Nanoparticles deliver treatment directly to tumors of deadly brain cancer

Nov 02, 2023 (Nanowerk News) Using nanoparticles administered directly into the cerebrospinal fluid (CSF), a research team has developed a treatment that may overcome significant challenges in treating a particularly deadly brain cancer. Key Takeaways Researchers developed a treatment for medulloblastoma in mice using drug-carrying nanoparticles, leading to significantly extended...

Bioengineered carbon nanotube biosensor allows ultrasensitive detection of disease biomarkers

Nov 02, 2023 (Nanowerk Spotlight) The rapid detection of disease biomarkers is critical for early diagnosis and timely treatment of illnesses. However, conventional methods like immunoassays require labelling and long processing times, making point-of-care testing difficult. An emerging alternative is nanomaterial-based electronic biosensors. These devices can directly convert biological signals...

Nanoengineers create a quasicrystal from nanoparticles using DNA

Nov 02, 2023 (Nanowerk News) Nanoengineers have created a quasicrystal—a scientifically intriguing and technologically promising material structure—from nanoparticles using DNA, the molecule that encodes life. Key Takeaways Quasicrystals, different from ordinary crystals, possess unique properties like altered heat and light absorption and special electronic behaviors. The team employed DNA strands...

Self-powered microbial fuel cell biosensor for monitoring organic freshwater pollution

Nov 02, 2023 (Nanowerk News) The discharge of organic effluents—biodegradable waste materials from plants and animals—into freshwater bodies is a significant environmental concern, affecting the health and sustainability of these aquatic ecosystems. However, the methods currently available for inspecting water quality are complex and costly. In this regard, researchers from...

Working to improve formulation of RNA-based pharmaceuticals

Nov 01, 2023 (Nanowerk News) A team of university and industry researchers is developing new formulations and manufacturing processes for the messenger RNA (mRNA) delivery systems used in some COVID vaccines. The mRNA-based vaccines that came out during the COVID-19 pandemic required storage at subzero temperatures. “They were shipped around...