This topical collection focuses on applying sensors and communications technologies for social good [...].
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| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10007119 | PMC |
| http://dx.doi.org/10.3390/s23052448 | DOI Listing |
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Glutaraldehyde functionalized reduced graphene oxide based resistive sensors for detection of PCA3.
J Mater Chem B
January 2025
Department of Electrical, Electronics and Communication Engineering, Indian Institute of Technology Dharwad, Karnataka - 580011, India.
Prostate cancer antigen 3 (PCA3) has emerged as a critical biomarker for the early detection of prostate cancer, complementing the traditional prostate-specific antigen (PSA) testing. This research presents a novel resistive sensor based on reduced graphene oxide (RGO) functionalized with glutaraldehyde (GA)/complementary single-stranded DNA (ss-DNA) for the detection of the PCA3 RNA. The device was meticulously characterized at each fabrication step to confirm the successful integration of the various layers on the sensor device, utilizing atomic force microscopy (AFM) which confirmed the increase in the thickness of the sensor from ∼1.
View Article and Find Full Text PDFHigh sensitivity tapered fiber refractive index biosensor using hollow gold nanoparticles.
Sci Rep
January 2025
Laser and Plasma Research Institute, Shahid Beheshti University, Tehran, Iran.
A localized surface plasmon resonance (LSPR) sensor based on tapered optical fiber (TOF) using hollow gold nanoparticles (HAuNPs) for measuring the refractive index (RI) is presented. This optical fiber sensor is a good candidate for a label-free RI biosensor. In practical biosensors, bioreceptors are immobilized on nanoparticles (NPs) that only absorb specific biomolecules.
View Article and Find Full Text PDFMachine learning boosts wind turbine efficiency with smart failure detection and strategic placement.
Sci Rep
January 2025
Department of Communications and Electronics, Delta Higher Institute of Engineering and Technology, Mansoura, 35111, Egypt.
The research study objective seeks to improve the efficiency of wind turbines using state-of-the-art techniques in the domain of ML, making wind energy the key player in fashioning a favorable future. Wind Turbine Health Monitoring (WTHM) is typically achieved through either vibration analysis or by using Supervisory Control and Data Acquisition (SCADA) data of wind turbines, wherein conventional fault pattern identification is a time-consuming, guesswork process. This work proposed an intelligent automated approach to early fault detection through the implementation of the HARO (Huber Adam Regression Optimizer) model, which combines Transformer networks with Lasso Regression and the Adam optimizer.
View Article and Find Full Text PDFInteroception, cardiac health, and heart failure: The potential for artificial intelligence (AI)-driven diagnosis and treatment.
Physiol Rep
January 2025
Department of Physiology, School of Medicine, University of Louisville, Louisville, Kentucky, USA.
"I see, I forget, I read aloud, I remember, and when I do read purposefully by writing it, I do not forget it." This phenomenon is known as "interoception" and refers to the sensing and interpretation of internal body signals, allowing the brain to communicate with various body systems. Dysfunction in interoception is associated with cardiovascular disorders.
View Article and Find Full Text PDFDual-target magneto-immunoassay with bifunctional nanohybrids for breast cancer exosome detection.
Talanta
January 2025
Department of Bioprocess Engineering, Jeonbuk National University, 567 Baekje-daero, Deokjin-gu, Jeonju-si, Jeonbuk State, 54896, Republic of Korea; School of Chemical Engineering, Jeonbuk National University, 567 Baekje-daero, Deokjin-gu, Jeonju-si, Jeonbuk State, 54896, Republic of Korea. Electronic address:
Exosomes, crucial for intercellular communication, hold potential as noninvasive liquid biopsy biomarkers especially in early breast cancer detection benefitted from the distinctive "cancer signature" on their membrane surface. Yet, the present methodologies of exosomes for breast cancer detection have involved the implementation of only a single member from the tetraspanin protein group as a biomarker. Moreso, due to the high concentration of exosomes in complex body fluids, there is a compelling need to measure a small concentration of cancer-derived exosomes with a low background noise signal.
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