نتایج جستجو برای: dental pulp necrosis

تعداد نتایج: 264960  

2010
Jaroslav Mokry Tomas Soukup Stanislav Micuda Jana Karbanova Benjamin Visek Eva Brcakova Jakub Suchanek Jan Bouchal Doris Vokurkova Romana Ivancakova

We provide a detailed characteristic of stem cells isolated and expanded from the human dental pulp. Dental pulp stem cells express mesenchymal cell markers STRO-1, vimentin, CD29, CD44, CD73, CD90, CD166, and stem cell markers Sox2, nestin, and nucleostemin. They are multipotent as shown by their osteogenic and chondrogenic potential. We measured relative telomere length in 11 dental pulp stem...

2014
Vellore Kannan Gopinath Khurshid Anwar

BACKGROUND Managing dental caries in young children is demanding due to the elusions present on the right diagnostic criteria for treatment. The present study evaluated the histological status of pulp tissues extracted from primary second molar with caries involvement. Histological findings are correlated with clinical and radiographic assessment. MATERIALS AND METHODS Simple experimental stu...

Journal: :dental research journal 0
maryam raoof mohammad mehdi yaghoobi ali derakhshani ali mohammadi kamal-abadi behnam ebrahimi

background: dental pulp stem cells can be used in regenerative endodontic therapy. the aim of this study was to introduce an efficient method for dental pulp stem cells isolation. materials and methods: in this in-vitro study, 60 extracted human third molars were split and pulp tissue was extracted. dental pulp stem cells were isolated by the following three different methods: (1) digestion of ...

Journal: :Journal of endodontics 2015
Cevat Erisken Dilhan M Kalyon Jian Zhou Sahng G Kim Jeremy J Mao

INTRODUCTION A critical step in biomaterial selection effort is the determination of material as well as the biological properties of the target tissue. Previously, the selection of biomaterials and carriers for dental pulp regeneration has been solely based on empirical experience. METHODS In this study, first, the linear viscoelastic material functions and compressive properties of miniatur...

Journal: :Pediatric dentistry 1996
G Holan A B Fuks

The diagnostic value of dark-gray discoloration of the crown of primary incisors following traumatic injury as a predictor of pulp vitality is controversial. This retrospective study attempted to examine the condition of the pulp of primary incisors with dark-gray discoloration following traumatic injuries. Forty-eight gray caries-free, traumatized primary incisors were examined clinically and ...

Journal: :Revista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial 2021

This case report aims to describe a long-term follow-up after the immediate treatment of multiple dental injuries. A 15-year-old female patient was admitted private clinic 30 minutes an accident at school. After clinical and radiographic examinations, tooth 21 diagnosed with enamel fracture horizontal root fracture, 22 lateral luxation, teeth 12, 11, 23 were subluxation. Teeth presented pulp ne...

2014
Maryam Raoof Mohammad Mehdi Yaghoobi Ali Derakhshani Ali Mohammadi Kamal-abadi Behnam Ebrahimi Mehdi Abbasnejad Noushin Shokouhinejad

BACKGROUND Dental pulp stem cells can be used in regenerative endodontic therapy. The aim of this study was to introduce an efficient method for dental pulp stem cells isolation. MATERIALS AND METHODS In this in-vitro study, 60 extracted human third molars were split and pulp tissue was extracted. Dental pulp stem cells were isolated by the following three different methods: (1) digestion of ...

2017
Mandana Naseri Akbar Khayat Sara Zamaheni Shiva Shojaeian

INTRODUCTION The purpose of this study was to assess the accuracy of sensibility tests by correlating it with histologic pulp condition. METHODS AND MATERIALS Assessment of clinical signs and symptoms were performed on 65 permanent teeth that were scheduled to be extracted for periodontal, prosthodontic or orthodontic reasons. The normal pulp and reversible pulpitis were considered as treatab...

2014
Sumita Kaswan Santosh Patil Sneha Maheshwari Farzan Rahman Suneet Khandelwal

AIM Pulp stones are discrete calcified bodies found in the dental pulp. Sialolithasis is the most common salivary gland disease. The aim of the present study was to determine the relationship between the pulp stones and salivary gland stones. MATERIAL AND METHODS 196 patients were randomly selected from the out patient department for the study. The periapical radiographs for all patients were...

2016
Hiromi Sumi Masto Kaku Shunichi Kojima Yayoi Matsuda Masahide Motokawa Hanaka Shikata Shotoku Kojima Taeko Yamamoto Yuka Yashima Toshitsugu Kawata Kazuo Tane Kotaro Tanimoto

Aim: Previous studies have demonstrated that orthodontic forces may injure dental pulp tissue via the apical foramen. The purpose of this study was to investigate the expression of various cytokines in pulp tissues of root apex after orthodontic tooth movement and compare the amount of internal root resorption in vital and pulp less rat teeth. Methods: Upper right first molars of 7-week Wistar ...

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