Results 71 to 80 of about 65,756 (216)

Proximity of the mandibular molar root apex from the buccal bone surface: a cone-beam computed tomographic study

open access: yesRestorative Dentistry & Endodontics, 2016
Objectives The purpose of this study was to evaluate the proximity of the mandibular molar apex to the buccal bone surface in order to provide anatomic information for apical surgery. Materials and Methods Cone-beam computed tomography (CBCT) images
Dokyung Kim, Jung-Hong Ha   +3 more
doaj   +1 more source

Management of Maxillary Anterior Tooth with Open Apex by MTA Apexification

open access: yesInternational Journal of Innovative Science and Research Technology (IJISRT)
Endodontic therapy of teeth with open apex and chronic periapical lesion presents a challenging situation to the clinician. The present case reported outlines treatment of symptomatic maxillary central incisors that have a traumatic history of 15years.
Surya K R   +3 more
openaire   +1 more source

Redescription of \u3ci\u3eMicropsectra Polita\u3c/i\u3e (Diptera: Chironomidae) with the Female and Immature Stages [PDF]

open access: yes, 2017
(excerpt) Malloch (1915) described Micropsectra polita (as Tanytarsus politus) from males collected along the banks of Central Dredge Ditch at Easton, Mason County, llIinois. Females of this species were not collected at that time.
Webb, Donald W
core   +2 more sources

Osteology and relationships of Rhinopycnodus gabriellae gen. et sp. nov. (Pycnodontiformes) from the marine Late Cretaceous of Lebanon [PDF]

open access: yes, 2013
The osteology of Rhinopycnodus gabriellae gen. and sp. nov., a pycnodontiform fish from the marine Cenomanian (Late Cretaceous) of Lebanon, is studied in detail.
Capasso, Luigi, Taverne, Louis
core   +3 more sources

Evaluation of the reinforcement effect on teeth with different apical foramen diameters of retrograde or orthograde MTA application with internal matrix

open access: yesActa Odontologica Turcica, 2016
OBJECTIVE: The aim of this study was to determine the effect of the apical foramen diameter and different application methods of Mineral Trioxide Aggregate (MTA) on the fracture resistance of simulated immature teeth using a Universal Testing Machine.
Emre Bayram   +2 more
doaj   +1 more source

New or little known epiphyllous liverworts : 6., Papillolejeunea gen. nov. from Papua New Guinea [PDF]

open access: yes, 1997
A new epiphyllous Lejeuneaceae genus, Papillolejeunea is described. It is a segregate of Lejeunea, characterized by a large, 2-4 celled, stout, papilla like first (distal) tooth on a well developed, inflated lobule, while the second (proximal) tooth is ...
Pócs, Tamás
core  

Review of Neurepyris Kieffer, 1905 (Hymenoptera, Bethylidae), a new synonym of Pristocera Klug, 1808 [PDF]

open access: yes, 2011
The genus Neurepyris Kieffer, 1905 is revised. The adult male holotypes N. rufiventer Kieffer, 1913 from Eritrea and N. tagala (Ashmead, 1905) from the Philippines are redescribed and illustrated.
Alencar, Isabel D.C.C.   +1 more
core   +3 more sources

Healing of apical rarefaction of three nonvital open apex anterior teeth using a white portland cement apical plug

open access: yesContemporary Clinical Dentistry, 2012
The major challenge of performing root canal treatment in an open apex pulp-less tooth is to obtain a good apical seal. MTA has been successfully used to achieve a good apical seal, wherein the root canal obturation can be done immediately. MTA and White
Amitabha Chakraborty   +3 more
doaj   +1 more source

Platelet Rich Fibrin in the revitalization of tooth with necrotic pulp and open apex

open access: yesJournal of Conservative Dentistry, 2012
Regeneration of pulp-dentin complex in an infected necrotic tooth with an open apex is possible if the canal is effectively disinfected. The purpose of this case report is to add a regenerative endodontic case to the existing literature about using Platelet Rich Fibrin (PRF).
Shivashankar, Vasundara Yayathi   +3 more
openaire   +3 more sources

Studies on Hong Kong Cheilolejeunea with two species new to China [PDF]

open access: yes, 1996
Five species of the genus Cheilolejeunea are reported from Hong Kong. Among them, Cheilolejeunea osumiensis (Hatt.) Mizut. and Cheilolejeunea ryukyuensis Mizut. are new to China. Cheilolejeunea intertexta (Lindenb.) Steph.
So, M.L., Zhu, R.L.
core  

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