Results 31 to 40 of about 270,489 (345)

Arterial stiffening acts synergistically with APOE genotype and AD biomarker status to influence memory in older adults without dementia

open access: yesAlzheimer’s Research & Therapy, 2021
Background Arterial stiffening has emerged as an important risk factor for Alzheimer’s disease (AD) and related dementias. Carotid-femoral pulse wave velocity has been proposed as a non-invasive and reproducible method to assess arterial stiffness ...
Katherine J. Bangen   +6 more
doaj   +1 more source

Do higher dialysate calcium concentrations increase vascular stiffness in haemodialysis patients as measured by aortic pulse wave velocity? [PDF]

open access: yes, 2013
Background: Haemodialysis patients have an increased prevalence of hypertension and risk of cardiovascular mortality and stroke. Higher dialysate calcium concentrations have been reported to cause both an acute and chronic increase in arterial ...
Charitaki, E, Davenport, A
core   +1 more source

Difficulties in the measurement of pulse-wave velocity [PDF]

open access: yesAmerican Heart Journal, 1958
The methods employed in the measuring of pulse-wave velocity are subject to gross error because of alinearity and frequency distortion resulting from low-resonance frequencies of instrumentation and arterial segment and extraneous tissue interference.
openaire   +3 more sources

Traditional practices and recent advances in Nadi Pariksha: A comprehensive review

open access: yesJournal of Ayurveda and Integrative Medicine, 2019
The significance of Nadi Pariksha is well understood and effectively used by Ayurveda practioners for assessing Tridoshas and various physiological and psychological states of the patient.
P. Venkata Giri Kumar   +2 more
doaj   +1 more source

STRUCTURAL AND FUNCTIONAL VASCULAR CHANGES IN HIGH NORMAL ARTERIAL PRESSURE [PDF]

open access: yesTrakia Journal of Sciences, 2020
The PURPUSE of the present study is changes in function and structure of large arteries in individuals with High Normal Arterial Pressure (HNAP) to be established.
P. Nikolov
doaj   +1 more source

Ionization waves of arbitrary velocity driven by a flying focus

open access: yes, 2017
A chirped laser pulse focused by a chromatic lens exhibits a dynamic, or "flying," focus in which the trajectory of the peak intensity decouples from the group velocity.
Bahk, S. -W.   +7 more
core   +1 more source

The effects of antihypertensive drugs on arterial stiffness☆

open access: yesArtery Research, 2016
Ageing and cardiovascular risk factors, particularly uncontrolled hypertension, adversely impact arterial stiffness and wave reflection leading to increased central systolic blood pressure.
Lorenzo Ghiadoni
doaj   +1 more source

Evaluation of Distensibility and Stiffness of Ascending Aortic Aneurysm using Magnetic Resonance Imaging

open access: yesJournal of Nepal Medical Association, 2016
Introduction: Magnetic resonance imaging emerging as a new tool for the diagnosis and evaluation of ascending aortic aneurysm. The aim of our study is to evaluate in vivo distensibility and pulse wave velocity of the aortic wall using functional magnetic
Kaushal Kishore Tiwari   +5 more
doaj   +3 more sources

Lower intake of saturated fatty acids is associated with persistently higher arterial stiffness in patients with type 2 diabetes

open access: yesJournal of Diabetes Investigation, 2021
Aims/Introduction There are few studies to investigate the relationship between macronutrients and longitudinal changes in arterial stiffness in patients with type 2 diabetes mellitus.
Tomoya Mita   +9 more
doaj   +1 more source

Broader, flatter optical spectra of passively mode-locked semiconductor lasers for a wavelength-division multiplexing source [PDF]

open access: yes, 1997
Using the time domain master equation for a complex electric-field pulse envelope, we find analytical results for the optical spectra of passively mode-locked semiconductor lasers. The analysis includes the effect of optical nonlinearity of semiconductor
Eliyahu, Danny   +2 more
core   +1 more source

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