Results 11 to 20 of about 2,718 (119)

Biowaste-based hydroxyapatite for bone repair: synthesis from Anadara granosa and Achatina fulica: preliminary study [PDF]

open access: yesBrazilian Oral Research
Bone regeneration is a critical area in tissue engineering because of the increasing incidence of bone defects resulting from trauma, degenerative diseases, and congenital disorders.
Silvia ANITASARI   +5 more
doaj   +3 more sources

Potencial of different hydroxyapatites as biomaterials in the bone remodeling [PDF]

open access: yesActa Cirúrgica Brasileira, 2018
Purpose: To analyze the therapeutic potentials of different hydroxyapatites used for the correction of bone defects in rats. Methods: Forty rats, male, albino wistar, were distributed in 4 groups. They were submitted to a 3.5 mm defect in tibia.
Pedro Carvalho Cassino   +7 more
doaj   +1 more source

Histomorphometric evaluation of calcium phosphate bone grafts on bone repair Avaliação histomorfométrica de enxertos ósseos de cimento fosfato de cálcio no processo de reparo ósseo

open access: yesBrazilian Journal of Otorhinolaryngology, 2011
Because of its biocompatibility and osteoconductive properties, calcium-phosphate cement has been used as bone surrogate. OBJECTIVE: The purpose of this study was to do a histomorphometric comparison of bone regeneration using hydroxyapatite biphasic ...
Karis Barbosa Guimarães   +5 more
doaj   +1 more source

Effects of different crosslinkers on the release levels of growth factors (TGF-ß, BMP and PDGF) from hydroxyapatite combined with secretomes [PDF]

open access: yesScripta Medica
Background/Aim: Controlled release of growth factors is essential for bone regeneration, requiring biomaterials with high stability and osteoconductivity.
Purnamasari Yunita   +2 more
doaj   +1 more source

Improvement of abdominal laxity with combined use of calcium hydroxylapatite and radiofrequency microneedling [PDF]

open access: yesSurgical & Cosmetic Dermatology
In clinical practice, not all patients seem to benefit from treatment with calcium hydroxyapatite, often due to the improper indication of this procedure for patients who may require an associated surgical approach.
David di Sessa
doaj   +1 more source

Papillary thyroid carcinoma with biomineralization: clinical and morphological features

open access: yesPatologìâ, 2016
Papillary thyroid cancer (PTCa) is the most common form of malignant tumors of this organ, covering approximately 70% in the structure of morbidity. Pathological biomineralization is often the first diagnostic sign of ultrasound of the thyroid, so the ...
R. A. Moskalenko   +5 more
doaj   +1 more source

A comparison of different bone graft materials in peri-implant guided bone regeneration

open access: yesBrazilian Oral Research, 2018
The aim of this study was to compare the effects of hydroxyapatite (HA), deproteinized bovine bone (DPB), human-derived allogenic bone (HALG), and calcium sulfate (CAP) graft biomaterials used with titanium barriers for bone augmentation to treat peri ...
Gokhan ARTAS   +7 more
doaj   +1 more source

Biological evaluation of critical bone defect regeneration using hydroxyapatite/ alginate composite granules [PDF]

open access: yesActa Cirúrgica Brasileira
Purpose: to evaluate biocompatibility and osteogenic potential of hydroxyapatite/alginate composite after its implantation on rat calvarian critical bone defect.
Iorrana Índira dos Anjos Ribeiro   +6 more
doaj   +1 more source

Implantes de biomateriais em falha óssea produzida na fíbula de ratos Biomaterial implants in bone fractures produced in rat fibulas

open access: yesRevista Brasileira de Ortopedia, 2010
OBJETIVO: Avaliar a importância do colágeno e hidroxiapatita na regeneração de fraturas provocadas experimentalmente na fíbula de ratos. MÉTODOS: Utilizou-se 15 ratos nos quais foram submetidos à cirurgia para retirada de um fragmento da fíbula sendo o ...
Henrique Yassuhiro Shirane   +3 more
doaj   +1 more source

Mechanical properties of radial bone defects treated with autogenous graft covered with hydroxyapatite in rabbit Propriedades mecânicas de defeito de osso radial tratado com enxerto autógeno coberto com nano-hydroxyapatite em coelho

open access: yesActa Cirúrgica Brasileira, 2012
PURPOSE: To determine biomechanical property of autogenous bone graft covered with hydroxyapatite in the defect of radial bone in rabbit. METHODS: Eighteen adult male New Zealand white rabbits were used which were divided into three groups (I, II, III ...
Davood Sharifi   +4 more
doaj   +1 more source

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