Results 51 to 60 of about 308,111 (297)

Bilateral double dens invaginatus in multituberculated maxillary central incisors with impacted supernumerary teeth: A rare case

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2015
Dens Invaginatus (DI) is a rare developmental malformation of teeth, resulting from an infolding of dental papilla. The increased risk of pulpal pathologies associated with DI makes it clinical relevant.
Pradhuman Verma   +3 more
doaj   +1 more source

Bidirectional drive and brake mechanism [PDF]

open access: yes, 1991
A space transport vehicle is disclosed as including a body which is arranged to be movably mounted on an elongated guide member disposed in outer space and driven therealong.
Swan, Scott A.
core   +1 more source

Recircumscription of the Nepenthes alata group (Caryophyllales: Nepenthaceae) in the Philippines : with four new species [PDF]

open access: yes, 2013
An overview of Nepenthes in the Philippines is presented. Four new species, Nepenthes extincta sp. nov., N. kitanglad sp. nov., N. kurata sp. nov. and N. leyte sp. nov.
Cheek, Martin, Jebb, Matthew
core   +3 more sources

GATA4‐Driven Transcription of HtrA1 Promotes Cellular Senescence in Ménière's Disease and Age‐Related Audio‐Vestibular Dysfunction

open access: yesAdvanced Science, EarlyView.
This study identifies the HDAC6/GATA4/HtrA1 axis as a critical driver of cellular senescence in the inner ear. GATA4 nuclear translocation, facilitated by HDAC6 downregulation, transcriptionally activates HtrA1, promoting hair cell senescence, SASP, and audio‐vestibular dysfunction in models of Ménière's disease and age‐related audio‐vestibular ...
Na Zhang   +16 more
wiley   +1 more source

Dientes dobles: fusión o geminación: reporte de dos casos

open access: yesRevista Facultad de Odontología Universidad de Antioquia, 2004
In this article we report two unusual cases of permanent double teeth in the maxilla. Double teeth is a term used to describe connate teeth and includes both dental fusion and gemination.
José N. Radi-L.   +2 more
doaj  

Endodontic treatment and esthetic management of a primary double tooth with direct composite using silicone buildup guide

open access: yesContemporary Clinical Dentistry, 2012
Gemination and fusion are morphological dental anomalies, characterized by the formation of a clinically wide tooth. Gemination occurs when one tooth bud tries to divide, while fusion occurs if two buds unite.
Vinaya Kumar Kulkarni   +5 more
doaj   +1 more source

Gymnostoma tasmanianum sp nov., a fossil Casuarinaceae from the Early Oligocene of Little Rapid River, Tasmania, Australia [PDF]

open access: yes, 2003
Int. J Plant Sci. 164(4):629–634. 2003. © 2003 by The University of ChicagoMacrofossils of Casuarinaceae from Early Oligocene sediments at Little Rapid River, Tasmania, are assigned to a new species, Gymnostoma tasmanianum.
Guerin, G., Hill, R.
core   +2 more sources

Teeth Stuck Togther:A Double Teeth Anomaly

open access: yesInternational Journal of Clinical & Medical Imaging, 2015
A great number of abnormalities in form and number of teeth is congenital. These abnormalities are manifested in a decreased or increased number of teeth or just in changes of tooth form. The term of double teeth is a dental anomaly which a single-tooth germ tries to produces two teeth.
openaire   +1 more source

Myeloid‐Derived Grancalcin Promotes Periodontal Inflammation and Pathological Bone Remodeling in Periodontitis

open access: yesAdvanced Science, EarlyView.
Grancalcin (GCA), a myeloid‐derived protein, is enriched in gingival tissues of periodontitis patients and mouse models. Through interactions with CD44 and activation of MYH9, GCA promotes NF‐κB signaling and exacerbates periodontal inflammation and bone loss.
Min Zhou   +6 more
wiley   +1 more source

Dental anomalies of the deciduous dentition among Indian children: A survey from Jodhpur, Rajasthan, India

open access: yesJournal of Indian Society of Pedodontics and Preventive Dentistry, 2015
Background: Anomalies and enamel hypoplasia of deciduous dentition are routinely encountered by dental professionals and early detection and careful management of such conditions facilitates may help in customary occlusal development.
Shravani Govind Deolia   +4 more
doaj   +1 more source

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