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Table 1 All the reports on the aptamers of heavy metal ions since the 21th century

From: Advances in aptamer screening and aptasensors’ detection of heavy metal ions

Target

Name

Method

Cycle

Kd

Sequence

Refs

As3+

Ars-3

Affinity Chromatography

10

7.05 ± 0.91 nM

TTACA GAACA ACCAA CGTCG CTCCG GGTAC TTCTT CATCG

[54]

As3+

Ars-7

Affinity Chromatography

10

13.0 ± 1.25 nM

ATGCA AACCC TTAAG AAAGT GGTCG TCCAA AAAAC CATTG

[54]

Cd2+

Cd-4

Affinity Chromatography

11

34.5 nM

GGACT GTTGT GGTAT TATTT TTGGT TGTGC

[53]

Cd2+

CD-2–2

Affinity Chromatography

14

/

CTCAG GACGA CGGGT TCACA GTCCG TTGTC

[51]

Pb2+

Pb-14 s

Affinity Chromatography

18

0.76 ± 0.18 μM

GACGA CGGCC AGTAG CTGAC ATCAG TGTAC GATCT AGTCG TC

[52]

Pb2+

M4-16

molecular dynamics

 

/

GGGA GGGT GGGT GGGA

[73]

Zn2+

Zn-6m2

Affinity Chromatography

12

15 μM

GCATC AGTTA GTCAT TACGC TTACG GCCCG ATCCT AACTT GCTAC TGTCC CCTTC CGCCA GTTGT GCCGC GATTG TGAAG TCGTG TCCC

[50]

Co2+

NO.20

Affinity Chromatography

15

1.1 ± 0.15 mM

GGGCA UACGU UAGGC UGUAG GCGAG GUGGA AGAAA CGCGG UAAUA GCCUC AGCGU AGCAU AUGCA AGCUU CG

[55]

Pd2+

DNA 01

GO

13

4.6 ± 1.17 μM

GGGCG GACGC TAGGT GGTGA TGCTG TGCTA CACGT GTTGT

[58]

Hg2+

SSA-Hg II

SS-PD

4

2.27 ± 0.76 μM

TCCAA GCTCT TTTCT GCAGC TATTC TTGTT TCGAA ACTTG CTAAG CTGCG T

[71]

Cu2+

SSA-Cu II

SS-PD

4

47.15 ± 22.16 μM

ATCGC GATAT TTTCT GTAGC GATTC TTGTT TGAGC GCTCG GTACG AACAG A