Artery Research

+ Advanced search
2889 articles
Research Article

The Association between Retinal and Central Pulse Wave Velocity in the Elderly

Mahdieh Rezaeian, S. Mojtaba Golzan, Alberto P. Avolio, Stuart Graham, Mark Butlin
Purpose: The retina provides a non-invasive window to monitor microvascular circulation. Carotid-femoral Pulse Wave Velocity (cfPWV) is an indicator of large artery stiffness and is associated with systemic cardiovascular diseases. This study investigates whether Retinal artery PWV (rPWV) reflects cfPWV...
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

A Computational Study of the Effect of Stent Design on Local Hemodynamic Factors at the Carotid Artery Bifurcation

Nasrul Hadi Johari, Mohamad Hamady, Xiao Yun Xu
Background: Previous clinical studies have shown that the incidence of restenosis after carotid and coronary stenting varies with stent design and deployment configuration. This study aims to determine how stent design may affect in-stent hemodynamics in stented carotid arteries by means of Computational...
Review Article

Monoclonal Antibodies in Oncology and their Effect on Arterial Stiffness – A Systematic Review

Eirini Solomou, Konstantinos Aznaouridis, Dimitrios Terentes-Printzios, Maria Drakopoulou, Konstantinos Toutouzas, Dimitris Tousoulis, Charalambos Vlachopoulos
Introduction: Malignancies are the second leading cause of death worldwide. Treatment Monoclonal Antibody (MAbs)-based treatment of cancer has been established as one of the most successful therapeutic strategies in the last 20 years; however, there is a growing concern about the effects of these agents...
Research Article

Study Protocol – Insight 46 Cardiovascular: A Sub-study of the MRC National Survey of Health and Development

Sarah Ann Mason, Lamia Al Saikhan, Siana Jones, Gemma Bale, Sarah-Naomi James, Heidi Murray-Smith, Alicja Rapala, Suzanne Williams, Brian Wong, Marcus Richards, Nick C. Fox, Rebecca Hardy, Jonathan M. Schott, Nish Chaturvedi, Alun D. Hughes
The commonest causes of dementia are Alzheimer’s disease and vascular cognitive impairment. Although these conditions have been viewed as distinct entities, there is increasing evidence that neurodegenerative and vascular pathologies interact or overlap to cause cognitive decline, and that at least in...
Review Article

Accurate Measurement of Blood Pressure

Dean S. Picone
Accurate Blood Pressure (BP) measurement is vital for appropriate diagnosis and management of cardiovascular risk. However, questions remain on the accuracy of cuff BP compared with invasive (intra-arterial) BP. Moreover, the critical physiological factors that are associated with inaccuracy of cuff...
Research Article

Measurement of Instantaneous Wave-free Ratio through a Diagnostic Catheter: Comparison of the Results between 4Fr and 5Fr

Shinichiro Masuda, Ryota Uemura, Yoshiyuki Saiki, Tatsuo Haraki, Takeshi Lee
Background: Clinical evidence of coronary pressure assessment through a diagnostic catheter is limited. The aim of this study was to assess the difference, safety, and rate of successful measurement of Instantaneous Wave-free Ratio (iFR) through 4Fr and 5Fr diagnostic catheters. Methods: This single-centre...
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
Case Study

Supine Hypertension and Extreme Reverse Dipping Phenomenon Decades after Kidney Transplantation: A Case Report

Dóra Batta, Beáta Kőrösi, János Nemcsik
Background: Supine hypertension, a consequence of autonomic neuropathy, is a rarely recognized pathological condition. Reported diseases in the background are pure autonomic failure, multiple system atrophy, Parkinson’s disease, diabetes and different autoimmune disorders. Methods: In our case report...
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...
Review Article

The European COST Action VascAgeNet Fostering Innovation – When Industry Comes to Science

Christopher C. Mayer, Rachel E. Climie, Bernhard Hametner, Rosa-Maria Bruno
VascAgeNet is a new European network which will join forces in order to refine, harmonize and promote the vascular ageing concept. It aims to bring innovations in cardiovascular research from bench to bedside and to establish assessment of vascular ageing in clinical practice. The interdisciplinary,...
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...
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...
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...
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

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

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...
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...
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...
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,...
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...
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

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

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...
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...
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...
Conference Abstract

CD1 VASCULAR ADAPTATION TO EXTREME CONDITIONS: THE ROLE OF HYPOXIA

Rosa Maria Bruno*, Lorenzo Ghiadoni, Lorenza Pratali
Pages: 1 - 1
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...
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...
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
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...
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...