Search results for theranostics

Bio & Medicine Feb 9, 2023

Aggregated gold nanoparticle conjugates for multimodal imaging and synergistic phototherapy

National University of Singapore chemists have discovered that aggregated, photosensitized, gold nanoparticle conjugates can be used for multimodal imaging and synergistic phototherapy to destroy cancer cells effectively ...

Veterinary medicine Nov 4, 2022

'Click' chemistry may help treat dogs with bone cancer, study finds

In September, researchers from California and Denmark were awarded a Nobel Prize in Chemistry for their development of "click" chemistry, a process in which molecules snap together like LEGO, making them a potentially more ...

Bio & Medicine Sep 14, 2022

Enabling precise control of catalytic reactions

Various chemical reactions occur one after another in cells, and life is maintained as each step of the reaction is regulated without error. Recently, a Korean research team has developed a dual-catalyst system that can precisely ...

Bio & Medicine Mar 30, 2022

Inorganic nanozymes acting as therapeutic and contrast agents in MRI and PET scanning

The CIC biomaGUNE Molecular and Functional Biomarkers group has developed a rapid, cost-effective, synthetic, microwave method for producing ultra-small manganese ferrite nanoparticles that act as advanced, multimodal contrast ...

Bio & Medicine Feb 22, 2022

Development of nanoengineered bacteria for cancer optotheranostics

There is substantial interest in understanding and designing of nanoengineered bacteria to combat various fatal cancerous diseases. However, conventional nanotechnological approaches adopt genetic manipulation for attenuating ...

Bio & Medicine Jan 18, 2022

Intracellular supramolecular self-assembly regulates cellular function

Supramolecular self-assembly based on noncovalent interactions is considered as a key strategy for introducing intracellular synthetic biocompatible macromolecules. The synthetic macromolecules resemble the nature, behavior, ...

Optics & Photonics Jan 4, 2022

A photoconversion-tunable photosensitizer with diversified excitation and excited-state relaxation pathways

In a paper published in Science China Chemistry, scientists present an orthogonal carbazole-perylene bisimide pentad, which is a photoconversion-tunable photosensitizer with diversified excitation and excited-state relaxation ...

Bio & Medicine Dec 7, 2021

Researchers develop a world-first antibody-drug delivery system

It sounds like the stuff of science fiction: a man-made crystal that can be attached to antibodies and then supercharge them with potent drugs or imaging agents that can seek out diseased cells with the highest precision, ...

Bio & Medicine Oct 26, 2021

'Nanozyme' therapy prevents harmful dental plaque build-up

A growing body of evidence points to a link between iron-deficiency anemia and severe tooth decay. Whether the connection is correlative or causative is unknown, though both conditions are associated with poor diets and are ...

Optics & Photonics Sep 15, 2021

Hot-band absorption of Indocyanine Green for advanced anti-Stokes fluorescence bioimaging

Hot-band absorption based anti-Stokes fluorescence (ASF) of Indocyanine Green (ICG), much brighter than luminescence from rare-earth ion doped nanoparticles, was observed and studied by scientists in China and U.S. recently. ...

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