Results 41 to 50 of about 13,196 (188)

Efficiency of wear and decalcification technique for estimating the age of estuarine dolphin Sotalia guianensis

open access: yesJournal of Biosciences, 2011
Most techniques used for estimating the age of Sotalia guianensis (van Beneden, 1864) (Cetacea; Delphinidae) are very expensive, and require sophisticated equipment for preparing histological sections of teeth. The objective of this study was to test a more affordable and much simpler method, involving of the manual wear of teeth followed by ...
Nicolle V, Sydney   +1 more
openaire   +2 more sources

Filling of simulated lateral canals with gutta-percha or thermoplastic polymer by warm vertical compaction

open access: yesBrazilian Oral Research, 2015
The aim of this study was to evaluate the ability of gutta-percha and a thermoplastic synthetic polymer (Resilon) to fill simulated lateral canals, using warm vertical compaction.
Arnaldo SANT’ANNA JUNIOR   +4 more
doaj   +1 more source

Bridging aortic valve surgery to 21st century. what can a surgeon do [PDF]

open access: yes, 2019
Aortic valve stenosis is the most clinically relevant valvular heart disease in the elderlies. Surgical aortic valve replacement (SAVR) represented, for decades, the standard of care for the treatment of severe aortic stenosis.
Barretta, Antonio   +13 more
core   +1 more source

Evaluation of techniques for human bone decalcification and amplification using sixteen STR markers

open access: yesEgyptian Journal of Forensic Sciences, 2015
AbstractEfficient DNA extraction procedures, as well as accurate DNA amplification, are critical steps involved in the process of successful DNA analysis of skeletal samples. Unfortunately, at present there is no infallible method to recover DNA from highly degraded samples due to variations in DNA yield from larger bone fragments, which may be ...
Ajay Balayan   +3 more
openaire   +2 more sources

Post-traumatic osteoarthritis in mice following mechanical injury to the synovial joint [PDF]

open access: yes, 2017
We investigated the spectrum of lesions characteristic of post-traumatic osteoarthritis (PTOA) across the knee joint in response to mechanical injury.
Chinzei, Nobuaki   +7 more
core   +3 more sources

Rapid decalcification technique using tissue floatation bath (TFB) in a tertiary care oncology centre

open access: yesIndian Journal of Pathology and Oncology, 2016
Background: Decalcification of bone is a very important procedure in pathology especially in an oncology set up for proper staging, chemotherapy response or even in diagnosis of tumors. Objectives- To evaluate the use of tissue floatation bath (TFB) for rapid decalcification of mandibulectomy specimens in an oncology setup.
Sandeep Ojha   +5 more
openaire   +1 more source

Fluoridated elastomers: in vivo versus in vitro fluoride release [PDF]

open access: yes, 2003
OBJECTIVES: To compare (i) the in vivo release of fluoride from fluoridated elastomers to the in vitro release, and (ii) the residual fluoride content of the elastomers after 1 week in the mouth with and without fluoride toothpaste and mouthrinse ...
Benson, P.E., O'Dwyer, J.J., Tinsley, D.
core   +1 more source

Study of the decalcification process in mortars degraded by NH4NO3 by using ultrasonic techniques

open access: yesMateriales de Construcción, 2009
Water takes part in most if not all of the degradation processes experienced by cement-based materials during their service-life. The effect of pure water usually is not of primary concern as it involves very lengthy degradation diffusion controlled processes; aqueous solutions are more aggressive, promoting increased solubility of matrix components ...
Segura Pérez, Ignacio   +4 more
openaire   +5 more sources

USE OF TOOTH CLEARING TECHNIQUE TO DETERMINE ROOT AND CANAL MORPHOLOGY OF PERMANENT MANDIBULAR THIRD MOLARS IN POPULATION OF PESHAWAR: AN IN VITRO CROSS-SECTIONAL STUDY

open access: yesKhyber Medical University Journal, 2021
OBJECTIVE: To find out number of roots, root-canals and canal configuration in permanent mandibular third molars through tooth clearing technique. METHODS: In this cross-sectional study, 193 extracted human mandibular permanent third molars with ...
Imran Khattak   +5 more
doaj   +1 more source

Development of low-pH cementitious materials for HLRW repositories. Resistance against ground waters aggression [PDF]

open access: yes, 2010
One of the most accepted engineering construction concepts of underground repositories for high radioactive waste considers the use of low-pH cementitious materials.
Alonso Alonso, Maria Cruz   +3 more
core   +2 more sources

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