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本帖最后由 细胞海洋 于 2011-3-12 17:58 编辑 3 h' q- K* g9 I+ `
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Introduction 1
& w/ ?) s C; b9 ~6 LWestern Blotting Overview 2-3
& [, c1 j: ^& o1 {Step 1 – SDS-PAGE
7 a1 N% F' ~8 `7 i3 ` Thermo Scientifc Precise Protein Gels 4
) y: t# a0 Z( N6 x Q Molecular Weight Markers 5-6) o8 k7 J b9 `% Z1 R: @
Step 2 – Electro-Transfer
/ _; q& Q" Q5 n+ q( t9 ]* X Thermo Scientifc Pierce Fast Transfer System 7 0 ~7 i* D$ T, _# }- r
Transfer Buffers 8 ' j' t2 K& t1 k! j- r
Filter Paper for Blotting 8
& u* |' u$ r }+ |3 a7 O+ f PVDF and Nitrocellulose Membranes 9 # ^+ v5 X2 r, m! {0 E2 n
Thermo Scientifc Pierce Protein Stains 9
6 o, r o* K8 w for Membranes
" L- e! P7 @% G" c8 T Antibody Extender Solution NC 10
/ x5 |' F% ]+ C) m; ~ Western Blot Signal Enhancer 11
* i# f* d% c" F; x" [% ^Step 3 – Blocking
5 q* P6 ^1 U7 ~6 _+ b" D Introduction 12
! H* ~* I" \/ Y) F Blocking of Nonspecifc Binding Sites on 12 . I- f+ A' x" j9 S8 E
Transfer Membranes 8 v" Z, [5 T) L4 u& p6 |. A9 X9 A
Blocking Buffer Optimization 12-13
4 m( Y/ g' F& P7 E' l( E Blocking Buffers 13-164 D; v6 m! N! ^2 B* o
Step 4 – Formulate Wash Buffers : T3 q+ U3 A$ d0 K
Washing the Membrane 17
: t* L. }9 Q+ Y2 Q. n Wash Buffers 17
# S4 K7 h' L; I. T8 EStep 5 – Detection Reagents , u$ N2 ~1 {6 I' N- h6 l' C6 R+ m% K
Validated Primary Antibodies 18-19 0 d/ P8 X5 S1 x0 ^2 ]$ O
Affnity-purifed Antibodies 20 : |3 ]% `- g* C7 o4 O2 ~# e8 ?# u
Stabilized HRP Conjugates 21
) W2 k; Y! `1 h/ \& s Thermo Scientifc DyLight 22 : k( x% K4 }1 f( n
Fluor Conjugates
7 R* V8 d9 N, B Conjugate Stabilizer Solutions 22
& i. [! G$ N/ A. Z8 R Thermo Scientifc DyLight-labeled Highly 23
! Y0 I3 A6 f6 p! F1 a Cross-Adsorbed Secondary Antibodies ) ]0 U# |7 S* `; \5 X
Antibody Storage and Stabilizer Solutions 24 8 i# V: I7 S N- K) b0 A
Secondary Antibody Ordering Table 25-26 ' i- ?. s! s! U
Thermo Scientifc Clean-Blot IP 28-29 2 m; E4 v) [2 _9 o
Detection Reagents 3 p, C" |- Y9 h
Protein A, G, A/G and L Conjugates 30 4 q' u }( q, n& H# f, t
Thermo Scientifc NeutrAvidin, Streptavidin 31-33 3 H P1 Y/ Z# S9 Z& r h! h; Z
and Avidin Conjugates8 z3 |! E9 Z5 z' ?
Step 6 – Enzyme Substrates 1 h4 A5 D' @5 s' C) c. e @* v
Chromogenic Substrates 34-35
, r& U4 f `& a) ~) S: kThermo Scientifc Chemiluminescent Substrates 36-43
9 k" a3 d" e' F# i% _: R+ g0 X Pierce ECL Substrate 37 0 u$ f8 u; m/ _: \9 c
SuperSignal Chemiluminescent 38-42
( l) o. u4 }2 M; Q( @% o' t& g/ d Substrates and Kits
& z1 m$ x/ h: d Lumi-Phos™
7 o2 _; h8 K2 r0 [- D$ Q Chemiluminescent Substrate 43 * _9 n! A" @: q9 W
Quick Reference Substrate Guide 43
: x/ I& Z O9 R* z. i* l; v+ dFast Western Blotting Kit 44
/ e2 H7 J3 _8 h+ QSpecialized Western Blotting Kits 45-48
+ r' O6 _- ^% [9 A0 D+ r Thermo SuperSignal West Pico HisProbe Kit 45
1 r! R6 t+ d# _! _% u ^3 C6 [; S$ S Pierce O-GLcNAc Western Blotting Detection Kit 46
?- w; _* M2 K0 U- n Thermo Scientifc DyLight 549/649 46-47
0 Z5 p# |/ t& ?! P Western Blotting Kit : {5 T! N7 Y- ^, h7 K, w) a- z
Thermo Scientifc DyLight 680/800 Near Infrared 47 7 G/ n7 d( u6 U$ H& [
Western Blotting Kit 7 _) V: j! v/ d
Thermo Scientifc Active GTPase Pull-Down 48 0 q8 Y( R4 ?& s; |- E" N
and Detection Kits * H0 u1 H( ~/ V7 @) K8 N! u$ W' W
Far-Western Blotting 49
7 |9 s( i+ N4 ^ ]4 E" bIn-Gel Western Detection 50-51 7 b/ t% g5 Z3 E Y; k8 W9 C
Thermo Scientifc Pierce In-Gel 51 # L/ l! X4 }4 a/ F5 g; s
Chemiluminescent Detection Kits
$ p4 w$ p% ]+ ?Step 7 – Film 4 H) X. `4 J: m( ~
Thermo Scientifc CL-XPosure Film 52
1 N* j! G& O+ c9 Q! U1 \Step 8 – Stripping Buffer 9 b' y7 B4 N# M
Optimizing the Signal-to-Noise Ratio 53-58 : Q( }6 V8 X7 l% \0 i. _
Protocol for Stripping an Immunoblot 54
; t) }- u5 q" T( {5 \ Thermo Scientifc Restore 55 4 W7 ^2 K1 t9 a& a2 ^$ `9 _) J
Western Blot Stripping Buffers 1 p" [7 ~8 g) J0 F; s
Thermo Scientifc Restore PLUS 56
3 ?; M& g3 i" p$ h7 s Western Blot Stripping Buffers
6 g1 E& z$ _) c) d+ e4 ^, O Thermo Scientifc Pierce 57-58 - |3 _5 d* l4 k2 N3 {3 z8 }
Background Eliminator
0 g# C4 q) P, Z# |" zTroubleshooting Guide 59-69
2 U0 L7 |& z# X# D: E& T) T Blotting with Chemiluminescence 59
+ C2 o2 T0 ]$ F+ g Optimizing Antibody Concentration 60-63 3 f6 z+ ?$ u! G
Problem Guide 64-67
8 G5 D8 E$ t# c Full-Length Western Blotting Protocol Using 68-69
# v' F6 a/ C- P( i; q" P1 a Chemiluminescent Substrates
1 B- O5 R4 v, Y4 j' L7 n2 U! GRecommended Reading 70, E9 G% W9 k' E0 j+ ~
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