genes/proteins (class III). Also, the placing of MHC class I and class II genes close together with complement genes from at least birds to humans shows existence of a strong selection to gather conjointly these loci that fight microbes, help self-maintenance and avoid autoimmunity. In this paper we aim to study Bf alleles in primates in order to rise again interest to study the role of Bf alleles together with other MHC genes in their physiopathology and evolution.</p><p><strong>Methods: </strong>Orangutan (Pongo pygmaeus, Popy) cell lines RNA from 6 different individuals were retrotranscribed, PCR amplified, cloned and DNA sequenced in order to study Bf alleles.</p><p><strong>Results: </strong>A Bf allele identical to that found in chimpanzee (Patr-Bf*A01) and human (rs641153) was found in two of the six studied orangutans: Popy-Bf*A01 and Popy-Bf*A02. This polymorphism is placed in Factor B codon 32 that defines BF*S and Bf*F proteins in man and produce Leu instead of Arg (Bf*S) or Gln (Bf*F). In addition, each new orangutan allele present synonymous differences with each other at codon 25: Popy-Bf*A01 shows ACG while Popy-Bf*A02 bears ACA, both codifying for Thr.</p><p><strong>Conclusions: </strong>The selection for about 15 million years (time gap of evolutionary appearance between orangutan and hominids) shows the importance of this particular allele conservation in immune and self defense in primates. The complotypes (Bf,C2 and C4 loci) alleles together with other MHC class I and Cass II loci alleles are often transmitted in block to the germinal line: this indicates that all specific alleles from the MHC different loci may work together to accomplish MHC functions. All MHC loci alleles should be studied together to unveil their physiopathology and also maintenance of specific alleles (like the one described in this paper) for so long time in evolution should be further studied in Bf and the other neighbouring complement loci (C2 and C4).</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"52 1","pages":"6"},"PeriodicalIF":2.6,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142682245","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
The emerging roles of neuroactive components produced by gut microbiota. 肠道微生物群产生的神经活性成分的新作用。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-21 DOI: 10.1007/s11033-024-10097-4
Mitra Ansari Dezfouli, Seyed Khalil Rashidi, Nada Yazdanfar, Hamidreza Khalili, Mehdi Goudarzi, Ali Saadi, Ali Kiani Deh Kiani
{"title":"The emerging roles of neuroactive components produced by gut microbiota.","authors":"Mitra Ansari Dezfouli, Seyed Khalil Rashidi, Nada Yazdanfar, Hamidreza Khalili, Mehdi Goudarzi, Ali Saadi, Ali Kiani Deh Kiani","doi":"10.1007/s11033-024-10097-4","DOIUrl":"10.1007/s11033-024-10097-4","url":null,"abstract":"<p><strong>Background: </strong>As a multifunctional ecosystem, the human digestive system contains a complex network of microorganisms, collectively known as gut microbiota. This consortium composed of more than 10<sup>13</sup> microorganisms and Firmicutes and Bacteroidetes are the dominant microbes. Gut microbiota is increasingly recognized for its critical role in physiological processes beyond digestion. Gut microbiota participates in a symbiotic relationship with the host and takes advantage of intestinal nutrients and mutually participates in the digestion of complex carbohydrates and maintaining intestinal functions.</p><p><strong>Method and result: </strong>We reviewed the neuroactive components produced by gut microbiota. Interestingly, microbiota plays a crucial role in regulating the activity of the intestinal lymphatic system, regulation of the intestinal epithelial barrier, and maintaining the tolerance to food immunostimulating molecules. The gut-brain axis is a two-way communication pathway that links the gut microbiota to the central nervous system (CNS) and importantly is involved in neurodevelopment, cognition, emotion and synaptic transmissions. The connections between gut microbiota and CNS are via endocrine system, immune system and vagus nerve.</p><p><strong>Conclusion: </strong>The gut microbiota produces common neurotransmitters and neuromodulators of the nervous system. These compounds play a role in neuronal functions, immune system regulation, gastrointestinal homeostasis, permeability of the blood brain barrier and other physiological processes. This review investigates the essential aspects of the neurotransmitters and neuromodulators produced by gut microbiota and their implications in health and disease.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"52 1","pages":"1"},"PeriodicalIF":2.6,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142682243","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Organoid models of breast cancer in precision medicine and translational research. 精准医疗和转化研究中的乳腺癌类器官模型。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-21 DOI: 10.1007/s11033-024-10101-x
Vahid Niazi, Benyamin Parseh
{"title":"Organoid models of breast cancer in precision medicine and translational research.","authors":"Vahid Niazi, Benyamin Parseh","doi":"10.1007/s11033-024-10101-x","DOIUrl":"10.1007/s11033-024-10101-x","url":null,"abstract":"<p><p>One of the most famous and heterogeneous cancers worldwide is breast cancer (BC). Owing to differences in the gene expression profiles and clinical features of distinct BC subtypes, different treatments are prescribed for patients. However, even with more thorough pathological evaluations of tumors than in the past, available treatments do not perform equally well for all individuals. Precision medicine is a new approach that considers the effects of patients' genes, lifestyle, and environment to choose the right treatment for an individual patient. As a powerful tool, the organoid culture system can maintain the morphological and genetic characteristics of patients' tumors. Evidence also shows that organoids have high predictive value for patient treatment. In this review, a variety of BC studies performed on organoid culture systems are evaluated. Additionally, the potential of using organoid models in BC translational research, especially in immunotherapy, drug screening, and precision medicine, has been reported.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"52 1","pages":"2"},"PeriodicalIF":2.6,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142682134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Allium sativum nanovesicles exhibit anti-inflammatory and antifibrotic activity in a bleomycin-induced lung fibrosis model. 薤白纳米颗粒在博莱霉素诱导的肺纤维化模型中表现出抗炎和抗纤维化活性。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-19 DOI: 10.1007/s11033-024-10104-8
Jovito Cesar Santos-Álvarez, Juan Manuel Velázquez-Enríquez, Edilburga Reyes-Jiménez, Alma Aurora Ramírez-Hernández, Ramon Iñiguez-Palomares, César Rodríguez-Beas, Socorro Pina Canseco, Sergio Roberto Aguilar-Ruiz, Luis Castro-Sánchez, Verónica Rocío Vásquez-Garzón, Rafael Baltiérrez-Hoyos
{"title":"Allium sativum nanovesicles exhibit anti-inflammatory and antifibrotic activity in a bleomycin-induced lung fibrosis model.","authors":"Jovito Cesar Santos-Álvarez, Juan Manuel Velázquez-Enríquez, Edilburga Reyes-Jiménez, Alma Aurora Ramírez-Hernández, Ramon Iñiguez-Palomares, César Rodríguez-Beas, Socorro Pina Canseco, Sergio Roberto Aguilar-Ruiz, Luis Castro-Sánchez, Verónica Rocío Vásquez-Garzón, Rafael Baltiérrez-Hoyos","doi":"10.1007/s11033-024-10104-8","DOIUrl":"10.1007/s11033-024-10104-8","url":null,"abstract":"<p><strong>Background: </strong>Idiopathic pulmonary fibrosis (IPF) is a chronic and highly fatal disease characterized by excessive accumulation of extracellular matrix (ECM), foci of myofibroblasts, and a usual pattern of interstitial pneumonia. As suggested by international guidelines, the treatment for this disease involves supportive therapies, as there is currently no effective treatment. Plant-derived nanovesicles have emerged as a new treatment for various diseases and have been tested in cellular and murine models.</p><p><strong>Methods and results: </strong>This research aimed to test the use of Allium sativum nanovesicles (AS-NV) in a murine model of IPF induced by bleomycin. AS-NV reduced the amount of collagen and restored lung architecture in the mouse model. AS-NV was tested on human lung fibroblasts, which do not affect the viability of healthy cells. AS-NV treatment decreases the mRNA levels of genes related to fibrosis, inflammation, and ECM deposition (Mmp2,Timp-2,Vegf,Pcna,Col1a1,Tgf-β,α-Sma,IL-1β,and Hif1a) in bleomycin-induced idiopathic pulmonary fibrosis.</p><p><strong>Conclusions: </strong>This research highlights the anti-inflammatory and antifibrotic activity of AS-NV, which contributes to plant nanovesicle mechanisms in IPF; however, more AS-NV studies are needed to identify alternative treatments for idiopathic pulmonary fibrosis.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"51 1","pages":"1166"},"PeriodicalIF":2.6,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142668476","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Association between the variations in metabolic pathways and oral cancer risk: results from a Pakistani case-control study. 代谢途径变异与口腔癌风险之间的关系:一项巴基斯坦病例对照研究的结果。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-19 DOI: 10.1007/s11033-024-10100-y
Arifa Shabbir, Muhammad Usman Rashid, Ezzat M Awad, Humaira Naeemi, Talin Barisani-Asenbauer, Naila Malkani
{"title":"Association between the variations in metabolic pathways and oral cancer risk: results from a Pakistani case-control study.","authors":"Arifa Shabbir, Muhammad Usman Rashid, Ezzat M Awad, Humaira Naeemi, Talin Barisani-Asenbauer, Naila Malkani","doi":"10.1007/s11033-024-10100-y","DOIUrl":"10.1007/s11033-024-10100-y","url":null,"abstract":"<p><strong>Background: </strong>Oral cancer (OC) is a significant global health concern, with Pakistan ranking 5th worldwide in OC incidence. Given the poor prognosis, early detection of at-risk individuals is crucial. Genetic factors, particularly single nucleotide polymorphisms (SNPs) in metabolic genes, may influence OC susceptibility. This study investigated the association between SNPs in CYP1A1, COX2, SOD2, and HIF1a genes and OC risk in the Pakistani population.</p><p><strong>Methods: </strong>A prospective study was conducted from October 2019 to March 2022, enrolling 215 newly diagnosed OC patients and 410 controls. Genetic variations were analyzed using High-Resolution Melting (HRM) analysis and Sanger sequencing, with protein expression evaluated by ELISA.</p><p><strong>Results: </strong>No significant associations were found between the studied SNPs and OC risk. However, a non-significant trend was observed for the SOD2 variant (rs4880), where the G allele was associated with a higher OC risk than the A allele (p = 0.20). Elevated COX2 and HIF1α levels (p-values of 0.014 and < 0.001, respectively) and reduced SOD2 levels (p < 0.0001) were observed in OC patients, while CYP1A1 levels remained similar in both controls and cases.</p><p><strong>Conclusion: </strong>Although SNPs in CYP1A1, COX2, SOD2, and HIF1α were not significantly associated with OC risk in the Pakistani population, altered protein expression levels of COX2, HIF1α and SOD2 suggest additional regulatory mechanisms. Further investigation into post-transcriptional modifications and epigenetic factors could lead to novel biomarkers and therapeutic targets for OC in Pakistan.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"51 1","pages":"1165"},"PeriodicalIF":2.6,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142668477","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Molecular interplay between the upregulated levels of Sad1 and UNC84 Domain Containing 2 (SUN2) and gene expression in medulloblastoma cells. 髓母细胞瘤细胞中 Sad1 和 UNC84 Domain Containing 2 (SUN2) 的上调水平与基因表达之间的分子相互作用。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-19 DOI: 10.1007/s11033-024-10078-7
Angeles C Tecalco-Cruz, Marina Macías-Silva, Marcela Sosa-Garrocho, Augusto César Poot-Hernández, Carlos Alberto Peralta-Alvarez, Josué O Ramírez-Jarquín, Carlo César Cortes-González, Leslie Figueroa-Rivera, César López-Camarillo
{"title":"Molecular interplay between the upregulated levels of Sad1 and UNC84 Domain Containing 2 (SUN2) and gene expression in medulloblastoma cells.","authors":"Angeles C Tecalco-Cruz, Marina Macías-Silva, Marcela Sosa-Garrocho, Augusto César Poot-Hernández, Carlos Alberto Peralta-Alvarez, Josué O Ramírez-Jarquín, Carlo César Cortes-González, Leslie Figueroa-Rivera, César López-Camarillo","doi":"10.1007/s11033-024-10078-7","DOIUrl":"10.1007/s11033-024-10078-7","url":null,"abstract":"<p><strong>Background: </strong>SUN2 is a nuclear envelope protein associated with the nuclear lamina and with proteins linked to nuclear export, splicing, and nucleo-cytoskeleton communication. Studies of SUN2 in cancer have been limited but have suggested that it has tumor-suppressive activity in some carcinomas. Medulloblastoma is a pediatric tumor that develops in the cerebellum and is currently classified into four molecular groups: WNT (Wingless), SHH (Sonic Hedgehog), 3, and 4. SUN2 expression profiles appear to be altered in brain cancer but have not been previously evaluated in medulloblastoma.</p><p><strong>Methods and results: </strong>The University of Alabama at Birmingham Cancer (UALCAN) data analysis portal, Gene Expression Profiling Interactive Analysis (GEPIA), the Oncopression gene expression compendium, and the R2 genomics analysis and visualization platform were used to analyze SUN2 expression in cancer, which was found to vary by cancer type; in particular, SUN2 expression was found to be upregulated in medulloblastoma. We also explored the effects of reduced SUN2 protein levels (by RNA interference) on gene expression profiles using a cDNA microarray in DAOY medulloblastoma-derived cells. We found that SUN2 protein is upregulated in medulloblastoma, mainly in the SHH group, which correlates with poor survival. Furthermore, the reduced SUN2 expression in medulloblastoma cells is associated with the downregulation of the expression of other genes, including members of the bitter taste-sensing type 2 receptor (TAS2R) family.</p><p><strong>Conclusions: </strong>This study shows that SUN2 is upregulated in medulloblastoma-with molecular interplay in gene expression-which has group-dependent implications for medulloblastoma development. In particular, the upregulation of SUN2 is associated with a progression of the SHH group of medulloblastoma.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"51 1","pages":"1164"},"PeriodicalIF":2.6,"publicationDate":"2024-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142668478","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Enhanced induction of apoptosis in chronic myeloid leukemia cells through synergistic effect of telomerase inhibitor MST-312 and imatinib. 端粒酶抑制剂MST-312和伊马替尼的协同作用增强了对慢性髓性白血病细胞凋亡的诱导。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-17 DOI: 10.1007/s11033-024-10074-x
Najibe Karami, Amir Abbas Navidinia, Mohsen Ehsan, Alireza Farsinejad, Ahmad Fatemi
{"title":"Enhanced induction of apoptosis in chronic myeloid leukemia cells through synergistic effect of telomerase inhibitor MST-312 and imatinib.","authors":"Najibe Karami, Amir Abbas Navidinia, Mohsen Ehsan, Alireza Farsinejad, Ahmad Fatemi","doi":"10.1007/s11033-024-10074-x","DOIUrl":"https://doi.org/10.1007/s11033-024-10074-x","url":null,"abstract":"<p><strong>Background: </strong>Chronic Myeloid Leukemia (CML), accounting for 15-20% of adult leukemia cases, is marked by the Philadelphia chromosome, resulting from the t(9;22)(q34;q11) translocation. This leads to uncontrolled cell proliferation and survival. Imatinib therapy lowers BCR-ABL levels, influencing telomere-associated proteins and increasing telomerase accessibility, indirectly boosting its activity. This study investigates the effects of MST-312 and imatinib, both individually and combined, on a CML cell line.</p><p><strong>Methods: </strong>The K562 cells were subjected to different doses of MST-312 and imatinib, including four combination concentrations. Cell viability and metabolic activity were measured using trypan blue and MTT assays at 24-, 36-, and 48-h post-treatment. Flow cytometry (AnnexinV/PI) assessed cell apoptosis after 36 h of treatment with MST-312 and imatinib, both individually and in combination. The expression levels of Bax, Bcl-2, hTERT, P21, P53, and c-Myc were determined via qRT-PCR.</p><p><strong>Results: </strong>Both MST-312 and imatinib independently reduced cell viability in a dose- and time-dependent manner. Their combination further decreased cell viability compared to monotherapy. Treatment of K562 cells with MST-312 and imatinib for 36 h increased Bax expression and the Bax/Bcl-2 ratio while decreasing Bcl-2 expression. Combined treatment significantly reduced hTERT ansd P21 gene expression compared to imatinib alone.</p><p><strong>Conclusions: </strong>The combination of MST-312 and imatinib shows potential as a CML therapy. However, further research and clinical trials are necessary to validate these findings and determine their clinical relevance.</p>","PeriodicalId":18755,"journal":{"name":"Molecular Biology Reports","volume":"51 1","pages":"1161"},"PeriodicalIF":2.6,"publicationDate":"2024-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142644365","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
PinX1 plays multifaceted roles in human cancers: a review and perspectives. PinX1 在人类癌症中发挥着多方面的作用:综述与展望。
IF 2.6 4区 生物学
Molecular Biology Reports Pub Date : 2024-11-17 DOI: 10.1007/s11033-024-10082-x
Dian You, Kaiwen Tong, Yuan Li, Ting Zhang, Yongqiang Wu, Ling Wang, Guangming Chen, Xiaoying Zhang
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