Results 81 to 90 of about 29,754 (236)

Label‐Free and Immobilization‐Free Protein‐Binding Assays by Ultraviolet Transient Absorption Microscopy

open access: yesAdvanced Science, EarlyView.
A femtosecond UV pump–probe microscope resolves binding‐induced changes in protein excited‐state dynamics and converts these intrinsic contrasts into an equilibrium affinity readout. By probing tryptophan responses directly in solution, the approach enables quantitative determination of dissociation constants without labeling or immobilization ...
Jianghao Shen   +5 more
wiley   +1 more source

DNA nanostructure‐programmed intermembrane spacing to modulate T‐cell immunity

open access: yesClinical and Translational Medicine, 2023
Yulin Du, Liping Qiu, Weihong Tan
doaj   +1 more source

Improved Aptamers for the Diagnosis and Potential Treatment of HER2-Positive Cancer

open access: yesPharmaceuticals, 2016
Aptamers provide a potential source of alternative targeting molecules for existing antibody diagnostics and therapeutics. In this work, we selected novel DNA aptamers targeting the HER2 receptor by an adherent whole-cell SELEX approach.
Marlies Gijs   +6 more
doaj   +1 more source

Aptamers and Cancer

open access: yesAsian Pacific Journal of Cancer Biology, 2016
Oligonucleotides Aptamers are single strands of DNA and RNA with the length of 20-100 nucleotides or peptides and unique three dimensional structure that is affected by nucleotide sequence. The structure exclusively influences aptamers’ bindings with its target molecule.
Yazdanpanahi, Nasrin   +2 more
openaire   +4 more sources

Glutamine Deprivation Triggers Tribbles Homolog 3 Dependent G‐Quadruplex Resolution to Maintain DNA Repair and Tumor Survival

open access: yesAdvanced Science, EarlyView.
Glutamine deprivation triggers transient DNA damage yet activates adaptive repair in hepatocellular carcinoma cells. We identify TRIB3 as a stress‐induced nuclear scaffold that associates with DDX5 and G‐quadruplex DNA atBRCA1 andRAD51AP1 promoters. TRIB3 loss increases G4 accumulation, suppresses HR gene transcription, elevates γ‐H2A.X, and sensitizes
Qiang Ji   +10 more
wiley   +1 more source

A Guide for Spatial Omics Technologies: Innovation, Evaluation, and Application

open access: yesAdvanced Science, EarlyView.
This review presents a strategy‐centric framework for spatial omics technologies, organizing methods by how spatial information is experimentally encoded. It compares key performance trade‐offs across sequencing‐ and imaging‐based approaches, examines computational and practical limitations, and highlights biomedical applications. The analysis provides
Xiaofeng Wu   +5 more
wiley   +1 more source

Dual Aptamers‐Based SETDB1 PROTACs as Effective Anti‐Tumor Strategies for Breast Cancer

open access: yesAdvanced Science, EarlyView.
This study establishes dual‐aptamer PROTACs targeting SETDB1 using a SETDB1‐specific aptamer conjugated to AS1411. The designed PROTACs penetrate cells, recruit MDM2 to degrade SETDB1, and inhibit cancer cell proliferation and migration. Remarkably, they also overcome tamoxifen resistance and enhance CD8+ T cell cytotoxicity, suppressing tumor growth ...
Yanxuan Guo   +6 more
wiley   +1 more source

“More” Artificial mRNAs: Beyond the Art of Nature

open access: yesAdvanced Science, EarlyView.
Inspired by nature yet transcending it, synthetic mRNA is being redesigned beyond the canonical architecture. This review highlights emerging forms—circular, branched, and self‐amplifying mRNAs—that expand stability, persistence, and functional control, illustrating how artificial mRNA is evolving into a new medium for programmable biological ...
Yuanzhe Cui   +3 more
wiley   +1 more source

Pseudo aptamer expands aptamer’s applications [PDF]

open access: yesMOJ Bioorganic & Organic Chemistry, 2018
Hengguang Li, Grace M Chavis
openaire   +1 more source

Bacterial Outer Membrane Vesicles in Potentiating Cancer Vaccines: Progress and Prospects

open access: yesAdvanced Science, EarlyView.
Bacterial outer membrane vesicles (OMVs) have emerged as versatile platforms for cancer vaccine development owing to their intrinsic immunostimulatory properties and high engineering flexibility. This review summarizes OMV biology, immune mechanisms, and engineering strategies that enhance vaccine efficacy, discusses key translational challenges, and ...
Jiabeini Zhang   +9 more
wiley   +1 more source

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