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本帖最后由 细胞海洋 于 2011-3-12 17:58 编辑 * T5 y8 @% j% r4 G
1 z z8 n9 S9 \6 E# H9 zIntroduction 1, v- J; L) G( x) t
Western Blotting Overview 2-3
4 o7 z9 B- l9 L# nStep 1 – SDS-PAGE 5 ^- [8 M" P' w. A6 G1 i
Thermo Scientifc Precise Protein Gels 4 + k; Q ?* P# Q I3 i) b- j
Molecular Weight Markers 5-6
1 M3 X+ `% v' Y X/ {4 VStep 2 – Electro-Transfer ' g2 D* m# C! s) M, L
Thermo Scientifc Pierce Fast Transfer System 7 3 p& o: t! C- }! ^
Transfer Buffers 8
/ t2 v6 c' X- ] Filter Paper for Blotting 8 & P/ P+ h S! ~/ |
PVDF and Nitrocellulose Membranes 9
4 {* k0 h, J2 o/ v Thermo Scientifc Pierce Protein Stains 9 5 I" c" q( R1 W
for Membranes
' X4 k M. I& Z3 ~0 R- I. i; L) ~ Antibody Extender Solution NC 10 / }- p8 k2 P& p+ O( `
Western Blot Signal Enhancer 11
/ f7 W) M/ o( }6 l3 A9 x% mStep 3 – Blocking
. |( B- q7 s' i( P" l/ {: O% m8 N2 ^ Introduction 12 5 l. E% U! A6 T3 v1 n
Blocking of Nonspecifc Binding Sites on 12 $ u+ ^- j8 m( B( H# ~
Transfer Membranes
* M x; d! k( V Blocking Buffer Optimization 12-13 / z q& S S6 H# Z# E# r* m
Blocking Buffers 13-16
$ N+ u# D. H- P" D% GStep 4 – Formulate Wash Buffers 3 s1 [2 ?6 T* B7 I$ ~" c K
Washing the Membrane 17 0 \/ B3 @. s& Z5 W! p* H' f, a6 `
Wash Buffers 17& m6 \5 ]" V% o1 _, {0 u9 W$ Z
Step 5 – Detection Reagents / X2 c- Z% K! k; Q1 B" s& t5 F
Validated Primary Antibodies 18-19 2 K0 q) Y4 X8 I5 {. a5 H5 x
Affnity-purifed Antibodies 20
: n( X' J- s1 u9 s; [; ? Stabilized HRP Conjugates 21
# @3 z, }# n% z5 v Thermo Scientifc DyLight 22 # l& R/ R5 r: H: G5 d
Fluor Conjugates ; i# A( t) V9 {* i- ]+ r
Conjugate Stabilizer Solutions 22
( X6 @- ?- u: w4 F2 u Thermo Scientifc DyLight-labeled Highly 23
5 C: m, H2 v( _ Cross-Adsorbed Secondary Antibodies + S* Y; Q0 X9 _2 y/ N
Antibody Storage and Stabilizer Solutions 24 K1 y& A8 Q) P: \1 y0 K
Secondary Antibody Ordering Table 25-26
6 u$ e: c' C/ Z% g% Q5 w Thermo Scientifc Clean-Blot IP 28-29 % R( K% C% j7 i4 z" z/ i
Detection Reagents
7 F1 ^5 H& {0 n) A! n; o Protein A, G, A/G and L Conjugates 30
5 k) |$ b6 @9 q8 Y q- l Thermo Scientifc NeutrAvidin, Streptavidin 31-33
& n% {4 R: g+ J and Avidin Conjugates
. b5 b; p$ u+ |1 AStep 6 – Enzyme Substrates , [, L1 U3 M/ h
Chromogenic Substrates 34-35 ! l1 }& u! k0 N8 _- v( X+ [" o
Thermo Scientifc Chemiluminescent Substrates 36-43 2 ?" c% Y( T! ~+ o$ {- ]
Pierce ECL Substrate 37 ! ~' J" t4 }$ o
SuperSignal Chemiluminescent 38-42 5 ^- _9 l- y. Z+ k
Substrates and Kits
+ D4 Z6 ^: q \# q Lumi-Phos™3 Y) `- \" i. Z7 `% [7 \2 g
Chemiluminescent Substrate 43 ! g; s$ O- X- Z/ N8 R0 H: A' _2 ~
Quick Reference Substrate Guide 43 4 B& L: `6 B1 P1 D
Fast Western Blotting Kit 44 5 F' q3 U( w4 c! N
Specialized Western Blotting Kits 45-48
1 A5 v2 t0 ?: F0 v! K" l Thermo SuperSignal West Pico HisProbe Kit 45
8 D. Q& A2 U/ F Pierce O-GLcNAc Western Blotting Detection Kit 46 , k$ J4 v* \; v
Thermo Scientifc DyLight 549/649 46-47
4 T B0 }3 N7 b0 c* u9 A M Western Blotting Kit " N- a6 l V! u9 |+ S
Thermo Scientifc DyLight 680/800 Near Infrared 47
" F& Q. X7 T) @' k6 e+ G, z Western Blotting Kit
4 X3 p7 w% P" ~# \ Thermo Scientifc Active GTPase Pull-Down 48 5 N! C) j9 k: X2 ^5 W- x) d4 w. O
and Detection Kits $ z$ A/ s5 f7 Q0 r; ^& `
Far-Western Blotting 49 0 S2 c2 ]5 d3 Y2 t0 x! i
In-Gel Western Detection 50-51 6 Q6 ^3 J [* b6 x6 R
Thermo Scientifc Pierce In-Gel 51
' @7 j$ n, ~. e6 q& I Chemiluminescent Detection Kits
3 y2 b7 ]* O% P) L% A# _/ pStep 7 – Film 6 N$ Y, |$ k* M0 e
Thermo Scientifc CL-XPosure Film 52
E6 b `. E* i7 c, O: o3 {Step 8 – Stripping Buffer 8 c2 G! Q" E: w0 x3 c
Optimizing the Signal-to-Noise Ratio 53-58 ' {$ R# O* q$ q$ [! Q r' I
Protocol for Stripping an Immunoblot 54
; G% z+ C$ r( | Thermo Scientifc Restore 55 3 p o- L: s* W+ H& S* m1 q" {5 S
Western Blot Stripping Buffers $ U( ?" i5 ~3 R( J3 B
Thermo Scientifc Restore PLUS 56
) ]! u: ~: y4 w R1 J7 { Western Blot Stripping Buffers
+ b) C% B( M# X6 P" m3 K* t Thermo Scientifc Pierce 57-58 # `9 F! a6 V9 b% E# k( L
Background Eliminator9 N4 e3 A9 Z' D
Troubleshooting Guide 59-69
7 |* _0 J' {2 ?, y5 ~" N8 _ Blotting with Chemiluminescence 59
: h, N3 p4 ^: P2 I Optimizing Antibody Concentration 60-63 , T1 H) [' ?$ Z+ ^
Problem Guide 64-67
3 b" |( U( f, f M Full-Length Western Blotting Protocol Using 68-69 , ?1 Y4 n6 }$ _1 l
Chemiluminescent Substrates , e. P' X1 V6 V4 W
Recommended Reading 70" ^3 h: M1 L" h5 T, g+ ~0 R
3 ~ Y# R; Z1 F* p
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