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AB255761

Anti-Caspr antibody [K65/35] - BSA and Azide free

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Mouse Recombinant Monoclonal Caspr antibody. Carrier free. Suitable for WB, ICC/IF, IHC-P and reacts with Mouse, Rat, Human samples. Cited in 1 publication.

대체 명칭 보기

CASPR, NRXN4, CNTNAP1, Contactin-associated protein 1, Caspr, Caspr1, Neurexin IV, Neurexin-4, p190

7 이미지
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Immunohistochemical analysis of paraffin-embedded human cerebrum tissue labeling Caspr with ab252535 at 1/10000 dilution, followed by ready to use secondary antibody. Positive staining on human cerebrum is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use secondary.

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.

The section was incubated with ab252535 for 10 mins at room temperature.

The immunostaining staining was performed on a Leica Biosystems BOND® RX instrument.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252535).

Immunocytochemistry/ Immunofluorescence - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized HeLa (human epithelial cell line from cervix adenocarcinoma) cells labeling Caspr with ab252535 at 1/50 dilution, followed by ab150113 AlexaFluor®488 Goat anti-Mouse secondary antibody at 1/1000 dilution (Green). Confocal image showing cytoplasmic staining in HeLa cell line. The nuclear counter stain is DAPI (Blue). Tubulin is detected using ab179504 Anti-beta IV Tubulin antibody - Microtubule Marker at 1/200 dilution, followed by ab150080 AlexaFluor®594 Goat anti-Rabbit secondary antibody at 1/1000 dilution (Red).

The negative controls are as follows :
-ve control 1 : ab252535 at 1/50 dilution, followed by ab150080 AlexaFluor®594 Goat anti-Rabbit secondary at 1/1000 dilution.
-ve control 2 : ab179504 at 1/200 dilution, followed by ab150113 AlexaFluor®488 Goat anti-Mouse secondary at 1/1000 dilution.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (252535).

Immunocytochemistry/ Immunofluorescence - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized Neuro-2a (mouse neuroblastoma cell line) cells labeling Caspr with ab252535 at 1/50 dilution, followed by ab150113 AlexaFluor®488 Goat anti-Mouse secondary antibody at 1/1000 dilution (Green). Confocal image showing cytoplasmic staining in Neuro-2a cell line. The nuclear counter stain is DAPI (Blue). Tubulin is detected using ab179504 Anti-beta IV Tubulin antibody - Microtubule Marker at 1/200 dilution, followed by ab150080 AlexaFluor®594 Goat anti-Rabbit secondary antibody at 1/1000 dilution (Red).

The negative controls are as follows :
-ve control 1 : ab252535 at 1/50 dilution, followed by ab150080 AlexaFluor®594 Goat anti-Rabbit secondary at 1/1000 dilution.
-ve control 2 : ab179504 at 1/200 dilution, followed by ab150113 AlexaFluor®488 Goat anti-Mouse secondary at 1/1000 dilution.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (252535).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Immunohistochemical analysis of paraffin-embedded rat cerebrum tissue labeling Caspr with ab252535 at 1/10000 dilution, followed by ready to use secondary antibody. Positive staining on rat cerebrum is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use secondary.

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.

The section was incubated with ab252535 for 10 mins at room temperature.

The immunostaining staining was performed on a Leica Biosystems BOND® RX instrument.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252535).

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Immunohistochemical analysis of paraffin-embedded mouse cerebrum tissue labeling Caspr with ab252535 at 1/10000 dilution, followed by ready to use secondary antibody. Positive staining on mouse cerebrum is observed. Counter stained with hematoxylin.

Secondary antibody only control : Used PBS instead of primary antibody, secondary antibody is a ready to use secondary.

Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution 2) for 20 mins.

The section was incubated with ab252535 for 10 mins at room temperature.

The immunostaining staining was performed on a Leica Biosystems BOND® RX instrument.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab252535).

Immunocytochemistry/ Immunofluorescence - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Immunofluorescent analysis of 4% paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized C6 (rat glial tumor glial cell line) cells labeling Caspr with ab252535 at 1/50 dilution, followed by ab150113 AlexaFluor®488 Goat anti-Mouse secondary antibody at 1/1000 dilution (Green). Confocal image showing cytoplasmic staining in C6 cell line. The nuclear counter stain is DAPI (Blue). Tubulin is detected using ab179504 Anti-beta IV Tubulin antibody - Microtubule Marker at 1/200 dilution, followed by ab150080 AlexaFluor®594 Goat anti-Rabbit secondary antibody at 1/1000 dilution (Red).

The negative controls are as follows :
-ve control 1 : ab252535 at 1/50 dilution, followed by ab150080 AlexaFluor®594 Goat anti-Rabbit secondary at 1/1000 dilution.
-ve control 2 : ab179504 at 1/200 dilution, followed by ab150113 AlexaFluor®488 Goat anti-Mouse secondary at 1/1000 dilution.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (252535).

Western blot - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)
  • WB

Supplier Data

Western blot - Anti-Caspr antibody [K65/35] - BSA and Azide free (AB255761)

Blocking and dilution buffer : 5% NFDM/TBST.

Exposure time : 7.75 seconds.

Caspr protein (220 kd) was observed. The molecular weight is consistent with that has been described in the literature (PMID : 20610764).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (252535).

We recommend to use 1% SDS Hot lysis method to get desired WB results. For Lysate preparation protocol, please refer to the protocol book in the protocol section and/or here (downloadable copy).

All lanes:

Western blot - Anti-Caspr antibody [K65/35] (<a href='/ko/products/primary-antibodies/caspr-antibody-k65-35-ab252535'>ab252535</a>) at 1/1000 dilution

Lane 1:

Rat brain lysate at 20 µg

Lane 2:

Mouse brain lysate at 20 µg

Secondary

All lanes:

Peroxidase-Conjugated Goat anti-Mouse IgG (H+L) at 1/10000 dilution

Predicted band size: 156 kDa

Observed band size: 220 kDa

false

관련 conjugated 항체와 다양한 조성의 항체 (1)

주요 정보

Host species

Mouse

Clonality

Monoclonal

Clone number

K65/35

Isotype

IgG2b

Carrier free

Yes

Reacts with

Mouse, Rat, Human

Applications

IHC-P, WB, ICC/IF

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity 정보

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "WB-species-checked": "guaranteed", "WB-species-dilution-info": "", "WB-species-notes": "", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/50", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/10000", "IHCP-species-notes": "<p></p>" }, "Mouse": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/50", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/10000", "IHCP-species-notes": "<p></p>" }, "Rat": { "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1/1000", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "1/50", "ICCIF-species-notes": "<p></p>", "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1/10000", "IHCP-species-notes": "<p></p>" } } }

제품 세부 정보

ab255761 is the carrier-free version of ab252535.

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.

Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com

Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.

특성 및 보관 정보

제형
Liquid
Purification 테크닉
Affinity purification Protein A
보관 버퍼
pH: 7.2 - 7.4 Constituents: PBS
배송 시 보관 조건
Blue Ice
적절한 단기 보관 조건
+4°C
적절한 장기 보관 조건
+4°C
보관 정보
Do Not Freeze

추가 정보

This supplementary information is collated from multiple sources and compiled automatically.

Caspr also known as contactin-associated protein 1 (CNTNAP1) is a transmembrane protein important for axonal function. It is approximately 190 kDa in size. Caspr is expressed mainly in neurons specifically at the paranodal regions of myelinated axons. This location is important for nerve impulse propagation demonstrating its structural and functional roles in the nervous system.
Biological function summary

Caspr interacts with other proteins at the paranodes forming a complex with contactin and Neurofascin 155. This complex contributes to the insulation and maintenance of the nerve's myelin sheath. By ensuring proper node of Ranvier organization Caspr supports efficient saltatory conduction. The protein's interaction within these complexes allows axons to transmit signals rapidly and accurately.

Pathways

Caspr plays an important role in the maintenance of nervous system architecture and function. It is integral to the axoglial junctions and participates in the clustering and distribution of ion channels which are essential components of the nervous system. Caspr regulates these processes by interacting with proteins such as contactin and Neurofascin facilitating the communication and signaling pathways necessary for nervous system homeostasis.

Caspr dysfunction is linked to conditions such as multiple sclerosis and hereditary neuropathies. Abnormalities in Caspr or its associated complexes can lead to myelination defects and impaired nerve transmission. The protein's involvement in these diseases often relates to its association with contactin and other neuronal proteins highlighting its significance not only in healthy nervous system function but also in pathologies that affect nerve conduction.

제품 프로토콜

For this product, it's our understanding that no specific protocols are required. You can visit:

타겟 정보

Required, with CNTNAP2, for radial and longitudinal organization of myelinated axons. Plays a role in the formation of functional distinct domains critical for saltatory conduction of nerve impulses in myelinated nerve fibers. Demarcates the paranodal region of the axo-glial junction. In association with contactin involved in the signaling between axons and myelinating glial cells.
See full target information CNTNAP1

제품이 사용된 논문 (1)

Recent publications for all applications. Explore the 전체 목록 and refine your search

Proceedings of the National Academy of Sciences of the United States of America 122:e2514837122 PubMed40811463

2025

Stress granule-mediated ZBP1 activation drives necroptotic cell death in non-obstructive azoospermia and testicular aging.

Applications

Unspecified application

Species

Unspecified reactive species

Hongen Lei,Dianrong Li,Jie Chen,Baowen Du,Kaiju Jiang,Tao Xu,Hu Han,Weiliang Fan,Long Tian,Xiaodong Wang
제품이 사용된 논문 모두 보기

Product promise

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