Results 31 to 40 of about 151,809 (286)

The cellular uptake of antisense oligonucleotid of E6 mRNA into cervical cancer cells by DOPE-modified hydroxyapatite nanoparticles [PDF]

Nanomedicine Journal, 2014
Objective(s): Although several chemical and physical methods for gene delivery have been introduced, their cytotoxicity, non-specific immune responses and the lack of biodegradability remain the main issues.
Negin Saffarzadeh, Seyed Mehdi Kalantar, Ali Jebali, Seyed Hossein Hekmatimoghaddam, Mohammad Hassan Sheikhha, Ehsan Farashahi   +5 more
doaj  

Synthesis and physicochemical characterization of mesoporous hydroxyapatite and its application in toothpaste formulation

Heliyon, 2023
The key characteristics of mesoporous hydroxyapatite, such as high porosity and expansive surface area, along with its biocompatibility with dental tissues and potential as a delivery vehicle for active ingredients, have recently garnered significant ...
Azarmidokht Nikfallah, Ali Mohammadi, Mohammadsadegh Ahmadakhondi, Mehdi Ansari   +3 more
doaj   +1 more source

Effect of the Nano Crystal Size on the X-ray Diffraction Patterns of Biogenic Hydroxyapatite from Human, Bovine, and Porcine Bones

Scientific Reports, 2019
This paper focuses on the study of the effect of the change of the crystal size on the shape and width of the X-ray diffraction patterns for defatted and deproteinized bones as well as incinerated biogenic hydroxyapatite obtained from bovine, porcine ...
S. M. Londoño-Restrepo, R. Jeronimo-Cruz, B. Millán-Malo, E. Rivera-Muñoz, M. Rodriguez-Garcia   +4 more
semanticscholar   +1 more source

Synthesis and Characterization of PLA-Micro-structured Hydroxyapatite Composite Films

Materials, 2020
This article presents a facile synthesis method used to obtain new composite films based on polylactic acid and micro-structured hydroxyapatite particles.
A. Pandele, A. Constantinescu, I. Radu, F. Miculescu, Stefan Ioan Voicu, L. Ciocan   +5 more
semanticscholar   +1 more source

Mechanical properties of the hydroxyapatite and magnetic nanocomposite of hydroxyapatite adsorbents

South African Journal of Chemical Engineering, 2020
In the current study, a special technique was used to prepare hydroxyapatite (HAp) and magnetic nano composite of hydroxyapatite (HAp/Fe3O4). In order to investigate the mechanical properties of the produced materials, Vickers hardness method and direct ...
Armin Vahdat, Behrooz Ghasemi, Mardali Yousefpour   +2 more
doaj   +1 more source

Synthesis and characterization of hydroxyapatite biocomposite using Syzygium aromaticum for biomedical application

Next Nanotechnology
The study aimed to prepare a hydroxyapatite biocomposite with clove (Syzygium aromaticum) bud ethanol extract and demonstrate antibacterial and antioxidant functions.
Kavya Menon, Anusuya Nagaraj, Anjali Sudha, Neveen Kumar Kalagatur, Seethalakshmi Subramaniam, Suja Samiappan   +5 more
doaj   +1 more source

Nanohydroxyapatite Application to Osteoporosis Management

Journal of Osteoporosis, 2013
Hydroxyapatite is chemically related to the inorganic component of bone matrix as a complex structure with the formula of Ca10(OH)2(PO4)6. Previous studies have reported the application of microsized hydroxyapatite to bone regeneration, but the result is
Zairin Noor
doaj   +1 more source

Microwave assisted green synthesis of Hydroxyapatite nanorods using Moringa oleifera flower extract and its antimicrobial applications

International Journal of Veterinary Science and Medicine, 2018
Hydroxyapatite is an important biomaterial and main mineral component found in bones for potential clinical applications. Moringa oleifera, a common plant in which all parts are edible and rich in iron content.
V. Kalaiselvi, R. Mathammal, S. Vijayakumar, B. Vaseeharan   +3 more
doaj   +1 more source

Characterising Hydroxyapatite Deposited from Solution onto Novel Substrates: Growth Mechanism and Physical Properties

Nanomaterials, 2023
Whilst titanium, stainless steel, and cobalt-chrome alloys are the most common materials for use in orthopaedic implant devices, there are significant advantages in moving to alternative non-metallic substrates.
Bríd Murphy, Jhonattan Baez, Mick A. Morris   +2 more
doaj   +1 more source

In-situ synthesized hydroxyapatite whiskers on 3D printed titanium cages enhanced osteointegration in a goat spinal fusion model

Materials & Design, 2023
3D printed porous titanium cage is believed with physiology mechanical properties and biocompatibility for orthopedic usage. Typical split cage design with a grafting window and infilled bone graft has raised a lot of questions.
Xuan Pei, Linnan Wang, Lina Wu, Haoyuan Lei, Zhimou Zeng, Lei Wang, Changchun Zhou, Xi Yang, Yueming Song, Yujiang Fan   +9 more
doaj   +1 more source