Table 1 Comparisons of TRFS-green, TRFS-red and Fast-TRFS

From: A fast and specific fluorescent probe for thioredoxin reductase that works via disulphide bond cleavage

Properties

Previous work

This work

TRFS-green

TRFS-red

Fast-TRFS

Response rate (TCEP, 1 mM)

+

(>2 h)

++

(>1 h)

+++

(<1 min)

Response rate (TrxR, 50 nM)

+

(>3 h)

++

(>1.5 h)

+++

(~5 min)

F/F0 (TCEP, 1 mM)

+

(~30)

++

(~90)

+++

(>150)

Selectivity (TrxR/GSH)

++

(15.6)

+

(12.8)

+++

(55.7)

Ex & Em (nm)

++

(438/538)

+++

(615/661)

+

(345/460)

Sensing mechanism

Cleavage-

CDR

Cleavage-CDR

Cleavage only

  1. +: good; ++: better; +++: best