نتایج جستجو برای: bone demineralization

تعداد نتایج: 306429  

Journal: : 2023

Abstract Osteoporosis is a disease that affects over 40 percent of women the age 50. The diabetes-osteoporosis relationship complex and still incompletely elucidated, despite numerous studies conducted in recent decades (1) . influence diabetes on bone tissue differs, however, between forms type 1 2 diabetes. purpose this paper to highlight main aspects physical therapy prophylaxis treatment di...

Journal: :Caries research 2014
C M Moriyama J A Rodrigues A Lussi M B Diniz

This study aimed to evaluate the effectiveness of fluorescence-based methods (DIAGNOdent, LF; DIAGNOdent pen, LFpen, and VistaProof fluorescence camera, FC) in detecting demineralization and remineralization on smooth surfaces in situ. Ten volunteers wore acrylic palatal appliances, each containing 6 enamel blocks that were demineralized for 14 days by exposure to a 20% sucrose solution and 3 o...

2016
Elías Nahúm Salmerón-Valdés Edith Lara-Carrillo Carlo Eduardo Medina-Solís Norma Leticia Robles-Bermeo Rogelio José Scougall-Vilchis Juan Fernando Casanova-Rosado América Patricia Pontigo-Loyola Miguel Ángel Fernández Barrera

Dental demineralization was determined in patients at three time points during fixed orthodontic treatment. A multiple cross-sectional study included 108 patients divided into three different groups: (1) beginning of orthodontic treatment; (2) one year into treatment; and (3) two years into treatment. Demineralization was estimated using a DIAGNOdent pen. We obtained data from multiple tooth-by...

Journal: :Acta biomaterialia 2010
Jerald E Dumas Thomas Davis Ginger E Holt Toshitaka Yoshii Daniel S Perrien Jeffry S Nyman Todd Boyce Scott A Guelcher

The process of bone healing requires the restoration of both anatomy and physiology, and there is a recognized need for innovative biomaterials that facilitate remodeling throughout this complex process. While porous scaffolds with a high degree of interconnectivity are known to accelerate cellular infiltration and new bone formation, the presence of pores significantly diminishes the initial m...

Journal: :journal of dental research, dental clinics, dental prospects 0
mehdi kashani assisstant professor of orthodontics sareh farhadi assisstant professor of oral & maxillofacial pathology neda rastegarfard student of dentistry

background and aims. this in vitro study was designed to compare enamel demineralization depths adjacent to bands cemented with zinc polycarboxylate, glass ionomer (gi) and resin-modified glass ionomer (rmgi), in order to achieve minimal enamel demineralization during orthodontic treatment. materials and methods. sixty fully developed extracted third molars were randomly divided into three test...

Journal: :Bone 2010
Alexander Heuser Anton Eisenhauer

We explored the possibility of using natural calcium (Ca) isotope variations in the urine (delta(44/40)Ca(urine)) as a proxy for the Ca balance in the human body. We chose two test persons extremely different in their health status, gender and age (4-year-old healthy boy and a 60-year-old woman known to suffer from osteoporosis). During a 5 day interval the Ca isotope composition of the individ...

2011
Paulo Rodrigues Flavio O. Hering Alex Meller

PURPOSE High-risk prostate cancer patients undergoing treatment often experience biochemical recurrence. The use of bisphosphonates as an adjuvant treatment delays skeletal events, yet whether or not bisphosphonates also delay metastastic development remains to be determined. MATERIALS AND METHODS A total of 140 high-risk prostate cancer patients who were undergoing definitive treatment and w...

Journal: :AIDS 2009
Marco Borderi Davide Gibellini Fabio Vescini Elisa De Crignis Laura Cimatti Carlo Biagetti Livia Tampellini Maria C Re

The advent and widespread use of highly active antiretroviral therapy (HAART) in the last two decades has led to a marked improvement in the treatment of HIV disease even though viral infection cannot be eradicated because HAART does not completely eliminate the viral reservoirs [2]. HAART has dramatically changed the course of HIV infection from a fatal infection to a chronic and relatively ma...

Journal: :Proceedings. Biological sciences 2016
Tim Rolvien Florian Nagel Petar Milovanovic Sven Wuertz Robert Percy Marshall Anke Jeschke Felix N Schmidt Michael Hahn P Eckhard Witten Michael Amling Björn Busse

European eels (Anguilla anguilla) undertake an impressive 5 000 km long migration from European fresh waters through the North Atlantic Ocean to the Sargasso Sea. Along with sexual maturation, the eel skeleton undergoes a remarkable morphological transformation during migration, where a hitherto completely obscure bone loss phenomenon occurs. To unravel mechanisms of the maturation-related deca...

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