Results 41 to 50 of about 3,253,967 (291)

Sealing Ability of Root-end Filling Materials

open access: yesThe Journal of Contemporary Dental Practice, 2015
ABSTRACT Background The aim of this research was to compare the apical sealing ability of different root-end filling materials (Super EBA®, ProRoot MTA®, thermoplasticized gutta-percha + AHPlus®, thermoplasticized RealSeal®), by means of microbial indicators.
Octávio, Amezcua   +5 more
openaire   +2 more sources

Bridging the gap: a genetically validated avian chorioallantoic membrane platform for investigation of spontaneous circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
We established the avian chorioallantoic membrane (CAM) assay as a scalable in vivo model for studying circulating tumor cells (CTCs). Human gastrointestinal tumors spontaneously released genetically validated CTCs that were detected across multiple platforms, demonstrating that the CAM model provides an accessible tool for investigating early cancer ...
Dennis Roth   +17 more
wiley   +1 more source

Influência da exposição do Biodentine ao tampão fosfato-salino sobre o selamento apical e a resistência de união à dentina (push-out) [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Odontologia, Florianópolis, 2014.Um novo material a base de silicato tricálcico (Ca3SiO5) - Biodentine foi lançado no mercado como ...
Cechella, Bruna Casagrande
core  

Capillary-Sealing Efficiency of Mica-Proxy Caprock for CO2/H2 Geologic Storage in the Presence of Organic Acids and Nanofluids [PDF]

open access: yes, 2023
Toward a diversified low-carbon future, the geological storage of carbon dioxide (CO2) and hydrogen (H2) is regarded as a key enabler for an industrial-scale implementation.
Hoteit, Hussein   +13 more
core   +1 more source

Physicochemical Properties, Sealing Ability, Bond Strength and Cytotoxicity of a New Dimethacrylate-based Root Canal Sealer

open access: yesJournal of the Formosan Medical Association, 2010
Resin-based root canal sealer can bond to dentin and establish a hermetic seal. The aim of this study was to evaluate the physicochemical properties, sealing ability, cytotoxicity and bond strength of a new resin-based root canal sealer (NRCS).
Zhengmei Lin   +4 more
doaj   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Avaliação da infiltração cervico-apical, par meio de microorganismos, atraves de canais radiculares obturados por tecnicas da guta-percha termoplastificada e condensação lateral : estudo in vitro [PDF]

open access: yes, 1998
Dissertação (Mestrado) - Universidade Federal de Santa Catarina, Centro de Ciencias da SaudeEste estudo avaliou in vitro o selamento, no sentido cérvico-apical, de canais radiculares obturados pela técnica de condensação lateral de cones de guta-percha ...
Lucena, Marcia Gonçalves
core  

Hydrostatic pressure activates HIF‐1α via β‐catenin to promote stemness in breast cancer cells

open access: yesFEBS Open Bio, EarlyView.
To mimic the elevated intestinal fluid pressure in breast cancers, we loaded human breast cancer cells (MCF‐7, MDA‐MB‐453, and BT‐474) to 50 mmHg hydrostatic pressure. Hydrostatic pressure exposure upregulated HIF‐1α and induced stemness in MCF‐7 and BT‐474 cells.
Da Zhai   +8 more
wiley   +1 more source

Bioatividade do MTA [PDF]

open access: yes, 2012
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências da Saúde. Odontologia.O agregado de trioxido mineral (MTA), introduzido na odontologia duas décadas atrás, é um material usado principalmente para o selamento de perfurações ...
Brodbeck, Rick Fornaza
core  

Stamina of a non-gasketed flange joint under combined internal pressure, axial and bending loading : an experimental study [PDF]

open access: yes, 2009
The performance of a bolted flange joint is characterized mainly by its 'strength' and 'sealing capability'. A number of numerical and experimental studies have been conducted to study these characteristics under internal pressure loading conditions alone.
Abid, Muhammad, Nash, David
core   +4 more sources

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