Anti-Estrogen Inducible Protein pS2/TFF1 Antibody Picoband®

Tff1 antibody

Boster Bio Anti-Estrogen Inducible Protein pS2/TFF1 Antibody catalog # PA1690. Tested in IHC, WB applications. This antibody reacts with Rat. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.

Product Info Summary

SKU: PA1690
Size: 100 μg/vial
Reactive Species: Rat
Host: Rabbit
Application: IHC, WB

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Product Name

Anti-Estrogen Inducible Protein pS2/TFF1 Antibody Picoband®

View all Tff1 Antibodies

SKU/Catalog Number

PA1690
BA4923 is an alternative SKU for this antibody, used in previous lots.

Size

100 μg/vial

Form

Lyophilized

Description

Boster Bio Anti-Estrogen Inducible Protein pS2/TFF1 Antibody catalog # PA1690. Tested in IHC, WB applications. This antibody reacts with Rat. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.

Storage & Handling

Store at -20˚C for one year from date of receipt. After reconstitution, at 4˚C for one month. It can also be aliquotted and stored frozen at -20˚C for six months. Avoid repeated freeze-thaw cycles.

Cite This Product

Anti-Estrogen Inducible Protein pS2/TFF1 Antibody Picoband® (Boster Biological Technology, Pleasanton CA, USA, Catalog # PA1690)

Host

Rabbit

Contents

Each vial contains antibody formulated with stabilizing components, 0.9mg NaCl, 0.2mg Na2HPO4, 0.05mg Thimerosal, 0.05mg NaN3.
*This antibody is supplied in a stabilized formulation. Compatibility with conjugation reactions depends on the chemistry of the conjugation method used. For conjugation methods that are not compatible with the stabilizing components present in this formulation, a carrier-free antibody format is required.

Clonality

Polyclonal

Isotype

Rabbit IgG

Immunogen

A synthetic peptide corresponding to a sequence in the middle region of mouse Estrogen Inducible Protein pS2, identical to the related rat sequence.

Cross-reactivity

No cross-reactivity with other proteins

Reactive Species

PA1690 is reactive to Tff1 in Rat

Observed Molecular Weight

12 kDa

Calculated molecular weight

9.7 kDa

Background of Tff1

TFF1 (Trefoil factor 1), also known as pS2, is a protein that in humans is encoded by the TFF1 gene. Members of the trefoil family are characterized by having at least one copy of the trefoil motif, a 40-amino acid domain that contains three conserved disulfides. They are stable secretory proteins expressed in gastrointestinal mucosa. Their functions are not defined, but they may protect the mucosa from insults, stabilize the mucus layer, and affect healing of the epithelium. It is found that TFF1 in normal human urine inhibited the growth of calcium oxalate crystals. Urinary TFF1 showed an inhibitory potency similar to that of nephrocalcin, and inhibition was dose dependent and inhibited by TFF1 antisera, particularly by antisera directed to the TFF1 C terminus. Concentrations and relative amounts of TFF1 in the urine of patients with idiopathic calcium oxalate kidney stones were significantly less than those found in controls. This gene, which is expressed in the gastric mucosa, has also been studied because of its expression in human tumors. This gene and two other related trefoil family member genes are found in a cluster on chromosome 21.

Antibody Validation

Boster validates all antibodies on WB, IHC, ICC, Immunofluorescence, and ELISA with known positive control and negative samples to ensure specificity and high affinity, including thorough antibody incubations.

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Applications

PA1690 is guaranteed for IHC, WB Boster Guarantee

Assay Dilutions Recommendation

The recommendations below provide a starting point for assay optimization. The actual working concentration varies and should be decided by the user.

Western blot, 0.1-0.5μg/ml, Rat
Immunohistochemistry (Paraffin-embedded Section), 0.5-1μg/ml, Rat

Positive Control

WB: Rat Stomach Tissue
IHC: Rat Intestine Tissue

Validation Images & Assay Conditions

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1 Customer Q&As for Anti-Estrogen Inducible Protein pS2/TFF1 Antibody Picoband®

Question

Will the dimer form block the antigen epitope of this protein?

Verified Customer

Verified customer

Asked: 2018-04-04

Answer

We are not sure if the dimer form block the antigen epitope of this protein. We haven't experimentally verified this.

Boster Scientific Support

Answered: 2018-04-04

Order DetailsPrice
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100μg

$370
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PA1690-Biotin

100 μg Biotin conjugated (liquid)

$570
PA1690-HRP

100 μg HRP conjugated (liquid)

$570
PA1690-PE

100 μg PE conjugated (liquid)

$820
PA1690-carrier-free

Carrier Free

$370
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Free Secondary Antibody

FREE  $95.00
FREE  $95.00
$40.00  $80.00
$65.00  $130.00
$67.50  $135.00
$75.00  $150.00
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$75.00  $150.00
$55.00  $110.00
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PA1690
Buy one primary antibody get one 0.5ml HRP or Biotin secondary antibody for free.
*Sample sizes are prepared on demand and will take extra lead time. (cannot be conjugated)
$370.00

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We promise all of our products perform as described in datasheets.

This product is for Research Use Only. Not for use in diagnostic procedures.

Update date: May 1, 2026