Results 121 to 130 of about 11,490 (290)

Calcification of the human heart valves: a mineralogical approach

open access: yes, 2010
Normal physiologic processes result in development of mineralized tissue. Bones and tooth enamel are the main example of biominerals. Pathologic processes lead to calcification of the atherosclerotic plaques, kidney and salivary stones and other ...
CAVARRETTA, Elena   +4 more
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Retinoic Acid Signalling Regulates Zebrafish Tooth Germ Repair Following Injury

open access: yesCell Proliferation, EarlyView.
Retinoic acid signalling may regulate the repair processes in a tooth germ injury model using Tg(scpp5:Dendra2‐NTR) zebrafish and the nitroreductase (NTR)/metronidazole (MTZ) system. ABSTRACT Although the role of retinoic acid (RA) signalling in odontogenesis is well established, its involvement in the repair of injured tooth germs remains unclear.
Qiqi Liu   +4 more
wiley   +1 more source

The structure and development of mammalian enamel.

open access: yes, 1964
PhDEnamel development and structure have been studied in a number of placental and marsupial mammals, by light microscopy; electron-microscopy; and scanning electron microscopy.
Boyde, Alan
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Response surface analysis of rat bone composition changes by dietary calcium and silicon [PDF]

open access: yes, 2003
Plan BSilicon (Si) apparently is involved in bone calcification; however, its affect appears to be related to dietary calcium. The objective of this experiment was to determine the effects of varying concentrations of dietary silicon on bone ...
McCrady, Shelly
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Unexpected Promotion of Bone Regeneration by Inhibition of BMPR1A‐Mediated BMP Signalling

open access: yesCell Proliferation, EarlyView.
BMPR1A downregulation reduces ID1, releases TCF3 to activate GNG4‐PI3K‐AKT signalling, thereby promoting OPC proliferation and bone regeneration. ABSTRACT Bone morphogenetic protein (BMP) signalling plays a pivotal role in bone regeneration by regulating osteoprogenitor cell (OPC) function, and BMPs have been widely used in clinical treatment. However,
Zihao Zhou   +8 more
wiley   +1 more source

A Review on Dental Age Estimation in Children and Adolescents

open access: yesJournal of Forensic Science and Medicine
Children are seen as beings who exist from birth through puberty, while teenagers are regarded as existing from puberty until around the age of 20 years.
Ishita Singhal   +4 more
doaj   +1 more source

Detection of tooth decay: Report of a novel invention

open access: yes, 2015
Tooth decay is a microbial infectious disease that caused to local damage of calcification tissues of tooth and common cause of tooth damage in youth. Therefore, prevention of this damage is necessary.
Hashemian, A.   +2 more
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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

The long-term growth of homogeneous embryo tooth germ transplanted into the maxilla of a rat

open access: yes, 2007
In case of missing tooth caused by dental caries or periodontal disease, it can be restored by various methods, and there has been much interest in implant and tooth transplantation.
정한성   +4 more
core  

A histologic study of human tooth development [PDF]

open access: yes, 1976
Thesis (D.Sc.D.)--Boston University School of Graduate Dentistry (Endodontics) 1976.Includes bibliography.A series of eleven human fetuses were examined histologically with respect to tooth development.
Rosenberg, Robert J.
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