Results 91 to 100 of about 6,729,673 (335)

Emerging 2D Materials and Their Hybrid Nanostructures for Label‐Free Optical Biosensing: Recent Progress and Outlook

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights recent advances in label‐free optical biosensors based on 2D materials and rationally designed mixed‐dimensional nanohybrids, emphasizing their synergistic effects and novel functionalities. It also discusses multifunctional sensing platforms and the integration of machine learning for intelligent data analysis.
Xinyi Li, Yonghao Fu, Yuehe Lin, Dan Du
wiley   +1 more source

A new landscape of host–protozoa interactions involving the extracellular vesicles world [PDF]

open access: yes, 2018
This version is free to view and download for private research and study only. Not for re-distribution, re-sale or use in derivative works. © Cambridge University Press 2018Extracellular vesicles (EVs) are released by a wide number of cells including ...
Bruno Gavinho   +11 more
core   +2 more sources

Exosomes, autophagy, and cancer: A complex triad

open access: yesInternational Journal of Cancer
AbstractCancer remains one of the leading causes of death worldwide. Despite remarkable progress in prevention, diagnosis, and therapy, the incidence of certain types of cancer persists, urging the identification of clinically relevant biomarkers and the development of novel therapeutic strategies to improve clinical outcomes and overcome treatment ...
María Guerra‐Andrés   +2 more
openaire   +2 more sources

Musing on the structural organization of the exosome complex.

open access: yesNature structural biology, 2000
The exosome complex of 3'-->5' exoribonucleases functions in both the precise processing of 3' extended precursor molecules to mature stable RNAs and the complete degradation of other RNAs. Both processing and degradative activities of the exosome depend on additional cofactors, notably the putative RNA helicases Mtr4p and Ski2p.
Mitchell, Philip, Tollervey, David
openaire   +3 more sources

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

open access: yesAdvanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv   +10 more
wiley   +1 more source

Theranostics aspect of extracellular vesicle in cancer liquid biopsy

open access: yesThe Journal of Liquid Biopsy
Recent advances in cancer treatment emphasize the pivotal role of extracellular vesicles (EVs), especially exosomes (a subpopulation of EVs, originating from endosomes). Exosomes are signaling molecules in the cellular system.
Shivani Ravipati   +6 more
doaj   +1 more source

Reconstitution of S. cerevisiae RNA Exosome Complexes Using Recombinantly Expressed Proteins

open access: green, 2019
3' to 5' RNA degradation is primarily catalyzed by the RNA exosome subunits Dis3 and Rrp6 in the nucleus of Saccharomyces cerevisiae. These enzymes form a complex with the nine-subunit noncatalytic core (Exo9) to carry out their functions in vivo.
John C. Zinder, Christopher D. Lima
openalex   +5 more sources

Laser‐Microscribed Glass Enables Surface‐Microfluidics‐Facilitated, Affordable, Rapid Cancer Diagnosis

open access: yesAdvanced Functional Materials, EarlyView.
A transparent, laser‐microscribed glass platform enables cancer diagnosis within 1 h—much faster than histology, which takes days, and free from the chemical or contrast risks of MRI or CT scans. The antibody‐functionalized rough glass surface captures viable cancer cells directly from suspension, allowing instant optical readout and offering a rapid ...
Anish Pal   +5 more
wiley   +1 more source

Mutations in Mtr4 Structural Domains Reveal Their Important Role in Regulating tRNA\u3csub\u3ei\u3c/sub\u3e \u3csup\u3eMet\u3c/sup\u3e Turnover in \u3cem\u3eSaccharomyces cerevisiae\u3c/em\u3e and Mtr4p Enzymatic Activities \u3cem\u3eIn Vitro\u3c/em\u3e [PDF]

open access: yes, 2016
RNA processing and turnover play important roles in the maturation, metabolism and quality control of a large variety of RNAs thereby contributing to gene expression and cellular health.
Anderson, James T.   +2 more
core   +1 more source

Engineering a Sonotherapeutic RBC Membrane‐Derived Nanoparticle Platform for the Treatment of Liver Cancer

open access: yesAdvanced Functional Materials, EarlyView.
Herein, an RBC membrane‐derived nanoparticle (CMN‐ICG) is engineered to efficiently deliver a sonosensitizing agent, indocyanine green (ICG), for sonotherapy of hepatocellular carcinoma (HCC). CMN‐ICG exhibits excellent cytocompatibility, significantly enhances hepatocyte uptake, and produces excessive reactive oxygen species (ROS) upon ultrasound ...
Alap Ali Zahid   +6 more
wiley   +1 more source

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