Results 61 to 70 of about 39,318 (324)

Early Pliocene Varanus (Squamata, Varanidae) remains from Megalo Emvolon, Thessaloniki, Greece

The Anatomical Record, EarlyView.
The article describes new cranial and postcranial varanid material from Megalo Emvolon Lower Pliocene vertebrate fossil site near Thessaloniki. The fossils, likely representing a single individual, are referred to Varanus cf. marathonensis. Abstract This study describes new fossil varanid material from a recently discovered fossil spot (MVL site) at ...
Chara Drakopoulou, Georgios L. Georgalis, Georgios Lazaridis, Dimitris S. Kostopoulos   +3 more
wiley   +1 more source

Analysis of Cementum Layers in Archaeological Material

Dental Anthropology Journal, 2018
The aim of this study was to assess the utility of cementum layers for estimating age at death of remains from an archaeological site. Variability in cementum layer counts due to interobserver error and variation among dental regions were analyzed ...
Michaela M Huffman, D. Antoine
semanticscholar   +1 more source

Histology and fossil diagenesis of a pterosaur tooth from the Crato Formation (Lower Cretaceous of Brazil)

The Anatomical Record, EarlyView.
Abstract Pterosaur dental biology remains poorly understood despite its importance for comprehending feeding strategies and flight adaptations. Here, we present the first comprehensive histological analysis of an ornithocheiriform pterosaur tooth from the Lower Cretaceous Crato Formation (Santana Group, Northeast Brazil).
Tito Aureliano, Matheus P. S. Rocha, Francisco P. Lima‐Filho, Aline M. Ghilardi   +3 more
wiley   +1 more source

Evaluating the Effects of Cigarette Smoking and Heated Tobacco Products on Hard Dental Tissues: A Comparative Histological and Colorimetric Analysis

Clinical and Experimental Dental Research
Objectives This study aimed to evaluate and compare the impact of cigarette smoking (CS) and heated tobacco (HT) on the alteration of color and ultrastructural characteristics of human enamel and cementum.
Mahmoud Al Ankily, Fatma Makkeyah, Mahmoud M. Bakr, Mohamed Shamel   +3 more
doaj   +1 more source

Union of maxillary second and third molar [PDF]

, 1968
Pathological union is rare between permanent teeth. A case study of a male aged thirty, had pain and a swelling associated with two partly erupted permanent upper molars is described. An incision was made and the mucosa reflected.
Boffa, Charles J.
core  

Preservation therapy for vertically fractured teeth with periodontal tissue regeneration using FGF‐2

Clinical Advances in Periodontics, EarlyView.
Abstract Background Vertically fractured teeth often have a poor prognosis, and extraction is considered the most predictable treatment. Conventional management has consisted of preservation therapy involving extraction, bonding, root restoration, and replantation of fractured teeth.
Masaichiro Iwasaki, Masahide Takedachi, Keigo Sawada, Koji Miki, Shinya Murakami   +4 more
wiley   +1 more source

Coronal Displacement of Cementum in Impacted Teeth and Its Correlation to Age: A Preliminary Study

Journal of Indian Academy of Oral Medicine and Radiology, 2010
Structural changes occur throughout life in enamel, dentine, and cementum with continuous cementum apposition. Erupted teeth are directly affected by environmental and ageing process as opposed to impacted teeth. Cementum deposition on a healthy tooth is
Aparna Thombre Sharma, Minal Chaudhary, Vivek Thombre, Satyajit A Tekade, Pranoti Pradhan, Kriti Bagri   +5 more
doaj  

Progress in Basic Research and Clinical Strategies for Cementum Regeneration

International Dental Journal
Periodontitis is a chronic inflammatory disease that inflicts damage to periodontal tissues, leading to loss of teeth, and affects systemic health.
Xiaoxue Zhu, Dandan Xiang, Yiding Huo, Xiaotao He, Faming Chen, Beimin Tian, Xuan Li   +6 more
doaj   +1 more source

Periodontitis treatment and microbiome in a patient with FAM20A mutation: Case study of 1.5 years

Clinical Advances in Periodontics, EarlyView.
Abstract Background Enamel‐renal‐gingival syndrome (ERGS) is an autosomal recessive disorder caused by mutations in the FAMily with sequence similarity 20A (FAM20A) gene, and is characterized by amelogenesis imperfecta, delayed or failed tooth eruption, and periodontitis.
John Rong Hao Tay, Preethi Balan, Chaminda Jayampath Seneviratne   +2 more
wiley   +1 more source

Radiocarbon analysis of modern skeletal remains to determine year of birth and death: a case study [PDF]

, 2015
To aid in the development of a biological profile for human remains found in Collyhurst, Manchester, England we undertook 14C analysis of tooth enamel, tooth collagen and bone collagen on behalf of Greater Manchester Police.
Ainscough, L.A.N., Cook, G.T., Dunbar, E.   +2 more
core   +1 more source