Current Opinion in Physiology最新文献

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Emerging paracrine functions of the endothelium in the setting of diabetes 糖尿病患者出现的内皮旁分泌功能
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100668
Natalie J Haywood , Mark T Kearney
{"title":"Emerging paracrine functions of the endothelium in the setting of diabetes","authors":"Natalie J Haywood ,&nbsp;Mark T Kearney","doi":"10.1016/j.cophys.2023.100668","DOIUrl":"https://doi.org/10.1016/j.cophys.2023.100668","url":null,"abstract":"<div><p>The endothelium was originally described and viewed as an inert simple barrier layer lining the vasculature, however, further research exposed the endothelium as an active organ, which contributes not only to normal physiology but also the pathophysiology of several diseases. More recently, evidence is emerging demonstrating that the endothelium can act as a paracrine organ that can dynamically respond to circulating changes depending upon its location and stimuli, including changes in the whole-body metabolic environment. Over the last few decades, changes in human lifestyle have contributed to a pandemic of nutritional obesity, leading to a significant increase in the prevalence of type-2 diabetes mellitus. Therefore, understanding the paracrine actions of the endothelium, especially in the setting of metabolic imbalance, will provide novel therapeutic avenues.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100668"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49816141","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Establishing the optimum use of high-intensity interval training in heart failure: current status and future directions 建立高强度间歇训练在心力衰竭中的最佳应用:现状和未来方向
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100669
Kegan Moneghetti , Graeme Carrick-Ranson , Erin J Howden
{"title":"Establishing the optimum use of high-intensity interval training in heart failure: current status and future directions","authors":"Kegan Moneghetti ,&nbsp;Graeme Carrick-Ranson ,&nbsp;Erin J Howden","doi":"10.1016/j.cophys.2023.100669","DOIUrl":"https://doi.org/10.1016/j.cophys.2023.100669","url":null,"abstract":"<div><p>High-intensity interval training (HIIT) is increasingly employed in a variety of clinical settings due to the growing evidence of increased efficacy compared with moderate-intensity exercise for a range of health and physical function and exercise outcomes. In this brief review, we highlight the recent findings from randomized trials, discuss the evidence and rationale for the greater physiological adaptations to HIIT, and identify future areas of research that will aid in the optimization of HIIT as an adjunctive therapy in the management of heart failure.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100669"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49816144","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Endothelial-to-mesenchymal transition: advances and controversies 内皮细胞向间充质细胞转化:进展与争议
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100678
Michael Simons
{"title":"Endothelial-to-mesenchymal transition: advances and controversies","authors":"Michael Simons","doi":"10.1016/j.cophys.2023.100678","DOIUrl":"10.1016/j.cophys.2023.100678","url":null,"abstract":"<div><p>Endothelial-to-mesenchymal transition (EndMT) is a physiological process that is equally important during development and under certain pathological conditions in adult tissues. The last decade has witnessed a remarkable explosion of information about EndMT from molecular mechanisms responsible for its development to its role in various disease processes. The emerging picture is that of a complex set of interactions that underlie the pathophysiological basis of some of the most deadly and intractable diseases. This mini review brings together recent advances and attempts to present a unified view of this complex field.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100678"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10249652/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9629684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Sex differences in offspring of preeclamptic pregnancies 子痫前期妊娠后代的性别差异
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100688
Nathan Campbell , Dylan Solise , Evangeline Deer , Babbette LaMarca
{"title":"Sex differences in offspring of preeclamptic pregnancies","authors":"Nathan Campbell ,&nbsp;Dylan Solise ,&nbsp;Evangeline Deer ,&nbsp;Babbette LaMarca","doi":"10.1016/j.cophys.2023.100688","DOIUrl":"10.1016/j.cophys.2023.100688","url":null,"abstract":"<div><p><span>A poor uterine environment causes changes in fetal development<span> that affect the health of offspring long-term. Although there are multiple pathways that contribute to the development of cardiovascular and neurological disease, low birth weight or fetal growth restriction (FGR) predisposes offspring to these diseases. There is a link between fetal exposure to adverse influences and hypertension later in life. Many epidemiological studies support the link between fetal life and the risk of disease later in life. Experimental models have sought to provide mechanistic proof of this link while simultaneously investigating potential therapeutics or treatment pathways. Preeclampsia (PE), one of several hypertensive disorders in pregnancy, is a leading cause of morbidity and mortality for both the mother and fetus. Studies have shown that PE is a state of chronic inflammation and there is an imbalance between pro-inflammatory and regulatory </span></span>immune cells<span> and mediators. There is no cure for PE beyond the delivery of the fetal–placental unit, and many PE pregnancies result in FGR and preterm birth. Epidemiological data demonstrate that the sex of the offspring is correlated with the degree of cardiovascular disease that develops with the age of the offspring, yet few studies examine the effect of sex on the development of neurological disorders. Even fewer studies examine the effects of therapeutics on offspring of different genders following a PE pregnancy. Moreover, there remain significant gaps in knowledge concerning the role the immune system plays in FGR offspring developing hypertension or neurovascular disorders later in life. Therefore, the purpose of this review is to highlight current research on sex differences in the developmental programming of hypertension and neurological disorders following a PE pregnancy.</span></p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100688"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10249590/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9618026","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Emerging roles of non-coding RNAs in endothelial cell function 非编码RNA在内皮细胞功能中的新作用
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100672
Tijana Mitić, Andrea Caporali
{"title":"Emerging roles of non-coding RNAs in endothelial cell function","authors":"Tijana Mitić,&nbsp;Andrea Caporali","doi":"10.1016/j.cophys.2023.100672","DOIUrl":"https://doi.org/10.1016/j.cophys.2023.100672","url":null,"abstract":"<div><p>Nearly 98% of the human genome is transcriptionally active but does not encode proteins, reflecting a wide range of noncoding genomes with essential regulatory and structural roles. Understanding the endothelial cell (EC) function in vascular biology has been pivotal for grasping the repair mechanisms in ischaemic tissue and during cardiovascular diseases. However, only a tiny portion of the human genome's noncoding region has been studied to understand its role in new mechanisms in EC biology. Herein, we provide an overview of the non-coding RNAs (ncRNAs) in endothelium. We also discuss the latest research focusing on canonical and noncanonical aspects in ncRNA biology, ncRNA, cell-to-cell communication and transcriptional and epigenetic regulation by ncRNA in the endothelium.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100672"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49816142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Sphingolipids and their carriers 鞘磷脂及其载体
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100671
Ye Zeng , Bingmei M Fu
{"title":"Sphingolipids and their carriers","authors":"Ye Zeng ,&nbsp;Bingmei M Fu","doi":"10.1016/j.cophys.2023.100671","DOIUrl":"https://doi.org/10.1016/j.cophys.2023.100671","url":null,"abstract":"<div><p><span>Bioactive sphingolipids have emerged as critical players in inflammation and metabolic diseases. The major metabolites of sphingolipids, including </span>ceramides<span><span> and sphingosine-1-phosphate (S1P), are often elevated in blood plasma and injured tissues. But they do not freely exist. Instead, they are carried by so-called chaperone molecules such as high-density lipoprotein (HDL), low-density lipoproteins (LDL), and serum albumin, as well as by recently emerging carriers, extracellular vesicles. In this short review, we briefly summarize the current knowledge about the role of sphingolipids in various diseases and describe how sphingolipids are associated with their carriers for their functions. Some issues are highlighted such as S1P negatively correlated with </span>apolipoprotein M of HDL in obesity, adaptive immune responses driven by native LDLs rather than oxidized LDLs, and sphingolipid exchange between HDL and LDL or albumin. This review aims to show the importance of sphingolipid carriers in disease processes and in the development of effective therapeutics.</span></p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100671"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49816147","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Proteostasis and resilience in the mechanically-stressed vascular endothelium 机械应力下血管内皮的蛋白酶抑制和弹性
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100673
Adam Keen, Feiran Zhang, John S Reader, Ellie Tzima
{"title":"Proteostasis and resilience in the mechanically-stressed vascular endothelium","authors":"Adam Keen,&nbsp;Feiran Zhang,&nbsp;John S Reader,&nbsp;Ellie Tzima","doi":"10.1016/j.cophys.2023.100673","DOIUrl":"https://doi.org/10.1016/j.cophys.2023.100673","url":null,"abstract":"<div><p>Endothelial homeostasis is a central feature of vascular health. The vascular endothelium is under constant mechanical stress resulting from blood flow and, therefore, requires a high degree of resilience to adapt to stresses and resist development of disease. In this review, we discuss the molecular mechanisms by which the endothelium maintains proteostasis in response to haemodynamic forces by regulating three key areas: protein synthesis, recycling and degradation.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100673"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49857272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Spatiotemporal regulation of Rho GTPase signaling during endothelial barrier remodeling 内皮屏障重构过程中Rho GTPase信号的时空调控
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100676
Jeffrey MA van der Krogt , Ivanka JE van der Meulen , Jaap D van Buul
{"title":"Spatiotemporal regulation of Rho GTPase signaling during endothelial barrier remodeling","authors":"Jeffrey MA van der Krogt ,&nbsp;Ivanka JE van der Meulen ,&nbsp;Jaap D van Buul","doi":"10.1016/j.cophys.2023.100676","DOIUrl":"10.1016/j.cophys.2023.100676","url":null,"abstract":"<div><p>The vasculature is characterized by a thin cell layer that comprises the inner wall of all blood vessels, the continuous endothelium. Endothelial cells can also be found in the eye’s cornea. And even though cornea and vascular endothelial (VE) cells differ from each other in structure, they both function as barriers and express similar junctional proteins such as the adherens junction VE-cadherin and tight-junction member claudin-5. How these barriers are controlled to maintain the barrier and thereby its integrity is of major interest in the development of potential therapeutic targets. An important target of endothelial barrier remodeling is the actin cytoskeleton, which is centrally coordinated by Rho GTPases that are in turn regulated by Rho-regulatory proteins. In this review, we give a brief overview of how Rho-regulatory proteins themselves are spatiotemporally regulated during the process of endothelial barrier remodeling. Additionally, we propose a roadmap for the comprehensive dissection of the Rho GTPase signaling network in its entirety.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100676"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10398679/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10309317","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The role of the endothelium in severe acute respiratory syndrome coronavirus 2 infection and pathogenesis 内皮细胞在严重急性呼吸综合征冠状病毒2型感染和发病机制中的作用
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100670
Rainha Passi , Mairi Brittan , Andrew H Baker
{"title":"The role of the endothelium in severe acute respiratory syndrome coronavirus 2 infection and pathogenesis","authors":"Rainha Passi ,&nbsp;Mairi Brittan ,&nbsp;Andrew H Baker","doi":"10.1016/j.cophys.2023.100670","DOIUrl":"10.1016/j.cophys.2023.100670","url":null,"abstract":"<div><p>Endothelial cell (EC) dysfunction is a characteristic complication of coronavirus-19 (COVID-19). This review discusses the role of the endothelium during the pathogenesis of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), with a focus on different vascular beds, possible routes of infectivity and the impact of EC dysfunction across multiple organ systems. It is now known that COVID-19 disease elicits a distinct transcriptomic and molecular profile that is different to other viral infections, such as Influenza A (H1N1). Interestingly, there is also a suggested interplay between the heart and lungs that promotes the amplification of inflammatory cascades, leading to an exacerbation in disease severity. Multiomic studies have informed common pathways that may be responsible for endothelial activation while also highlighting key differences in COVID-19 pathogenesis between organ systems. At a pathological level, endothelialitis is an endpoint result regardless of either a direct viral infection or via indirect effects independent of infection. Understanding if ECs are directly targeted by SARS-CoV-2 or are collaterally damaged amid a cytokine storm originating from other cells and organs can provide novel insights into disease progression and may highlight possible new therapeutic opportunities targeted at the damaged endothelium.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100670"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10066588/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9808197","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Adipose tissue lymphatic endothelial cells: revisited functions in the modulation of adipose biology 脂肪组织淋巴内皮细胞:在脂肪生物学调节中重新审视功能
IF 2.5
Current Opinion in Physiology Pub Date : 2023-08-01 DOI: 10.1016/j.cophys.2023.100675
Ibrahim AlZaim , Joseph Festa , Joanna Kalucka
{"title":"Adipose tissue lymphatic endothelial cells: revisited functions in the modulation of adipose biology","authors":"Ibrahim AlZaim ,&nbsp;Joseph Festa ,&nbsp;Joanna Kalucka","doi":"10.1016/j.cophys.2023.100675","DOIUrl":"https://doi.org/10.1016/j.cophys.2023.100675","url":null,"abstract":"<div><p>Lymphatic vessels, luminally lined by lymphatic endothelial cells (LECs), are present throughout most vascularized organs and tissues. The lymphatic vasculature plays a role in many physiological processes, including the drainage of tissue interstitium, resorption of excess fluid, and extravasation of immune cells. Defects in the structure and function of the lymphatic vasculature can lead to lymphedema. Extreme obesity can lead to impaired lymphatic function and development of obesity-induced lymphedema (OIL). Although the molecular underpinnings of OIL pathobiology are unclear, evidence suggests that adipose tissue LECs are key players. However, adipose tissue LECs are relatively poorly characterized, and their roles in adipose tissue biology have only recently gained attention. In this review, we highlight recent literature that provides insight into the diverse functions of LECs in adipose tissue metabolic homeostasis and the associated derangements that occur in obesity.</p></div>","PeriodicalId":52156,"journal":{"name":"Current Opinion in Physiology","volume":"34 ","pages":"Article 100675"},"PeriodicalIF":2.5,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49857278","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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