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Researchers overcome stem cell delivery barrier, paving the way for regenerative medicine

Scientists have developed a new method to deliver genetic information to stem cells using nanoparticles coated with a specific polymer, enabling more efficient control over cellular differentiation. This innovation has the potential to improve the efficiency and effectiveness of regenerative medicine treatments.

SourceXi'an Jiaotong-Liverpool University·JournalNano Letters·TypeExperimental study·DateMay 8, 2023

How spheres become worms

Scientists have identified a novel mechanism of gel formation in synthetic polymers, which leads to the creation of worm-like structures. This breakthrough has significant implications for biofabrication and could lead to the development of new medical implants, contact lenses, and other applications.

SourceUniversity of Würzburg·JournalACS Nano·TypeExperimental study·DateApr 27, 2023

Implantable device shrinks pancreatic tumors

Researchers have developed an implantable nanofluidic device that delivers CD40 monoclonal antibodies to shrink pancreatic tumors, reducing treatment dosage by fourfold. The device's long-term controlled release avoids systemic side effects, offering a promising alternative for cancer patients.

SourceHouston Methodist·JournalAdvanced Science·TypeExperimental study·DateApr 13, 2023

Membrane discs as antitoxins

Researchers have developed nanodiscs based on the cell membranes of human red blood cells, which can effectively neutralize bacterial toxins. These nanodiscs, called RBC-NDs, are biocompatible and non-toxic, making them potentially useful as nanovaccines.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateMar 29, 2023

NUS researchers develop new imaging approach to diagnose advanced form of non-alcoholic fatty liver disease

Researchers have developed a new imaging approach to diagnose advanced non-alcoholic fatty liver disease (NASH). The enzyme-sensitive nanoprobe emits signals that can be detected by MRI techniques, providing more accurate and sensitive data for diagnosis. This breakthrough aims to improve the treatment outcomes of NASH patients.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalACS Nano·TypeRandomized controlled/clinical trial·DateMar 9, 2023

Nanosatellite shows the way to RNA medicine of the future

Scientists at Aarhus University and Berkeley Laboratory developed a method called RNA origami to design artificial RNA nanostructures. The technique allowed for the discovery of rules and mechanisms for RNA folding that will make it possible to build more ideal RNA particles for use in RNA-based medicine.

SourceAarhus University·JournalNature Nanotechnology·TypeExperimental study·DateFeb 27, 2023

Nanomedicine targeting hypothalamic lipid metabolism can be a potential approach for controlling obesity

A new nanomedicine platform targets brain lipid metabolism to reduce food intake and body weight in mice, offering a promising approach for managing metabolic diseases like obesity. The study demonstrates the effectiveness of this novel treatment, which could potentially provide an innovative solution for controlling energy balance.

SourceInnovation Center of NanoMedicine·JournalBiomaterials Science·TypeExperimental study·DateFeb 27, 2023

Overcoming challenges in the delivery of nucleic acid therapeutics

Nucleic acid therapies aim to treat genetic disorders and diseases, but delivering therapeutics is a significant challenge. Researchers are investigating nanoparticle delivery systems to target specific cells and sub-cellular compartments for effective delivery.

SourceWiley·JournalWiley Interdisciplinary Reviews Nanomedicine and Nanobiotechnology·DateNov 23, 2022

UMass Amherst researchers pioneer nanoelectronic sensor that simultaneously measures electrical and mechanical activity in heart cells

Researchers from UMass Amherst have created a tiny sensor that can simultaneously measure electrical and mechanical cellular responses in cardiac tissue. This breakthrough device has the potential to lead-edge applications in cardiac-disease experiments and improve health monitoring for cardiac disease studies.

SourceUniversity of Massachusetts Amherst·JournalScience Advances·TypeExperimental study·DateAug 24, 2022

Researchers developed a small molecule that makes immunotherapy available to all cancer patients

Researchers developed a small molecule that effectively controls tumor growth by inhibiting PD-1/PD-L1 binding, overcoming accessibility and cost issues of existing antibody treatments. The new molecule has advantages in terms of affordability and oral administration, making immunotherapy more accessible to all cancer patients.

SourceTel-Aviv University·JournalJournal for ImmunoTherapy of Cancer·DateAug 8, 2022

Size-tunable PEG-grafted copolymers as a polymeric nanoruler for passive targeting muscle tissues

Researchers developed size-tunable PEG-grafted copolymers to target muscle tissues by exploiting the blood-muscle barrier. The optimal size range for extravasation was found to be between 11-32 nm, with accumulation in skeletal muscles of Duchenne muscular dystrophy model mice being significantly higher than in normal mice.

SourceInnovation Center of NanoMedicine·JournalJournal of Controlled Release·TypeExperimental study·DateMay 31, 2022

Study finds nanomedicine targeting lymph nodes key to triple negative breast cancer treatment

Researchers found that targeting both tumor and lymph node microenvironments with nanomedicine improves treatment response for metastatic triple negative breast cancer. Long-term tumor remission was achieved in mice models using nanoparticles to deliver immune-modulating drugs.

SourceMichigan Medicine - University of Michigan·JournalScience Translational Medicine·TypeExperimental study·DateMay 12, 2022

Changeable net charge on nanoparticles facilitates intratumor accumulation and penetration

Researchers developed nanoparticles with a changeable net charge that facilitates intratumor accumulation and penetration, achieving 32.1% of injected dose/g of tissue. This study suggests using the changeable net charge as a promising strategy for tumor-targeted delivery based on the EPR effect.

SourceInnovation Center of NanoMedicine·JournalJournal of Controlled Release·TypeExperimental study·DateMay 8, 2022

Targeted nanomedicine in cisplatin-based cancer therapeutics

Recent progress in targeted nanomedicine for managing resistance and toxicity of cisplatin in cancer therapy is reviewed. The article highlights strategies to increase cisplatin sensitivity through improved intracellular concentration and combination therapy, as well as novel approaches targeting tumor microenvironment and immunotherapy.

SourceInnovation Center of NanoMedicine·JournalJournal of Controlled Release·TypeLiterature review·DateApr 9, 2022

Nanomedicine for brain cancer

Recent nanomedicines are being explored for brain cancer treatment due to their ability to improve bioavailability and evade the blood-brain barrier. These supramolecular nanomedicines show potential in promoting superior therapeutic effects by targeting brain tumors specifically.

SourceInnovation Center of NanoMedicine·JournalAdvanced Drug Delivery Reviews·TypeLiterature review·DateApr 7, 2022

Nerve stimulation with the help of implantable mini solar cells

Scientists have created a new technology using colour pigments from the food industry to stimulate nerve cells with the help of implantable mini solar cells. This innovation could lead to accelerated healing and prevention of complications in severe brain injuries, as well as potential applications in pain therapy and retinal implants.

SourceGraz University of Technology·JournalAdvanced Materials Technologies·TypeComputational simulation/modeling·DateApr 6, 2022

Effective mRNA protection by poly(l-ornithine) synergizes with endosomal escape functionality of a charge-conversion polymer toward maximizing mRNA introduction efficiency

Researchers have developed a novel nanocarrier system that synergizes poly(l-ornithine) for mRNA protection with charge-conversion polymer for endosomal escape. This innovation enhances protein expression efficiency by approximately 80-fold, outperforming traditional PLL-based systems.

SourceInnovation Center of NanoMedicine·JournalMacromolecular Rapid Communications·TypeExperimental study·DateApr 5, 2022

The nanodrug that attacks the cancer twice A single nanoparticle does two jobs: enhancing the effectiveness of chemotherapy and reinvigorating the immune system

Researchers at Tel Aviv University developed a drug delivery system based on lipid nanoparticles that utilize RNA to boost personalized cancer care. The nanodrug enhances chemotherapy effectiveness and reinvigorates the immune system, increasing sensitivity to cancer cells.

SourceTel-Aviv University·JournalScience Advances·DateApr 4, 2022

Lower, more frequent doses of nanomedicines may enhance cancer treatment

Researchers at Massachusetts General Hospital found that using nanomedicines at lower, more frequent doses can normalize the tumor microenvironment and improve cancer treatments. The study showed that this approach can help correct abnormalities that protect tumors and improve blood vessel function and immune activation within a tumor.

SourceMassachusetts General Hospital·JournalJournal of Controlled Release·TypeExperimental study·DateMar 11, 2022

Penn Medicine researchers develop new method to increase effectiveness of nanomedicines

Researchers at Penn Medicine have discovered a new method to prevent the body's proteins from attacking treatment-carrying nanoparticles, allowing for more effective delivery of therapies. By coating nanoparticles with natural suppressors of complement activation, such as Factor I, the team has shown improved protection against immune ...

SourceUniversity of Pennsylvania School of Medicine·JournalAdvanced Materials·TypeExperimental study·DateJan 11, 2022

Targeted nanomedicine reduces vascular lesions, could help prevent stenosis

A new targeted nanomedicine treatment developed at the University of Chicago has shown promise in reducing vascular lesions caused by atherosclerosis. The treatment delivers medicine directly to inflamed cells, targeting the site of inflammation and inhibiting stenosis, the remodeling of vascular tissue that causes it to close off.

SourceUniversity of Chicago·JournalProceedings of the National Academy of Sciences·DateDec 6, 2021

Polymeric nanomicelles improve internalization of lipid metabolism modulators in brain cells

Researchers have developed poly-ion complex (PIC) nanomicelles loaded with CPT1A inhibitors to deliver drugs into brain cells, reducing fatty acid oxidation and improving treatment for glioblastoma. The delivery system successfully increased cellular concentration of the cargo and biological activity.

SourceInnovation Center of NanoMedicine·JournalBiomaterials Science·TypeExperimental study·DateAug 3, 2021

Nanomedicine's 'crown' is ready for its close up

Researchers have developed a unique combination of microscopy techniques to study the biological effects of nanoparticles and their interaction with human plasma. This approach allows for an unprecedented view of the nanoparticle's 'corona', also known as its biological 'crown', which contains clues about how nanoparticles interact wit...

SourceMichigan State University·JournalNature Communications·DateJan 25, 2021

Understanding nanoparticle entry mechanism into tumors

The authors review future directions of nanomedicine development focusing on the mechanism of nanoparticle entry into tumors. Designing better nanoparticles to achieve efficient clinical transformation can be informed by a deep understanding of the mechanism of nanoparticle entry or the mode of action.

SourceCompuscript Ltd·JournalBIO Integration·DateDec 23, 2020