Chem. J. Chinese Universities ›› 2026, Vol. 47 ›› Issue (8): 20260080.doi: 10.7503/cjcu20260080
• Analytical Chemistry • Previous Articles Next Articles
LI Xinyan1, SUN Shihan1, MIAO Ziwei2, GENG Wenqian1, JIANG Bin1, SUN Zhiying1, LI Wanming1(
)
Received:2026-02-13
Online:2026-08-10
Published:2026-05-09
Contact:
LI Wanming
E-mail:wmli@cmu.edu.cn
Supported by:CLC Number:
TrendMD:
LI Xinyan, SUN Shihan, MIAO Ziwei, GENG Wenqian, JIANG Bin, SUN Zhiying, LI Wanming. Targeted Imaging of Metastatic Colorectal Cancer Based on Aptamer L4[J]. Chem. J. Chinese Universities, 2026, 47(8): 20260080.
| Feature | L4⁃QD fluorescence intensity, n(%) | Spearman’s correlation | ||||
|---|---|---|---|---|---|---|
| Negative | Weak⁃moderate | Strong | r | P⁃value | ||
| 34(37.8%) | 34(37.8%) | 22(24.4%) | ||||
| Age | ≤70 | 22(39.29) | 19(33.93) | 15(26.78) | -0.02248 | 0.8353 |
| >70 | 10(31.25) | 15(46.88) | 7 (21.87) | |||
| Gender | Male | 26(44.8) | 21(36.2) | 11(19) | 0.2170 | 0.0400 |
| Female | 8(25) | 13(40.6) | 11(34.4) | |||
| Tumor size | ≤5 cm | 21(38.2) | 19(34.5) | 15(27.3) | -0.03909 | 0.7145 |
| >5 cm | 13(37.1) | 15(42.9) | 7(20) | |||
| AJCC clinical stage | I | 7(77.8) | 1(11.1) | 1(11.1) | 0.5675 | <0.0001 |
| II | 23(61.5) | 13(30.8) | 3(7.7) | |||
| III | 4(10.5) | 20(52.6) | 14(36.9) | |||
| IV | 0(0) | 0(0) | 4(100) | |||
Table 1 Correlation analysis of clinical and pathological characteristics of 90 patients with colorectal cancer and fluorescence intensity of L4-QD probe*
| Feature | L4⁃QD fluorescence intensity, n(%) | Spearman’s correlation | ||||
|---|---|---|---|---|---|---|
| Negative | Weak⁃moderate | Strong | r | P⁃value | ||
| 34(37.8%) | 34(37.8%) | 22(24.4%) | ||||
| Age | ≤70 | 22(39.29) | 19(33.93) | 15(26.78) | -0.02248 | 0.8353 |
| >70 | 10(31.25) | 15(46.88) | 7 (21.87) | |||
| Gender | Male | 26(44.8) | 21(36.2) | 11(19) | 0.2170 | 0.0400 |
| Female | 8(25) | 13(40.6) | 11(34.4) | |||
| Tumor size | ≤5 cm | 21(38.2) | 19(34.5) | 15(27.3) | -0.03909 | 0.7145 |
| >5 cm | 13(37.1) | 15(42.9) | 7(20) | |||
| AJCC clinical stage | I | 7(77.8) | 1(11.1) | 1(11.1) | 0.5675 | <0.0001 |
| II | 23(61.5) | 13(30.8) | 3(7.7) | |||
| III | 4(10.5) | 20(52.6) | 14(36.9) | |||
| IV | 0(0) | 0(0) | 4(100) | |||
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