نتایج جستجو برای: pulp response

تعداد نتایج: 996420  

2017
Ali Akhavan Farahnaz Arbabzadeh Majid Bouzari Sayed Mohammad Razavi Amin Davoudi

INTRODUCTION Pulp vitality and its continuous dentin prodution are essential for long-term success of direct pulp capping (DPC). The aim of present study was to evaluate the histopathological response of the canine pulp following DPC using either different dentin adhesive resins (DAR), calcium hydroxide (CH) or mineral trioxide aggregate (MTA). METHODS AND MATERIALS DPC was done on 72 dog's t...

2016
Himanshu Jain Nidambur Vasudev Ballal

A 19-year-old female patient reported to the Department of Conservative Dentistry and Endodontics, with the chief complaint of food lodgment in her upper right and lower left back tooth. There was associated history of mild pain while bitting. Her medical and family history was noncontributory. Intra oral examination revealed a deep carious lesion with respect to the mandibular right second pre...

Journal: :Quintessence international 2016
Vinisha Ranna Sergio Varela Kellesarian Changyong Feng Fawad Javed Alexis Ghanem

OBJECTIVE Abnormalities of the midface and maxilla are frequently corrected using Le Fort I surgery. This osteotomy passes near the apices of the maxillary teeth, severing the blood vessels and nerves supplying the teeth. The aim of this review was to determine the effect of Le Fort I osteotomy on pulpal vascularity and neurosensory response. DATA SOURCES A systematic search of the literature...

2010
Robert B. Henderson Katarzyna Grys Anne Vehlow Carine de Bettignies Agnieszka Zachacz Tom Henley Martin Turner Facundo Batista Victor L.J. Tybulewicz

Rac1 and Rac2 GTPases transduce signals from multiple receptors leading to cell migration, adhesion, proliferation, and survival. In the absence of Rac1 and Rac2, B cell development is arrested at an IgD- transitional B cell stage that we term transitional type 0 (T0). We show that T0 cells cannot enter the white pulp of the spleen until they mature into the T1 and T2 stages, and that this entr...

2015
Chi P Lee John S Colombo Wayne Nishio Ayre Alastair J Sloan Rachel J Waddington

Bioactive growth factors identified within the extracellular matrix of dentine have been proposed roles in regulating the naturally inherent regenerative dentine formation seen in teeth in response to trauma and infection, which may also be harnessed for novel clinical treatments in augmenting mineralised tissue repair. This study examined the specific biological action of demineralised dentine...

Journal: :Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics 1995
Y Tsuneda T Hayakawa H Yamamoto T Ikemi K Nemoto

This study evaluated the histological pulp responses of four different adhesive resin systems placed directly on exposed pulp tissue. Gap formation between the respective resin and cavity walls was observed and correlated to the pulpal response. Occlusal cavity preparations creating mechanical pulp exposures were prepared in molars of wistar rats. Preparations were filled using one of the follo...

2017
Siddharth Gautam Sushama R Galgali H S Sheethal N S Priya

INTRODUCTION Over the past century, the dental literature has consistently reflected a controversy related to the effect of periodontal disease on the dental pulp. Nonetheless, practitioners are of the opinion that teeth having deep periodontal pockets show variable pulpal response, which may necessitate root canal treatment. Thus, this study aimed to evaluate the changes in pulp due to advance...

Journal: :International endodontic journal 2014
S Azimi M Fazlyab D Sadri M A Saghiri B Khosravanifard S Asgary

AIM This randomized clinical trial evaluated clinical sign/symptoms as well as histological pulp reactions in terms of inflammation and mineralized bridge formation after partial pulpotomy of sound human premolars and placement of a bioceramic paste (iRoot BP) or tooth-colored ProRoot MTA as pulp-covering biomaterials. METHODOLOGY Twenty-four human sound premolars were randomly allocated into...

Journal: :The International journal of developmental biology 2007
Henrik Lovschall Thimios A Mitsiadis Knud Poulsen Kristina H Jensen Annette L Kjeldsen

Recent studies have shown that the pulp of human teeth contains a population of cells with stem cell properties and it has been suggested that these cells originate from pericytes. Molecules of the Notch signaling pathway regulate stem cell fate specification, while Rgs5 represents an excellent marker for pericytes. Pathological conditions such as dental trauma and carious lesion stimulate pulp...

Journal: :Dental materials journal 2012
Arunee Laiteerapong Yossakit Lochaiwatana Isao Hirata Masayuki Okazaki Kenta Mori Shinya Murakami Suchit Poolthong

This study aimed to investigate the in vitro biological response of human dental pulp cells to glass ionomer cement (GIC, Fuji IX GP(®)) containing 2.5% magnesium carbonate apatite (MgCO(3)Ap). MgCO(3)Ap was synthesized by wet method and characterized using FT-IR, XPS, and SEM. Fuji IX GP(®) served as a control. Test and control cements were prepared by encapsulated mixing the powder with Fuji ...

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