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本帖最后由 细胞海洋 于 2011-3-12 17:58 编辑
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Introduction 14 \ @' f) X% O& ]: ]% ]& w( k1 |( M
Western Blotting Overview 2-3 B( `5 B/ H% Q! E
Step 1 – SDS-PAGE
- u3 l; |- U% a' Z: ^ Thermo Scientifc Precise Protein Gels 4 - @- D+ o S# k7 X
Molecular Weight Markers 5-6
6 v j. }1 d- e4 iStep 2 – Electro-Transfer
4 |% ^) ^% [% X; f2 U Thermo Scientifc Pierce Fast Transfer System 7
5 j i# K/ ^- _, g' A1 @0 E Transfer Buffers 8
: y5 B: s# ]* t& x Filter Paper for Blotting 8
4 C) ~4 @ E( W PVDF and Nitrocellulose Membranes 9
' b" X% v0 e* a$ o- }0 F* w Thermo Scientifc Pierce Protein Stains 9
4 |8 X: y! n4 e7 m) M Z+ w- Z for Membranes
( z; y: y- R( ^8 E Antibody Extender Solution NC 10 b" ]% \) w6 x4 F; ? X2 L0 [
Western Blot Signal Enhancer 118 {. f6 J+ {( t) o7 ~5 k
Step 3 – Blocking # o& @4 C' P8 d( E( a2 z+ B4 f' k
Introduction 12 . Y/ M& n: M5 \; E/ N
Blocking of Nonspecifc Binding Sites on 12 ! n2 v# t! s2 n. _2 R
Transfer Membranes / c p! h5 Z% B% l# C
Blocking Buffer Optimization 12-13
; D: t9 W+ E4 _ Blocking Buffers 13-16 y* P! \. K) h
Step 4 – Formulate Wash Buffers
! v& w$ h& U$ ^" x Washing the Membrane 17 - ]; Y0 n* ?/ d9 X$ n$ l8 @' K& k5 X
Wash Buffers 17
- @* T z" ?& m5 X+ AStep 5 – Detection Reagents 7 P2 ^% p& E* G$ w3 E0 {& N0 B
Validated Primary Antibodies 18-19 $ \& i' {, j$ d. e& W3 P
Affnity-purifed Antibodies 20 $ [# U( r7 |0 S) J9 z
Stabilized HRP Conjugates 21 ; P: A8 p1 G' B) [/ g
Thermo Scientifc DyLight 22 & I2 v& @7 {1 J
Fluor Conjugates # l. U! d3 F" x+ i a& v
Conjugate Stabilizer Solutions 22
1 E6 e( h) K( B0 q1 X; H" u Thermo Scientifc DyLight-labeled Highly 23
/ a4 i: i& _: H0 ~- K; ]& I Cross-Adsorbed Secondary Antibodies , X) X& _3 j0 r, t9 S, ]1 w; [, q
Antibody Storage and Stabilizer Solutions 24 5 Y; O4 u0 M1 P3 g
Secondary Antibody Ordering Table 25-26
5 B- Q& P% V& M2 ^ Thermo Scientifc Clean-Blot IP 28-29
o9 j$ a s! J2 d- Z3 p Detection Reagents
% S0 d$ G, f$ U5 ?$ \$ A Protein A, G, A/G and L Conjugates 30
5 y5 z8 a+ K0 i9 i Thermo Scientifc NeutrAvidin, Streptavidin 31-33
8 W4 ^) }, k8 g" B# V8 }! V and Avidin Conjugates
% J2 Y. P/ }$ v4 J2 Z4 ]Step 6 – Enzyme Substrates
+ M$ Q* [* u8 u; s8 RChromogenic Substrates 34-35 ; p$ |: ^7 U7 v; \& q" ~1 X9 L+ ?
Thermo Scientifc Chemiluminescent Substrates 36-43 1 E' A: M; O- ]5 Q# N
Pierce ECL Substrate 37
+ _" F# X3 E; w) H# p SuperSignal Chemiluminescent 38-42 * Z# j+ M# w( f
Substrates and Kits / k5 J5 r0 {! j
Lumi-Phos™5 q9 y' a+ s4 r+ G# X0 w6 ~
Chemiluminescent Substrate 43
& t; G# x( `2 b Quick Reference Substrate Guide 43
) y+ u( a5 Y ?. F3 TFast Western Blotting Kit 44
& t9 F. W* }/ {1 u3 `, CSpecialized Western Blotting Kits 45-48
0 E+ b/ n" l! H$ m+ W Thermo SuperSignal West Pico HisProbe Kit 45
: ?/ e+ U t) q; y! Z; ~ Pierce O-GLcNAc Western Blotting Detection Kit 46
* Y4 V0 p1 ~) L5 w8 [ Thermo Scientifc DyLight 549/649 46-47
( B: l# M# @( z7 ~6 e! w+ K, \% j Western Blotting Kit
! t2 k. D! j3 p Thermo Scientifc DyLight 680/800 Near Infrared 47
2 D- H% V2 p2 j7 Q Western Blotting Kit 9 t8 N. f4 A& ~% y
Thermo Scientifc Active GTPase Pull-Down 48 ; w& j: Z5 C0 o5 C. S
and Detection Kits . m9 Y% \' e1 @ b! |
Far-Western Blotting 49 0 j0 d8 q6 @2 U0 y) Q3 j
In-Gel Western Detection 50-51 3 q- d/ h. R, {. I; f6 K2 D" O! |
Thermo Scientifc Pierce In-Gel 51
) T" ]1 }# N$ I/ S7 i Chemiluminescent Detection Kits+ ?3 \; g1 ^3 T. _/ h
Step 7 – Film
* M* M0 Y8 {/ `2 U- }7 d Thermo Scientifc CL-XPosure Film 524 l- N7 {+ Z5 G
Step 8 – Stripping Buffer ) s t$ x! ?" ]2 M, B! Z: {$ f
Optimizing the Signal-to-Noise Ratio 53-58 5 {. f9 [* P" Z4 X
Protocol for Stripping an Immunoblot 54 - m" D$ h6 y8 P2 \
Thermo Scientifc Restore 55
& |9 k* q5 C. C$ |0 N Western Blot Stripping Buffers , s. L( n/ ?; @/ b/ e8 L
Thermo Scientifc Restore PLUS 56 " M m& N, l ~5 g: j/ \
Western Blot Stripping Buffers
& j# X6 o0 n4 N' f) K Thermo Scientifc Pierce 57-58 4 N& h8 e9 h& x _2 X
Background Eliminator9 m) Q& }6 c5 L3 e7 ~
Troubleshooting Guide 59-69 $ U K5 ^! z" J/ I T; R
Blotting with Chemiluminescence 59 $ t2 x2 O) w% i/ c' i
Optimizing Antibody Concentration 60-63
/ D% r8 J: B5 F3 h. I Problem Guide 64-67
1 w4 E* n0 {2 k* J+ {/ Y7 M Full-Length Western Blotting Protocol Using 68-69
% y7 c% M$ Q" {5 ^" M- n7 y Chemiluminescent Substrates & r8 V% o7 U8 e, L( ]: s
Recommended Reading 70: h3 e" [# {. {& U. K# H2 k
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