Drug Discovery Today: Disease Models最新文献

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Experimental models of cortical multiple sclerosis pathology 皮质多发性硬化病理实验模型
Drug Discovery Today: Disease Models Pub Date : 2017-12-01 DOI: 10.1016/j.ddmod.2018.09.002
Maarten E. Witte, Jack van Horssen
{"title":"Experimental models of cortical multiple sclerosis pathology","authors":"Maarten E. Witte,&nbsp;Jack van Horssen","doi":"10.1016/j.ddmod.2018.09.002","DOIUrl":"10.1016/j.ddmod.2018.09.002","url":null,"abstract":"<div><p><span>Grey matter tissue damage is a characteristic pathological hallmark of multiple sclerosis. Although evidence is emerging that cortical atrophy is strongly associated with sustained </span>disease progression<span><span><span>, the underlying pathological processes that contribute to neurodegeneration remain poorly understood. One reason for this is that key features of progressive MS, such as cortical </span>demyelination, microglial </span>cell activation<span><span> and neurodegeneration are absent in most of the commonly used rodent MS models. In this short review we will provide an overview of experimental MS animal models that exhibit MS-like cortical pathology. These models will be instrumental in unravelling the pathogenic mechanisms that contribute to cortical pathology and testing the efficacy of </span>neuroprotective therapies for progressive MS patients.</span></span></p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.09.002","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75514535","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
Large animal models to test mechanical circulatory support devices 大型动物模型测试机械循环支持装置
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.06.003
Takuma Miyamoto , Jamshid H. Karimov , Andrew Xanthopoulos , Randall C. Starling , Kiyotaka Fukamachi
{"title":"Large animal models to test mechanical circulatory support devices","authors":"Takuma Miyamoto ,&nbsp;Jamshid H. Karimov ,&nbsp;Andrew Xanthopoulos ,&nbsp;Randall C. Starling ,&nbsp;Kiyotaka Fukamachi","doi":"10.1016/j.ddmod.2018.06.003","DOIUrl":"10.1016/j.ddmod.2018.06.003","url":null,"abstract":"<div><p>Mechanical circulatory support (MCS) devices are widely used to treat patients with heart failure. Animal studies have been essential to the development of MCS devices. A number of factors must be considered to ensure good results from these experiments. In this review, we discuss current debates on what might be the ideal surgical approach to evaluating MCS devices in large animals, the hemodynamic and laboratory differences between large animals and humans, heart failure models using large animals, and study designs for developing new long-term MCS devices.</p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.06.003","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89641846","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
Models for evaluating the immune response to naturally derived biomaterials 评估对天然生物材料免疫反应的模型
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.07.001
Jenna L. Dziki , Stephen F. Badylak
{"title":"Models for evaluating the immune response to naturally derived biomaterials","authors":"Jenna L. Dziki ,&nbsp;Stephen F. Badylak","doi":"10.1016/j.ddmod.2018.07.001","DOIUrl":"10.1016/j.ddmod.2018.07.001","url":null,"abstract":"<div><p><span>The immune response to biomaterials has emerged as a critical determinant of tissue repair outcomes and is complex, involving multiple cell types, distinct spatiotemporal phenotypes, and is influenced by variables including processing of the material and host-related factors. This interaction between implanted material and the host immune cells has stimulated interest in analytical methods to characterize the immune response. The present review discusses these methods including </span><em>in vitro</em>, <em>in vivo</em>, <em>ex vivo</em>, <em>in silico</em>, and combination models utilized to evaluate the immune response to biomaterials and their applicability to clinical scenarios. Recent developments in modeling the immune response to emerging technologies that may provide better predictors of the immune response to implanted materials and ultimately lead to improved clinical outcomes are reviewed.</p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.07.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75197182","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
Editorial to “Evaluating biomaterials and implanted devices” “评估生物材料和植入装置”社论
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.09.001
Roberto Gaetani, Karen L. Christman
{"title":"Editorial to “Evaluating biomaterials and implanted devices”","authors":"Roberto Gaetani,&nbsp;Karen L. Christman","doi":"10.1016/j.ddmod.2018.09.001","DOIUrl":"10.1016/j.ddmod.2018.09.001","url":null,"abstract":"","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.09.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86270306","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
Animal models of cardiovascular disease as test beds of bioengineered vascular grafts 心血管疾病动物模型作为生物工程血管移植的实验平台
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.05.001
Sindhu Row , Daniel D. Swartz , Stelios T. Andreadis
{"title":"Animal models of cardiovascular disease as test beds of bioengineered vascular grafts","authors":"Sindhu Row ,&nbsp;Daniel D. Swartz ,&nbsp;Stelios T. Andreadis","doi":"10.1016/j.ddmod.2018.05.001","DOIUrl":"10.1016/j.ddmod.2018.05.001","url":null,"abstract":"<div><p><span>The last two decades have seen many advances in regenerative medicine, including the development of tissue engineered vessels (TEVs) for replacement of damaged or diseased arteries or veins. Biomaterials from natural sources, as well as synthetic polymeric materials have been employed in engineering vascular grafts. Recently, cell-free grafts have become available, opening new possibilities for the next generation, off-the-shelf products. These TEVs are first tested in small or large animal models, which are usually young and healthy. However, the majority of patients in need of vascular grafts are elderly and suffer from comorbidities that may complicate their response to the implants. Therefore, it is important to evaluate TEVs in animal models of vascular disease in order to increase their predictive value and learn how the disease microenvironment may affect the </span>patency<span> and remodeling of vascular grafts. Small animals with various disease phenotypes are readily utilizable due to the availability of transgenic<span><span> or gene knockout technologies and can be used to address mechanistic questions related to vascular grafting. On the other hand, large animal models with similar anatomy, hematology and thrombotic responses to humans have been utilized in a preclinical setting. We propose that large animal models with certain pathologies or age range may provide more clinically relevant platforms for testing TEVs and facilitate the clinical translation of tissue engineering technologies by increasing the likelihood of success in </span>clinical trials.</span></span></p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.05.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36787761","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: 9
In vitro and in vivo models for assessing the host response to biomaterials 用于评估宿主对生物材料反应的体外和体内模型
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.04.002
Leila S. Saleh , Stephanie J. Bryant
{"title":"In vitro and in vivo models for assessing the host response to biomaterials","authors":"Leila S. Saleh ,&nbsp;Stephanie J. Bryant","doi":"10.1016/j.ddmod.2018.04.002","DOIUrl":"10.1016/j.ddmod.2018.04.002","url":null,"abstract":"<div><p><span>The foreign body response (FBR) occurs ubiquitously to essentially all non-biological materials that are implanted into higher organisms. The FBR is characterized by inflammation followed by fibrosis and is mediated largely by macrophages. While many current medical devices tolerate the FBR, the FBR is responsible for many asceptic device failures and is hindering advancements of new devices that rely on device-host communication to function. To this end, </span><em>in vitro</em> and <em>in vivo</em> models are critical to studying how a biomaterial, via its chemistry and properties, affect the FBR. This short review highlights the main <em>in vitro</em> and <em>in vivo</em> models that are used to study the FBR. <em>In vitro</em> models that capture macrophage interrogation of a biomaterial and evaluation of macrophage attachment, polarization and fusion are described. <em>In vivo</em><span> models using rodents, which provide a relatively simple model of the complex FBR process, and human-relevant nonhuman primate models are described. Collectively, the combination of </span><em>in vitro</em> and <em>in vivo</em> models will help advance our fundmental understanding of the FBR and enable new biomaterials to be developed that can effectively modulate the FBR to achieve a desire device-host outcome.</p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.04.002","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36719692","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: 18
Animal models for heart valve research and development 心脏瓣膜动物模型的研究与开发
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.04.001
Arash Kheradvar , Ramin Zareian , Shimako Kawauchi , Richard L. Goodwin , Sandra Rugonyi
{"title":"Animal models for heart valve research and development","authors":"Arash Kheradvar ,&nbsp;Ramin Zareian ,&nbsp;Shimako Kawauchi ,&nbsp;Richard L. Goodwin ,&nbsp;Sandra Rugonyi","doi":"10.1016/j.ddmod.2018.04.001","DOIUrl":"10.1016/j.ddmod.2018.04.001","url":null,"abstract":"<div><p><span><span><span>Valvular heart disease<span> is the third-most common cause of heart problems in the United States. Malfunction of the valves can be acquired or congenital and each may lead either to stenosis or regurgitation, or even both in some cases. Heart valve disease is a progressive disease, which is irreversible and may be fatal if left untreated. Medications cannot currently prevent valvular calcification or help repair damaged valves, as valve tissue is unable to regenerate spontaneously. Thus, heart valve replacement/repair is the only current available treatment. Heart valve research and development is currently focused on two parallel paths; first, research that aims to understand the underlying mechanisms for heart valve disease to emerge with an ultimate goal to devise medical treatment; and second, efforts to develop repair and replacement options for a diseased valve. Studies that focus on developmental malformation, including </span></span>genetic<span> and epigenetic causes, usually employ small </span></span>animal models that are easy to access for </span><em>in vivo</em> imaging that minimally disturbs their environment during early stages of development. Alternatively, studies that aim to develop novel devices for replacement and repair of diseased valves often employ large animals whose heart size and anatomy closely replicate human’s. This paper aims to briefly review the current state-of-the-art animal models, and justification to use an animal model for a particular heart valve related project.</p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.04.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"36852880","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: 17
Humanized mouse model for evaluating biocompatibility and human immune cell interactions to biomaterials 评价生物材料的生物相容性和人免疫细胞相互作用的人源化小鼠模型
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.06.002
Raymond M. Wang , Jingjin He , Yang Xu , Karen L. Christman
{"title":"Humanized mouse model for evaluating biocompatibility and human immune cell interactions to biomaterials","authors":"Raymond M. Wang ,&nbsp;Jingjin He ,&nbsp;Yang Xu ,&nbsp;Karen L. Christman","doi":"10.1016/j.ddmod.2018.06.002","DOIUrl":"10.1016/j.ddmod.2018.06.002","url":null,"abstract":"<div><p><span>Immune system humanized mice provide unique platforms for improving preclinical evaluation of the human immune response to novel biomaterial therapies. Wild-type animals and human immune cell </span><em>in vitro</em><span> cultures provide limited representation of the human immune response, leading to unexpected responses to therapies in human patients. Introducing human tissue, cells, and genes into immunodeficient mice have advanced these animal models to reconstitute multiple lineages of functional and maturely differentiated human immune cell populations. Safe implantation and remodeling responses promoting stable tissue resolutions are critical parameters coordinated by the immune response, which should be evaluated for new biomaterial therapeutics. This review discusses the development of immune system humanized mice, and highlights demonstrated use in biomaterial and related human immune response studies.</span></p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.06.002","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82277808","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: 6
Animal models of vascular stenting 血管支架植入术动物模型
Drug Discovery Today: Disease Models Pub Date : 2017-06-01 DOI: 10.1016/j.ddmod.2018.06.001
Laura E. Leigh Perkins
{"title":"Animal models of vascular stenting","authors":"Laura E. Leigh Perkins","doi":"10.1016/j.ddmod.2018.06.001","DOIUrl":"10.1016/j.ddmod.2018.06.001","url":null,"abstract":"<div><p>Throughout the 30-year history of vascular stents<span>, from their initial conception to current drug-eluting and bioresorbable technologies, animal models<span><span> have played an instrumental role in the development of vascular stents. From rodents to rabbits, dogs, sheep, and swine, a variety of animal models for the evaluation of vascular stents exist, each being balanced with a unique set of advantages and shortcomings. With the appropriate selection of species and anatomy, animal models can be used to provide insight into the pathophysiology of vessel healing and </span>restenosis, to confirm the feasibility of new endovascular technologies, to assess the potential efficacy of a stent at improving specific clinical outcomes, and to establish reasonable safety of a stent for a specified clinical use. This review provides an overview of the predominant animal models used for evaluating vascular stents and the translation of these models to the clinical setting.</span></span></p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2018.06.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73310883","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: 3
An Opinion on non-human primates testing in Europe 对欧洲非人类灵长类动物试验的意见
Drug Discovery Today: Disease Models Pub Date : 2017-03-01 DOI: 10.1016/j.ddmod.2017.09.001
Michelle M. Epstein , Theo Vermeire
{"title":"An Opinion on non-human primates testing in Europe","authors":"Michelle M. Epstein ,&nbsp;Theo Vermeire","doi":"10.1016/j.ddmod.2017.09.001","DOIUrl":"10.1016/j.ddmod.2017.09.001","url":null,"abstract":"<div><p>The Scientific Committee on Health, Environmental and Emerging Risks (SCHEER) responded to a mandate from the European Commission on ‘The need for non-human primates in biomedical research, production and testing of products and devices’. An overview of this Opinion is presented. The Opinion focuses on the approaches aimed at the replacement, reduction and refinement (3Rs) of the use of non-human primates in scientific experimentation in the areas of 1) development and safety testing of pharmaceuticals and medical devices, 2) treatment and prevention of infectious diseases, 3) neuroscience, 4) ophthalmology and 5) (xeno)transplantation. While it is not possible to predict how long it will be before the use of NHPs in Europe are phased-out, the Opinion summarizes the research gaps and provides recommendations such as alternative methods, training, improvement of techniques and protocols, sharing of knowledge and removal of barriers. Finally, research needs are given.</p></div>","PeriodicalId":39774,"journal":{"name":"Drug Discovery Today: Disease Models","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2017-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ddmod.2017.09.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83367144","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: 3
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