Results 41 to 50 of about 790,952 (308)

Correlation between proteoglycan and alveolar bone resorption in a mouse periodontitis model

open access: yes口腔疾病防治, 2022
Objective To analyze changes in proteoglycan and its correlation with alveolar bone resorption in periodontitis. Methods Twelve eight-week-old C57BL/6J male mice were selected, and the periodontitis model was established by ligating the right maxillary ...
WANG Siyuan   +3 more
doaj   +1 more source

Mandibular Dentition in Six Species of Salamanders, genus Plethodon (Caudata: Plethontidae), from Arkansas Using Scanning Electron Microscopy [PDF]

open access: yes, 1988
The mandibular (dentary) dentition of six species of Plethodon (P. caddoensis, P. dorsalis, P. fourchensis, P. glutinosus, P. ouachitae, and P. serratus) from Arkansas was studied using scanning electron microscopy.
Atwill, Richard A., Trauth, Stanley E.
core   +2 more sources

41Ca in tooth enamel. part I: A biological signature of neutron exposure in atomic bomb survivors [PDF]

open access: yes, 2010
The detection of 41Ca atoms in tooth enamel using accelerator mass spectrometry is suggested as a method capable of reconstructing thermal neutron exposures from atomic bomb survivors in Hiroshima and Nagasaki.
A. Arazi   +44 more
core   +1 more source

A Modular Bioinstructive Platform Reveals Mechanistic Insights into Additive‐Free, Topography‐Driven Osteogenesis

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered microparticle topographies direct human mesenchymal stem cell osteogenesis without biochemical additives. This osteogenic commitment is driven by canonical Hedgehog signaling and followed by temporal IGF‐II engagement. Two‐photon polymerization demonstrates spatial control, enabling the engineering of topographical gradients that pattern ...
Fatmah I. Ghuloum   +5 more
wiley   +1 more source

Does Further Education in Adulthood Improve Physical and Mental Health among Australian Women? A Longitudinal Study. [PDF]

open access: yesPLoS ONE, 2015
We analyzed whether further education in young adult and mid-life [adult educational mobility] influences physical functioning and depressive symptoms in women.14247 women born 1973-78 (younger cohort) and 13715 women born 1946-51 (mid-aged cohort) from ...
Leigh Tooth, Gita D Mishra
doaj   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Regulation of osteogenic differentiation under hypoxia by EphrinB2/EphB4 in MC3T3-E1 cells

open access: yes口腔疾病防治, 2023
Objective To investigate the effect of erythropoietin producing hepatocyte kinase receptor ligand B2-erythropoietin producing hepatocyte kinase receptor B4 (EphrinB2/EphB4) on the osteogenic differentiation of MC3T3-E1 cells in a hypoxic environment to ...
LIU Zishan, WANG Yixin, LI Yongming
doaj   +1 more source

A Nano‐Interception Strategy for Chronic Heart Failure: Prussian Blue Nanoparticles Disrupt Fibroblast‐Immune Communication via CCL2 Sequestration

open access: yesAdvanced Materials, EarlyView.
A nano‐interception strategy disrupts pathogenic fibroblast–macrophage crosstalk in chronic heart failure. Scalable Prussian blue nanoparticles selectively sequester CCL2 via ultrahigh‐affinity binding, preventing CCR2+ macrophage recruitment and breaking a key fibro‐inflammatory circuit. This approach demonstrates robust efficacy in murine and porcine
Bo Chen   +16 more
wiley   +1 more source

Tooth for tooth

open access: yesDissertationes Archaeologicae
Until the Hadrianic period, large bronzes had a naturalistic appearance due to polychrome elements. One element on the statues of gods, heroes and portraits that has been studied rarely are the inserted white teeth. They were invented in the late archaic or early classical period and disappeared on the large statues with the decline of the Hellenistic ...
openaire   +3 more sources

Subsidising Unsafe Road Use

open access: yesJournal of Road Safety, 2013
Motor accident regulation of compulsory third party (CTP) insurance in Australia and New Zealand has the effect of taxing safe-road use and subsidising unsafe road-use.
Richard Tooth
doaj  

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