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kwic search for cancer out of >500 occurrences
505522 occurrences (No.25 in the rank) during 5 years in the PubMed. [cache]
280) MicroRNA (miRNA) has emerged as a promising genetic marker for cancer diagnosis and therapy because its expression level is closely related to the progression of malignant diseases.
2021 Nanomedicine : nanotechnology, biology, and medicine
* A light-up "G-quadruplex nanostring" for label-free and selective detection of miRNA via duplex-specific nuclease mediated tandem rolling circle amplification.
- MicroRNA (miRNA) has emerged as a promising genetic marker for cancer diagnosis and therapy because its expression level is closely related to the progression of malignant diseases. Herein, a label-free and selective fluorescence platform was proposed for miRNA based on light-up "G-quadruplex nanostring" via duplex-specific nuclease (DSN) mediated tandem rolling circle amplification (RCA). First, a long DNA generated from upstream RCA was designed with the antisense sequences for miR-21 and downstream RCA primer. Upon recognizing miR-21, the resulting DNA-RNA permitted DSN digestion and triggered downstream two-way RCA, and generation of abundant "G-quadruplex nanostring" binding with ZnPPIX for label-free fluorescent responses. In our strategy, the strong preference of DSN for perfectly matched DNA/RNA ensures its excellent selectivity. The developed method generated wide linear response with LOD of 1.019 fM. Additionally, the miR-21 levels in cell extracts have been evaluated, revealing the utility of this tool for biomedical research and clinical diagnosis.
=>【病名】がん, 悪性腫瘍(しゅよう), がん腫, 社会悪, 癌
Overview of noun cancer
The noun cancer has 5 senses (first 1 from tagged texts)
1. (15) cancer, malignant neoplastic disease -- (any malignant growth or tumor caused by abnormal
and uncontrolled cell division; it may spread to other parts of the body through the lymphatic
system or the blood stream)
2. Cancer, Crab -- ((astrology) a person who is born while the sun is in Cancer)
3. Cancer -- (a small zodiacal constellation in the northern hemisphere; between Leo and Gemini)
4. Cancer, Cancer the Crab, Crab -- (the fourth sign of the zodiac; the sun is in this sign from
about June 21 to July 22)
5. Cancer, genus Cancer -- (type genus of the family Cancridae)
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