Artery Research

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2896 articles
Research Article

Acute Effects of Self-myofascial Release using a Foam Roller on Arterial Stiffness in Healthy Young Adults

Sascha Ketelhut, Martin Möhle, Kuno Hottenrott
This study aimed to investigate whether a single bout of Self-myofascial Release (SMR) has a beneficial effect on peripheral and central Blood Pressure (BP) and different parameters of arterial stiffness. Twenty nine healthy male recreational athletes (26.1 ± 2.9 years, BMI 23.4 ± 1.5 kg/m2) completed...
Research Article

Pulse Wave Velocity Comparing Estimated and Direct Measures of Path Length in Older Women

Ludovica Bognoni, Marina Cecelja, Tarique Hussain, Gerald Greil, Tim Spector, Philip Chowienczyk, J. Kennedy Cruickshank
Background: Carotid-femoral Pulse Wave Velocity (cfPWV) is the gold-standard measure of arterial stiffness. Accuracy of non-invasive cfPWV as meters per second is impeded by surface estimates of aortic length. Our aim was to compare cfPWV measured using distance estimated from surface measurements with...
Research Article

Association between Mental Health and Arterial Stiffness in Middle-aged and Older Adults

Nobuhiko Akazawa, Koichiro Tanahashi, Keisei Kosaki, Ai Hamasaki, Seiji Maeda
Background: Mental stress is a risk factor for cardiovascular disease. However, little is known about the impact of mental stress on arterial function in middle-aged and older adults. Objective: This study is aimed to investigate the association between mental stress and arterial function in this population. Methods:...
Research Article

Protocol of the SPARTE Study: A Strategy for Preventing Cardiovascular and Renal Events based on ARTErial Stiffness

Stephane Laurent, Gilles Chatellier, Michel Azizi, David Calvet, Gabriel Choukroun, Nicolas Danchin, Pascal Delsart, Philippe Gosse, Gerard London, Jean-Jacques Mourad, Bruno Pannier, Helena Pereira, Dominique Stephan, Pierre Boutouyrie, On Behalf of SPARTE Investigators
Whether arterial stiffness is a surrogate end-point for cardiovascular and renal disease has never been directly demonstrated by a controlled clinical trial. Our main hypothesis is a better prevention of outcomes in high risk hypertensives with PWV normalization driven strategy than with usual blood...
Research Article

Implications of Changing the Asymptotic Diastolic Pressure in the Reservoir-wave Model on Wave Intensity Parameters: A Parametric Study

N. Pomella, E.R. Rietzschel, P. Segers, Ashraf W. Khir
Hybrid reservoir-wave models assume that the measured arterial pressure can be separated into two additive components, reservoir/windkessel and excess/wave pressure waveforms. Therefore, the effect of the reservoir volume should be excluded to properly quantify the effects of forward/backward-travelling...
Withdrawal

WITHDRAWN: 4.7 Prediabetes and Type 2 Diabetes are Associated With Wider Retina Arterioles and Venules

Wenjie Li, Miranda Schram, Tos Berendschot, Carroll Webers, Abraham Kroon, Carla van der Kallen, Ronald Henry, Annemarie Koster, Pieter Dagnelie, Nicolaas Schaper, Fan Huang, Behdad Dashtbozorg, Tao Tan, Jiong Zhang, Samaneh Abbasi-Sureshjani, Bart ter Haar Romeny, Coen Stehouwer, Alfons Houben
This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause. The full Atlantis Press Policy on Article Withdrawal can be found at https://www.atlantis-press.com/policies/article-retraction-and-withdrawal
Review Article

The Human Systemic and Cerebral Circulations: Contrasts in Structure and Function

Michael O’Rourke, Jonathan Stone, Audrey Adji, Mi Ok Kim, Yan Li, Ji Guang Wang, Alberto Avolio, Per Kristian Eide, Marek Czosnyka
Apart from peculiarities of the cerebral circulation, required to perfuse the brain with the subject erect, the principles established for function of the human systemic circulation (pulsatile flow at input and steady flow at output in capillaries) are identical to those established for other mammals....
Research Article

Novel Aspects of Differences in Arterial Stiffness Parameters during Short Abstinent Period in Smokers vs. Non-smokers

Zsófia Mrekváné Burián, Annamária Pakai, Attila Cziráki, Zsófia Verzár
Although the effects of smoking on hemodynamics and arterial stiffness has already been evaluated from many aspects, self-controlled and 24-h data have remained a missing area. Ten healthy light smokers were examined in a cross-sectional observational study for 48 h [smoking was prohibited during the...
Research Article

Complex vasoactivity of liraglutide. Contribution of three gasotransmitters

Eszter Sélley, Gergő A. Molnár, Szilárd Kun, István András Szijártó, Boglárka Laczy, Tibor Kovács, Ferenc Fülöp, István Wittmann
Pages: 1 - 9
Background: Incretine hormone glucagon-like peptide-1 (GLP-1) causes dose-dependent relaxation of the thoracic aorta of rats and other arteries via nitric oxide (NO), cAMP and ATP-sensitive potassium channels, however, through a mechanism not thoroughly described. Hereby we aimed to determine the mediators...
Mini Review

Wave transmission and reflection of waves “The myth is in their use”

Nico Westerhof, Berend E. Westerhof
Pages: 1 - 6
Arterial input impedance, as complete description of the arterial system, is explained by waves and wave reflection. Without wave reflections input impedance would equal aortic characteristic impedance and pressure and flow wave shapes would be similar. Waves reflect at many locations, causing input...
Review Article

Optimality, cost minimization and the design of arterial networks

Alun D. Hughes
Pages: 1 - 10
The arterial circulation acts as a network to deliver nutrients and oxygen to cells. The design of the cardiovascular system is subject to a variety of constraints and costs. It has been postulated that the design of the arterial network might be understood in terms of the need to minimize competing...
Research Article

Factors influencing hemodynamic and morphological indicators of carotid arteries atherosclerosis in treated hypertensive patients

Anna Skalska, Ewa Klimek, Tomasz Grodzicki
Pages: 1 - 7
Objectives: To evaluate factors influencing resistive index (RI) and intima-media thickness of common carotid artery (IMT-CCA) as indices of arterial atherosclerosis in hypertensive patients. Methods: 56 treated hypertensive outpatients (mean age 68.9 ± 9.7 years; 31 diabetics) were examined. Fasting...
Short Communication

Pharmacological Management of Hypertension Guided by Central or Peripheral Blood Pressure Measurement: Comparison of Two Strategies on the Incidence of Intermediate Outcome

Weimar Kunz Sebba Barroso, Sayuri Inuzuka, Gilberto Campos Guimarães, Robson Pierre Pacífico, Victoria Alves Melo, Luiz Fernando Oliveira, Eduarda Silva, Gustavo Ribeiro Mesquita, Deborah Silva Cintra Valle, Priscila Valverde Vitorino, Ana Luiza Lima Sousa, Paulo César Brandão Veiga Jardim, Antonio Coca
Pages: 1 - 4
Background: Central blood pressure values and arterial stiffness have demonstrated to be a useful tool to stratify cardiovascular risk and also as a biomarker. A question that is still unanswered is if hypertension treatment guided by central blood pressure parameters will be even better to promote cardiovascular...
Editorial

Editorial

John R. Cockcroft, On behalf of the Editorial Board
Pages: 1 - 2
Research Article

The effects of pipe water smoking on endothelial function in healthy non smoker volunteers

Rania Gaber, Manal Hamesa
Pages: 1 - 5
Background: Water pipe (WP) tobacco smoking is gaining wide popularity among young and middle aged males and females. Aim of the work: The aim of this study was to evaluate the immediate effect of 1st pipe water smoking on brachial Flow mediated dilatation% (FMD%) and Nitrate mediated dilatation% (NMD%)...
Research Article

Experimental verification of the healthy and atherosclerotic coronary arteries incompressibility via Digital Image Correlation

Alireza Karimi, Toshihiro Sera, Susumu Kudo, Mahdi Navidbakhsh
Pages: 1 - 7
So far there is no study to measure the Poisson’s ratio of the human coronary arteries in order to verify their incompressibility regardless of being healthy or atherosclerosis. It has been reported that atherosclerosis alters the elastin content of the arterial wall which is responsible for the elastic...
Research Article

Effect of angulation and Reynolds number on recirculation at the abdominal aorta-renal artery junction

Mohammed Ameenuddin, Mohan Anand
Pages: 1 - 8
We investigate the effect of renal artery angle variation and Reynolds number on the probability of formation of atherosclerosis-prone regions at the abdominal aorta-renal artery junction. The rheologically accurate shear-thinning Yeleswarapu model for blood is used to simulate flow in a 3-Dimensional...
Research Article

Retinal vascular calibers in contemporary patients with chronic systemic inflammatory diseases: The Greek REtinal Microcirculation (GREM) study

Evaggelia K. Aissopou, Athanase D. Protogerou, Theodore G. Papaioannou, Maria Tektonidou, Nikolaos Tentolouris, Panagiotis G. Theodossiadis, Coen D.A. Stehouwer, George D. Kitas, Petros P. Sfikakis
Pages: 1 - 6
Background: Chronic systemic inflammatory diseases (CSID) are associated with increased cardiovascular morbidity and mortality. Widening of retinal venular calibers has been independently associated with systemic inflammation and cardiovascular risk in the general population. We aimed to test the hypothesis...
Research Article

Brachial flow-mediated dilatation response to acute different upper body training postures in lean inactive vs. lean active men

Witid Mitranun, Prasit Peepathum
Pages: 1 - 7
Background: Resistance training postures trigger different results on endothelial function: however, the acute effect of resistance training on upper body muscle in active and inactive persons is inconclusive. The present study aimed to investigate the acute effects of 2 different types of upper body...
Research Article

LDL fatty acids composition as a risk biomarker of cardiovascular disease

Hashem Nayeri, Gholam Ali Naderi, Sedigheh Asgari, Masoumeh Sadeghi, Maryam Boshtam, Samaneh Mohamadzadeh, Nasim Babaknejad
Pages: 1 - 7
Objective: Fatty acid composition of Low-density lipoprotein (LDL) particle is an effective factor in LDL oxidation and atherosclerotic plaques formation. This study evaluates the relationship between LDL fatty acid composition and coronary artery disease (CAD). Methods: 42 men with coronary artery...
Research Article

Does combining elastic and weight resistance acutely protect against the impairment of flow-mediated dilatation in untrained men?

Kampanart Paditsaeree, Witid Mitranun
Pages: 1 - 8
Background: The evidence that the combination of elastic and weight resistance training acutely affects or improves resultant responses to conduit artery function is anecdotal. The aim of this study was to examine brachial artery flow-mediated vasodilation (FMD) before and after acute exercise when performed...
Research Article

Change of bilateral difference in radial artery pulse morphology with one-side arm movement

Xinge Jiang, Shoushui Wei, Dingchang Zheng, Feifei Liu, Shouqin Zhang, Zhimin Zhang, Chengyu Liu
Pages: 1 - 8
Previous studies have demonstrated that the compliance of peripheral artery changes with arm movement. This study aimed to quantify the bilateral difference in radial artery pulse morphology with one-side arm movement. Twenty-four healthy subjects were recruited. Radial artery pulses were synchronously...
Mini Review

In vitro characterisation of arterial stiffening: From the macro- to the nano-scale

Riaz Akhtar
Pages: 1 - 8
Accurate measurement of the material properties of arterial tissue is important for better characterisation of diseases and the development of reliable computational models. There are a number of in vitro techniques that are applied to study the biomechanical properties of arterial tissue. This review...
Conference Abstract

P4.02 Assessing ventricular–vascular interactions non-invasively in healthy adolescents☆

T.J. Bradley, C. Slorach, C. Manlhiot, W. Hui, M.K. Friedberg, E.T. Jaeggi, P.F. Kantor, L. Mertens
Pages: 1 - 1
Background: Characterization of normal ventricular–vascular interactions by non-invasive assessment in healthy adolescents may provide new mechanistic insights into altered physiological states in congenital and acquired heart disease in this age group. Methods: Ventricular and vascular measures were...
Review Article

The life and times of Donald A. McDonald

Wilmer W. Nichols, Michael F. O’Rourke
Pages: 1 - 8
Donald A. McDonald (1917–1973) was a pioneer in hemodynamics. He was Oxford educated and served on the faculty of Universities in both Great Britain and the USA. The problems that were the main theme of his text Blood Flow in Arteries published in 1960 were those concerned with pulsatile blood flow and...
Research Article

Isolated systolic hypertension and the J-curve of cardiovascular disease risk☆

Stanley S. Franklin
Pages: 1 - 6
Controversy persists regarding the presence and significance of blood pressure “J-curves” of increased cardiovascular disease (CVD) risk as they relate to older people with isolated systolic hypertension (ISH). Age is an important effect modifier favoring diastolic blood pressure (DBP) in young adults,...
Review Article

Application of non-invasive central aortic pressure assessment in clinical trials: Clinical experience and value

Bryan Williams, Patrick Brunel, Peter S. Lacy, Fabio Baschiera, Dion H. Zappe, Kazuomi Kario, John Cockcroft
Pages: 1 - 15
Pressure measured with a cuff and sphygmomanometer in the brachial artery is accepted as an important predictor of future cardiovascular (CV) events. However, recent clinical evidence suggests that central aortic pressure (CAP) provides additional information for assessing CV risk than brachial blood...
Conference Abstract

CD1 VASCULAR ADAPTATION TO EXTREME CONDITIONS: THE ROLE OF HYPOXIA

Rosa Maria Bruno*, Lorenzo Ghiadoni, Lorenza Pratali
Pages: 1 - 1
The study of vascular adaptation to extreme conditions, and in particular to hypoxia, represents a unique opportunity in cardiovascular physiology, with relevant translational implications. First, it has crucial clinical consequences for about 140 million people worldwide living at high altitude and...
Research Article

A numerical study on the application of the functionally graded bioabsorbable materials in the stent design

Hossein Bahreinizad, Milad Salimi Bani, Arezoo Khosravi, Alireza Karimi
Pages: 1 - 8
Background: Angioplasty with stenting is one of the primary treatment for coronary artery disease, hence, performance of the stent is deemed important. Bioabsorbable stents are the new generation of stents. Bioabsorbable magnesium alloys are a promising solution for adverse effects of long-term usage...
Review Article

The effects of antihypertensive drugs on arterial stiffness☆

Lorenzo Ghiadoni
Pages: 1 - 5
Ageing and cardiovascular risk factors, particularly uncontrolled hypertension, adversely impact arterial stiffness and wave reflection leading to increased central systolic blood pressure. Carotid-femoral pulse wave velocity is the “gold standard” method for the assessment of aortic stiffness. Increased...
Short Communication

A pilot study of scanning acoustic microscopy as a tool for measuring arterial stiffness in aortic biopsies

Riaz Akhtar, J. Kennedy Cruickshank, Xuegen Zhao, Brian Derby, Thomas Weber
Pages: 1 - 5
This study explores the use of scanning acoustic microscopy (SAM) as a potential tool for characterisation of arterial stiffness using aortic biopsies. SAM data is presented for human tissue collected during aortic bypass graft surgery for multi-vessel coronary artery disease. Acoustic wave speed as...
Review Article

Central pressure should be used in clinical practice

James E. Sharman
Pages: 1 - 7
The original purpose for recording brachial blood pressure (BP) more than 100 years ago was to estimate central (aortic) BP. While high brachial BP is an important cardiovascular risk factor, it is clear that major differences in central systolic BP (SBP; e.g. >30 mmHg) can occur among people with similar...
Conference Abstract

CD2 CIRCADIAN BLOOD PRESSURE PROFILE AND TARGET ORGAN DAMAGE

Agnieszka Bednarek
Pages: 1 - 1
The 24-hour brachial ambulatory blood pressure measurement (ABPM) has the unique ability to provide information on 24-hour averaged blood pressure (BP), on nocturnal BP and day–night BP changes, as well as on 24-hour BP variability, which all provide independent prognostic information over that provided...
Conference Abstract

CD3 ALDOSTERONISM, HEART AND VESSELS

Aleksander Prejbisz
Pages: 1 - 1
It has been documented that absolute aldosterone excess in patients with primary aldosteronism (PA) has been associated with higher risk of heart, vascular and kidney damage independent on blood pressure and resulting in increased total cardiovascular risk. Structural (left ventricular hypertrophy) and...
Conference Abstract

WHAT IS THE BEST METHOD TO EVALUATE RETINAL MICROCIRCULATION?

Joanna Harazny
Pages: 1 - 2
The microvasculature of retinal ganglion cell layer, which is the part of central nervous system, can be investigated non-invasively in human. For clinical routine the fluorescence angiography is used to test patency and leak of retinal or choroid vessels, and to determine the blood passage time through...
Conference Abstract

RETINAL ARTERIOLAR STRUCTURE IN PRIMARY HYPERTENSION – REVIEW OF THE DATA

Andrzej Januszewicz
Pages: 2 - 2
Vascular dysfunction and remodelling due to elevated blood pressure constitutes an early step in the pathogenesis of atherosclerotic disease. Microvascular remodelling reduces tissue perfusion and impedes blood-tissue exchange. These processes could lead to inadequate perfusion and tissue hypoxia in...
Conference Abstract

SODIUM INTAKE IN RELATION TO CARDIOVASCULAR OUTCOME

Katarzyna Stolarz-Skrzypek
Pages: 2 - 2
The data associating blood pressure to salt intake in humans comes from randomized clinical trials of interventions on dietary salt intake and population studies. Generally, estimates from meta-analyses are similar to those derived from prospective population studies (1.7 mm Hg change in systolic blood...
Research Article

Abridged version of the expert consensus document on arterial stiffness☆

Stephane Laurent, John Cockcroft, Luc Van Bortel, Pierre Boutouyrie, Cristina Giannattasio, Daniel Hayoz, Bruno Pannier, Charalambos Vlachopoulos, Ian Wilkinson, Harry Struijker-Boudier, on behalf of the European Network for Non Invasive Investigation of Large Arteries
Pages: 2 - 12
In recent years great emphasis has been placed on the role of arterial stiffness in the development of cardiovascular diseases. The present article is an abridged version of an expert consensus document reporting the proceedings of several meetings of the European Network for Non Invasive Investigation...
Mini Review

Ventricular–arterial coupling: Invasive and non-invasive assessment

Julio A. Chirinos
Pages: 2 - 14
Interactions between the left ventricle (LV) and the arterial system, (ventricular–arterial coupling) are key determinants of cardiovascular function. Ventricular–arterial coupling is most frequently assessed in the pressure–volume plane using the ratio of effective arterial elastance (EA) to LV end-systolic...
Conference Abstract

P1.1 PHYSICAL ACTIVITY IS ASSOCIATED WITH FLOW-MEDIATED DILATATION IN FEMALES

Ulrika Ferberg*, Katya Matusevich, Gabriella Eliason, Maria Fernstom, Anita Hurtig-Wennlof
Pages: 3 - 3
Impairment of vascular endothelial function is an early sign of atherosclerosis. An active lifestyle is suggested to be positively associated with favorable endothelial function as opposed to a sedentary lifestyle. The aim of this ongoing study (Lifestyle, Biomarkers and Atherosclerosis Study) is to...
Conference Abstract

P1.2 NANOMECHANICAL ALTERATIONS IN THE ADVENTITIAL LAYER OF THE INTERNAL MAMMARY ARTERY OF PATIENTS WITH HIGH PWV

Zhuo Chang, Maria Lyck Hansen, Lars Melholt Rasmussen, Riaz Akhtar*
Pages: 3 - 3
Aim: Arterial stiffening occurs as part of the natural ageing process, and is thought to be related to the accumulation of collagen and degradation of elastin. However, little is known about how regional variations in arterial structure and mechanical properties contribute to arterial stiffening. This...
Short Communication

Assessment of pulse wave velocity

Pierre Boutouyrie, Marie Briet, Cédric Collin, Sebastian Vermeersch, Bruno Pannier
Pages: 3 - 8
Measurement of pulse wave velocity is of increasing importance for assessment of arterial stiffness and risk evaluation. Different techniques are available, based either on pressure, distension or Doppler waveforms. Techniques not only differ by the algorithm used to identify specific part of the pulse...
Review Article

Quality of Reporting in Human Aortic Tissue Research – A Systematic Review

Ya-Hua Chim, Eva Caamaño-Gutiérrez, Rashmi Birla, Jillian Madine, Mark Field, Riaz Akhtar, Hannah Angharad Davies
Pages: 3 - 10
Ex vivo human tissue is a valuable research resource. However, if vital methodological information such as anatomical location, tissue processing procedures, or donor characteristics are not reported in scientific literature to a high standard, studies utilising ex vivo human tissue can be difficult...
Conference Abstract

P1.3 A NEW DYNAMIC ORGAN BATH SETUP TO ASSESS ISOBARIC STIFFNESS PARAMETERS OF PERIODICALLY STRETCHED ISOLATED MOUSE AORTIC SEGMENTS

Arthur J.A. Leloup*, Cor E. Van Hove, Guido R.Y. De Meyer, Dorien M. Schrijvers, Gilles W. De Keulenaer, Paul Fransen
Pages: 3 - 4
Cyclic stretch is a major contributor of vascular function. However, isolated mouse aortas are frequently studied at low stretch frequency or even isometric conditions. Pacing experiments done in rodents and humans show that arterial compliance is highly cyclic stretch frequency-dependent. The Rodent...
Conference Abstract

P1.4 HEMODYNAMICS OF PULMONARY HYPERTENSION: APPLICATION OF THE RESERVOIR-WAVE APPROACH

Anukul Ghimire*, Mads Andersen, Lindsay Burrowes, J. Christopher Bouwmeester, Andrew Grant, Israel Belenkie, Nowell Fine, Barry Borlaug, John Tyberg
Pages: 4 - 4
Using the reservoir-wave approach, previously we characterized pulmonary vasculature mechanics with multiple interventions in a canine model. In the present study, we measured high-fidelity pulmonary arterial (PA) pressure, Doppler flow velocity, and pulmonary capillary wedge pressure in 11 patients...