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Follistatin

Catalog Number:OM629287
OM629287
Discount Price
OM629287-100ul
1~2 Week
100ul
OM629287-50ul
50ul
OM629287-20ul
20ul
1~2 Week
Product Profile
Product Name Follistatin
Antibody Type Primary Antibodies
Antigen Alias FS,Activin-binding protein,fst
Product description Follistatin also known as activin-binding protein is a protein that in humans is encoded by the FST gene. Follistatin is an autocrine glycoprotein that is expressed in nearly all tissues of higher animals. Its primary function is the binding and bioneutralization of members of the TGF-β superfamily, with a particular focus on activin, a paracrine hormone.Binds directly to activin and functions as an activin antagonist. Specific inhibitor of the biosynthesis and secretion of pituitary follicle stimulating hormone (FSH).
Immunogen Recombinant protein within Human Follistatin aa 20-220.
Key Feature
Clonality Polyclonal
Isotype IgG
Host Species Rabbit
Tested Applications WBIHCICCFC
WB:1:500-1:2000
IHC:1:50-1:200
ICC:1:50-1:200
FC:1:50-1:100
Species Reactivity HumanRat
Concentration 1mg/ml
Target Information
Alternative Names FS
Activin-binding protein
fst
Molecular Weight(MW) Predicted band size 38 kDa.
Cellular Localization Secreted.
Database Links
SwissProt ID P19883 P21674
Application

Application

Fig1: Western blot analysis of Follistatin on Rat colon tissue lysates. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (ER1901-69, 1/100) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody (HA1001) at 1:5,000 dilution was used for 1 hour at room temperature.

Application

Fig2: Western blot analysis of Follistatin on Raji cell lysates. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (ER1901-69, 1/100) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody (HA1001) at 1:5,000 dilution was used for 1 hour at room temperature.

Application

Fig3: ICC staining of Follistatin in Hela cells (green). Formalin fixed cells were permeabilized with 0.1% Triton X-100 in TBS for 10 minutes at room temperature and blocked with 1% Blocker BSA for 15 minutes at room temperature. Cells were probed with the primary antibody (ER1901-69, 1/100) for 1 hour at room temperature, washed with PBS. Alexa Fluor®488 Goat anti-Rabbit IgG was used as the secondary antibody at 1/100 dilution. The nuclear counter stain is DAPI (blue).

Application

Fig4: ICC staining of Follistatin in MCF-7 cells (green). Formalin fixed cells were permeabilized with 0.1% Triton X-100 in TBS for 10 minutes at room temperature and blocked with 1% Blocker BSA for 15 minutes at room temperature. Cells were probed with the primary antibody (ER1901-69, 1/100) for 1 hour at room temperature, washed with PBS. Alexa Fluor®488 Goat anti-Rabbit IgG was used as the secondary antibody at 1/100 dilution. The nuclear counter stain is DAPI (blue).

Application

Fig5: Immunohistochemical analysis of paraffin-embedded human placenta tissue using anti-Follistatin antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ER1901-69, 1/100) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.

Application

Fig6: Flow cytometric analysis of Follistatin was done on HepG2 cells. The cells were fixed, permeabilized and stained with the primary antibody (ER1901-69, 1/100) (purple). After incubation of the primary antibody at room temperature for an hour, the cells were stained with a Alexa Fluor 488-conjugated goat anti-rabbit IgG Secondary antibody at 1/500 dilution for 30 minutes.Unlabelled sample was used as a control (cells without incubation with primary antibody; yellow).
Positive Control Rat colon tissue lysates, Raji cell lysates, Hela, MCF-7, human placenta tissue, HepG2.
Application Notes WB:1:500-1:2000
IHC:1:50-1:200
ICC:1:50-1:200
FC:1:50-1:100
Additional Information
Form Liquid
Storage Instructions Store at +4℃ after thawing. Aliquot store at -20℃. Avoid repeated freeze / thaw cycles.
Storage Buffer 1*TBS (pH7.4), 1%BSA, 50%Glycerol. Preservative: 0.05% Sodium Azide.
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