Results 101 to 110 of about 953,548 (309)

SiO2‐CaOCME/Poly(Tetrahydrofuran)/Poly(Caprolactone) 3D‐Printed Scaffolds Drive Human‐Bone Marrow Stromal Cell Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
3D printed hybrid scaffolds combining bioactive silica–calcium chemistry with elastic polymers guide human bone stem cells to form bone. The scaffolds support cell survival, organization, and invasion while releasing osteogenic ions. Together, architecture and composition drive bone‐specific gene expression, extracellular matrix organization, and ...
David R. Sory   +3 more
wiley   +1 more source

Archaeological Investigations at 41AN115 [PDF]

open access: yes, 2005
41AN115 is located in the northwestern part of Anderson County, Texas, on a western terrace of Town Creek approximately nine miles from the Trinity River.
Amick, Clyde, Furman, Ed
core   +1 more source

An archaeological mystery revealed by radiocarbon dating of cross-flow nanofiltrated amino acids derived from bone collagen, silk, and hair: case study of the bishops Baldwin I and Radbot II from Noyon-Tournai [PDF]

open access: yes, 2014
Excavations in the cathedral of Tournai revealed two sepultures, which were identified by the excavators as those of bishops because of their special location in the cathedral. One burial was assigned to Baldwin I, who died in AD 1068, because (1) a ring
Boeckx, Pascal   +3 more
core   +1 more source

Advanced 3D Platforms for Modeling CNS Neuroinflammation: Cell Integration, Techniques, and Challenges

open access: yesAdvanced Healthcare Materials, EarlyView.
This review summarizes the roles of key central nervous system cell types, the extracellular matrix, and the blood‐brain barrier in neuroinflammation, and their integration into diverse 3D culture systems. It examines major incorporation strategies, including direct co‐culture, hydrogel encapsulation, transwell migration assays, and bioprinting ...
Emmanuelle D. Aiyegbusi   +2 more
wiley   +1 more source

Strength Characteristics and the Reaction Mechanism of Stone Powder Cement Tailings Backfill

open access: yesAdvances in Materials Science and Engineering, 2018
Stone powder cement (SPC) is widely used as a novel cement substitute material in concrete for its good gelling performance and low cost. In order to reduce the backfilling cost and assess the potential of SPC backfilling materials, a series of ...
Jianhua Hu   +5 more
doaj   +1 more source

Flash Assembloids: A Rapid Biofabrication of a Platform for Modeling Early Glioblastoma Invasion at the Glioblastoma–Brain Organoid Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a bioengineered assembloid (ASM) system combining glioblastoma (GBM) cells in oxidized alginate (OA) microgels with dorsal organoids (DOs). This model simulates brain tumor‐host interactions, revealing enhanced GBM invasion, altered gene expression, and aggressive infiltration patterns, demonstrating ASM as a valuable platform for ...
Chao Liang   +17 more
wiley   +1 more source

ETV2 Mediated Differentiation of Human Pluripotent Stem Cells Results in Functional Endothelial Cells for Engineering Advanced Vascularized Microphysiological Models

open access: yesAdvanced Healthcare Materials, EarlyView.
A robust method to generate functional human iPSC‐derived endothelial cells using inducible ETV2 expression. These cells self‐organize into stable, lumenized microvascular networks within microfluidic chips, surpassing conventional differentiation methods.
Shun Zhang   +12 more
wiley   +1 more source

Using a mixture of polymers and Nano-silica to protect the walls of Al-Ahmadi Mosque in Tanta from the effect of moisture

open access: yesMaǧallaẗ Al-Turāṯ wa Al-Taṣmīm
The study aims to conduct an experimental study through which the efficiency and effectiveness of different methods and materials, whether known traditional or modern materials, are evaluated by making different experimental formulations of these ...
Prof. Mohamed Kamal Khalaf   +2 more
doaj   +1 more source

Results of petrographic analysis of stone assemblage from the Kosa Mesolithic sites (Northern Kama region) [PDF]

open access: yesВестник археологии, антропологии и этнографии
In this paper, the results of petrographic analysis of stone materials from the Mesolithic sites of Kosa 1–3 in the northern Kama River area (Perm Region) are discussed.
Lychagina E.L.   +4 more
doaj   +1 more source

A Long‐Lived Human Neurovascular PENTA Culture Model Captures Incomplete Vascular Repair and Glia‐Associated Signaling After Traumatic Brain Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
A long‐lived, five‐cell‐type human neurovascular (PENTA) model recreates vascular disorganization and incomplete repair after traumatic brain injury (TBI). By integrating endothelial, glial, neuronal, and immune components within a 3D scaffold, the platform enables time‐resolved analysis of neurovascular remodeling and provides a human‐relevant system ...
Daniel S. Hinrichsen   +6 more
wiley   +1 more source

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