Results 71 to 80 of about 256,969 (396)

Relationship between wear behaviour of ultra-high-molecular-weight polyethylene and surface profile of Co–Cr–Mo alloy in artificial joint

open access: yesBiosurface and Biotribology, 2019
The relationship between the wear behaviour of an ultra-high-molecular-weight polyethylene (GUR1050) pin and surface profile of a Co-28Cr-6Mo alloy (ASTM F-75) disc was investigated.
Nana Motojima   +9 more
doaj   +1 more source

Highly Abrasion-resistant and Long-lasting Concrete [PDF]

open access: yes, 2019
Studded tire usage in Alaska contributes to rutting damage on pavements resulting in high maintenance costs and safety issues. In this study binary, ternary, and quaternary highly-abrasion resistant concrete mix designs, using supplementary cementitious ...
Liu, Jenny, Murph, Diane
core  

Early metastasis is characterized by Gr1+ cell dysregulation and is inhibited by immunomodulatory nanoparticles

open access: yesMolecular Oncology, EarlyView.
Breast cancer metastasis is associated with myeloid cell dysregulation and the lung‐specific accumulation of tumor‐supportive Gr1+ cells. Gr1+ cells support metastasis, in part, through a CHI3L1‐mediated mechanism, which can be targeted and inhibited with cargo‐free, polymeric nanoparticles.
Jeffrey A. Ma   +9 more
wiley   +1 more source

Treatment of abraded teeth using metal free ceramics and conventional metal-ceramic restorations [PDF]

open access: yesActa Stomatologica Naissi, 2012
Introduction. Contemporary reconstructive dentistry is considered to be a bioesthetic discipline, the study of the beauty of living creatures in their original form and functions.
Bošković Mirjana V.
doaj   +1 more source

Tribo-corrosion of steel in artificial saliva [PDF]

open access: yes, 2014
Stainless steel is widely used as dental implant. However, there has been little work on the micro-abrasion of such materials in laboratory simulated oral environments, where abrasion, sliding wear can interact simultaneously.
Holmes, D., Sharifi, S., Stack, M. M.
core   +1 more source

[Abrasion].

open access: yesIstanbul Universitesi Dishekimligi Fakultesi dergisi = The journal of the Dental Faculty of Istanbul, 2020
Labial Adhesion The result of adherence (fusion) of the adjacent, outer-most, mucosal surfaces of the posterior portion vestibular walls. This may occur at any point along the length of the vestibule although it most commonly occurs posteriorly ...
T. Cengiz
semanticscholar   +1 more source

Loss of primary cilia promotes EphA2‐mediated endothelial‐to‐mesenchymal transition in the ovarian tumor microenvironment

open access: yesMolecular Oncology, EarlyView.
Loss of primary cilia in endothelial cells promotes EndMT and vascular abnormalities in the ovarian tumor microenvironment through EphA2 activation. Using human samples, in vitro models, and endothelial‐specific Kif3a‐knockout mice, we show that primary cilia loss drives the acquisition of cancer‐associated fibroblast‐like phenotypes, thereby ...
Jin Gu Cho   +11 more
wiley   +1 more source

Tribological Properties of 7A04 Aluminum Alloy Enhanced by Ceramic Coating

open access: yesLubricants
The 7A04 Al alloy is a commonly used lightweight metal material; however, its low wear resistance limits its application. In this study, the wear resistance of this alloy was improved by preparing micro-arc oxidation (MAO) coatings, MAO/MoS2 composite ...
Xiaobo Meng   +12 more
doaj   +1 more source

Rocketdyne's advanced coal slurry pumping program [PDF]

open access: yes, 1977
The Rocketdyne Division of Rockwell International Corporation is conducting a program for the engineering, fabrication, and testing of an experimental/prototype high-capacity, high-pressure centrifugal slurry feed pump for coal liquefaction purposes. The
Davis, D. E., Gilman, H. H., Wong, G. S.
core   +1 more source

BMP antagonist CHRDL2 enhances the cancer stem‐cell phenotype and increases chemotherapy resistance in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Overexpression of CHRDL2 in colon cancer cells makes them more stem‐like and resistant to chemo‐ and radiotherapy. CHRDL2‐high cells have upregulation of the WNT pathway, genes involved in the DNA damage response (DDR) pathway and epithelial‐to‐mesenchymal transition (EMT). This leads to quicker repair of damaged DNA and more cell migration.
Eloise Clarkson, Annabelle Lewis
wiley   +1 more source

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