Results 21 to 30 of about 28,086 (247)

DNA Electrochemical Biosensors for In Situ Probing of Pharmaceutical Drug Oxidative DNA Damage

open access: yesSensors, 2021
Deoxyribonucleic acid (DNA) electrochemical biosensors are devices that incorporate immobilized DNA as a molecular recognition element on the electrode surface, and enable probing in situ the oxidative DNA damage.
Ana-Maria Chiorcea-Paquim   +1 more
doaj   +1 more source

Applications of Graphene Quantum Dots in Biomedical Sensors [PDF]

open access: yes, 2020
Due to the proliferative cancer rates, cardiovascular diseases, neurodegenerative disorders, autoimmune diseases and a plethora of infections across the globe, it is essential to introduce strategies that can rapidly and specifically detect the ultralow ...
Altintas, Zeynep, Mansuriya, Bhargav D.
core   +1 more source

Electrochemical DNA Biosensor for Mycobacterium leprae Identification

open access: yesBrazilian Archives of Biology and Technology, 2021
Nowadays, a prompt and reliable diagnosis is one of the most critical measures for leprosy control. The current diagnostic is based on clinical exams by a health care professional, and it may not recognize early signs of the disease.
André Santiago Afonso   +2 more
doaj   +1 more source

Electrochemical Aptasensor for Detection of Dopamine [PDF]

open access: yes, 2020
This work presents a proof of concept of a novel, simple, and sensitive method of detection of dopamine, a neurotransmitter within the human brain. We propose a simple electrochemical method for the detection of dopamine using a dopamine-specific aptamer
Abu-Ali, Hisham   +4 more
core   +1 more source

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

open access: yes, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Electrochemical Biosensors for Circulating Tumor DNA Detection

open access: yesBiosensors, 2022
Early diagnosis and treatment have always been highly desired in the fight against cancer, and detection of circulating tumor DNA (ctDNA) has recently been touted as highly promising for early cancer-screening. Consequently, the detection of ctDNA in liquid biopsy is gaining much attention in the field of tumor diagnosis and treatment, which has also ...
Ke Wang   +5 more
openaire   +3 more sources

Electrochemical-DNA Biosensor Development Based on a Modified Carbon Electrode with Gold Nanoparticles for Influenza A (H1N1) Detection: Effect of Spacer

open access: yesInternational Journal of Electrochemical Science, 2014
An Electrochemical-DNA biosensor (E-DNA biosensor) was prepared successfully for electrochemical detection of a target DNA sequence, and the effective surface of the electrode was designed in order to achieve high sensitivity.
Hyo-Eun Lee, Yun Ok Kang, Seong-Ho Choi
doaj   +1 more source

Nanomaterials for Healthcare Biosensing Applications [PDF]

open access: yes, 2019
In recent years, an increasing number of nanomaterials have been explored for their applications in biomedical diagnostics, making their applications in healthcare biosensing a rapidly evolving field.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Effect of Graphene Oxide Modification on a DNA Biosensor Developed for the Detection of Methylated DNA Associated with Cancer

open access: yesProceedings, 2019
Methylated DNA is a covalent post-translational modification, which plays a crucial role in pathological and physiological processes including several diseases, such as cardiovascular disease, diabetes or cancer.
Eliska Sedlackova   +3 more
doaj   +1 more source

A DNA biosensor for molecular diagnosis of Aeromonas hydrophila using zinc sulfide nanospheres [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2017
Today, identification of pathogenic bacteria using modern and accurate methods is inevitable. Integration in electrochemical measurements with nanotechnology has led to the design of efficient and sensitive DNA biosensors against bacterial agents ...
M. Negahdary   +5 more
doaj   +1 more source

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