Microfluidic circuit for pulsatile filtration of extracellular vesicles from whole blood samples
Extracellular vesicles (EVs) are cell-secreted lipid bilayer bioparticles with a diameter of 30 to 250 nm. They are a promising source of biomarkers for liquid biopsies for early cancer diagnosis and real-time monitoring of tumor development. However.....»»
Linux boots in 4.76 days on the Intel 4004
Historic 4-bit microprocessor from 1971 can execute Linux commands over days or weeks. Enlarge / A photo of Dmitry Grinberg's custom Linux/4004 circuit board. (credit: Dmitry Grinberg) Hardware hacker Dmitry Grinberg rec.....»»
Better than blood tests? Nanoparticle potential found for assessing kidneys
In a study published July 29 in Advanced Materials, University of Texas at Dallas researchers found that X-rays of the kidneys using gold nanoparticles as a contrast agent might be more accurate in detecting kidney disease than standard laboratory bl.....»»
The Huawei Watch D2 is a surprise sequel to one of 2022"s weirdest watches
Huawei's new Watch D2 is an unexpected sequel to the quirky Watch D and features the same innovative blood pressure monitoring tech as the previous version......»»
Researchers improve tunability in optical differentiation
A new technique may make it easier for researchers to create real-time images of microscopic samples by considering the waves that propagate through sample surfaces as light interacts with them......»»
What Is Sickle Cell Disease?
You have around 35 trillion red blood cells moving around your body at all times. Typically they are rounded and flexible. What happens when they aren’t?.....»»
The Apple Watch blood oxygen battle hurts the company and its customers
It’s not often that upgrading to the latest model of an Apple product means sacrificing a key feature, but that is the case for anyone in the USA upgrading to the Apple Watch Series 10 from the S6 or later. The reason is that, if you bought a S.....»»
Scientists Crack a 50-Year Mystery to Discover a New Set of Blood Groups
We now know why some blood is missing a key antigen—leading to the creation of a new blood-grouping system. Experts believe even more discoveries are on the way......»»
Are white patches on whale shark skin cause for concern?
Marine scientists have been taking samples from whale shark skin to try and determine the effect of pollutants on whale health......»»
Apple Watch blood pressure feature delayed by Series 10 design – Gurman
A long-awaited Apple Watch blood pressure feature has been delayed by the design changes introduced in the Series 10, according to a new report. The report doesn’t give any specific explanation, but says that Apple ran into issues when testing t.....»»
How one phone app uses your voice to detect high blood pressure
Smartphone apps can do a lot these days. But what if there was one that used your voice to detect high blood pressure? It's real, and it's very impressive......»»
Custom microfluidic chip design reshapes framework of spatial transcriptomics technology
Spatial transcriptomics has emerged as a powerful tool for in situ analysis of gene expression within tissues. However, current technologies still face several challenges, including high costs, limited field of view, and low throughput, significantly.....»»
Human "molecular map" contributes to the understanding of disease mechanisms
Scientists at Weill Cornell Medicine in Qatar (WCM-Q) have created an intricate molecular map of the human body and its complex physiological processes based on the analysis of thousands of molecules in blood, urine and saliva samples from 391 volunt.....»»
Study reviews ginsenoside biosynthesis and regulation in Panax notoginseng
Panax notoginseng, a perennial herb central to traditional Chinese medicine, is celebrated for its health benefits, such as promoting blood circulation and reducing inflammation. Its key components, ginsenosides, are associated with various pharmacol.....»»
VW recalls nearly 100,000 ID4s over faulty door handles
Insufficient water protection in the 2021-24 Volkswagen ID4 handles could cause the door to fly open while the vehicle is moving because of circuit board malfunctions......»»
Pausing biological clock could give boost to lab-produced blood stem cells
A decade ago, Raquel Espin Palazon discovered that inflammatory signaling pathways must switch on for embryos to produce blood stem cells. The latest work from her lab shows the potential value of keeping those same signals switched off after their i.....»»
Greenpeace sounds alarm on microplastics ingested by Hong Kong wildlife
Microplastic particles turned up in the vast majority of waste samples taken from Hong Kong wildlife in a Greenpeace study, the group said Monday, suggesting that animals still ingest plastics even if they are not feeding in urban areas......»»
The moon had surprisingly recent volcanic activity, samples from Chinese space mission confirm
Volcanoes were erupting on the moon as recently as 120 million years ago, evidence collected by a Chinese spacecraft suggests. Until the last few years, scientists had thought volcanic activity ended on the moon around 2 billion years ago......»»
With NASA’s plan faltering, China knows it can be first with Mars sample return
"China is likely to become the first country to return samples from Mars." Enlarge / A "selfie" photo of China's Zhurong rover and the Tianwen-1 landing platform on Mars in 2021. (credit: China National Space Administration).....»»
Space-based experiments could help to advance early cancer detection through blood tests
Imagine a sensor so sensitive it can detect early cancer in a single drop of blood, enabling diagnosis and treatment before the first symptoms—possibly before a tumor even forms......»»
SF Bay area study reveals chemical levels in bottled, tap and household-treated tap water
A team of water technicians at water testing company SimpleLab has tested chemical levels in hundreds of water samples collected from bottles, household taps and treated tap water in the San Francisco Bay area. Their paper is published in the journal.....»»