Biology Reference
In-Depth Information
Table 4
Day 2: incubation in secondary antibodies
Immunostaining
Incubation buffer (IB)
Blocking buffer (BB)
Incubation solution (IS)
Secondary antibodies
A. Calculations
Total IB volume for 10
sections is 5,000
5,000
μ
l × 5% = 250
μ
l; i.e.
2,500
μ
l of IB, 12.5
μ
l AF
2,500
l of each AF
568 and AF 488 conjugated
antibodies
2,500
μ
l:200 = 12.5
μ
μ
l
4,750
μ
l IB plus 250
μ
l
568, 12.5
μ
l AF 488
of NGS
split BB into two 10 ml tubes
each contain 2,500
2,500
μ
l BB, 10
μ
l CF 680,
l of each CF 680
and CF 770 conjugated antibodies
μ
l:250 = 10
μ
μ
l
10
μ
l CF 770
B. Fluorescent dye
labeling
I. CD3/CD4:
2 sections
0.5 ml IB for each
section
NGS a
2,500 μl of IB 12.5 μl AF
568 12.5 μl AF 488
Alexa Fluor 568 goat anti-mouse
IgG (H + L), Invitrogen
Corporation, Carlsbad, CA, USA;
1:200
Alexa Fluor 488 F(ab¢) 2 fragment of
goat anti-rabbit IgG (H + L),
Invitrogen Corporation, Carlsbad,
CA, USA; 1:200
II. CD3/CD8:
2 sections
III. Negative control:
1 section
0.5 ml IB for each
section
0.5 ml IB for each
section
NGS
2,500 μl of IB 12.5 μl AF
568 12.5 μl AF 488
2,500 μl of IB 12.5 μl AF
568 12.5 μl AF 488
NGS
B. Near-infrared
dye labeling
I. CD3/CD4:
2 sections
0.5 ml IB for each
section
NGS
2,500
μ
l BB 10
μ
l CF 680
CF 680 goat anti-mouse IgG,
Biotium, Inc., Hayward, CA USA;
1:250
CF 770 goat anti-rabbit IgG,
Biotium, Inc., Hayward, CA USA
1:250
10
μ
l CF 770
II. CD3/CD8:
2 sections
0.5 ml IB for each
section
NGS
2,500
μ
l BB 10
μ
l CF 680
10
μ
l CF 770
III. Negative control:
1 section
0.5 ml IB for each
section
NGS
2,500
μ
l BB 10
μ
l CF 680
10
μ
l CF 770
a NGS normal goat serum
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