Results 61 to 70 of about 1,105,625 (354)

Ethnicity and Arterial Stiffness [PDF]

open access: yesArteriosclerosis, Thrombosis, and Vascular Biology, 2020
Early vascular aging reflects increased arterial stiffness of central blood vessels at young chronological ages and powerfully predicts cardiovascular events and mortality, independent of routine brachial blood pressure and other risk factors. Since ethnic disparities exist in routine blood pressure, in hypertension and cardiovascular outcomes, this ...
Aletta E. Schutte   +6 more
openaire   +4 more sources

Understanding and measuring mechanical signals in the tumor stroma

open access: yesFEBS Open Bio, EarlyView.
This review discusses cancer‐associated fibroblast subtypes and their functions, particularly in relation to extracellular matrix production, as well as the development of 3D models to study tumor stroma mechanics in vitro. Several quantitative techniques to measure tissue mechanical properties are also described, to emphasize the diagnostic and ...
Fàtima de la Jara Ortiz   +3 more
wiley   +1 more source

A Review on the Design of Hydrogels With Different Stiffness and Their Effects on Tissue Repair

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Tissue repair after trauma and infection has always been a difficult problem in regenerative medicine. Hydrogels have become one of the most important scaffolds for tissue engineering due to their biocompatibility, biodegradability and water solubility ...
Tianyi Luo   +7 more
doaj   +1 more source

Nanoparticles: Strained and Stiff [PDF]

open access: yesScience, 2004
Nanoparticles may contain unusual forms of structural disorder that can substantially modify materials properties and thus cannot solely be considered as small pieces of bulk material. We have developed a method to quantify intermediate-range order in 3.4-nanometer-diameter zinc sulfide nanoparticles and show that structural coherence is lost over ...
Glenn A. Waychunas   +5 more
openaire   +4 more sources

Bioengineering facets of the tumor microenvironment in 3D tumor models: insights into cellular, biophysical and biochemical interactions

open access: yesFEBS Open Bio, EarlyView.
The tumor microenvironment is a dynamic, multifaceted complex system of interdependent cellular, biochemical, and biophysical components. Three‐dimensional in vitro models of the tumor microenvironment enable a better understanding of these interactions and their impact on cancer progression and therapeutic resistance.
Salma T. Rafik   +3 more
wiley   +1 more source

Stabilised explicit Adams-type methods

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2021
In this work we present explicit Adams-type multi-step methods with extended stability intervals, which are analogous to the stabilised Chebyshev Runge – Kutta methods.
Vasily I. Repnikov   +2 more
doaj   +1 more source

Matrix: a complex amalgam of structures and functions in tumor microenvironment

open access: yesFEBS Open Bio, EarlyView.
The matrix is a dynamic, intricate three‐dimensional mesh of biomolecules with both structural and functional properties. This review deals with the complexity of this ‘molecular amalgam’ in the tumor microenvironment and highlights its importance in the maintenance and evolution of tumors by describing certain matrix biomolecules, such as ...
Spyros S. Skandalis   +3 more
wiley   +1 more source

A stiffness-based quality measure for compliant grasps and fixtures [PDF]

open access: yes, 2000
This paper presents a systematic approach to quantifying the effectiveness of compliant grasps and fixtures of an object. The approach is physically motivated and applies to the grasping of two- and three-dimensional objects by any number of fingers. The
Burdick, Joel W., Lin, Qiao, Rimon, Elon
core   +2 more sources

Elasticity of stiff biopolymers [PDF]

open access: yesPhysical Review E, 2007
Submitted for publication, five pages, three ...
Abhijit Ghosh   +2 more
openaire   +4 more sources

Discovery and Treatment of Action Potential‐Independent Myotonia in Hyperkalemic Periodic Paralysis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hyperkalemic periodic paralysis (hyperKPP) is characterized by attacks of transient weakness. A subset of hyperKPP patients suffers from transient involuntary contraction of muscle (myotonia). The goal of this study was to determine mechanisms causing myotonia in hyperKPP.
Chris Dupont   +4 more
wiley   +1 more source

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