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New microfluidic device reveals how the shape of a tumour can predict a cancer’s aggressiveness

Researchers at University of Toronto have developed a new microfluidic platform, ReSCUE, that allows for unprecedented control and manipulation of tumor shapes. This enables the formation, release, and transfer of patient-derived tumoroids, providing insights into how tumor shape predicts cancer cell behavior and aggressiveness.

NTU Singapore scientists apply ancient construction methods to help fabricate modern microparticles

Researchers use tongue and groove technique inspired by ancient East Asian wooden structures to create advanced ceramic microparticles with unprecedented complexity and precision. These particles can be used in various applications across microelectronics, aerospace, energy, and medical engineering.

SourceNanyang Technological University·JournalNature Communications·TypeExperimental study·DateOct 15, 2024

Drug testing evolved

Researchers at Kyoto University have developed a human iPS cell-derived kidney organoid-based proximal tubule-on-chip that mimics in vivo renal physiology. This model exhibits enhanced expression and polarity of essential renal transporters, making it a powerful tool for assessing drug transport and nephrotoxicity.

SourceKyoto University·JournaliScience·TypeExperimental study·DateSep 18, 2024

HKUST Engineering researchers develop groundbreaking platform for one-step production of sperm-like micro-robots to enhance precise drug delivery

Researchers from HKUST developed a novel magnetic actuation platform enabling the efficient production of sperm-like micro-robots, which demonstrate excellent motility and precision in targeted drug delivery. The Vortex Turbulence-Assisted Microfluidics (VTAM) platform streamlines the production process, paving the way for promising bi...

SourceHong Kong University of Science and Technology·JournalNature Communications·TypeExperimental study·DateSep 2, 2024

Method to separate microplastics from water could also speed up blood analyses

Researchers developed a faster and more precise method to separate particles in fluids, enabling quicker sorting of cells in blood samples and removal of pollutants in water. The improved technique uses specially engineered channels and high polymer concentrations to guide particles and increase accuracy.

SourceKTH, Royal Institute of Technology·JournalMicrosystems & Nanoengineering·TypeObservational study·DateAug 13, 2024

Newly improved method for anti-cancer drug detection: How tiny tumor models could transform drug testing

Researchers introduced a novel method for improving anti-cancer drug detection using advanced three-dimensional cell culture technology. The new platform enables more accurate assessment of chemotherapeutic agents by simulating physiological conditions that cancer cells encounter in the body.

SourceSongshan Lake Materials Laboratory·JournalMaterials Futures·TypeExperimental study·DateJul 22, 2024

PolyU study reveals the mechanism of bio-inspired control of liquid flow, enlightening breakthroughs in fluid dynamics and nature-inspired materials technologies

Scientists studied Crassula muscosa and found its unique leaves pack tiny fins that manipulate the meniscus to direct liquid transport. An artificial mimic, CMIAs, mimics this effect, enabling real-time directional control of fluid flow in various technologies.

SourceThe Hong Kong Polytechnic University·JournalScience·TypeExperimental study·DateJul 3, 2024

Multifunctional droplet manipulation technology combining femtosecond laser-designed slippery surface and electrostatic interactions

A new technology combines femtosecond laser-designed lubricated slippery surfaces with electrostatic interactions to manipulate droplets. This allows for diverse working conditions and functions, including driving droplets on inclined surfaces, manipulating various liquids, and sorting particles.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateJun 19, 2024

Controlling ion transport for a blue energy future

A team from Osaka University demonstrates greater control of ion passage through a nanopore membrane by applying a voltage to a gate electrode. This leads to a six-fold increase in osmotic energy efficiency and a power density of 15 W/m^2, enabling the potential for scaling up the technology.

SourceOsaka University·JournalACS Nano·TypeExperimental study·DateMay 30, 2024

Human cervix modeled in microfluidic organ chip fills key women's health gap

A team of researchers created a microfluidic human cervix model that replicates the complex interactions between cervical epithelial cells, mucus production, and microbiome. The Cervix Chip technology offers a new testbed for bacterial vaginosis therapeutics and other treatments, addressing a key women's health gap.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Communications·TypeExperimental study·DateMay 30, 2024

Surprising properties of elastic turbulence discovered

Elastic turbulence, a chaotic fluid motion in non-Newtonian fluids, exhibits universal power-law decay of energy and intermittent behavior. This study reveals its unexpected similarity to classical Newtonian turbulence, paving the way for developing a complete mathematical theory and predicting flow patterns.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalNature Communications·TypeComputational simulation/modeling·DateMay 27, 2024

NTU Singapore scientists invent a coin-sized device to rapidly isolate blood plasma for diagnostics and precision medicine

Researchers at NTU Singapore have created a chip that can directly isolate blood plasma from a tube of blood in just 30 minutes, removing over 99.9% of blood cells and platelets. The device, called ExoArc, enables high-quality plasma for disease screening and research, improving diagnosis accuracy and reducing waiting times.

SourceNanyang Technological University·JournalACS Nano·TypeRandomized controlled/clinical trial·DateMar 21, 2024

If you can't beat them, mock them

A team of researchers from Kyoto University has developed a microfluidic co-culture vasculature chip that mimics the microenvironment of alveolar soft part sarcoma (ASPS), a rare cancer. The chip enables scientists to study cell-to-cell interactions and angiogenic mechanisms, which may lead to new strategies for treating ASPS patients.

SourceKyoto University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMar 21, 2024

Lu(a)minar Flow Odyssey – the power of water and light towards early leukemia diagnostics

Researchers developed a unique microfluidics-based diagnostic system that combines optical tweezers with stimulated Raman spectroscopy to enable fast and accurate diagnosis of leukemia. The device can identify cancer cells based on their metabolic activities and metabolites, providing tailored treatment options.

Pore power: high-speed droplet production in microfluidic devices

Researchers have developed a new microfluidic system that utilizes porous inverse colloidal crystal structures to dramatically improve the efficiency of microdroplet generation. The system can produce droplets around 1,000 times faster than traditional devices, enabling applications in medicine, food, cosmetics, and more.

SourceChiba University·JournalLab on a Chip·TypeExperimental study·DateFeb 6, 2024

New rapid prototyping method for microscale spiral devices

Researchers from Tohoku University and OIST have introduced a miniaturized rotational thermal drawing process, enabling the rapid prototyping of three-dimensional microfluidic systems. This innovation facilitates precise biofluid manipulation and unlocks endless possibilities for combining diverse materials.

SourceTohoku University·JournalMicrosystems & Nanoengineering·DateJan 22, 2024

Microfluidic magnetic detection system revolutionizes tumor-derived exosome analysis

Researchers have developed a novel microfluidic magnetic detection system that enables rapid and highly sensitive detection of tumor-derived exosomes, potential biomarkers for cancer diagnosis. The system's serpentine design enhances TDE capture efficiency, while DNA probes augment specificity.

Permselectivity reveals a cool side of nanopores

Scientists have found that by controlling ion flow through nanopores, they can achieve cooling. At high concentrations, increased heat was measured, but at low concentrations, negatively charged ions interacted with the nanopore wall, resulting in a decrease in temperature.

SourceOsaka University·JournalDevice·TypeExperimental study·DateDec 11, 2023

The little things matter: Chemists develop new sensor for microvolume pH detection

Researchers at Xi'an Jiaotong-Liverpool University have developed a sensitive and robust pH sensor that can detect pH variation in just a few microliters of samples. The new sensor uses novel materials and methods to overcome the current method's limitations, which are not sensitive enough or fragile for commercial-scale use.

SourceXi'an Jiaotong-Liverpool University·JournalMicrochimica Acta·TypeExperimental study·DateNov 3, 2023

Sticky, slippery, water repellent channels form maze-like, gravity-powered biomedical devices

Researchers at Duke University have developed a new approach to building point-of-care diagnostic devices that uses gravity to transport and mix liquid droplets. The device relies on commercially available surface coatings that can tweak the wettability and slipperiness of the channels, allowing for complex fluid paths to be designed.

SourceDuke University·JournalDevice·TypeExperimental study·DateJul 11, 2023

Creating artificially engineered organs could become quicker and easier

Researchers have developed a new manufacturing pipeline to simplify and advance high-value manufacturing of tissue-compatible organs, reducing costs and increasing efficiency. This breakthrough aims to address the dire need for artificially engineered organs and tissue grafts, potentially saving thousands of lives in the UK.

SourceUniversity of Huddersfield·JournalAdvanced Healthcare Materials·TypeImaging analysis·DateJun 12, 2023

Researchers devise cascaded microfluidic circuits for pulsatile filtration of extracellular vesicles directly from whole blood samples

Cascaded microfluidic circuits successfully isolate and purify EVs directly from blood samples within 30 minutes, surpassing ultracentrifugation and dead-end filtration methods. The technology has high clinical potential for early cancer diagnosis and real-time monitoring of tumor development.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateApr 21, 2023

Key laboratory conducted a literature review on advancement in microfluidic actuated & controlled systems and application for lab-on-chip in space life science

Key laboratory conducted a literature review on microfluidic actuated and controlled systems for lab-on-chip applications in space life science. The research highlights the challenges and advancements in microfluidic chip technology, including micropumps and microvalves.

SourceBeijing Institute of Technology Press Co., Ltd·JournalSpace: Science & Technology·DateFeb 27, 2023

“Spleen-on-a-chip” yields insight into sickle cell disease

Researchers developed a microfluidic device to model the spleen's filtration function in patients with sickle cell disease. The study found that low oxygen levels can cause the spleen's filters to become clogged, while boosting oxygen levels can unclog them, potentially explaining how blood transfusions help patients.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateJan 30, 2023