Results 141 to 150 of about 22,882 (301)

Out in the cold? A review of Early Middle Palaeolithic settlements in northern Central Europe, age data and geological preconditions for site formation and preservation

open access: yesBoreas, EarlyView.
The characteristics of settlement of Neanderthals in northern Central Europe during the earlier phases of the Middle Palaeolithic (Marine Isotope Stage 8–6) have been a matter of debate for decades, specifically regarding the population dynamics at such latitudes during the coldest phases. In this paper, we review the known archaeological record of the
Gianpiero Di Maida   +5 more
wiley   +1 more source

Economic aspects of mandibular third molar surgery

open access: yes, 2010
Objective. The aim of this study was to make estimates from a dental care and societal perspective on costs of mandibular third molar surgery. Material and methods.
Norlund, Anders   +2 more
core  

The relationship between impacted mandibular third molar and mandibular canal on orthopantomogram – a retrospective study

open access: yes
Background: Surgical removal of the impacted lower third molar teeth require thorough investigations and assessment, one of these very important investigations is orthopantomogram (OPG) which is the primary assessment method, to determine the ...
Kashmoola, Sayfaldeen   +4 more
core   +1 more source

The Early Upper Palaeolithic open‐air site of Friedrichsdorf‐Seulberg, Germany, in the context of the northern central European Aurignacian

open access: yesBoreas, EarlyView.
Our knowledge of the Early Upper Palaeolithic occupation in northern central Europe is very limited, and recent research at the open‐air site of Friedrichsdorf‐Seulberg in Hesse, Germany, provides important new information on the Aurignacian. The site is rather small (26.5 m2) and spatial analysis identified a central hearth with two associated ...
Tilman Böckenförde   +5 more
wiley   +1 more source

Morphology‐based phylogeny of longhorn beetles (Coleoptera, Cerambycidae) aligns with phylogenomics and informs higher‐level systematics

open access: yesCladistics, EarlyView.
Abstract We present a morphology‐based backbone phylogeny of Cerambycidae beetles inferred by parsimony analyses using 77 adult characters scored for 101 species. This phylogeny is largely consistent with recent phylogenomic studies regarding key placements (e.g., Parandrini stat. rev. within Prioninae, Necydalini stat. rev.
Burcu Şabanoğlu Şimşek   +2 more
wiley   +1 more source

Bone resorption in incompletely impacted mandibular third molars and acute pericoronitis

open access: yes, 2009
Minoru Yamaoka, Yusuke Ono, Masahiro Takahashi, Ryosuke Doto, Kouichi Yasuda, Takashi Uematsu, Kiyofumi FurusawaMatsumoto Dental University, School of Dentistry, Shiojiri, Nagano, JapanAbstract: Acute pericoronitis (AP) arises frequently in incompletely ...
Ryosuke Doto   +4 more
core  

Association of Transmucosal Emergence Geometry and Peri‐Implant Diseases Prevalence Around Bone‐ and Tissue‐Level Implants: A Cross‐Sectional Study

open access: yesClinical Oral Implants Research, EarlyView.
ABSTRACT Objectives This cross‐sectional study primarily aimed at investigating the association between the transmucosal emergence geometry and the prevalence of peri‐implant diseases in bone‐ and tissue‐level implants (BL/TL). As secondary objectives, the association of other implant‐, prosthesis‐, and patient‐related variables with crestal bone ...
Clemens Raabe   +6 more
wiley   +1 more source

Single‐Cell Virtual Perturbation Screening Identifies STAT3 as a Key Regulator of Dentinogenesis

open access: yesCell Proliferation, EarlyView.
STAT3 promotes odontoblast differentiation in dental mesenchymal cells by transcriptionally regulating WNT2B via the canonical Wnt/β‐catenin signalling pathway. These findings elucidate a mechanism underlying dentine development. ABSTRACT Dentine formation constitutes a physiological process precisely regulated by signal transduction modules governing ...
Yanfei Zhu   +12 more
wiley   +1 more source

Collagen Type VI Alpha 1 as a Regulator of Redox Homeostasis in Antioxidant‐Enhanced Osteogenesis of Dental Stem Cells

open access: yesCell Proliferation, EarlyView.
Under physiological conditions, NAC activates the PI3K‐AKT‐COL6A1 axis to sustain redox balance and enhance osteogenesis. COL6A1 deficiency, however, compromises this axis, inducing oxidative stress and impairing NAC's osteogenic efficacy. ABSTRACT Alveolar bone injury represents a prevalent clinical challenge in dentistry, for which stem cell‐based ...
Zhaosong Meng   +11 more
wiley   +1 more source

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