Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6]
- BOND RX™ Validated
- Advanced Validation
- 20ul selling size
- Recombinant
- RabMAb
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Rabbit Recombinant Monoclonal Pulmonary surfactant-associated protein A1 antibody. Suitable for WB, IHC-P, mIHC and reacts with Transfected cell lysate - Human, Human samples.
View Alternative Names
COLEC4, PSAP, SFTP1, SFTPA, SFTPA1B, SFTPA1, Pulmonary surfactant-associated protein A1, PSP-A, PSPA, SP-A, SP-A1, 35 kDa pulmonary surfactant-associated protein, Alveolar proteinosis protein, Collectin-4
- mIHC
Lab
Multiplex immunohistochemistry - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded human lung tissue staining SFTPA1 + SFTPA2 with ab320648 at a 1/1000 dilution, ab213363 anti-CD68 used at 1/500 dilution and ab307666 anti-Uteroglobin used at a 1/2000 dilution.
Panel A : merged staining of anti-SFTPA1+SFTPA2 (magenta; Opal™690), anti-CD68 (green; Opal™520) and anti-Uteroglobin (gray; Opal™570) on human lung.
Panel B : anti-SFTPA1+SFTPA2 staining alveolar type II cells in human lung.
Panel C : ant-CD68 staining macrophages in human lung.
Panel D : ant-Uteroglobin staining club cells in human lung.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining : in the order of ab320648, ab211363 and ab307666 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins..
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Immunohistochemical analysis of paraffin-embedded Human spleen tissue labeling SFTPA1 + SFTPA2 with ab320648 at 1/1000 (0.511 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Negative control : No staining in human spleen. The section was incubated with ab320648 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin. Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Immunohistochemical analysis of paraffin-embedded Human kidney tissue labeling SFTPA1 + SFTPA2 with ab320648 at 1/1000 (0.511 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Negative control : No staining in human kidney. The section was incubated with ab320648 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin. Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Immunohistochemical analysis of paraffin-embedded Human lung squamous cell carcinoma tissue labeling SFTPA1 + SFTPA2 with ab320648 at 1/1000 (0.511 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Positive staining in human lung squamous cell carcinoma. The section was incubated with ab320648 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin. Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Immunohistochemical analysis of paraffin-embedded Human lung tissue labeling SFTPA1 + SFTPA2 with ab320648 at 1/1000 (0.511 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Positive staining in Type II pneumonocyte of human lung (PMID : 32049827). The section was incubated with ab320648 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument Counterstained with Hematoxylin. Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection). Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins
- WB
Supplier Data
Western blot - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Blocking and diluting buffer and concentration : 5% NFDM/TBST. This antibody cross-reacts with overexpressed human SFTPA1 and SFTPA2. In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution. In Western blot, Anti-6X His tag® antibody [EPR20547] - ChIP Grade (ab213204) staining at 1/5000 dilution.
All lanes:
Western blot - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (ab320648) at 1/1000 dilution
Lane 1:
293T (human embryonic kidney epithelial cell) cells transfected with an empty vector containing a myc-His-tag® whole cell lysate at 5 µg
Lane 2:
293T cells transfected with a human SFTPA1 expression vector containing a myc-His-tag® whole cell lysate at 5 µg
Lane 3:
293T cells transfected with a human SFTPA2 expression vector containing a myc-His-tag® whole cell lysate at 5 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution
Observed band size: 35 kDa,36 kDa
false
Exposure time: 59s
- WB
Supplier Data
Western blot - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (AB320648)
Blocking and diluting buffer and concentration : 5% NFDM/TBST. Low expression : cerebellum, spleen, liver (PMID : 34181042). In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution.
All lanes:
Western blot - Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] (ab320648) at 1/1000 dilution
Lane 1:
Human lung tissue lysate at 20 µg
Lane 2:
Human cerebellum tissue lysate at 20 µg
Lane 3:
Human spleen tissue lysate at 20 µg
Lane 4:
Human liver tissue lysate at 20 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG (HRP) with minimal cross-reactivity with human IgG at 1/2000 dilution
Observed band size: 28 kDa,36 kDa
false
Exposure time: 180s
Related conjugates and formulations (4)
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519 Alexa Fluor® 488
Alexa Fluor® 488 Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6]
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565 Alexa Fluor® 555
Alexa Fluor® 555 Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6]
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665 Alexa Fluor® 647
Alexa Fluor® 647 Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6]
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Anti-SFTPA1 + SFTPA2 antibody [EPR29098-6] - BSA and Azide free
Reactivity data
Product details
Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:
- - High batch-to-batch consistency and reproducibility
- - Improved sensitivity and specificity
- - Long-term security of supply
- - Animal-free batch production
For more information, read more on recombinant antibodies.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage duration
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Aliquoting information
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
SFTPA1 and SFTPA2 are involved in the immune defense mechanisms of the lungs. Both proteins are part of the collectin family and form higher-order oligomeric structures. As a component of the surfactant protein complex they enhance phagocytosis of pathogens by alveolar macrophages and neutralize pathogens directly. Additionally they modulate inflammatory responses in the lung therefore contributing to the protection of pulmonary tissues.
Pathways
SFTPA1 and SFTPA2 are integral to the innate immune response and lipid metabolism pathways in the lungs. They interact with toll-like receptors (TLRs) and other surfactant proteins like surfactant protein D (SFTPD) to activate signaling pathways that lead to inflammation control. SFTPA1 and SFTPA2 also influence surfactant homeostasis within the lung environment contributing to the maintenance of respiratory function.
Product protocols
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Target data
Additional targets
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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