Results 1 to 10 of about 11,300 (173)

Extraction of High-Purity Native State Gutta-Percha from Enzymatic Hydrolyzed Eucommia ulmoides Pericarps by Ultrasound Treatment and Surfactant Aqueous Phase Dispersion

open access: yesAgriculture, 2022
Herein, a method of ultrasound treatment combined with surfactant aqueous phase dispersion was proposed for the extraction of high-purity gutta-percha in its native state from enzymatic hydrolyzed Eucommia ulmoides pericarps.
Qili Shi   +4 more
doaj   +1 more source

Uso de perchas para dormir por la lagartija Anolis uniformis (Squamata: Polychrotidae) en el bosque tropical fragmentado de Los Tuxtlas, México

open access: yesRevista Mexicana de Biodiversidad, 2010
Se describe el uso de perchas nocturnas por parte de la lagartija Anolis uniformis. Durante un año se ralizaron muestreos bimensuales en fragmentos pequeños y áreas continuas de bosque tropical perennifolio en Los Tuxtlas, México.
Elisa Cabrera-Guzmán   +1 more
doaj   +1 more source

El uso de Isertia laevis como percha por Centurio senex (Chiroptera: Phyllostomidae) en el suroeste de Costa Rica

open access: yesMammalogy Notes, 2014
Varias especies de Phyllostomidae construyen tiendas mediante la modificación de hojas grandes de principalmente Araceae, Arecaceae y Heliconiaceae (Rodríguez-Herrera et al. 2007).
José Manuel Mora   +2 more
doaj   +1 more source

Antibacterial Activity of Endodontic Gutta-Percha—A Systematic Review

open access: yesApplied Sciences, 2023
Numerous failures in root canal treatment (RCT), attributed to the persistence of adverse microbiota, prompted researchers to develop a biomaterial with effective antibacterial and antifungal properties.
Jakub Kowalski   +6 more
doaj   +1 more source

Evaluación de la abundancia relativa y percepción de la presencia de palomas Columba livia (Columbiformes: Columbidae) en la Universidad Nacional de Costa Rica

open access: yesUniciencia, 2017
La presencia de la paloma Columba livia en las obras de infraestructura conlleva a un deterioro de estas mismas; el aumento de estas aves en grandes ciudades ha alarmado a la población, igual situación ocurre en las instalaciones de la Universidad ...
Óscar Ramírez-Alán   +3 more
doaj   +1 more source

A comparison of apical sealing ability of different root canal obturation techniques in oval root canals

open access: yes口腔疾病防治, 2017
Objective To investigate the effect of different root canal obturation techniques on apical sealing in oval root canals. Methods 120 recently extracted human premolars with single oval canal were randomly divided into 6 groups, including single point ...
DENG Junqing, LU Zhonglin
doaj   +1 more source

Gutta-Percha-based Adhesive for Laminated Wood Production

open access: yesBioResources, 2014
The characteristics of gutta-percha (i.e., chemical compound and melting and glass transition temperatures) and the performance of laminated wood (i.e., moisture content, density, shear strength, and delamination ratio) prepared from sengon wood ...
Tati Karliati   +4 more
doaj   +1 more source

Evaluation of the effectiveness of three different solvents in dissolving gutta-percha and GuttaFlow: in vitro

open access: yesActa Odontologica Turcica, 2017
Objective: The aim of this study was the comparative evaluation of the effectiveness of orange oil, turpentine oil, and chloroform in dissolving gutta-percha and GuttaFlow discs.
Evren Sarıyılmaz, Cangül Keskin
doaj   +1 more source

Learning the Structure of Biomedical Relationships from Unstructured Text.

open access: yesPLoS Computational Biology, 2015
The published biomedical research literature encompasses most of our understanding of how drugs interact with gene products to produce physiological responses (phenotypes).
Bethany Percha, Russ B Altman
doaj   +1 more source

Dissolving efficacy of some organic solvents on gutta-percha Eficácia dissolvente de alguns solventes orgânicos sobre a guta-percha

open access: yesBrazilian Oral Research, 2007
The aim of this study was to evaluate the solubility of gutta-percha in four organic solvents used in endodontics. The solubility of gutta-percha (Dentsply) was assessed in xylol, orange oil, eucalyptol, chloroform and distilled water.
Bianca Silva Magalhães   +4 more
doaj   +1 more source

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