Results 21 to 30 of about 19,068 (302)

Taxonomic revision and phylogeny of the Ophiocoma brevipes group (Echinodermata, Ophiuroidea) : with description of a new subgenus (Breviturma) and a new species [PDF]

open access: yes, 2013
The taxonomy of the genus Ophiocoma was last revised by Devaney in 1970. Recent discoveries of new species and re-instatement of previously synonymized names suggest that we still do not fully understand the species limits in this genus.
Boissin, Emilie   +2 more
core   +3 more sources

Evaluation of the incisive papilla as a guide to the maxillary central incisors and canine teeth position in Iraqi and Yemenian samples

open access: yesمجلة كلية الطب, 2009
Back ground: This study was conducted to estimate the relation ship of the incisive papilla to the antero posterior arrangement of the maxillary anterior teeth in a two different groups (Iraqi and Yemenian groups), because incisive papilla is considered ...
Hanan A. Khalaf
doaj   +1 more source

Structural validation of oral mucosal tissue using optical coherence tomography [PDF]

open access: yes, 2012
Background: Optical coherence tomography (OCT) is a non-invasive optical technology using near-infrared light to produce cross-sectional tissue images with lateral resolution.
Al-Delayme, R   +5 more
core   +1 more source

Expression of the of STRO-1 and HSP-25 markers during odontogenesis

open access: yesRGO: Revista Gaúcha de Odontologia, 2021
Objective: Therefore, the purpose of the currently study was to analyze the expression of the STRO-1 stem cell marker and the marker related to Hsp25 differentiation and dental development during odontogenesis in rats.
Karla Mayra REZENDE   +2 more
doaj   +1 more source

Odontogenic Myxoma Of The Maxilla: A Clinical Case Report And Review Of Literature [PDF]

open access: yes, 2013
Odontogenic myxomas are rare benign mesenchymal  tumours of head and neck with a potential for  local infiltration and recurrence. They appear to originate from the dental papilla, follicle or periodontal ligament in mandible and less commonly the ...
Bhardwaj, Vikram   +3 more
core   +2 more sources

Biomaterials and Scaffold Design Strategies for Regenerative Endodontic Therapy

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
Challenges with traditional endodontic treatment for immature permanent teeth exhibiting pulp necrosis have prompted interest in tissue engineering approaches to regenerate the pulp-dentin complex and allow root development to continue.
Gavin Raddall   +3 more
doaj   +1 more source

SP1 promotes the odontoblastic differentiation of dental papilla cells [PDF]

open access: yesDevelopment, Growth & Differentiation, 2015
Odontoblasts are a type of terminally differentiated and matrix‐secreting cells that are responsible for dentinogenesis. The process of odontoblast differentiation is regulated by a variety of transcription factors. The transcription factor SP1 is known to play an essential regulatory role in cell proliferation and differentiation.
Jie Zhang   +5 more
openaire   +2 more sources

Research progress on the gingival papilla reconstruction

open access: yes口腔疾病防治, 2018
The morphology of the gingival papilla plays an important role in the aesthetics of oral soft tissue. Gingi⁃ val papilla recession forms a visible black triangle, causing a series of problems such as aesthetic defects, pronunciation disorders and food ...
HU Yuanyuan, ZONG Juanjuan
doaj   +1 more source

Investigation of the Relationship of Gingival Biotype with the Width of Keratinized Gingiva, Depth of Probe, and Height of Papilla in Patients Referring to the Dental School at Golestan University of Medical Sciences [PDF]

open access: yesJournal of Mashhad Dental School, 2020
Introduction: Gingival biotype is defined as the faciolingual thickness of keratinized gingiva which plays an important role in periodontal health. Moreover, it affects the periodontal response to physical trauma, the result of periodontal and implant ...
Tayyebe Mousavi   +2 more
doaj   +1 more source

Potential use of human periapical cyst-mesenchymal stem cells (hPCy-MSCs) as a novel stem cell source for regenerative medicine applications [PDF]

open access: yes, 2017
Mesenchymal stem cells (MSCs) are attracting growing interest by the scientific community due to their huge regenerative potential. Thus, the plasticity of MSCs strongly suggests the utilization of these cells for regenerative medicine applications.
Codispoti, Bruna   +6 more
core   +2 more sources

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