Anti-Prosurfactant Protein B/SFTPB Antibody Picoband®

SFTPB antibody

Boster Bio Anti-Prosurfactant Protein B/SFTPB Antibody Picoband® catalog # A03441-1. Tested in WB applications. This antibody reacts with Human, Mouse, 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. Cited in 2 publication(s).

Product Info Summary

SKU: A03441-1
Size: 100 μg/vial
Reactive Species: Human, Mouse, Rat
Host: Rabbit
Application: WB

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Product Name

Anti-Prosurfactant Protein B/SFTPB Antibody Picoband®

View all SFTPB Antibodies

SKU/Catalog Number

A03441-1

Size

100 μg/vial

Form

Lyophilized

Description

Boster Bio Anti-Prosurfactant Protein B/SFTPB Antibody Picoband® catalog # A03441-1. Tested in WB applications. This antibody reacts with Human, Mouse, 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-Prosurfactant Protein B/SFTPB Antibody Picoband® (Boster Biological Technology, Pleasanton CA, USA, Catalog # A03441-1)

Host

Rabbit

Contents

Each vial contains 4mg Trehalose, 0.9mg NaCl, 0.2mg Na2HPO4, 0.05mg NaN3.

Clonality

Polyclonal

Isotype

Rabbit IgG

Immunogen

A synthetic peptide corresponding to a sequence at the C-terminus of human SFTPB, which shares 80% amino acid (aa) sequence identity with both mouse and rat SFTPB.

Cross-reactivity

No cross-reactivity with other proteins.

Reactive Species

A03441-1 is reactive to SFTPB in Human, Mouse, Rat

Observed Molecular Weight

46 kDa

Calculated molecular weight

42.1 kDa

Background of SFTPB

Pulmonary surfactant-associated protein B is a protein that in humans is encoded by the SFTPB gene. This gene encodes the pulmonary-associated surfactant protein B (SPB), an amphipathic surfactant protein essential for lung function and homeostasis after birth. Pulmonary surfactant is a surface-active lipoprotein complex composed of 90% lipids and 10% proteins which include plasma proteins and apolipoproteins SPA, SPB, SPC and SPD. The surfactant is secreted by the alveolar cells of the lung and maintains the stability of pulmonary tissue by reducing the surface tension of fluids that coat the lung. The SPB enhances the rate of spreading and increases the stability of surfactant monolayers in vitro. Multiple mutations in this gene have been identified, which cause pulmonary surfactant metabolism dysfunction type 1, also called pulmonary alveolar proteinosis due to surfactant protein B deficiency, and are associated with fatal respiratory distress in the neonatal period. Alternatively spliced transcript variants encoding the same protein have been identified.

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

A03441-1 is guaranteed for 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

Positive Control

WB: human MCF-7 whole cell, human COLO-320 whole cell, human HepG2 whole cell

Validation Images & Assay Conditions

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1 Customer Q&As for Anti-Prosurfactant Protein B/SFTPB Antibody Picoband®

Question

We are currently using anti-Prosurfactant Protein B/SFTPB antibody A03441-1 for rat tissue, and we are well pleased with the WB results. The species of reactivity given in the datasheet says human, mouse, rat. Is it true that the antibody can work on horse tissues as well?

Verified Customer

Verified customer

Asked: 2020-03-31

Answer

The anti-Prosurfactant Protein B/SFTPB antibody (A03441-1) has not been validated for cross reactivity specifically with horse tissues, but there is a good chance of cross reactivity. We have an innovator award program that if you test this antibody and show it works in horse you can get your next antibody for free. Please contact me if I can help you with anything.

Boster Scientific Support

Answered: 2020-03-31

Order DetailsPrice
A03441-1

100μg

$370
A03441-1-Fluoro488

100 μg Fluoro488 conjugated (liquid)

$570
A03441-1-Fluoro550

100 μg Fluoro550 conjugated (liquid)

$570
A03441-1-Fluoro594

100 μg Fluoro594 conjugated (liquid)

$570
A03441-1-Fluoro647

100 μg Fluoro647 conjugated (liquid)

$670
A03441-1-APC

100 μg APC conjugated (liquid)

$820
A03441-1-FITC

100 μg FITC conjugated (liquid)

$570
A03441-1-Cy3

100 μg Cy3 conjugated (liquid)

$570
A03441-1-Biotin

100 μg Biotin conjugated (liquid)

$570
A03441-1-HRP

100 μg HRP conjugated (liquid)

$570
A03441-1-PE

100 μg PE conjugated (liquid)

$820
A03441-1-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
$30.00  $60.00
$75.00  $150.00
$55.00  $110.00
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A03441-1
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: Apr 16, 2026