Results 81 to 90 of about 1,551,640 (337)

Degree of Conversion of Self-etch Adhesives: In Situ Micro-Raman Analysis [PDF]

open access: yesOperative Dentistry, 2016
SUMMARY Purpose: Degree of conversion (DC) affects the physicochemical properties of dental adhesives. The aim of this study was to measure the DC within the hybrid layer of four one-step self-etch adhesives using Raman microspectroscopy. The hypothesis tested was that there was no difference among the tested adhesives.
Navarra, C. O.   +5 more
openaire   +4 more sources

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Effect of Storage Time on the Degree of Conversion of Light Cured Dental Materials [PDF]

open access: yesAl-Rafidain Dental Journal, 2012
The aim of this study was to investigate the effect of storage time (immediately after polymerization and after one month of artificial saliva storage) on the degree of conversion (DC) of restorative type of light cured dental materials.
Sabah A Ismail   +2 more
doaj   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Glass transition and degree of conversion of a light-cured orthodontic composite [PDF]

open access: yesJournal of Applied Oral Science, 2009
This study evaluated the glass transition temperature (Tg) and degree of conversion (DC) of a light-cured (Fill Magic) versus a chemically cured (Concise) orthodontic composite.Anelastic relaxation spectroscopy was used for the first time to determine the Tg of a dental composite, while the DC was evaluated by infrared spectroscopy.
Sostena, Michela M.D.S.   +3 more
openaire   +8 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Degree of Conversion and Oxygen-Inhibited Layer Effect of Three Dental Adhesives

open access: yesDentistry Journal, 2016
This study investigated the effect of the oxygen-inhibited layer on the degree of conversion (DC) of three dental adhesives, comparing two different protocols.
Lindsay Robertson   +4 more
doaj   +1 more source

Degree of Conversion of Dual-Cured Composite Luting Cements

open access: yesDental Materials Journal, 1991
The degree of conversion (DC) of dual-cured composite luting materials for composite inlay restoration was determined by Fourier transform infrared spectroscopy. Dual-cured composite cements showed a DC of 59.3-75.0% after self-cure and 66.6-81.4% after photo-cure.
Ikuro HARASHIMA   +2 more
openaire   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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