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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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; V* Q5 h$ R* j, f# lIntroduction 1
& _! a3 w) q: D, |+ A* v1 p; B$ IWestern Blotting Overview 2-37 u( g2 I9 ^( u* B4 ]) w
Step 1 – SDS-PAGE : v, Y* N6 N% D* U' R- x
Thermo Scientifc Precise Protein Gels 4 & V& ~* Y+ J: v8 j- ^
Molecular Weight Markers 5-61 _) m+ Z4 Q9 h. H9 s
Step 2 – Electro-Transfer
3 ]( a) K2 V6 T Thermo Scientifc Pierce Fast Transfer System 7
6 ^1 j! N! u/ F3 w! v% p Transfer Buffers 8 ( O! v9 d3 |! y: ~" i5 ^
Filter Paper for Blotting 8
; p! p$ r" P; Z0 T1 j PVDF and Nitrocellulose Membranes 9
& m7 W5 t8 q h6 ^% A# m' ] Thermo Scientifc Pierce Protein Stains 9 " v% @6 B7 [1 m4 j9 H' Z) m
for Membranes
$ f! {* |& \+ R& k6 L1 t8 B3 D Antibody Extender Solution NC 10 9 D$ c. o+ M8 y6 X2 W5 {
Western Blot Signal Enhancer 11
) O9 C1 ^9 p# k% iStep 3 – Blocking 8 x, a7 l2 e5 w8 t* d' `
Introduction 12
& Q( ?4 W y; L2 h Blocking of Nonspecifc Binding Sites on 12
6 m3 e- ~8 l; k- L) z' `6 ]- s Transfer Membranes
$ s# V) R8 F# r7 u4 A1 r5 ~ Blocking Buffer Optimization 12-13
0 |7 i8 ]5 y2 ?/ z3 y1 T' ~ Blocking Buffers 13-16
/ _( `* H5 f; m& ~+ U) e8 lStep 4 – Formulate Wash Buffers 0 n8 F+ a, F$ Z$ g, u x
Washing the Membrane 17 % K+ \% b" s. h) v
Wash Buffers 17
3 r% X: [: g9 F W5 V# NStep 5 – Detection Reagents ' T ?; `- Z. S" F$ P \' P' P
Validated Primary Antibodies 18-19
& u. k+ F$ ~9 _+ |! X& j Affnity-purifed Antibodies 20 & i* d' {- y' H; v! l
Stabilized HRP Conjugates 21
) O0 E# _! Q$ t: ~! a Thermo Scientifc DyLight 22
- ?( a" \6 \8 a% s. w Fluor Conjugates
0 v: N, E+ Y& @1 D V, F Conjugate Stabilizer Solutions 22 ! t! K% F& B2 v4 [
Thermo Scientifc DyLight-labeled Highly 23 2 i1 y; o g" Y# W T$ G: c2 k, l6 S
Cross-Adsorbed Secondary Antibodies
$ J; t2 T2 b- p q; ~. X Antibody Storage and Stabilizer Solutions 24
; ], q, Q+ ?2 [6 z! {+ D7 n Secondary Antibody Ordering Table 25-26
5 @6 y6 j; c% P+ r! @ Thermo Scientifc Clean-Blot IP 28-29 ( {$ |$ `1 g/ @. {9 i/ w3 T
Detection Reagents
) w P J9 |; ] Protein A, G, A/G and L Conjugates 30
. i& ^2 a+ s$ [! o3 _( T" @ Thermo Scientifc NeutrAvidin, Streptavidin 31-33
. w1 s6 ~! K6 [- C/ r and Avidin Conjugates% Q% a/ H5 h2 U8 K5 r6 C! B) ?
Step 6 – Enzyme Substrates
# P0 F5 Z5 n, x+ [. R5 ^Chromogenic Substrates 34-35
% |3 h; }# f# s2 tThermo Scientifc Chemiluminescent Substrates 36-43
+ X0 A2 I) ]5 R7 V5 Y. F8 v Pierce ECL Substrate 37 " B# M) { a; k4 x7 D+ j
SuperSignal Chemiluminescent 38-42
" L8 | h. D9 ~$ @ Substrates and Kits
5 s4 n! A& y, X: P6 U0 z Lumi-Phos™
5 Y3 @. \2 h' J* _* t5 X Chemiluminescent Substrate 43
5 k4 ~0 z% w% ], z$ I Quick Reference Substrate Guide 43 : |- t: d5 l6 p; }; W( V
Fast Western Blotting Kit 44
, G/ I2 ~) A! Q3 |" } a: L6 ZSpecialized Western Blotting Kits 45-48 ! N' Q3 e/ C, \2 K
Thermo SuperSignal West Pico HisProbe Kit 45 3 c, R1 a/ `6 R$ c: k
Pierce O-GLcNAc Western Blotting Detection Kit 46 0 R( f% _' c X
Thermo Scientifc DyLight 549/649 46-47 4 @. v% g$ n7 @$ `6 V5 ] P. y
Western Blotting Kit
: b" R# u7 S, D$ H1 f Thermo Scientifc DyLight 680/800 Near Infrared 47
( D& \ i7 j% M7 G Western Blotting Kit . L( ^% f: ]4 x$ L4 S# L
Thermo Scientifc Active GTPase Pull-Down 48
) R# t1 d# D% w' Q( ?/ i4 S and Detection Kits
- C. Z. N) B% H U( E XFar-Western Blotting 49
]" K( R+ R+ U7 `In-Gel Western Detection 50-51
$ W1 ?4 ^) t2 X" c2 H Thermo Scientifc Pierce In-Gel 51 : w. _7 X9 L: h( x) `
Chemiluminescent Detection Kits6 o& D( X+ K1 ~1 a# s$ @4 I! E
Step 7 – Film
. ]& v! `+ j" a3 W2 }8 c+ P/ Z Thermo Scientifc CL-XPosure Film 524 c" U3 E8 ]! V% z
Step 8 – Stripping Buffer 5 J. ?/ Q# ?* L- A/ ~/ Q
Optimizing the Signal-to-Noise Ratio 53-58 1 l, B- S0 t6 i
Protocol for Stripping an Immunoblot 54 ! n" |) b' {; [. F
Thermo Scientifc Restore 55 1 z3 f* x/ T" Y: y, D+ A
Western Blot Stripping Buffers
( c+ T1 s0 y. Y% D Thermo Scientifc Restore PLUS 56
8 C" A+ H3 u" v( |$ x4 ^ Western Blot Stripping Buffers
& p9 q0 |, t% Q; ^" D1 j Thermo Scientifc Pierce 57-58 D+ E% }5 B9 U
Background Eliminator
' x, i1 p% U! f" K) `% e* YTroubleshooting Guide 59-69
1 G+ i8 d# y1 J9 y2 z Blotting with Chemiluminescence 59 8 n) x: R; g% N) ?* A" e: m; A
Optimizing Antibody Concentration 60-63 * Y0 J( V) m$ [2 {* R! e
Problem Guide 64-67 0 {1 Z( W' A1 K# k9 G" C# g7 w9 e
Full-Length Western Blotting Protocol Using 68-69
J8 H: q* j5 q. z Chemiluminescent Substrates * S/ h- s* m" v& U
Recommended Reading 70
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