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234篇 您的检索式:作者名="Alyssa"
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1Daily genetic profiling indicates JAK/STAT signaling promotes early hepatic stellate cell transdifferentiation显示文摘AIM: To identify signaling pathways and genes that initiate and commit hepatic stellate cells (HSCs) to transdifferentiation. METHODS: Primary HSCs were isolated from male Sprague-Dawley rats and cultured on plastic for 0-10 d. Gene expression was assessed daily (quiescent to day 10 culture-activation) by real time polymerase chain reaction and data clustered using AMADA software. The significance of JAK/STAT signaling to HSC transdifferentiation was determined by treating cells with a JAK2 inhibitor. RESULTS: Genetic cluster analyses, based on expression of these 21 genes, showed similar expression profiles on days 1-3, days 5 and 6, and days 7-10, while freshly isolated cells (day Q) and day 4 cells were genotypically distinct from any of the other days. Additionally, gene expression clustering revealed strong upregulation of interleukin-6, JAK2 and STAT3 mRNA in the early stages of activation. Inhibition of the JAK/STAT signaling pathway impeded the morphological transdifferentiation of HSCs which correlated with decreased mRNA expression of several profibrotic genes including collagens, α-SMA, PDGFR and TGFβR. CONCLUSION: These data demonstrate unique clustered genetic profiles during the daily progression of HSC transdifferentiation and that JAK/STAT signaling may be critical in the early stages of transdifferentiation.Ashley M Lakner Cathy C Moore Alyssa A Gulledge Laura W Schrum 2010World Journal of Gastroenterology2010,16,40:23
2Highly efficient derivation of ventricular cardiomyocytes from induced pluripotent stem cells with a distinct epigenetic signature显示文摘从 pluripotent 干细胞导出的 Cardiomyocytes 能在药测试,疾病建模和基于房间的治疗被使用。没有 procardiogenic 生长因素,然而,从 pluripotent 干细胞的 cardiomyogenesis 的效率通常是低的,产生 cardiomyocyte 人口是异构的。这里,我们证明导致的 pluripotent 干细胞( iPSCs )能从鼠科的室的 myocytes ( VM )被导出,并且与从各种各样的体的房间类型导出的 iPSCs 的另外的报告一致,自发地作为与遗传上匹配的胚胎的干细胞(转换字符)或 iPSCs 相比区分 cardiomyocytes 进跳动的显著地更高的倾向从尾巴尖端成纤维细胞导出的 导出VM 的 iPSCs ( ViPSCs )展览。惊人地,导出 ViPSC 的 cardiomyocytes 显示的多数室的显型。在 ViPSCs 的提高的室的 myogenesis 在区别的早阶段经由心血管的祖先的增加的数字被调停。以便从 ViPSCs 调查提高的室的 myogenesis 的机制,我们执行了全球基因表示和 DNA methylation 分析,它揭示了可以涉及在 pluripotent 干细胞指定 VM 命运的不同 epigenetic 签名。Huansheng Xu B Alexander Yi Hao Wu Christoph Bock Hongcang Gu Kathy O Lui Joo-Hye C Park Ying Shao Alyssa K Riley Ibrahim J Domian Erding Hu Robert Willette John Lepore Alexander Meissner Zhong Wang Kenneth R Chien 2012Cell Research2012,22,1:7
3Short-Root1 Plays a Role in the Development of Vascular Tissue and Kranz Anatomy in Maize Leaves显示文摘Thomas L. Slewinski Alyssa A. Anderson Simara Price Jacob R. Withee Kimberly Gallagher Robert Turgeon 2014Molecular Plant2014,7,8:4
4Apparent redox potential discontinuity(aRPD) depth as a relative measure of sediment oxygen content and habitat quality显示文摘As hypoxic conditions spread in our oceans,indices that quickly and efficiently assess oxygen content in sediment pore water,and habitat quality are increasingly becoming desirable.Depth to the apparent redox potential discontinuity(aRPD) in sediment is one such index;however,the relationship between aRPD depth and oxygen content is still unclear.We quantified oxygen content in sediment pore water with a dissolved oxygen(DO) probe,utilizing luminescent technology,to determine how DO concentration varies with depth in the sediment,and with position relative to the aRPD(above versus below) on an intertidal mudflat in the Bay of Fundy,Canada.Based on generalized linear regression models,we found that depth in the sediment was a poor predictor of pore water DO concentration,while position in the sediment relative to the aRPD was a good predictor.Further,sediment above the aRPD had higher DO content than sediment below.We maintain that aRPD depth is a good measure of relative oxygen content in sediment pore water,as well as habitat quality.However,we recommend caution as the factors that influence aRPD depth arc numerous and variable;therefore,the relationship between aRPD depth and DO content should be experimentally confirmed in any system of interest before aRPD depth is used as an indicator.Travis G.GERWING Alyssa M.ALLEN GERWING Diana J.HAMILTON Myriam A.BARBEAU 2015International Journal of Sediment Research2015,30,1:3
5AJCN:过敏症来袭怎么办?新型益生菌组合疗法显神效显示文摘当进入过敏季节我们可能并不太会拿出手帕或者打喷嚏来预防过敏。日前,一项刊登在国际杂志The American Journal of Clinical Nutrition上的研究报告中。来自佛罗里达大学的研究人员通过研究发现。一种益生菌组合或许能够帮助减轻花粉症的症状。Jennifer C Dennis-Wall Tyler Culpepper Carmelo Nieves Jr. Cassie C Rowe Alyssa M Burns Carley T Rusch Ashton Federico Maria Ukhanova Sheldon Waugh Volker Mai Mary C Christman Bobbi Langkamp-Henken 2017现代生物医学进展2017,17,18:3
6Bioactive extracellular matrix scaffolds engineered with proangiogenic proteoglycan mimetics and loaded with endothelial progenitor cells promote neovascularization and diabetic wound healing显示文摘Diabetic ischemic wound treatment remains a critical clinical challenge.Neovascularization plays a significant role in wound healing during all stages of the tissue repair process.Strategies that enhance angiogenesis and neovascularization and improve ischemic pathology may promote the healing of poor wounds,particularly diabetic wounds in highly ischemic conditions.We previously identified a cyclic peptide LXW7 that specifically binds to integrinαvβ3 on endothelial progenitor cells(EPCs)and endothelial cells(ECs),activates vascular endothelial growth factor(VEGF)receptors,and promotes EC growth and maturation.In this study,we designed and synthesized a multi-functional pro-angiogenic molecule by grafting LXW7 and collagen-binding peptides(SILY)to a dermatan sulfate(DS)glycosaminoglycan backbone,named LXW7-DS-SILY,and further employed this multi-functional molecule to functionalize collagen-based extracellular matrix(ECM)scaffolds.We confirmed that LXW7-DS-SILY modification significantly promoted EPC attachment and growth on the ECM scaffolds in vitro and supported EPC survival in vivo in the ischemic environment.When applied in an established Zucker Diabetic Fatty(ZDF)rat ischemic skin flap model,LXW7-DS-SILY-functionalized ECM scaffolds loaded with EPCs significantly improved wound healing,enhanced neovascularization and modulated collagen fibrillogenesis in the ischemic environment.Altogether,this study provides a promising novel treatment to accelerate diabetic ischemic wound healing,thereby reducing limb amputation and mortality of diabetic patients.Siqi He Tanaya Walimbe Hongyuan Chen Kewa Gao Priyadarsini Kumar Yifan Wei Dake Hao Ruiwu Liu Diana L.Farmer Kit S.Lam Jianda Zhou Alyssa Panitch Aijun Wang 2022Bioactive Materials2022,7,4:2
7GPR3,GPR6,and GPR12 as novel molecular targets:their biological functions and interaction with cannabidiol显示文摘The G protein-coupled receptors 3,6,and 12(GPR3,GPR6,and GPR12)comprise a family of closely related orphan receptors with no con firmed en dogenous liga nds.These receptors are con stitutively active and capable of signaling through G protein-mediated and non-G protein-mediated mechanisms.These orphan receptors have previously been reported to play important roles in many normal physiological functions and to be involved in a variety of pathological conditions.Although they are orphans,GPR3,GPR6,and GPR12 are phylogenetically most closely related to the cannabinoid receptors.Using β-arrestin2 recruitment and cAMP accumulati on assays,we recently found that the non psychoactive phytoca nnabinoid cann abidiol(CBD)is an inverse agonist for GPR3,GPR6,and GPR12.This discovery highlights these orphan receptors as potential new molecular targets for CBD,provides novel mechanisms of action,and suggests new therapeutic uses of CBD for illnesses such as Alzheimer's disease,Parkinson's disease,can cer,and infertility.Furthermore,identificati on of CBD as a new in verse agonist for GPR3,GPR6,and GPR12 provides the initial chemical scaffolds upon which potent and efficacious agents acting on these receptors can be developed,with the goal of developing chemical tools for studying these orphan receptors and ultimately new therapeutic agents.Alyssa S.Laun Sarah H.Shrader Kevin J.Brown Zhao-Hui Song 2019Acta Pharmacologica Sinica2019,40,3:2
8Whitefly feeding behavior and retention of a foregut-borne crinivirus exposed to artificial diets with different pH values显示文摘Jaclyn S. Zhou Angel Y. S. Chen Martin Drucker Nicole H. Lopez Alyssa Carpenter James C. K. Ng 2017Insect Science2017,24,6:2
9Outcomes with FOLFIRINOX for borderline resectable and locally unresectable pancreatic cancer显示文摘Brian A. Boone Jennifer Steve Alyssa M. Krasinskas Amer H. Zureikat Barry C. Lembersky Michael K. Gibson Ronald G. Stoller Herbert J. Zeh Nathan Bahary 2013J Surg Oncol2013,,4:2
10Esophagectomy for T1 Esophageal Cancer: Outcomes in 100 Patients and Implications for Endoscopic Therapy显示文摘Arjun Pennathur Andrew Farkas Alyssa M. Krasinskas Peter F. Ferson William E. Gooding Michael K. Gibson Matthew J. Schuchert Rodney J. Landreneau James D. Luketich 2009The Annals of Thoracic Surgery2009,,4:2
11Reproductive behavior in horseshoe crabs:Does density matter?显示文摘While the four species of horseshoe crabs share many common reproductive traits with respect to their reproductivesystems,they do differ with respect to their mating behavior (monogamy vs.polygynandry).Past research has attributed thesedifferences to a number of factors including:spawning densities,operational sex ratios (OSR's),male condition (or age),environmentaland/or genetic factors,or a combination thereof.Mating behaviors in the three Asian horseshoe crab species (Tachypleusgigas,T.tridentatus,and Carcinoscorpius rotundicauda) with low spawning densities and 1:1 operational sex ratios aretypically monogamous.In Limulus polyphemus,mating behavior is more variable ranging from monogamy to polygynandry.Herewe provide evidence,through a long term behavioral study,that variation in mating behavior is influenced by population densityin L.polyphemus.Our study population on two beaches in Connecticut (Long Island Sound) have a spawning density 400 timesless than that found in Delaware Bay (0.002 females/m^2 vs.0.8 females/m^2) but similar operational sex ratios.Between 90%-95%of all spawning females in CT were paired with only one male,thus exhibiting monogamous behavior.In contrast,between 30and 60% of spawning females in Delaware Bay have more than one mate and produce clutches of eggs with multiple paternities.Male condition played no role in mating behavior in CT populations.We also observed that on average 18% of the females on thespawning beaches are single.These results suggest that population density is an important condition that determines mating behavior.Also,low population density may lead to decreased mate finding ability and lost opportunities forJennifer H.MATTEI Mark A.BEEKEY Adam RUDMAN Alyssa WORONIK 2010Current Zoology2010,56,5:2
12Heritability of Nonalcoholic Fatty Liver Disease显示文摘Jeffrey B. Schwimmer Manuel A. Celedon Joel E. Lavine Rany Salem Nzali Campbell Nicholas J. Schork Masoud Shiehmorteza Takeshi Yokoo Alyssa Chavez Michael S. Middleton Claude B. Sirlin 2009Gastroenterology2009,,5:1
13Incidence of clinically significant seroma after breast and axillary surgery显示文摘Sarah Y Boostrom Alyssa D Throckmorton Judy C Boughey 2009J Am Coil Surg2009,1,:1
14Ecological engineering in aquaculture - Potential for integrated multitrophic aquaculture (IMTA) in marine offshore systems 显示文摘Max Troell Alyssa Joyce Thierry Chopin 2009Aquaculture2009,297,14:1
15Impact of increased adipose tissue mass on in{lamination, insulin resistance, and dyslipidemia显示文摘Dario A Gutierrez Michael J Puglisi Alyssa H Hasty 2009Current Diabetes Reports2009,9,1:1
16Acute Liver Failure as an Initial Manifestation of an Infiltrative Hematolymphoid Malignancy显示文摘Yasser M. Bhat MD Alyssa Krasinskas MD Fiona E. Craig MD Thomas A. Shaw-Stiffel MD MMM FACP 2006Digestive Diseases and Sciences2006,,1:1
17Using Geographic InformationSystems and Local Food StoreData in California's Low-Income Neighborhoodsto Inform Community Initiativesand Resources显示文摘Ghirardelli Alyssa Quinn Valerie Foerster Susan B 2010American Journal ofPublic Health2010,,:1
18A Role for Estrogen in Schizophrenia: Clinical and Preclinical Findings显示文摘Andrea Gogos Alyssa M. Sbisa Jeehae Sun Andrew Gibbons Madhara Udawela Brian Dean Haifei Shi 2015International Journal of Endocrinology2015,,:1
19Development and initial validation of a survey forassessing safety culture within commercial flight operations显示文摘Alyssa Mitchell Gibbons Terry L von Thaden Douglas A Wiegmann 2006The International Journal of Aviation Psychology2006,16,2:1
20The Cost and Im- pact of Health Conditions on Presenteeism to Employ- ers 显示文摘Alyssa B Schuhz Chin - Yu Chen 2009Pharmaeoeconomlcs2009,27,5:1
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