Results 21 to 30 of about 863,504 (313)

Is miniscrew primary stability influenced by bone density?

open access: yesBrazilian Oral Research, 2011
Primary stability is absence of mobility in the bone bed after mini-implant placement and depends on bone quality among other factors. Bone quality is a subjective term frequently considered as bone density.
Mariana Marquezan   +4 more
doaj   +1 more source

In vivo characterization of carbon dots–bone interactions: toward the development of bone-specific nanocarriers for drug delivery

open access: yesDrug Delivery, 2021
Current treatments for osteoporosis and other bone degenerative diseases predominately rely on preventing further bone erosion rather than restoring bone mass, as the latter treatments can unintentionally trigger cancer development by undiscriminatingly ...
Rachel DuMez   +7 more
doaj   +1 more source

Comparative Analysis of the Effect of Two Therapeutic Ultrasound Protocols for Regeneration of a Critical Bone Defect [PDF]

open access: yesRevista Brasileira de Ortopedia
Objective To compare the effect of two therapeutic ultrasound protocols, with different times of exposure in the regeneration of critical bone defect. Methods Forty-five male rats were distributed among three experimental groups: therapeutic ultrasound ...
Ana Flávia Calmon Daltro   +5 more
doaj   +4 more sources

THE CLINICAL SIGNIFICANCE OF THE ULNAR NUTRIENT FORAMEN: A MORPHOLOGICAL ANALYSIS.

open access: yesStudent's Journal of Health Research Africa, 2023
Background: The arteries that provide nutrients to the bone enter the bone of the ulna through the nutrient foramina. During bone grafting, it is necessary to understand the position and number of nutrient foramina to ensure that the bone grafts have a ...
Mahesh Dhoot   +2 more
doaj   +1 more source

Ewing’s Sarcoma Multifocal Metastases to Temporal and Occipital Bone: A Rare Presentation [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Ewing’s sarcoma (ES) is a common malignant bone tumour seen to involve long bones, flat pelvic bones and ribs and vertebrae in majority of cases.
Kanika Rana   +4 more
doaj   +1 more source

Bones of sutures and fontanelles of a human skull [PDF]

open access: yesСаратовский научно-медицинский журнал, 2017
The purpose: to identify patterns of occurrence and formation of bone joints and bones of the human skull fontanelles vault. Material and Methods. 597 male and female skulls with the bones of the anterior and posterior fontanelle, the bones of the ...
Zaichenko А.А., Zhurkin K.l.
doaj  

The application of micro-CT in egg-laying hen bone analysis: introducing an automated bone separation algorithm

open access: yesPoultry Science, 2020
The application of micro-CT in small animal research, especially on bone health, has risen exponentially in recent years. However, its application in egg-laying hen bone analysis was still limited. This review introduces the technical aspects of micro-CT
C. Chen, W.K. Kim
doaj   +1 more source

The petrous bone contains high concentrations of osteocytes: One possible reason why ancient DNA is better preserved in this bone.

open access: yesPLoS ONE, 2022
The characterization of ancient DNA in fossil bones is providing invaluable information on the genetics of past human and other animal populations. These studies have been aided enormously by the discovery that ancient DNA is relatively well preserved in
Jamal Ibrahim   +5 more
doaj   +1 more source

Ionizing radiation effects on osseointegration: a pre-clinical study [PDF]

open access: yesBrazilian Oral Research
The purpose of this study was to evaluate the effect of a single dose of ionizing radiation (30 Gy) on the osseointegration of implants in the rabbit tibia. Twenty rabbits received two dental Morse-tapered junction implants and one implant in each tibia.
Roberta de Oliveira Alves   +6 more
doaj   +1 more source

Bone-Marrow Pressure and Bone Strength [PDF]

open access: yesActa Orthopaedica Scandinavica, 1979
The pattern of bone-marrow pressure changes differed with the mode of stress application. Intra-medullary pressure remained steady during most of the slow loading. During rapid dynamic loading, however, a slight rise in intra-medullary pressure was observed. Contraction of the femoral muscles also resulted in a greater bone-marrow pressure increase.
S, Kumar, P R, Davis, B, Pickles
openaire   +2 more sources

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