Results 101 to 110 of about 850,668 (354)

Primary Role of the Kidney in Pathogenesis of Hypertension

open access: yesLife
Previous transplantation studies and the concept of ‘nephron underdosing’ support the idea that the kidney plays a crucial role in the development of essential hypertension.
Gheun-Ho Kim
doaj   +1 more source

The tumor–microbe connection

open access: yesMolecular Oncology, EarlyView.
Tumor‐associated bacteria (TAB) dynamically influence cancer biology by modulating tumor progression, metastatic spread, and therapeutic efficacy. Their presence redefines the tumor microenvironment (TME) as a microbial–host interface, yet mechanistic insights remain limited. Understanding TAB colonization routes, functional impacts, and crosstalk with
Gerlanda Vella, Maria Rescigno
wiley   +1 more source

Angiotensin receptor blockade with Losartan attenuates pressor response to handgrip contraction and enhances natriuresis in salt loaded hypertensive subjects: a quasi-experimental study among Nigerian adults

open access: yesThe Pan African Medical Journal, 2019
INTRODUCTION: Sympathetic and Renin-Angiotensin-Aldosterone systems play crucial roles in blood pressure response to increased salt intake. This study investigated the effects of angiotensin receptor blocker (ARB) and sympathetic excitation on the ...
Francis Muyiwa Agbaraolorunpo   +3 more
doaj   +1 more source

Transient receptor potential canonical type 3 channels control the vascular contractility of mouse mesenteric arteries [PDF]

open access: yes, 2014
Transient receptor potential canonical type 3 (TRPC3) channels are non-selective cation channels and regulate intracellular Ca2+ concentration. We examined the role of TRPC3 channels in agonist-, membrane depolarization (high K+)-, and mechanical ...
Abramowitz, Joel   +6 more
core   +2 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

Requirement for sphingosine kinase 1 in mediating phase 1 of the hypotensive response to anandamide in the anaesthetised mouse [PDF]

open access: yes, 2019
In the isolated rat carotid artery, the endocannabinoid anandamide induces endothelium-dependent relaxation via activation of the enzyme sphingosine kinase (SK).
Alganga, Husam   +10 more
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

Revisiting PI3-kinase signalling in angiogenesis

open access: yesVascular Biology, 2019
PI3Ks belong to a family of lipid kinases that comprises eight isoforms. They phosphorylate the third position of the inositol ring present in phosphatidylinositol lipids and, in turn, activate a broad range of proteins. The PI3K pathway regulates primal
Piotr Kobialka, Mariona Graupera
doaj   +1 more source

Pathogenic Role of mTORC1 and mTORC2 in Pulmonary Hypertension. [PDF]

open access: yes, 2018
Concentric lung vascular wall thickening due to enhanced proliferation of pulmonary arterial smooth muscle cells is an important pathological cause for the elevated pulmonary vascular resistance reported in patients with pulmonary arterial hypertension ...
Ayon, Ramon J   +18 more
core   +1 more source

Perivascular adipose tissue as a relevant fat depot for cardiovascular risk in obesity [PDF]

open access: yes, 2018
Obesity is associated with increased risk of premature death, morbidity, and mortality from several cardiovascular diseases (CVDs), including stroke, coronary heart disease (CHD), myocardial infarction, and congestive heart failure.
Costa, Rafael M.   +3 more
core   +3 more sources

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