Nanoparticles
Nanoparticles are tiny particles ranging from 1 to 100 nanometers (nm), where one nanometer is one billionth of a meter. Due to their tiny size, these nanoparticles have unique properties that are significantly different from the properties of bulk materials. These properties include a higher surface area to volume ratio, leading to increased reactivity and the ability to interact at the molecular and atomic levels. Nanoparticles are used in a variety of applications across multiple fields, such as in medicine for targeted drug delivery and in diagnostic imaging, in electronics for the creation of smaller, more efficient devices, in environmental science for pollution control, and in materials science for the development of stronger yet lighter materials. The versatility of nanoparticles stems from their ability to be engineered with specific properties, making them highly valuable in industrial and scientific research. However, their small size also raises concerns regarding environmental impact and potential health risks, necessitating ongoing research and careful regulation.
Nanoparticles
Latest Posts
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Colorimetric Sensor Array for Rapid Bacterial Identification and Elimination
A novel colorimetric sensor array utilizing programmable DNA-encoded iron oxide nanoparticles has been developed to identify and eliminate dental bacteria swiftly. This presents a significant advancement in addressing clinical misdiagnoses and treatment delays. This technology enables the…
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Lung Cancer Diagnosis via Inhalable Nanoparticles
Overview The Massachusetts Institute of Technology researchers have developed an innovative lung cancer diagnostic technique that uses inhalable nanoparticle sensors, detectable through a simple urine test. This method, aimed at replacing or supplementing traditional CT scans, is…
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New technology to monitor chemotherapy using magnetic nanoparticles
Researchers from Michigan State University propose a novel non-invasive magnetic particle imaging (MPI) to monitor chemotherapy release in vivo. This method employs superparamagnetic nanoparticles as the contrast agent to monitor drug release in the body. In this…
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Gene therapy using lipid based nanoparticles
Lipid nanoparticles (SLNs and NLCs) are regarded as highly promising systems for delivering nucleic acids in gene therapy. Literature review by researchers at PharmaNanoGene describes these systems and their main advantages in gene therapy, such as their capacity to protect…
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Large synthetic nanoparticles mimic biomolecules
Chemists at Carnegie Mellon University have demonstrated that synthetic nanoparticles can achieve the same level of structural complexity, hierarchy and accuracy as their natural counterparts biomolecules. The study, published in Science, also reveals the atomic-level mechanisms behind…
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New approach to treating cancer with therapeutic short interfering RNA (siRNA) delivered by nanohydrogel nanoparticles
A novel targeted therapy using nanoparticles has enabled researchers at the Georgia Institute of Technology to purge ovarian tumors in limited, in vivo tests in mice. “The dramatic effect we see is the massive reduction or complete…
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Nanomedicine: Nanotechnology and Nanoscience for better health
Nanoscience research involves molecules that are tiny compared to the size of cancer cells and that have the potential to profoundly improve the quality of our health and our lives. Now nine prominent Nano scientists look ahead…
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Researchers focus on using Nanoparticles to improve drug delivery in HIV patients
New research led by the University of Liverpool aims to improve the administration and availability of drug therapies to HIV patients through the use of nanotechnology. The research, conducted by the collaborative nanomedicine research programme led by…
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Nanoparticle injections minimize inflammation following cartilage injury
Osteoarthritis is a debilitating condition that affects at least 27 million people in the United States, and at least 12 percent of osteoarthritis cases stem from earlier injuries. Over-the-counter painkillers, such as anti-inflammatory drugs, help reduce pain…
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