Results 51 to 60 of about 117,344 (304)

Avaliação da microdureza da dentina radicular após o uso de soluções irrigadoras e do curativo com hidróxido de cálcio [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.O objetivo deste estudo foi avaliar a influência do uso de soluções irrigadoras e do uso ...
Pinto, Larissa Fernanda
core  

Downregulation of major histocompatibility complex class I in bovine papillomas [PDF]

open access: yes, 2004
Bovine papillomavirus (BPV) induces papillomas in cattle; in the great majority of cases, these regress due to the host immune response, but they can persist and progress to malignancy.
Marchetti, B   +5 more
core   +1 more source

Soft, Degradable, and Magnetic Microcarriers for Encapsulation and Guided Transport of Drugs and 3D Spheroids

open access: yesAdvanced Materials, EarlyView.
This work presents soft, degradable hydrogel microcarriers that combine magnetic responsiveness with the ability to host multiple therapeutic and cellular components. Produced by droplet microfluidics, the carriers maintain structural integrity during manipulation, permit controlled breakdown under physiological conditions, and enable guided motion for
Xuan Peng   +18 more
wiley   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Influence of ethanol on dentin roughness, surface free energy, and interaction between AH Plus and root dentin

open access: yesBrazilian Oral Research, 2018
This study aimed to evaluate the influence of different ethanol concentrations on dentin roughness, surface free energy, and contact angle between AH Plus and the root canal dentin. One hundred human maxillary anterior teeth were split longitudinally and
Carlos Augusto de Morais Souto Pantoja   +6 more
doaj   +1 more source

\(L\)-minimal canal surfaces

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 1995
The paper starts with a brief review of some basic facts about Laguerre geometry. Then \(L\)-minimal canal surfaces are studied. \(L\)-minimal canal surfaces are enveloping surfaces of a 1-parameter family of oriented spheres that are extremals of the variational problem defined on immersed surfaces in Euclidean 3-space by the functional \((f, S ...
MUSSO, EMILIO, NICOLODI L.
openaire   +3 more sources

Blending Cylinders and Cones using Canal Surfaces

open access: yesNonlinear Analysis: Modelling and Control, 2000
There is reviewed the construction of a rational blending surface between cylinders and cones in some interlocation cases. This surface is constructed as a patch of rolling ball envelope, i.e. as a patch of tangent canal surface of rational-variable radius. This construction defines rational parameterization of a blending surface.
Kazakevičiūtė, Margarita   +1 more
openaire   +3 more sources

Eficácia de diferentes técnicas de irrigação sobre a remoção da pasta de hidróxido de cálcio do canal radicular [PDF]

open access: yes, 2015
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências da Saúde. Odontologia.Há relatos na literatura de que resíduos da pasta de Hidróxido de Cálcio (HC) sobre as paredes do canal radicular diminuem a força de união dos materiais ...
Felippe, Mariana Alves
core  

An Imaging‐Guided, Patient‐Specific Guiding Aid (RWNGuide) for Safe and Reproducible Inner Ear Drug Delivery

open access: yesAdvanced Materials Technologies, EarlyView.
A patient‐specific, imaging‐guided aid enables precise and reproducible drug delivery to the inner ear. By guiding therapeutic agents directly to the round window niche, this approach reduces variability in drug localization, improves delivery safety, and addresses a critical bottleneck in inner ear therapy, offering a scalable strategy for precision ...
Yanjing Luo   +4 more
wiley   +1 more source

Recognizing implicitly given rational canal surfaces

open access: yesJournal of Symbolic Computation, 2016
It is still a challenging task of today to recognize the type of a given algebraic surface which is described only by its implicit representation. In~this paper we will investigate in more detail the case of canal surfaces that are often used in geometric modelling, Computer-Aided Design and technical practice (e.g.
Jan Vrsek, Miroslav Lávicka
openaire   +3 more sources

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