Calculation Of Fluorescence Polarization Parameters - tecan infinite 200 Instructions For Use Manual

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6.4.8

Calculation of Fluorescence Polarization Parameters

2008-07
G-Factor:
cross
+
1 (
P
)(
RFU
RFU
ref
ref
=
G
par
1 (
P
)(
RFU
RFU
ref
ref
P
...
Polarizati
on
value
of
ref
RFU
...
Averaged
relative
ref
RFU
...
Averaged
relative
buf
Blank Reduction:
The mean value of the respective blank wells is subtracted from each value.
par
RFU
RFU
ref
par
RFU
RFU
Δ
par
=
RFU
buf
par
RFU
RFU
smp
par
RFU
RFU
blk
cross
RFU
RFU
ref
cross
RFU
RFU
Δ
=
cross
RFU
buf
cross
RFU
RFU
smp
cross
RFU
RFU
blk
Intensities:
Parallel and perpendicular intensities are calculated using the following formulas:
=
Δ
par
par
I
G
*
RFU
cross
=
Δ
cross
I
RFU
Polarization:
par
cross
I
I
=
P
+
par
cross
I
I
Anisotropy:
par
cross
I
I
=
A
+
par
cross
I
2
*
I
Total Intensity:
=
+
par
cross
I
I
2
*
I
tot
Instructions for Use for infinite® 200 No. 30017581 Rev. No. 1.4
6. Operating the infinite® 200
cross
)
buf
par
)
buf
[ ]
reference
P
fluorescen
ce
units
of
reference
fluorescen
ce
units
of
buffer
par
buf
par
buf
for
each
well
par
blk
par
blk
cross
buf
cross
buf
for
each
well
cross
blk
cross
blk
107

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