نتایج جستجو برای: prp and ppp platelet

تعداد نتایج: 16842905  

2012
Hans Gulliksson

Platelets can be prepared from whole blood either using the platelet-rich-plasma (PRP) method or the buffy-coat method (BC-PC). Yet a third type of platelet component is collected using the apheresis technique. Only a few countries still produce PRP platelets with the USA remaining among those countries. For this reason, studies on PRP platelets often were published quite a long time ago. Using...

Objective(s): Autologous bone transplantation known as the “gold standard” to reconstruction of osseous defects has known disadvantages. This study was designed to explore the effects of hydroxy-apatite/tricalcium-phosphate (HA/TCP) and platelet-rich plasma (PRP) on the osteogenesis ability of human adipose-derived mesenchymal stem cells (hAdMSCs) in vitro and in vivo. Materials and Methods: hA...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1391

چکیده مقدمه درمان دندانهای با پالپ نکروتیک وآپکس نابالغ یک چالش واقعی برای درمانگر است. فرضیه جدید regeneration افقهای جدیدی در درمان اینگونه دندانها ایجاد کرده است که مزایای آن شامل ادامه رشد ریشه و افزایش طول و ضخامت عاج و تشکیل دوباره عروق و اعصاب است . این عمل حتی در دندانهای نابالغ بشدت عفونی با پریودونتیت وآبسه پری رادیکولار قابل انجام است. مشاهده شده که prp (platelet rich plasma) یک ک...

Journal: :American journal of clinical pathology 2011
Hiba Alhumaidan Tracey Cheves Stein Holme Joseph D Sweeney

The processing of whole blood-derived platelet-rich plasma (PRP) to a platelet concentrate and platelet-poor plasma is currently performed within 8 hours to comply with the requirements to manufacture fresh frozen plasma. Maintaining PRP at room temperature for a longer period can have the advantage of shifting the completion of component manufacture onto day shifts. Pairs of ABO-identical prep...

Journal: :dental research journal 0
sharashchandra madhavarao biradar ashok satyanarayan arun j kulkarni basavaraj patti sunil k mysore ambika patil

background: coronally advanced fl ap (caf) has been shown to effectively treat gingival recession. platelet rich plasma (prp), containing autologous growth factors, has been shown to promote soft tissue healing. the aim of this clinical study was to determine whether the addition of an autologous prp to a caf when compared to a caf alone would improve the clinical outcome for treatment of multi...

Journal: :Platelets 2014
F Passaretti M Tia V D'Esposito M De Pascale M Del Corso R Sepulveres D Liguoro R Valentino F Beguinot P Formisano G Sammartino

Abstract Platelet derivatives are commonly used in wound healing and tissue regeneration. Different procedures of platelet preparation may differentially affect growth factor release and cell growth. Preparation of platelet-rich fibrin (PRF) is accompanied by release of growth factors, including platelet-derived growth factor (PDGF), vascular endothelial growth factor (VEGF) and transforming gr...

Journal: :Clinical cases in mineral and bone metabolism : the official journal of the Italian Society of Osteoporosis, Mineral Metabolism, and Skeletal Diseases 2011
Roberto Civinini Armando Macera Lorenzo Nistri Birgit Redl Massimo Innocenti

Platelet-rich plasma (PRP) is defined as a portion of the plasma fraction of autologous blood having platelet concentrations above baseline. When activated the platelets release growth factors that play an essential role in bone healing such as Platelet-derived Growth Factor, Transforming Growth Factor-β, Vascular Endothelial Growth Factor and others.Multiple basic science and in vivo animal st...

Journal: :Immunopatologiâ, allergologiâ, infektologiâ 2021

We presents results of a study on endometritis modeling in rats with double intravaginal administration bacterial lipopolysaccharide (LPS). The established endometrial inflammatory process was accompanied by decrease the weight animals, an increase uterus, neutrophilic infiltration, edema, and overexpression cyclooxygenase endometrium 30-45 days after start induction. Local use plasma enriched ...

Journal: :The journal of extra-corporeal technology 2006
Kevin Christensen See Vang Chad Brady Jack Isler Keith Allen John Anderson David Holt

Autologous platelet gel (APG) has become an expanding field for perfusionists. By mixing platelet-rich plasma (PRP) with thrombin and calcium, platelet gel is prepared and used in many surgical settings. There are many devices used to produce PRP. This study evaluates the Medtronic Magellan Autologous Platelet Separator. The purpose of this study was to show that processing two cycles of the sa...

Mafi, Afsaneh, Moghadam, Abbas, Moghadam, Nilofar,

  Background & objectives: Nephrotoxicity is the most important side effect of gentamicin and is a concern in clinical situations. There are no therapeutic tools to prevent or palliate nephrotoxicity. Platelet-rich plasma (PRP) as a source of growth factors can be considered as a therapeutic tool. Therefore, the aim of this study was to investigate the effects of PRP on proliferation of epithel...

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