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Application

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Phospho Antibodies

Phospho-specific antibodies’ typical purpose is to enable researchers to detect changes in proteins. They will exclusively bind to the amino acid sequence on a protein that has been phosphorylated (which is both a physical & chemical change) and do not bind to the same amino acid sequence on said protein if it lacks said phosphorylation. This aids in being able to clearly see and understand the data produced from this particular protein modification.


Viewing 2850-2900 of 5299 product results


product-image-AAA72815_AD15.jpg Application Data

DARPP-32 (Ser137), Polyclonal Antibody (Cat# AAA72815)

Full Name
Anti-Phospho-Ser137 DARPP-32
Gene Names
Ppp1r1b; Darpp32; Darpp-32
Reactivity
Rat
Applications
Western Blot
Purity
Affinity Purified (Prepared from rabbit serum by affinity purification via sequential chromatography on phospho- and dephosphopeptide affinity columns.)
Pricing
product-image-AAA72823_AD15.jpg Application Data

Potassium Chloride Cotransporter (KCC2) (Ser940), Polyclonal Antibody (Cat# AAA72823)

Full Name
Anti-Phospho-Ser940 Potassium Chloride Cotransporter (KCC2)
Gene Names
Slc12a5; Kcc2
Reactivity
Bovine, Canine, Human, Non-Human Primate, Zebrafish
Applications
Western Blot
Purity
Antigen Affinity Purified from Pooled Serum
(Prepared from pooled rabbit serum by affinity purification via sequential chromatography on phospho and non-phosphopeptide affinity columns.)
Pricing
product-image-AAA62480_IF11.jpg IF (Immunofluorescence)

GSK3 beta, Monoclonal Antibody (Cat# AAA62480)

Full Name
Phospho-GSK3 beta (Ser9) mAb
Reactivity
Human
Applications
Immunofluorescence, Immunocytochemistry, Immunohistochemistry, Western Blot
Pricing
product-image-AAA92618_SC15.jpg Standard Curve (Sample)

Phospho-Nuclear Factor kappa B, ELISA Kit (Cat# AAA92618)

Full Name
Porcine Phospho-Nuclear Factor kappa B ELISA Kit
Reactivity
Porcine
Pricing
product-image-AAA60012_DB11.jpg DB (Dot Blot) (Dot blot analysis was used to confirm the specificity of RNA Pol II phospho Thr4 antibody 10, 50 and 250 pmoles of RNA Pol II CTD were spotted onto nitrocellulose and probed with the antibody at 1 ug/ml. Lane 1: RNA Pol II CTD phospho-Thr4. Lane 2: RNA Pol II CTD Thr4 (unmodified))

RNA pol II CTD phospho Thr4, Monoclonal Antibody (Cat# AAA60012)

Full Name
RNA pol II CTD phospho Thr4 antibody (mAb)(Clone 6D7)
Gene Names
POLR2A; RPB1; RPO2; POLR2; POLRA; RPBh1; RPOL2; RpIILS; hsRPB1; hRPB220
Reactivity
Human, Wide Range Predicted
Applications
Western Blot, Immunoprecipitation, Immunofluorescence, Immunocytochemistry, Dot Blot, Chromatin immunoprecipitation
Purity
Protein G Chromatography
Pricing
product-image-AAA59880_DB11.jpg DB (Dot Blot) (RNA Pol II CTD phospho Ser2 antibody (pAb) tested by dot blot analysis. Dot blot analysis was used to confirm the specificity of RNA Pol II CTD phospho Ser2 pAb. Peptides corresponding to the immunogen and related peptides were spotted onto PVDF and probed with the antibody at a dilution of 1:2,000. The amount of peptide (picomoles) spotted is indicated next to each row. Lane 1: Phospho Ser2 of RNA Pol II CTD peptide. Lane 2: Unmodified RNA Pol II CTD peptide. Lane 3: Phospho Ser5 of RNA Pol II CTD peptide.)

RNA pol II CTD phospho Ser2, Polyclonal Antibody (Cat# AAA59880)

Full Name
RNA pol II CTD phospho Ser2 antibody (pAb)
Gene Names
POLR2A; RPB1; RPO2; POLR2; POLRA; RPBh1; RPOL2; RpIILS; hsRPB1; hRPB220
Reactivity
Human
Applications
Western Blot, Immunoprecipitation
Purity
Affinity Purified
Pricing
product-image-AAA60077_WB13.jpg WB (Western Blot) (RNA pol II phospho Ser2 antibody (mAb) (Clone 3E7C7) tested by Western blot. HeLa nuclear extract (30 ug per lane) probed with RNA pol II phospho Ser2 antibody (mAb) at a 1 ug/ml dilution.)

RNA pol II CTD phospho Ser2, Monoclonal Antibody (Cat# AAA60077)

Full Name
RNA pol II CTD phospho Ser2 antibody (mAb)(Clone 3E7C7)
Gene Names
POLR2A; RPB1; RPO2; POLR2; POLRA; RPBh1; RPOL2; RpIILS; hsRPB1; hRPB220
Reactivity
Human
Applications
Western Blot, Immunofluorescence, Immunocytochemistry
Purity
Protein G Chromatography
Pricing
product-image-AAA60079_WB13.jpg WB (Western Blot) (RNA pol II phospho Ser7 antibody (mAb) (Clone 3D4A12) tested by Western blot. HeLa nuclear extract (40 ug per lane) probed with RNA pol II phospho Ser7 antibody (mAb) at a 2 ug/ml dilution.)

RNA pol II CTD phospho Ser7, Monoclonal Antibody (Cat# AAA60079)

Full Name
RNA pol II CTD phospho Ser7 antibody (mAb)(Clone 3D4A12)
Gene Names
POLR2A; RPB1; RPO2; POLR2; POLRA; RPBh1; RPOL2; RpIILS; hsRPB1; hRPB220
Reactivity
Human
Applications
Western Blot, Immunofluorescence, Immunocytochemistry
Purity
Protein G Chromatography
Pricing
product-image-AAA96475_SC15.jpg Standard Curve (Sample)

Phospho Spleen tyosine kinase, ELISA Kit (Cat# AAA96475)

Full Name
Rabbit Phospho Spleen tyosine kinase ELISA Kit
Reactivity
Rabbit
Pricing
product-image-AAA47823_AD13.jpg Application Data

STAT1, Polyclonal Antibody (Cat# AAA47823)

Full Name
STAT1 (phospho-Tyr701)
Gene Names
STAT1; CANDF7; IMD31A; IMD31B; IMD31C; ISGF-3; STAT91
Applications
Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47825_AD13.jpg Application Data

STAT3, Polyclonal Antibody (Cat# AAA47825)

Full Name
STAT3 (phospho-Ser727)
Gene Names
STAT3; APRF; HIES; ADMIO; ADMIO1
Applications
Immunofluorescence, Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47830_AD13.jpg Application Data

STAT6, Polyclonal Antibody (Cat# AAA47830)

Full Name
STAT6 (phospho-Thr645)
Gene Names
STAT6; STAT6B; STAT6C; D12S1644; IL-4-STAT
Applications
Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47834_AD11.jpg Application Data

Akt, Polyclonal Antibody (Cat# AAA47834)

Full Name
Akt (Phospho-Thr308)
Gene Names
AKT1; AKT; PKB; RAC; CWS6; PRKBA; PKB-ALPHA; RAC-ALPHA
Applications
Immunofluorescence, Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47841_AD13.jpg Application Data

BAD, Polyclonal Antibody (Cat# AAA47841)

Full Name
BAD (Phospho-Ser136)
Gene Names
Bad; Bbc2; AI325008
Applications
Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47846_AD11.jpg Application Data

Estrogen Receptor-a, Polyclonal Antibody (Cat# AAA47846)

Full Name
Estrogen Receptor-a (Phospho-Ser167)
Gene Names
ESR1; ER; ESR; Era; ESRA; ESTRR; NR3A1
Applications
Immunohistochemistry, Immunofluorescence, Immunoblot
Pricing
product-image-AAA47851_AD13.jpg Application Data

HER2, Polyclonal Antibody (Cat# AAA47851)

Full Name
HER2 (Phospho-Tyr1248)
Gene Names
ERBB2; NEU; NGL; HER2; TKR1; CD340; HER-2; MLN 19; HER-2/neu
Applications
Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47788_AD13.jpg Application Data

Elk-1, Polyclonal Antibody (Cat# AAA47788)

Full Name
Elk-1 (Phospho-Ser383)
Pricing
product-image-AAA47789_AD13.jpg Application Data

PDK1, Polyclonal Antibody (Cat# AAA47789)

Full Name
PDK1 (Phospho-Ser241)
Gene Names
PDPK1; PDK1; PDPK2; PDPK2P; PRO0461
Applications
Immunohistochemistry, Western Blot
Pricing
product-image-AAA47799_AD11.jpg Application Data

NFkB-p100, Polyclonal Antibody (Cat# AAA47799)

Full Name
NFkB-p100 (Phospho-Ser866)
Gene Names
NFKB2; p52; p100; H2TF1; LYT10; CVID10; LYT-10; NF-kB2; p49/p100
Applications
Immunofluorescence, Immunohistochemistry, Western Blot
Pricing
product-image-AAA47801_AD11.jpg Application Data

NFkB-p105, Polyclonal Antibody (Cat# AAA47801)

Full Name
NFkB-p105 (Phospho-Ser337)
Gene Names
NFKB1; p50; KBF1; p105; EBP-1; CVID12; NF-kB1; NFKB-p50; NFkappaB; NF-kappaB; NFKB-p105; NF-kappa-B
Applications
Immunofluorescence, Immunohistochemistry, Western Blot
Pricing
product-image-AAA47803_AD13.jpg Application Data

NFkB-p105, Polyclonal Antibody (Cat# AAA47803)

Full Name
NFkB-p105 (Phospho-Ser907)
Gene Names
NFKB1; p50; KBF1; p105; EBP-1; CVID12; NF-kB1; NFKB-p50; NFkappaB; NF-kappaB; NFKB-p105; NF-kappa-B
Applications
Immunohistochemistry, Western Blot
Pricing
product-image-AAA47812_AD11.jpg Application Data

ATF2, Polyclonal Antibody (Cat# AAA47812)

Full Name
ATF2 (Phospho-Thr69 or 51)
Gene Names
ATF2; HB16; CREB2; TREB7; CREB-2; CRE-BP1
Applications
Immunofluorescence, Immunohistochemistry, Immunoblot
Pricing
product-image-AAA47815_AD13.jpg Application Data

ATF2, Polyclonal Antibody (Cat# AAA47815)

Full Name
ATF2 (phospho-Ser112 or 94)
Gene Names
ATF2; HB16; CREB2; TREB7; CREB-2; CRE-BP1
Applications
Immunohistochemistry, Immunoblot
Pricing
product-image-AAA75660_WB15.jpg WB (Western Blot)

Phospho-PDE3A, Polyclonal Antibody (Cat# AAA75660)

Full Name
Phospho PDE3A Antibody Affinity Purified
Gene Names
Pde3a; C87899; A930022O17Rik
Reactivity
Chicken, Human, Mouse, Rat
Applications
Western Blot
Pricing

Phospho-FGFR2, Polyclonal Antibody (Cat# AAA76006)

Full Name
Phospho-FGFR2 Antibody BIOTIN-Conjugated
Gene Names
FGFR2; BEK; JWS; BBDS; CEK3; CFD1; ECT1; KGFR; TK14; TK25; BFR-1; CD332; K-SAM
Reactivity
Cat, Human
Applications
Western Blot, Immunoprecipitation
Pricing

Phospho-JAK3, Positive Control (Cat# AAA75980)

Full Name
Phospho-JAK3 Positive Control
Gene Names
JAK3; JAKL; LJAK; JAK-3; L-JAK; JAK3_HUMAN
Applications
Western Blot
Pricing
product-image-AAA89367_SC15.jpg Standard Curve (Sample)

Phospho-exiracellular signal-regulated kinase, ELISA Kit (Cat# AAA89367)

Full Name
Sheep Phospho-exiracellular signal-regulated kinase ELISA Kit
Reactivity
Sheep
Pricing
product-image-AAA87002_SC15.jpg Standard Curve (Sample)

Phospho Glycogen Synthase Kinase 3beta, ELISA Kit (Cat# AAA87002)

Full Name
Human Phospho Glycogen Synthase Kinase 3beta ELISA Kit
Gene Names
NPHS2; PDCN; SRN1
Reactivity
Human
Pricing
product-image-AAA85319_SC15.jpg Standard Curve (Sample)

Phospho-Glycogen Synthase Kinase 3beta, ELISA Kit (Cat# AAA85319)

Full Name
Mouse Phospho-Glycogen Synthase Kinase 3beta ELISA Kit
Gene Names
NPHS2; PDCN; SRN1
Reactivity
Mouse
Pricing
product-image-AAA87807_SC15.jpg Standard Curve (Sample)

Phospho Glycogen Synthase Kinase 3, ELISA Kit (Cat# AAA87807)

Full Name
Human Phospho Glycogen Synthase Kinase 3 ELISA Kit
Reactivity
Human
Pricing
product-image-AAA302065_IHC11.jpg IHC (Immunohistochemisry) (Immunohistochemistry analysis of paraffin-embedded human brain tissue using Period Circadian Protein 2 (Phospho-Ser662) antibody. The picture on the right is treated with the synthesized peptide.)

Period Circadian Protein 2, Polyclonal Antibody (Cat# AAA302065)

Full Name
Period Circadian Protein 2 (Phospho-Ser662) Antibody
Gene Names
PER2; FASPS; FASPS1
Reactivity
Human, Mouse
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA302069_WB10.jpg WB (Western Blot) (Western blot analysis of extracts from Hela cells, treated with IFNa or calf intestinal phosphatase (CIP), using STAT3 (Phospho-Ser727) Antibody AAA302069.)

STAT3, Polyclonal Antibody (Cat# AAA302069)

Full Name
STAT3 (Phospho-Ser727) Antibody
Gene Names
STAT3; APRF; HIES; ADMIO
Reactivity
Human, Mouse, Rat
Applications
Immunofluorescence, Immunohistochemistry, Western Blot
Purity
By immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy using non-phosphopeptide.
Pricing
product-image-AAA302050_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue, using c-Jun (Phospho-Ser63) antibody (left)or the same antibody preincubated with blocking peptide (right).)

c-Jun, Polyclonal Antibody (Cat# AAA302050)

Full Name
c-Jun (Phospho-Ser63) Antibody
Gene Names
JUN; AP1; AP-1; c-Jun
Reactivity
Human
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303052_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using ATF2(Phospho-Thr71 or 53) Antibody (left) or the same antibody preincubated with blocking peptide(right).)

ATF2, Polyclonal Antibody (Cat# AAA303052)

Full Name
ATF2 (Phospho-Thr71 or 53) Antibody
Gene Names
ATF2; HB16; CREB2; TREB7; CREB-2; CRE-BP1
Reactivity
Human, Mouse, Rat
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA302911_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin- embedded human breast carcinoma tissue using Src (phospho- Tyr418) antibody ().)

Src, Polyclonal Antibody (Cat# AAA302911)

Full Name
Src(Phospho-Tyr418) Antibody
Gene Names
SRC; ASV; SRC1; c-SRC; p60-Src
Reactivity
Human, Mouse, Rat
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA302943_IF11.jpg IF (Immunofluorescence) (Immunofluorescence staining of methanol-fixed Hela cells using p53(Phospho-Ser315) Antibody.)

p53, Polyclonal Antibody (Cat# AAA302943)

Full Name
p53 (Phospho-Ser315) Antibody
Gene Names
TP53; P53; BCC7; LFS1; TRP53
Reactivity
Human
Applications
Immunofluorescence, Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303575_IF13.jpg IF (Immunofluorescence) (Immunofluorescence staining of methanol-fixed MEF cells using PKM2 (phospho-Ser37) Antibody.)

PKM2, Polyclonal Antibody (Cat# AAA303575)

Full Name
PKM2(phospho-Ser37) Antibody
Gene Names
PKM; PK3; TCB; OIP3; PKM2; CTHBP; THBP1; HEL-S-30
Reactivity
Human
Applications
Immunofluorescence, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303588_WB10.jpg WB (Western Blot) (Western blot analysis of extracts from C6 cells using Tau(Phospho-Ser404) Antibody.)

Tau, Polyclonal Antibody (Cat# AAA303588)

Full Name
Tau (Phospho-Ser404) Antibody
Gene Names
MAPT; TAU; MSTD; PPND; DDPAC; MAPTL; MTBT1; MTBT2; FTDP-17; PPP1R103
Reactivity
Human, Mouse, Rat
Applications
Immunofluorescence, Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303476_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human brain tissue using Chk1 (Phospho-Ser296) antibody (left)or the same antibody preincubated with blocking peptide (right).)

Chk1, Polyclonal Antibody (Cat# AAA303476)

Full Name
Chk1 (Phospho-Ser296) Antibody
Gene Names
CHEK1; CHK1
Reactivity
Human
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303496_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using NF-kappaB p105(phospho-Ser907) antibody ().)

NFkappaB-p105/p50, Polyclonal Antibody (Cat# AAA303496)

Full Name
NFkappaB-p105/p50(Phospho-Ser907) Antibody
Gene Names
NFKB1; p50; KBF1; p105; EBP-1; NF-kB1; NFKB-p50; NFkappaB; NF-kappaB; NFKB-p105; NF-kappa-B
Reactivity
Human, Mouse, Rat
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303501_IHC11.jpg IHC (Immunohistochemisry) (Immunohistochemistry analysis of paraffin-embedded human breast carcinoma tissue using NudC (Phospho-Ser326) antibody. The picture on the right is treated with the synthesized peptide.)

NudC, Polyclonal Antibody (Cat# AAA303501)

Full Name
NudC (Phospho-Ser326) Antibody
Gene Names
NUDC; HNUDC; MNUDC; NPD011
Reactivity
Human, Mouse, Rat
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303336_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using BAD(Phospho-Ser112) Antibody (left) or the same antibody preincubated with blocking peptide(right).)

BAD, Polyclonal Antibody (Cat# AAA303336)

Full Name
BAD (Phospho-Ser112) Antibody
Gene Names
Bad; Bbc2; AI325008
Reactivity
Human, Mouse
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303362_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using c-Abl (phospho-Tyr412) antibody ().)

c-Abl, Polyclonal Antibody (Cat# AAA303362)

Full Name
c-Abl(Phospho-Tyr412) Antibody
Reactivity
Human, Mouse, Rat
Applications
Immunofluorescence, Immunohistochemistry
Pricing
product-image-AAA303235_IF13.jpg IF (Immunofluorescence) (Immunofluorescence staining of methanol-fixed MCF cells using IGF-1R(Phospho-Tyr1165/Tyr1166) Antibody.)

IGF-1R, Polyclonal Antibody (Cat# AAA303235)

Full Name
IGF-1R (Phospho-Tyr1165/Tyr1166) Antibody
Gene Names
IGF1R; IGFR; CD221; IGFIR; JTK13
Reactivity
Human, Mouse, Rat
Applications
Immunofluorescence, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA303130_WB15.jpg WB (Western Blot) (Western blot analysis of extracts from mouse liver cells, using Akt (Phospho-Tyr326) antibody. The lane on the right is treated with the synthesized peptide.)

Akt, Polyclonal Antibody (Cat# AAA303130)

Full Name
Akt (Phospho-Tyr326) Antibody
Gene Names
AKT1; AKT; PKB; RAC; CWS6; PRKBA; PKB-ALPHA; RAC-ALPHA
Reactivity
Human, Mouse, Rat
Applications
Western Blot
Pricing
product-image-AAA303143_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human lung carcinoma tissue using SMC1(Phospho-Ser957) Antibody (left) or the same antibody preincubated with blocking peptide(right).)

SMC1, Polyclonal Antibody (Cat# AAA303143)

Full Name
SMC1 (Phospho-Ser957) Antibody
Gene Names
SMC1A; SMC1; SMCB; CDLS2; SB1.8; SMC1L1; DXS423E; SMC1alpha
Reactivity
Human
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA305536_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human tonsil tumor tissue using Bcr(Phospho-Tyr177) Antibody (left) or the same antibody preincubated with blocking peptide(right).)

Bcr, Polyclonal Antibody (Cat# AAA305536)

Full Name
Bcr (Phospho-Tyr177) Antibody
Gene Names
BCR; ALL; CML; PHL; BCR1; D22S11; D22S662
Reactivity
Human, Mouse
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA305548_WB11.jpg WB (Western Blot) (Western blot analysis of extracts from 293 cells, treated with Anisomycin or calf intestinal phosphatase (CIP), using JNK1/JNK2/JNK3 (phospho-Thr183/Tyr185) Antibody.)

JNK1/JNK2/JNK3, Polyclonal Antibody (Cat# AAA305548)

Full Name
JNK1/JNK2/JNK3 (phospho-Thr183/Tyr185) Antibody
Gene Names
MAPK8; JNK; JNK1; PRKM8; SAPK1; JNK-46; JNK1A2; SAPK1c; JNK21B1/2
Reactivity
Human, Mouse, Rat
Applications
Immunofluorescence, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA305585_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human lung carcinomatissue using eIF4B(Phospho-Ser422) Antibody (left) or the same antibody preincubated with blocking peptide(right).)

eIF4B, Polyclonal Antibody (Cat# AAA305585)

Full Name
eIF4B (phospho-Ser422) Antibody
Gene Names
EIF4B; EIF-4B; PRO1843
Reactivity
Human, Mouse, Rat
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing
product-image-AAA305596_IHC13.jpg IHC (Immunohiostchemistry) (Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue using Ezrin(Phospho-Tyr353) Antibody (left) or the same antibody preincubated with blocking peptide(right).)

Ezrin, Polyclonal Antibody (Cat# AAA305596)

Full Name
Ezrin (Phospho-Tyr353) Antibody
Gene Names
EZR; CVL; CVIL; VIL2; HEL-S-105
Reactivity
Human
Applications
Immunohistochemistry, Western Blot
Purity
Antibodies were produced by immunizing rabbits with synthetic phosphopeptide and KLH conjugates. Antibodies were purified by affinity-chromatography using epitope-specific phosphopeptide. Non-phospho specific antibodies were removed by chromatogramphy usi
Pricing

What Are Phospho Antibodies?


Protein phosphorylation is a process where a phosphate group is added to certain amino acid residues of a protein – usually serine (S), threonine (T), or tyrosine (Y) - by enzymes called kinases. This process is integral in controlling cellular signaling, cellular growth, and other biological functions.


Our catalog includes a wide range of phospho-specific antibodies that can accurately detect this important marker. They perform strongly in widely-used laboratory applications such as Western blot, flow cytometry, immunohistochemistry, and immunofluorescence microscopy. We value your trust in us and are committed to providing top-quality products and services. All of our antibodies are guaranteed to work for the applications and species indicated on our website & associated product pages.


What Are The Key Applications of Phospho Antibodies?


1. Western Blotting


One of the first steps a researcher can take in utilizing these phospho-specific antibodies, is to check if the antibody works using a technique referred to as “Western blot”. For those unfamiliar, Western Blot aids in showing whether the protein that the antibody recognizes is appearing at the correct/expected size. These phospho-specific antibodies should also be able to detect changes in the target protein’s phosphorylation (on/off state) when cells are stimulated in certain ways.


2. Staining of Fixed Cells (Immunocytochemistry)


Another routine use of these phospho-specific antibodies, is to test if the antibody is able to demonstrate similar performance when used on fixed cells (intact cells that have been preserved) as it did in the Western blot tests. It is an important aspect in many cases to confirm that the antibody works in actual intact cell samples. Ideally, the method used for cellular fixation should be the same as what is used in pathology labs (like using 10% formalin). To check if the antibody works well in tissue sections (FFPE), researchers will often test it on fixed cells that are processed similar to tissue samples.


3. Specificity Tests Using Peptides


In order to make sure that the antibody is only binding to the right target:


  • Laboratory technicians will mix the antibody with phospho-peptides (short segments of the protein containing the phosphate group modification).

  • If the antibody signal disappears, it is confirmation that it is binding to the correct phosphorylated location.

  • A more robust test is to use both the phosphorylated and non-phosphorylated (dephosphorylated) versions of the protein. The antibody should react only with the phosphorylated one.

  • Another method sometimes utilized is to treat the sample with an enzyme, such as alkaline phosphatase, that specifically removes phosphate groups. If the antibody signal disappears after this, it also confirms specificity.


4. Genetic Confirmation


As a final step, scientists can genetically manipulate the nucleotide sequence and alter the target protein by removing the exact site where phosphorylation happens. If the antibody no longer appears to detect the modified protein, it is strong evidence supporting the antibody being specific for that phosphorylated site.


Why Buy Phospho Antibodies Through Us?


  • The production laboratory adheres to strict and consistent protocols prior to releasing any of these phospho-specific antibodies:

  • Standard methods and proper controls in all tests to ensure high quality.

  • These antibodies are tested and validated in different cell types and species.

  • High quality control criterion to ensure each batch is consistent, so you will obtain reliable results every time.


FAQ


1. What Are Phospho-Specific Antibodies?


Phospho-specific antibodies are made to detect proteins only when they have a phosphate group linked to a specific amino acid residue. This empowers scientists understand if a protein is "turned on" or active, based on its phosphorylation state.


2. How to Detect Phosphorylated Proteins in a Western Blot?


To find out if a protein is phosphorylated using Western blot:


  • Use a phospho-specific antibody that binds only to the phosphorylated form of the protein.

  • You can also use a “regular” antibody for the same amino acid sequence of the protein that the phospho-specific antibody is binding to (but in this case, this antibody will not bind if there is a phosphate group present) in order to compare how much of it is phosphorylated versus how much is non-phosphorylated (or “total” protein, if the “normal” antibody’s epitopes are non-phospho-site-specific).


3. How to Choose the Best Antibody?


Here are some simple tips to help you pick the right antibody:


  • Know your target

  • Match your sample characteristics

  • Confirm the intended use is appropriate

  • Check “host” and “type”

  • Check the “quality” of the presented data/images

  • Appraise whether the available validation meets your needs


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