Results 21 to 30 of about 118,568 (359)

Colorectal cancer and adjacent normal mucosa differ in apoptotic and inflammatory protein expression

open access: yesEngineered Regeneration, 2021
Colorectal cancer usually refers to the occurrence of the appendix, rectum or colon and other parts of the malignant tumor in the large intestine mucosa and glands, is also one of the most common malignant tumors in human.
Xiaojing Sun   +6 more
doaj   +1 more source

Investigation of Chemical Mechanical Polishing Slurry of magnesium alloy [PDF]

open access: yesE3S Web of Conferences, 2023
To improve the surface roughness of magnesium alloy, we researched and developed a chemical mechanical polishing (CMP) solution for magnesium alloy, and the effect of sodium tartrate on the surface quality of magnesium alloy and the mechanism of action ...
Zhao Shicheng   +2 more
doaj   +1 more source

Compression Deformation Behavior of AZ81 Magnesium Alloy at Elevated Temperatures

open access: yesAdvances in Materials Science and Engineering, 2014
The hot deformation behavior of an AZ81 magnesium alloy was investigated by hot compressive testing on a Gleeble-1500 thermal mechanical simulator in the temperature range from 200 to 400°C and in the strain rate range of 0.001–5 s−1.
Xiaoping Luo, Shue Dang, Li Kang
doaj   +1 more source

Phase diagram determination and thermodynamic modeling of the Cu-Mg-Si system [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2016
13 ternary Cu-Mg-Si alloys were prepared by means of the powder metallurgy method. Phase equilibria at 500 and 700 oC of the Cu-Mg-Si system were determined using X-ray diffraction analysis (XRD).
Zhao J.   +5 more
doaj   +1 more source

Advances in Hyaluronic Acid for Biomedical Applications

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Hyaluronic acid (HA) is a large non-sulfated glycosaminoglycan that is the main component of the extracellular matrix (ECM). Because of its strong and diversified functions applied in broad fields, HA has been widely studied and reported previously.
Aqeela Yasin   +5 more
doaj   +1 more source

The increased ratio of Mg2+/Ca2+ from degrading magnesium alloys directs macrophage fate for functionalized growth of endothelial cells

open access: yesSmart Materials in Medicine, 2022
Biomedical magnesium (Mg) alloys have been widely studied as important structural materials and biodegradable materials in cardiovascular stents system.
Ya-chen Hou   +3 more
doaj   +1 more source

Magnesium and magnesium alloys as degradable metallic biomaterials [PDF]

open access: yes, 2008
Drawbacks associated with permanent metallic implants lead to the search for degradable metallic biomaterials. Magnesium has been considered as it is essential to bodies and has a high biodegradation potential.
Shi, Z. M., Wang, H., Yang, K.
core   +2 more sources

Effect of thermal exposure on microstructure and high-temperature fatigue life of Al-Si piston alloys

open access: yesJournal of Materials Research and Technology, 2020
A very effective approach is proposed here to increase the high-temperature fatigue life of an Al-Si piston alloy. Compared with traditional T6 heat treatment, the high-temperature fatigue life can be improved by three times of magnitude with thermal ...
F. Xia   +7 more
doaj   +1 more source

The therapeutic potential of MSC-EVs as a bioactive material for wound healing

open access: yesEngineered Regeneration, 2021
In clinical trials, cell therapy, especially mesenchymal stem cells (MSC), contributed to wound treatment options in an innovative way. While, there are some limitations of MSC during the application process, including strict maintenance requirements and
Yachen Hou   +3 more
doaj   +1 more source

Effect of Electrochemical Cathode Hydrogen Charging on Mechanical Properties of AZ31 Magnesium Alloy [PDF]

open access: yesCailiao Baohu, 2023
The hydrogen-induced cracking (HIC) behavior of AZ31 magnesium alloy can cause sudden brittle fracture of structural parts, which can easily cause safety hazards.
SHI Xinyi, SONG Renguo, JIANG Bo, WANG Chao
doaj   +1 more source

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