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A brief history of insect neuropeptide and peptide hormone research. 昆虫神经肽和肽激素研究简史。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-10 DOI: 10.1007/s00441-024-03936-0
Dick R Nässel
{"title":"A brief history of insect neuropeptide and peptide hormone research.","authors":"Dick R Nässel","doi":"10.1007/s00441-024-03936-0","DOIUrl":"10.1007/s00441-024-03936-0","url":null,"abstract":"<p><p>This review briefly summarizes 50 years of research on insect neuropeptide and peptide hormone (collectively abbreviated NPH) signaling, starting with the sequencing of proctolin in 1975. The first 25 years, before the sequencing of the Drosophila genome, were characterized by efforts to identify novel NPHs by biochemical means, mapping of their distribution in neurons, neurosecretory cells, and endocrine cells of the intestine. Functional studies of NPHs were predominantly dealing with hormonal aspects of peptides and many employed ex vivo assays. With the annotation of the Drosophila genome, and more specifically of the NPHs and their receptors in Drosophila and other insects, a new era followed. This started with matching of NPH ligands to orphan receptors, and studies to localize NPHs with improved detection methods. Important advances were made with introduction of a rich repertoire of innovative molecular genetic approaches to localize and interfere with expression or function of NPHs and their receptors. These methods enabled cell- or circuit-specific interference with NPH signaling for in vivo assays to determine roles in behavior and physiology, imaging of neuronal activity, and analysis of connectivity in peptidergic circuits. Recent years have seen a dramatic increase in reports on the multiple functions of NPHs in development, physiology and behavior. Importantly, we can now appreciate the pleiotropic functions of NPHs, as well as the functional peptidergic \"networks\" where state dependent NPH signaling ensures behavioral plasticity and systemic homeostasis.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"129-159"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11787221/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142799500","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of a 3D in vitro model to study corpus luteum of felids based on luteinized cells from antral follicles. 基于窦卵泡黄体化细胞的卵巢黄体三维体外模型的建立。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-19 DOI: 10.1007/s00441-024-03937-z
Michał M Hryciuk, Filip Schröter, Svenja Claaßen, Christine Aurich, Jella Wauters, Celina Haße, Beate C Braun
{"title":"Development of a 3D in vitro model to study corpus luteum of felids based on luteinized cells from antral follicles.","authors":"Michał M Hryciuk, Filip Schröter, Svenja Claaßen, Christine Aurich, Jella Wauters, Celina Haße, Beate C Braun","doi":"10.1007/s00441-024-03937-z","DOIUrl":"10.1007/s00441-024-03937-z","url":null,"abstract":"<p><p>The study aimed to establish a long-term 3D cell culture model using luteinized follicular cells to investigate the functionality and life cycle of the CL in felids. A mixture of cell types from antral follicles was luteinized in vitro and cultured for up to 23 days. The method, initially applied to the domestic cat, was later extended to Persian and Clouded leopards. Antral follicles were isolated and digested with enzymes; then, the cells were subjected to culture. Experimental subsets were treated with/without 1 µg/mL cloprostenol to validate the cell culture model's suitability for functional studies. In domestic cat samples, microscopic evaluation indicated luteinization, which was confirmed by increased progestagen concentrations and IHC staining for HSD3B and CYP11A1. The gene expression of selected steroidogenic factors (HSD3B1, STAR, CYP11A1) and hormone receptors (LHCGR, PTGFR, PRLR) significantly increased, while CYP17A1 expression decreased. Cloprostenol treatment resulted in reduction of steroidogenic activity, proving its suitability for functional studies. Persian and Clouded leopards' cell cultures exhibited similar patterns in progestagen secretion and gene expression, compared to domestic cats. This model, with its defined luteinization, as well as high and stable progestagen production, allows future investigation of factors regulating CL life cycle and function.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"211-229"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11787223/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142853124","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Foxa1 disruption enhances human cell integration in human-mouse interspecies chimeras. Foxa1的破坏增强了人-小鼠种间嵌合体中人类细胞的整合。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-21 DOI: 10.1007/s00441-024-03941-3
Li-Na Wang, Jun-Shuang Jia, Xing-Long Yang, Yue-Ting Wen, Jing-Xian Liu, Deng-Ke Li, Xing-Rui Chen, Jia-Hong Wang, Ji-Ke Li, Zhong-Xi Huang, Kai-Tai Yao
{"title":"Foxa1 disruption enhances human cell integration in human-mouse interspecies chimeras.","authors":"Li-Na Wang, Jun-Shuang Jia, Xing-Long Yang, Yue-Ting Wen, Jing-Xian Liu, Deng-Ke Li, Xing-Rui Chen, Jia-Hong Wang, Ji-Ke Li, Zhong-Xi Huang, Kai-Tai Yao","doi":"10.1007/s00441-024-03941-3","DOIUrl":"10.1007/s00441-024-03941-3","url":null,"abstract":"<p><p>Blastocyst complementation can potentially generate a rodent model with humanized nasopharyngeal epithelium (NE) that supports sustained Epstein-Barr virus (EBV) infection, enabling comprehensive studies of EBV biology in nasopharyngeal carcinoma. However, during this process, the specific gene knockouts required to establish a developmental niche for NE remain unclear. We performed bioinformatics analyses and generated Foxa1 mutant mice to confirm that Foxa1 disruption could potentially create a developmental niche for NE. Subsequently, MYD88-inactivated human pluripotent stem cells (hPSCs) were constructed and complemented with Foxa1-deficient mouse blastocysts, with Nosip-deficient mouse blastocysts as a control. The chimerism of human cells in mouse embryos was evaluated from E8.5 to E12.5 using genomic DNA PCR and immunohistochemistry. Our bioinformatics analysis indicated that the expression patterns of Foxa1 in E8.5 to E16.5 mouse embryos underscore its critical role in NE development. The generated mice with Foxa1 disordered region mutations displayed morphological abnormality in NE, suggesting Foxa1-knockouts could potentially establish a developmental niche for NE. In chimeric assays, human cells integrated into 80.00% of Foxa1-deficient embryos, compared with the 4.17% in controls. Immunohistochemistry results revealed robust proliferation of human cells in Foxa1-deficient mouse embryos. However, chimeras from Foxa1-deficient mouse embryos did not survive beyond E10.5, hindering the evaluation of human cell integration in mouse NE. Foxa1 disruption in mouse embryos significantly enhances the integration of human cells in human-mouse interspecies chimeras, thereby facilitating the generation of endoderm-derived organs through blastocyst complementation. Overcoming chimeras' embryonic lethality is crucial for successfully generating humanized NE in Foxa1-deficient mouse embryos.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"231-245"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142871462","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
Enhancer Enh483 regulates myoblast proliferation and differentiation of buffalo myoblasts by targeting FAXC. 增强子Enh483通过靶向FAXC调节水牛肌母细胞的增殖和分化。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-17 DOI: 10.1007/s00441-024-03944-0
Yaling Chen, Jiahui Zhao, Cuiwei Zhong, Yujin Kang, Zhaocheng Xiong, Jieping Huang, Zhipeng Li, Qingyou Liu, Deshun Shi, Xinxin Li, Jian Wang, Hui Li
{"title":"Enhancer Enh483 regulates myoblast proliferation and differentiation of buffalo myoblasts by targeting FAXC.","authors":"Yaling Chen, Jiahui Zhao, Cuiwei Zhong, Yujin Kang, Zhaocheng Xiong, Jieping Huang, Zhipeng Li, Qingyou Liu, Deshun Shi, Xinxin Li, Jian Wang, Hui Li","doi":"10.1007/s00441-024-03944-0","DOIUrl":"10.1007/s00441-024-03944-0","url":null,"abstract":"<p><p>A detailed understanding of the precise regulatory mechanisms governing buffalo skeletal muscle is crucial for improving meat quality and yield. Proper skeletal muscle fate decisions necessitate the accurate regulation of key enhancers. This study screened nine potential enhancers linked to muscle development by analysing ATAC-seq data from buffalo myoblasts during the proliferative and differentiative phases. The enhancer activity of these candidates was confirmed in buffalo myoblasts, C2C12, and human skeletal muscle myoblasts using a dual-luciferase reporter system. The CRISPRi system and RT-qPCR were used to test the effects of 9 candidate enhancers on buffalo myoblasts. The active enhancer, Enh483, was selected based on its significant impact. Upon successful inhibition of Enh483 using CRISPRi, decreases in the expression of buffalo myogenic proliferation marker genes (PCNA, CyclinD1, and CDK2) were observed via RT-qPCR and Western blot. Subsequent proliferation assays using CCK-8 and EdU confirmed the promotive effect of Enh483 on buffalo myogenic cell proliferation. Following a 5-day differentiation induction period, changes in the expression of differentiation marker genes (MyoD1, MyoG, and MyHC) were analysed using RT-qPCR and Western blot. Additionally, fused myotube numbers were quantified, and the impact of Enh483 on buffalo myogenic cell differentiation was assessed through immunofluorescence. Our findings indicate that Enh483 facilitates buffalo myogenic cell differentiation. Further interaction analysis utilising 3C-PCR revealed a direct association between Enh483 and the FAXC promoter. In summary, the results from this study lay a foundational framework for deciphering the intricate regulatory mechanisms underpinning buffalo muscle development.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"161-171"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142834056","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
Organization of the stalk system on electrocytes in mormyrid weakly electric fish Campylomormyrus compressirostris. 弱电鱼 Campylomormyrus compressirostris 的电解质茎系统的组织结构。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-20 DOI: 10.1007/s00441-024-03938-y
Otto Baumann, Feng Cheng, Frank Kirschbaum, Ralph Tiedemann
{"title":"Organization of the stalk system on electrocytes in mormyrid weakly electric fish Campylomormyrus compressirostris.","authors":"Otto Baumann, Feng Cheng, Frank Kirschbaum, Ralph Tiedemann","doi":"10.1007/s00441-024-03938-y","DOIUrl":"10.1007/s00441-024-03938-y","url":null,"abstract":"<p><p>The adult electric organ in weakly electric mormyrid fish consists of action-potential-generating electrocytes, structurally and functionally modified skeletal muscle cells. The electrocytes have a disc-shaped portion and, on one of its sides, numerous thin processes, termed stalklets. These unite to stalks leading to a single main stalk that carries the innervation site. Here, we describe the 3-dimensional layout of the stalklet/stalk system in adult Campylomormyrus compressirostris by differential interference contrast microscopy and confocal fluorescence microscopy. Using antibodies against Na<sup>+</sup>/K<sup>+</sup>-ATPase α-subunit and plasma membrane Ca<sup>2+</sup>-ATPase, we show that these ion pumps are differentially distributed over the stalklet/stalk system, with plasma membrane Ca<sup>2+</sup>-ATPase being enriched on the stalklet membrane. Stalklets are distributed and organized in a quite uniform pattern on the posterior face of the electrocyte disc and fuse to terminal stalks. The latter then unite in a mostly dichotomic mode to stalks of increasing thickness, with the main stalk measuring about 100 µm in diameter. We further analyse the structural organization of stalklets and stalks, with a characteristic cytoskeletal system of bundled actin filaments in the centre and nuclei in subsurface position. These results suggest that the stalklet/stalk system is adapted in its structural layout to generate an action potential highly synchronized over the entire disc-portion of the electrocyte, accounting for the short electric organ discharge in this species. Our results suggest that actin-related proteins overexpressed in electrocytes, as shown previously by transcriptome analysis, may be involved in the organization of the unique F-actin system in stalklets and stalks.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"193-209"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11787269/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142863059","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Single cell transcriptomics profiling of the stromal cells in the pathologic association of ribosomal proteins in the ischemic myocardium and epicardial fat. 缺血心肌和心外膜脂肪核糖体蛋白病理关联中基质细胞的单细胞转录组学分析。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-06 DOI: 10.1007/s00441-024-03933-3
An Thai, Christian Doescher, Nawfal Kamal, Darren Teramoto, Cameron Fung, Ed Cha, Vy La, Pauline Cheng, Sharona Sedighim, Angelo Keklikian, Finosh G Thankam
{"title":"Single cell transcriptomics profiling of the stromal cells in the pathologic association of ribosomal proteins in the ischemic myocardium and epicardial fat.","authors":"An Thai, Christian Doescher, Nawfal Kamal, Darren Teramoto, Cameron Fung, Ed Cha, Vy La, Pauline Cheng, Sharona Sedighim, Angelo Keklikian, Finosh G Thankam","doi":"10.1007/s00441-024-03933-3","DOIUrl":"10.1007/s00441-024-03933-3","url":null,"abstract":"<p><p>Sustenance of ischemia in the surviving cardiac tissue following myocardial infarction (MI) elicits a proinflammatory milieu resulting in subsequent pathological episodes. Also, the activation and release of ribosomal proteins under ischemic insults have been unveiled; however, their extra ribosomal functions are unknown. We identified the ribosomal proteins including RPL10A, RPL14, RPL30, RPS18, FAU-40 (RPS30), and RPSA (Laminin Receptor, LR) in the vesicles of ischemia challenged epicardial adipose tissue derived stromal cells (EATDS). The present study aimed to assess the association of these proteins in the epicardial adipose tissues (EAT) and left ventricular (LV) myocardium and isolated stromal cells (EATDS and LVSCs) from hyperlipidemic (HL), MI and coronary artery bypass graft (CABG) swine models. The findings revealed an upregulation of RPL10A, RPL14, RPL30, RPS18, RPS30, and RPSA in the LV tissues of CABG and HL swine with a concomitant reduction in the MI group. RPS30 displayed similar upregulation in EAT, whereas the expression of other ribosomal proteins was not significantly altered. Additionally, the ischemic LVSCs and EATDS displayed altered expression status of these genes compared to the control. Also, the RPS18 + , RPL30 + and RPSA + LVSCs favored ischemia and revealed similar anti-inflammatory and regenerative sub-phenotypes reflecting the protective/survival mechanisms. Further understanding regarding the underlying molecular mechanisms and functions of these ribosomal proteins offers immense translational opportunities in the better management of ischemic cardiac complications.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"173-192"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11787193/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142784238","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
TNBS colitis induces architectural changes and alpha-synuclein overexpression in mouse distal colon: A morphological study. TNBS结肠炎诱导小鼠远端结肠结构改变和α -突触核蛋白过表达:形态学研究。
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-02-01 Epub Date: 2024-12-10 DOI: 10.1007/s00441-024-03932-4
Arianna Casini, Giorgio Vivacqua, Ludovica Ceci, Stefano Leone, Rosa Vaccaro, Marco Tagliafierro, Filippo Maria Bassi, Sara Vitale, Emanuele Bocci, Luigi Pannarale, Simone Carotti, Antonio Franchitto, Patrizia Mancini, Roberta Sferra, Antonella Vetuschi, Giovanni Latella, Paolo Onori, Eugenio Gaudio, Romina Mancinelli
{"title":"TNBS colitis induces architectural changes and alpha-synuclein overexpression in mouse distal colon: A morphological study.","authors":"Arianna Casini, Giorgio Vivacqua, Ludovica Ceci, Stefano Leone, Rosa Vaccaro, Marco Tagliafierro, Filippo Maria Bassi, Sara Vitale, Emanuele Bocci, Luigi Pannarale, Simone Carotti, Antonio Franchitto, Patrizia Mancini, Roberta Sferra, Antonella Vetuschi, Giovanni Latella, Paolo Onori, Eugenio Gaudio, Romina Mancinelli","doi":"10.1007/s00441-024-03932-4","DOIUrl":"10.1007/s00441-024-03932-4","url":null,"abstract":"<p><p>Alpha-synuclein (α-syn) is widely expressed in presynaptic neuron terminals, and its structural alterations play an important role in the pathogenesis of Parkinson's disease (PD). Aggregated α-syn has been found in brain, in the peripheral nerves of the enteric nervous system (ENS) and in the intestinal neuroendocrine cells during synucleinopathies and inflammatory bowel disorders. In the present study, we evaluated the histomorphological features of murine colon with 2,4,6-trinitrobenzene sulfonic acid (TNBS)-induced colitis, a common model of colitis. Thereafter, we investigated the expression of α-syn, Toll-like receptor 4 (TLR4), choline acetyltransferase (ChAT), vasoactive intestinal peptide (VIP), tyrosine hydroxylase (TH), calcitonin gene-related peptide (CGRP), and calcitonin-like receptor (CALCR). Finally, we investigated the presence of phosphorylated α-syn (pS129 α-syn) aggregates and their relationship with inflammatory cells. Colon from TNBS mice showed an increase in inflammatory cells infiltrate and significative changes in the architecture of the intestinal mucosa. α-Syn expression was significantly higher in inflamed colon. VIP was increased in both the mucosa and muscularis externa of TNBS mice, while TH, CGRP, and CALCR were significantly reduced in TNBS mice. Amyloid aggregates of pS129 α-syn were detectable in the ENS, as in the macrophages around the glands of the mucosa correlating with the markers of inflammation. This study describes - for the first time - the altered expression of α-syn and the occurrence of amyloid α-syn aggregates in the inflammatory cells under colitis, supporting the critical role of bowel inflammation in synucleinopathies and the involvement of α-syn in IBD.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":"247-265"},"PeriodicalIF":3.2,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11787265/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142799434","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Roots and early routes of neuroendocrinology.
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-01-30 DOI: 10.1007/s00441-024-03928-0
Esteban M Rodríguez, Montserrat Guerra, Juan Luis Blázquez
{"title":"Roots and early routes of neuroendocrinology.","authors":"Esteban M Rodríguez, Montserrat Guerra, Juan Luis Blázquez","doi":"10.1007/s00441-024-03928-0","DOIUrl":"https://doi.org/10.1007/s00441-024-03928-0","url":null,"abstract":"<p><p>Carl C. Speidel (1919) and Ernst Scharrer (1928) were privileged witnesses of the encounter between neurons and hormones, a biological phenomenon that had been occurring in nature during millions of years of evolution, as Berta Scharrer started to unfold since 1935 on. The story of neurosecretion is intimately associated to that of the hypothalamus, such a \"marvellous region\", as Wolfgang Bargmann (1975) called it. This story started more than two millennia ago. We have made an effort to trace the roots of the discoveries that gave rise to a medical discipline, neuroendocrinology. Our trip to the roots covers a period from the fourth century BC, when an extraordinary Medical School was founded in Alexandria, and extends into the late 1970s of the twentieth century, when neuroendocrine research had started to grow exponentially. An effort has been made to track back the origin of each piece of knowledge that was constructing, brick upon brick, the building of this new medical science, hoping that it would help neuroendocrinologists of the new era to find their own roots, to meet their ancestors. Tracking the roots of a particular phenomenon provides the opportunity to have an overview of the whole phenomenon, allowing comprehension rather than merely knowledge. An important purpose pursued throughout this article was to pay a tribute to all those who, in the early days, contributed to the brain-endocrine encounter. We have tried our best to bring back the achievements of most of them.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2025-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143063951","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
Epigenetic memory as crucial contributing factor in directing the differentiation of human iPSC into pancreatic β-cells in vitro.
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-01-30 DOI: 10.1007/s00441-025-03952-8
Abdoulaye Diane, Razik Bin Abdul Mu-U-Min, Heba Hussain Al-Siddiqi
{"title":"Epigenetic memory as crucial contributing factor in directing the differentiation of human iPSC into pancreatic β-cells in vitro.","authors":"Abdoulaye Diane, Razik Bin Abdul Mu-U-Min, Heba Hussain Al-Siddiqi","doi":"10.1007/s00441-025-03952-8","DOIUrl":"https://doi.org/10.1007/s00441-025-03952-8","url":null,"abstract":"<p><p>Impaired insulin secretion contributes to the pathogenesis of type 1 diabetes mellitus through autoimmune destruction of pancreatic β-cells and the pathogenesis of severe forms of type 2 diabetes mellitus through β-cell dedifferentiation and other mechanisms. Replenishment of malfunctioning β-cells via islet transplantation has the potential to induce long-term glycemic control in the body. However, this treatment option cannot widely be implemented in clinical due to healthy islet donor shortage. Emerging β-cell replacement with human-induced pluripotent stem cell (iPSC) provides high remedial therapy hopes. Thus, tremendous progress has been made in developing β-cell differentiation protocols in vitro; however, most of the differentiated iPSC-derived β-cells showed immature phenotypes associated with low efficiency depending on the iPSC lines used, creating a crucial barrier for their clinical implementation. Multiple mechanisms including differences in genetic, cell cycle patterns, and mitochondrial dysfunction underlie the defective differentiation propensity of iPSC into insulin-producing β-cells. Accumulating evidence recently indicated that, following the reprogramming, epigenetic memory inherited from parental cells substantially affects the differentiation capacity of many iPSC lines. Therefore, differences in epigenetic signature are likely to be essential contributing factors influencing the propensity of iPSC differentiation. In this review, we will document the impact of the epigenome on the reprogramming efficacy and differentiation potential of iPSCs and how targeting the epigenetic residual memory could be an additional strategy to improve the differentiation efficiency of existing protocols to generate fully functional hPSC-derived pancreatic β-cells for diabetes therapy and drug screening.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2025-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143063946","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
100 years Cell and Tissue Research: the founders and their successors.
IF 3.2 3区 生物学
Cell and Tissue Research Pub Date : 2025-01-27 DOI: 10.1007/s00441-025-03950-w
Klaus Unsicker
{"title":"100 years Cell and Tissue Research: the founders and their successors.","authors":"Klaus Unsicker","doi":"10.1007/s00441-025-03950-w","DOIUrl":"https://doi.org/10.1007/s00441-025-03950-w","url":null,"abstract":"<p><p>One hundred years ago, Cell and Tissue Research was founded under the title \"Zeitschrift für Zellen- und Gewebelehre,\" later \"Zeitschrift für Zellforschung und mikroskopische Anatomie.\" The founders were four eminent German and Swiss cell biologists and zoologists, R. Goldschmidt, W. von Möllendorff, H. Bauer, and J. Seiler.</p>","PeriodicalId":9712,"journal":{"name":"Cell and Tissue Research","volume":" ","pages":""},"PeriodicalIF":3.2,"publicationDate":"2025-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143045490","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
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