Results 11 to 20 of about 801,472 (311)

Advances in tooth agenesis and tooth regeneration

open access: yesRegenerative Therapy, 2023
The lack of treatment options for congenital (0.1%) and partial (10%) tooth anomalies highlights the need to develop innovative strategies. Over two decades of dedicated research have led to breakthroughs in the treatment of congenital and acquired tooth loss.
Ravi, V.   +9 more
openaire   +3 more sources

Paleobiology: A Tooth for a Tooth [PDF]

open access: yesCurrent Biology, 2017
Many vertebrates replace teeth through shedding of the functional tooth. New analyses of a fossil fish demonstrate that shedding involved tooth resorption, a primitive feature in bony fishes, but absent in sharks and their relatives.
openaire   +2 more sources

Toothing it [PDF]

open access: yesCurrent Biology, 2002
AbstractNigel Williams looks at new dental revelations from one of the most curious rodents.
openaire   +2 more sources

New Bathonian (Middle Jurassic) sauropod remains from the Valtos Formation, Isle of Skye, Scotland [PDF]

open access: yes, 2016
The discovery of a sauropod tooth and a single sauropod footprint from the Valtos Formation supplements our knowledge of these dinosaurs from the Middle Jurassic of the Isle of Skye.
Clark, Neil D.L., Gavin, Patrick
core   +4 more sources

A Database of Weekly Sea Ice Parcel Tracks Derived from Lagrangian Motion Data with Ancillary Data Products

open access: yesData, 2017
Arctic sea ice has been on the decline over the past several decades, and multi-year sea ice has decreased significantly in its areal share of the overall sea ice cover.
Matthew Tooth, Mark Tschudi
doaj   +1 more source

The effect of implants loaded with stem cells from human exfoliated deciduous teeth on early osseointegration in a canine model

open access: yesBMC Oral Health, 2022
Background This in vivo experimental study investigated the effect of stem cells from human exfoliated deciduous teeth (SHEDs) on early osteogenesis around implants.
Xu Cao   +4 more
doaj   +1 more source

Wear of human teeth: a tribological perspective [PDF]

open access: yes, 2005
The four main types of wear in teeth are attrition (enamel-on-enamel contact), abrasion (wear due to abrasive particles in food or toothpaste), abfraction (cracking in enamel and subsequent material loss), and erosion (chemical decomposition of the tooth)
Amaechi B. T.   +18 more
core   +2 more sources

IFT140+/K14+ cells function as stem/progenitor cells in salivary glands

open access: yesInternational Journal of Oral Science, 2022
Stem/progenitor cells are important for salivary gland development, homeostasis maintenance, and regeneration following injury. Keratin-14+ (K14+) cells have been recognized as bona fide salivary gland stem/progenitor cells.
Xueming Zhang   +5 more
doaj   +1 more source

An Eye for an Eye; A Tooth for a Tooth

open access: yesSurvey of Ophthalmology, 2005
A 24-year-old man experienced the sudden onset of a painless superior-temporal visual field defect of the left eye. Fundoscopy showed peripapillary pigmentary changes and a few nasal retinal white spots. Automated perimetry demonstrated an enlarged blind spot.
Departments of Ophthalmology ( host institution )   +3 more
openaire   +3 more sources

DLX5 and HOXC8 enhance the chondrogenic differentiation potential of stem cells from apical papilla via LINC01013

open access: yesStem Cell Research & Therapy, 2020
Background Mesenchymal stem cell (MSC)-based cartilage tissue regeneration is a treatment with great potential. How to enhance the MSC chondrogenic differentiation is a key issue involved in cartilage formation.
Haoqing Yang   +9 more
doaj   +1 more source

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