Italian Oral Surgery最新文献_第8页

Effetti della low-level laser irradiation su cellule staminali mesenchimali inoculate in una biomatrice tridimensionale: studio pilota in vitro 低水平激光辐照对三维仿生器中注射的中间体干细胞的影响:体外试验研究

Italian Oral Surgery Pub Date : 2012-06-01 DOI: 10.1016/J.IOS.2011.03.002

A. Leonida, A. Paiusco, G. Rossi, F. Carini, M. Baldoni

引用次数: 0

Microstruttura e funzione del tessuto osseo. Parte I: meccanismi di adattamento 骨组织的微观结构和功能。第一部分:适应机制

Italian Oral Surgery Pub Date : 2012-06-01 DOI: 10.1016/j.ios.2012.01.003

T. Traini, E. Gherlone, P. Capparè

{"title":"Microstruttura e funzione del tessuto osseo. Parte I: meccanismi di adattamento","authors":"T. Traini, E. Gherlone, P. Capparè","doi":"10.1016/j.ios.2012.01.003","DOIUrl":"10.1016/j.ios.2012.01.003","url":null,"abstract":"<div><h3>Objectives</h3><p>The aim of this study is to carry out a review of the bone micro-structure adaptive mechanisms and function in relation to dental applications.</p></div><div><h3>Materials and methods</h3><p>The relationship between bone micro-anatomical aspects and history of theoretical bone physiology has been evaluated in detail.</p></div><div><h3>Results</h3><p>The modern theory of the physiology of bone is consistent with the integration among regional acceleratory phenomenon, Utah paradigm, and mechanostat hypothesis. Bone modeling and remodeling can respond to pleiotropic stimuli, including quantum concept of cell activation and dynamic loading. Finally, in the case of implants inserted in augmented bone with xenograft not completely resorbable biomaterials, a reduced mechanical competence of the peri-implant bone should be taken into account.</p></div><div><h3>Conclusions</h3><p>The static load, within the limits of proportionality, does not affect bone resorption. To facilitate the “local acceleratory phenomenon” after implant bed preparation and during implant placement the blood clot should be preserved by any irrigation procedure. Progressive loading procedures should be used for implants placed in augmented bone with xenograft biomaterials with incomplete resorption behavior.</p></div>","PeriodicalId":100732,"journal":{"name":"Italian Oral Surgery","volume":"11 3","pages":"Pages 80, 83-84, 87-93, 94, 95"},"PeriodicalIF":0.0,"publicationDate":"2012-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ios.2012.01.003","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86802031","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

Effetti della low-level laser irradiation su cellule staminali mesenchimali inoculate in una biomatrice tridimensionale: studio pilota in vitro 低水平激光照射对接种三维生物标志物的间充质干细胞的影响：体外初步研究

Italian Oral Surgery Pub Date : 2012-06-01 DOI: 10.1016/j.ios.2011.03.002

A. Leonida , A. Paiusco , G. Rossi , F. Carini , M. Baldoni

{"title":"Effetti della low-level laser irradiation su cellule staminali mesenchimali inoculate in una biomatrice tridimensionale: studio pilota in vitro","authors":"A. Leonida , A. Paiusco , G. Rossi , F. Carini , M. Baldoni","doi":"10.1016/j.ios.2011.03.002","DOIUrl":"https://doi.org/10.1016/j.ios.2011.03.002","url":null,"abstract":"<div><h3>Objectives</h3><p>The purpose of this trial was to evaluate the effects of Nd:Yag laser irradiation on proliferation and differentiation of mesenchymal stem cells (MSCs) induced to differentiate into osteoblasts.</p></div><div><h3>Materials and methods</h3><p>MSCs were isolated from adult human bone marrow and cultured in complete medium (α-MEM). The cells were subsequently cultured in osteogenic medium, seeded into three-dimensional collagen scaffolds, and incubated. We used six scaffolds, equally divided into three groups: two groups were irradiated with Nd:Yag laser at different power levels, and the third was left untreated (control group). Cells were specifically stained and assessed at 7 and 14 days.</p></div><div><h3>Results</h3><p>After 7 days, proliferation in the laser-treated scaffolds was increased with respect to the control scaffold. After 14 days, however, laser irradiation does not appear to have any further effect on cell proliferation. As for differentiation, an exponential increase (versus controls) was observed after 14 days of laser irradiation.</p></div><div><h3>Conclusions</h3><p>Laser treatment clearly exerts positive effects on the proliferation and differentiation of MSCs induced to differentiate into cells of the osteoblastic lineage.</p></div>","PeriodicalId":100732,"journal":{"name":"Italian Oral Surgery","volume":"11 3","pages":"Pages 96-104"},"PeriodicalIF":0.0,"publicationDate":"2012-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.ios.2011.03.002","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72281553","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

Sommario/Contents Sommario /高兴

Italian Oral Surgery Pub Date : 2012-06-01 DOI: 10.1016/S1827-2452(12)00094-3

引用次数: 0

Sommario/Colophon Sommario/Colophon

Italian Oral Surgery Pub Date : 2012-06-01 DOI: 10.1016/S1827-2452(12)00096-7

引用次数: 0

I concentrati piastrinici quale approccio biomimetico capace di innescare e potenziare il processo rigenerativo 血小板浓缩物是一种仿生方法，可以触发和加强再生过程

Italian Oral Surgery Pub Date : 2012-06-01 DOI: 10.1016/j.ios.2012.03.001

Massimo Del Fabbro, Silvio Taschieri

引用次数: 0

Espansione controllata della cresta ossea atrofica mandibolare per fini implantari: caso clinico