Results 61 to 70 of about 244,667 (356)

Analysis of Contractility and Invasion Potential of Two Canine Mammary Tumor Cell Lines

open access: yesFrontiers in Veterinary Science, 2017
Cancer cells are surrounded by a mechanically and biochemically distinct microenvironment that undergoes dynamic changes throughout the neoplastic progression.
Kaisa Rajakylä   +2 more
doaj   +1 more source

Regulation of Papillary Muscle Contractility by NAD and Ammonia Interplay: Contribution of Ion Channels and Exchangers

open access: yesMembranes, 2022
Various models, including stem cells derived and isolated cardiomyocytes with overexpressed channels, are utilized to analyze the functional interplay of diverse ion currents involved in cardiac automaticity and excitation–contraction coupling control ...
Alexey S. Averin   +6 more
doaj   +1 more source

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

Long-Term Regulation of Excitation–Contraction Coupling and Oxidative Stress in Cardiac Myocytes by Pirfenidone

open access: yesFrontiers in Physiology, 2018
Pirfenidone (PFD) is used to treat human pulmonary fibrosis. Its administration to animals with distinct forms of cardiovascular disease results in striking improvement in cardiac performance.
Adrián Monsalvo-Villegas   +2 more
doaj   +1 more source

AI-Based Estimation of End-Systolic Elastance From Arm-Pressure and Systolic Time Intervals

open access: yesFrontiers in Artificial Intelligence, 2021
Left ventricular end-systolic elastance (Ees) is a major determinant of cardiac systolic function and ventricular-arterial interaction. Previous methods for the Ees estimation require the use of the echocardiographic ejection fraction (EF).
Vasiliki Bikia   +4 more
doaj   +1 more source

Second messenger systems underlying amine and peptide actions on cardiac muscle in the horseshoe crab, Limulus polyphemus [PDF]

open access: yes, 1989
The biochemical mechanisms by which octopamine, catecholamines and the peptide proctolin exert their actions on Limulus cardiac muscle were investigated.
Groome, J. R., Watson, Winsor H., III
core   +2 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

Pathophysiological Mechanisms of Cardiac Dysfunction in Transgenic Mice with Viral Myocarditis

open access: yesCells, 2023
Viral myocarditis is pathologically associated with RNA viruses such as coxsackievirus B3 (CVB3), or more recently, with SARS-CoV-2, but despite intensive research, clinically proven treatment is limited.
Matthias Rohrbeck   +22 more
doaj   +1 more source

Diabetes-induced alterations in urothelium function:Enhanced ATP release and nerve-evoked contractions in the streptozotocin rat bladder [PDF]

open access: yes, 2018
Up to 80% of patients with diabetes mellitus develop lower urinary tract complications, most commonly diabetic bladder dysfunction (DBD). The aim of this study was to investigate the impact of diabetes on the function of the inner bladder lining ...
Apodaca   +56 more
core   +1 more source

Stromagenesis and cancer‐associated fibroblast heterogeneity in primary tumors and metastasis: focus in non‐small cell lung cancer

open access: yesFEBS Open Bio, EarlyView.
Cancer‐associated fibroblasts (CAFs) play different roles in NSCLC progression and metastasis. Their heterogeneous origins and phenotypes shape the tumor microenvironment and influence metastatic spread. This review highlights NSCLC CAF subtypes, their potential cellular sources, and their differential distribution across primary tumors and distant ...
Alejandro Bernardo   +3 more
wiley   +1 more source

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