Search results for “resonance”

About 30 results in articles

Open Access Pub publishes peer-reviewed, free-to-read open-access articles. Showing articles matching resonance — open any to read the full text, or download the PDF or XML.

Technical Evaluation of Automated Left Ventricular Quantification in Cardiac Magnetic Resonance Imaging: Comparison with Manual Reference Measurements

Oct 2026 DOI 10.14302/issn.2768-0207.jbr-26-6477
Suha Faleh AlharbiCorresponding author

Background Automated left ventricular (LV) quantification may reduce the manual post-processing burden of cardiac magnetic resonance (CMR) imaging but requires evaluation against manual reference measurements before routine clinical use. Purpose To evaluate automated CMR post-processing for LV quant…

CERN Large Hadron Collider (LHC) Radiation Source for Magnetic Resonance Biospectroscopy in Metabolic and Molecular Imaging and Diagnosis of Cancer

Dec 2022 DOI 10.14302/issn.2377-2549.jndc-22-4351
Alireza HeidariCorresponding author

Molecular imaging is a new method in examining physiological studies in molecular dimensions. Among the various methods that have been introduced for this purpose, the magnetic resonance spectroscopy (MRS) method has made it possible to more accurately study the activities of the brain region as wel…

Tetrodotoxin (TTX) Time–Resolved Absorption and Resonance FT–IR and Raman Biospectroscopy and Density Functional Theory (DFT) Investigation of Vibronic–Mode Coupling Structure in Vibrational Spectra Analysis

Jun 2019 DOI 10.14302/issn.2377-2549.jndc-19-2765
Alireza HeidariCorresponding author

Tetrodotoxin (TTX) is a potent neurotoxin. Its name derives from Tetraodontiformes, an order that includes pufferfish, porcupinefish, ocean sunfish, and triggerfish; several of these species carry the toxin. Although tetrodotoxin was discovered in these fish and found in several other aquatic animal…

Role of Echo-Planar Diffusion-Weighted Magnetic Resonance Imaging in Diagnosis of Cholesteatoma

Feb 2016 DOI 10.14302/issn.2379-8572.joa-15-906
Semra KulekciCorresponding author

Objective: We compared preoperative data of physical examination, CT and diffusion MRI findings of temporal bone with our intraoperative observations. We investigated the diagnostic efficiency of single-shot spin echo echoplanar diffusion MRI (SS SE EPI) on primary cholesteatoma. Methods: 33 patient…

Influence of Regular Astigmatism on the Human Visual Cortex. A Functional Magnetic Resonance Imaging Study

Oct 2015 DOI 10.14302/issn.2470-0436.jos-14-571
Takuya SHIBACorresponding author

Purpose: To describe a new functional magnetic resonance imaging (fMRI) method for measuring the influence of regular astigmatism, both against-the-rule (ATR) and with-the-rule (WTR), on the human visual cortex. Setting: Department of Ophthalmology, Jikei University School of Medicine, Tokyo, Japan.…

Comprehensive Study of Structural, Optical and EPR Properties of Mn2+ Doped CdSe Nanocrystals

Aug 2023 DOI 10.14302/issn.2377-2549.jndc-23-4461
Ram KripalCorresponding author

The synthesis of II-VI semiconductor nanocrystals doped with transition metal ions is particularly difficult. In the case of manganese doped CdSe nanocrystals produced via chemical route it is necessary to achieve small incorporation of manganese ions. The incorporation of manganese ions in CdSe nan…

Delayed Vision Loss Post Assault-Induced Zygomatic Fracture Repair in a Patient with an Ipsilateral Anterior Clinoid Process Pneumatization, A Case Report

Mar 2023 DOI 10.14302/issn.2470-0436.jos-23-4444
William A. ByrdCorresponding author

A 27-year-old male presented one week after surgical repair of his fractured left zygomatic arch, 5 weeks post-assault, complaining of persistent blurred vision in the left eye and worsening migraine headaches. Magnetic resonance images (MRI) revealed no intra-orbital pathologies or optic neuropathy…

Non-Specific Steroid Cell Tumor of The Ovary: Case Report And Review of The Literature

Dec 2022 DOI 10.14302/issn.2574-4526.jddd-22-4151
M. DarouichiCorresponding author

Steroid cell tumors of the ovary are particularly rare, secreting sex hormones, characterized by steroid cell proliferation and represent only 0.1% of all ovarian tumors. They are classified into three subtypes according to their cell of origin: stromal luteoma, Leydig cell tumors and a third subtyp…

Post-Covid-19 Acute Disseminated Encephalomyelitis (ADEM) in a 27-year-old girl: Case Report

Feb 2022 DOI 10.14302/issn.2470-5020.jnrt-22-4092
Léhleng AGBACorresponding author

Acute disseminated encephalomyelitis (ADEM) is a monophasic, multifocal, demyelinating, autoimmune disease that affects the central nervous system (CNS). It usually occurs after a systemic infection, usually viral, including certain coronavirus infections. A 27-year-old girl presented with complaint…

Intracranial Tumor Presenting as Raymond Syndrome in a Pediatric Patient

Nov 2021 DOI 10.14302/issn.2470-0436.jos-21-4003
Danica Tomas-EstebanCorresponding author

This is a case of a pediatric patient who presented with a sudden onset of right abducens nerve palsy with contralateral hemiplegia with no facial paralysis. With the constellation of symptoms aided by the presence of enhancing pontine mass on magnetic resonance imaging, the presence of diffuse intr…

Adjacent Segment Disease Associated with Klippel-Feil Syndrome: A New Classification System with Corresponding Therapeutic Options

May 2021 DOI 10.14302/issn.2766-8681.jcsr-21-3783
Murat YilmazCorresponding author

Background Klippel-Feil Syndrome (KFS) is described as the clinical triad of short neck, low posterior hairline, and limitation of neck mobility. Objective Topresent our clinical experience with KFS patients who also had adjacent segment disease (ASD) and to propose a novel classification system for…

Reversible Posterior Encephalopathy Syndrome and Related Factors: Clinical Cases Study

Nov 2020 DOI 10.14302/issn.2470-5020.jnrt-20-3596
Damelan KombateCorresponding author

Background Reversible posterior encephalopathy syndrome (RPE) is a clinical and radiological entity characterized by the acute or subacute fitting of symptoms covering headache, vomiting, visual disturbances, seizures and impairment of consciousness. The pathophysiology of RPE syndrome is poorly des…

Effects of Selected Secondary Metabolites in Leaf Extract of Jatropha Tanjorensis on Some Gonadal Hormones in Male Wistar Rats

Jul 2020 DOI 10.14302/issn.2576-6694.jbbs-20-3466
John AkighirCorresponding author Department of Biochemistry, College of Science, Federal University of Agriculture, Makurdi P.M.B. 2373 (970001) Nigeria

Background and Objective The use of medicinal plants in industrialized societies for extraction and development of many drugs and other chemotherapeutics and traditionally for herbal remedies has increased in recent times. Plant–based medicine is essential in health care services with about 80% glob…

Assessment of Target Volume Definition for Radiosurgery of Atypical Meningiomas with Multimodality Imaging

Apr 2020 DOI 10.14302/issn.2372-6601.jhor-20-3293
Selcuk DemiralCorresponding author

Objective Meningiomas are most common intracranial benign tumors comprising around one third of all intracranial neoplasms, and typically have benign and indolent nature with slow-growing behaviour. Benign meningiomas are slow growing tumors typically following an indolent disease course. Neverthele…

A Rare Cause of Acute Renal Failure: Retroperitoneal Fibrosis

Nov 2019 DOI 10.14302/issn.2641-5518.jcci-19-3098
Caner EdizCorresponding author Department of Urology, University of Health Sciences (Istanbul), Sultan Abdulhamid Han Education and Research Hospital, Istanbul, Turkey

Idiopathic retroperitoneal fibrosis also known as Ormonds disease is a rare disorder characterized by the development of fibrotic tissue in the retroperitoneum. The fibrotic tissue may compress ureters, leading to obstructive nephrouropathy and renal failure. A 58-year-old man with fatigue, loss of…

Closed Electrical Transmission Line as a Ring Waveguide for Interacting Waves of Electron and Phonon Currents

Oct 2019 DOI 10.14302/issn.2642-3146.jec-19-3049
A.A BerezinCorresponding author Independent Researcher

As a result of mathematical modeling it has been shown that any closed electrical line can be interpreted as a ring waveguide where the Fermi-Pasta-Ulam recurrences of the electron and phonon currents interact with each other on the transversal and longitudinal periodical structures of the line cond…

MRI Study and Psychological Assessment in Children and Youth with Deviation Behaviour

Aug 2019
Irma KhachidzeCorresponding author

Objective Antisocial behavior (ASB) in children and youth is public health problem in Georgia. Nevertheless, there has been no systematic study the risk factors for ASB that could counteract on ASB development. To prevent ASB development and acceleration the understanding of biological (assessment o…

Early Prediction of Alzheimer’s Disease Using OCT Imaging Technique

Apr 2019 DOI 10.14302/issn.2998-4211.jalr-19-2658
C S SandeepCorresponding author Research Scholar, CET, Trivandrum, University of Kerala

Alzheimer’s Disease (AD) is one amongst the overwhelming types of dementia that distresses the brain nerve cells leading to a perpetual loss in memory and creating a lot of difficulties for the family members in caretaking. The prediction of the disease at an earlier stage is a common problem. The m…

A Rare Cause of Fever of Unknown Origin: Reverse Shapiro’s Syndrome

Mar 2019 DOI 10.14302/issn.2474-3585.jpmc-19-2655
Habip GedikCorresponding author

Reverse Shapiro’s syndrome is described as unexplained hyperthermia coexisting with agenesis of the corpus callosum. Its pathophysiology dwells on the role of dopaminergic hypersensitivity caused by hypothalamic dysfunction. Until now, only 5 cases have been described in the literature as reverse Sh…

Molecular Composition of and Potential Health Benefits Offered by Natural East African Virgin Sunflower Oil Products: A 400 MHz 1H NMR Analysis Study

Mar 2019 DOI 10.14302/issn.2379-7835.ijn-19-2677
Martin GrootveldCorresponding author

Objectives: Sunflower oil (SFO) is regularly employed for cosmetic, emollient and food frying purposes, the latter representing its foremost use globally. Therefore, full investigations of the molecular composition and quality of SFO products are a major requirement. In this study high-field 1H NMR…

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