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Cardiovascular Blood Other

Anti-Semaphorin 7a抗体(ab23578)

  • Datasheet
  • SDS
Reviews (2)Q&A (1)References (24)

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Western blot - Anti-Semaphorin 7a antibody (ab23578)
  • Immunoprecipitation - Anti-Semaphorin 7a antibody (ab23578)

Key features and details

  • Rabbit polyclonal to Semaphorin 7a
  • Suitable for: WB, IP
  • Reacts with: Mouse, Rat
  • Isotype: IgG

选择批间可重复性更高的重组抗体

Product image
Anti-Semaphorin 7a antibody [EPR22644-316] (ab263900)
  • 研究可靠 —— 各批次间结果一致且可重复
  • 长期批量供应 —— 采用重组技术,可实现快速生产
  • 首次实验即可成功 —— 经过大量验证确认了特异性
  • 符合伦理标准 —— 产品不含动物成分

概述

  • 产品名称

    Anti-Semaphorin 7a抗体
    参阅全部 Semaphorin 7a 一抗
  • 描述

    兔多克隆抗体to Semaphorin 7a
  • 宿主

    Rabbit
  • 特异性

    ab23578 detects Semaphorin 7a protein at 75 kDa by WB. Semaphorin 7a is a protein that is tethered to the cell membrane via a GPI-anchor and is also glycosylated, therefore it is not surprising that in WB we see some additional bands at ~50 and 100 kDa which are likely to be cleavage fragments and glycosylated protein respectively. Preincubation with the immunizing peptide ab30844 is successful in blocking antibody staining.
  • 经测试应用

    适用于: WB, IPmore details
    不适用于: ICC/IF
  • 种属反应性

    与反应: Mouse, Rat
    预测可用于: Cow
  • 免疫原

    Synthetic peptide conjugated to KLH derived from within residues 1 - 100 of Mouse Semaphorin 7a.

    参阅Abcam的专有抗源政策 (Peptide available as ab30844.)
  • 阳性对照

    • WB: Mouse and rat brain tissue lysate. IP: Mouse brain tissue lysate.
  • 常规说明

    Negative control: HEK cells

    The Life Science industry has been in the grips of a reproducibility crisis for a number of years. Abcam is leading the way in addressing this with our range of recombinant monoclonal antibodies and knockout edited cell lines for gold-standard validation. Please check that this product meets your needs before purchasing.

    If you have any questions, special requirements or concerns, please send us an inquiry and/or contact our Support team ahead of purchase. Recommended alternatives for this product can be found below, along with publications, customer reviews and Q&As

性能

  • 形式

    Liquid
  • 存放说明

    Shipped at 4°C. Store at +4°C short term (1-2 weeks). Upon delivery aliquot. Store at -20°C or -80°C. Avoid freeze / thaw cycle.
  • 存储溶液

    pH: 7.40
    Preservative: 0.02% Sodium azide
    Constituents: 98.98% PBS, 1% BSA

    Batches of this product that have a concentration < 1mg/ml may have BSA added as a stabilising agent. If you would like information about the formulation of a specific lot, please contact our scientific support team who will be happy to help.
  • Concentration information loading...
  • 纯度

    Immunogen affinity purified
  • 克隆

    多克隆
  • 同种型

    IgG
  • 研究领域

    • Cardiovascular
    • Blood
    • Other
    • Neuroscience
    • Neurology process
    • Growth and Development
    • Axonal Guidance Proteins
    • Neuroscience
    • Neurology process
    • Neurogenesis

相关产品

  • Compatible Secondaries

    • Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) (ab150077)
    • Goat Anti-Rabbit IgG H&L (HRP) (ab205718)
  • Isotype control

    • Rabbit IgG, polyclonal - Isotype Control (ChIP Grade) (ab171870)
  • Recombinant Protein

    • Recombinant Human Semaphorin 7a protein (Fc Chimera His Tag) (ab227401)

应用

The Abpromise guarantee

Abpromise™承诺保证使用ab23578于以下的经测试应用

“应用说明”部分 下显示的仅为推荐的起始稀释度;实际最佳的稀释度/浓度应由使用者检定。

应用 Ab评论 说明
WB
Use a concentration of 1 µg/ml. Detects a band of approximately 75, 90 kDa (predicted molecular weight: 75 kDa).
IP
Use at an assay dependent concentration.
说明
WB
Use a concentration of 1 µg/ml. Detects a band of approximately 75, 90 kDa (predicted molecular weight: 75 kDa).
IP
Use at an assay dependent concentration.
应用说明
Is unsuitable for ICC/IF.

靶标

  • 功能

    Plays an important role in integrin-mediated signaling and functions both in regulating cell migration and immune responses. Promotes formation of focal adhesion complexes, activation of the protein kinase PTK2/FAK1 and subsequent phosphorylation of MAPK1 and MAPK3. Promotes production of proinflammatory cytokines by monocytes and macrophages. Plays an important role in modulating inflammation and T-cell-mediated immune responses. Promotes axon growth in the embryonic olfactory bulb. Promotes attachment, spreading and dendrite outgrowth in melanocytes.
  • 组织特异性

    Detected in skin keratinocytes and on endothelial cells from skin blood vessels (at protein level). Expressed in fibroblasts, keratinocytes, melanocytes, placenta, testis, ovary, spleen, brain, spinal chord, lung, heart, adrenal gland, lymph nodes, thymus, intestine and kidney.
  • 序列相似性

    Belongs to the semaphorin family.
    Contains 1 Ig-like C2-type (immunoglobulin-like) domain.
    Contains 1 PSI domain.
    Contains 1 Sema domain.
  • 细胞定位

    Cell membrane. Detected in a punctate pattern on the cell membrane of basal and supra-basal skin keratinocytes.
  • Target information above from: UniProt accession O75326 The UniProt Consortium
    The Universal Protein Resource (UniProt) in 2010
    Nucleic Acids Res. 38:D142-D148 (2010) .

    Information by UniProt
  • 数据库链接

    • Entrez Gene: 20361 Mouse
    • Entrez Gene: 315711 Rat
    • SwissProt: Q9QUR8 Mouse
    • Unigene: 335187 Mouse
    • 别名

      • CD 108 antibody
      • CD108 antibody
      • CD108 antigen antibody
      • CDw108 antibody
      • H Sema K1 antibody
      • H Sema L antibody
      • H-SEMA-K1 antibody
      • H-Sema-L antibody
      • JMH antibody
      • JMH blood group antigen antibody
      • John Milton Hagen blood group H Sema K1 antibody
      • John Milton Hargen human blood group Ag antibody
      • John-Milton-Hargen human blood group Ag antibody
      • MGC126692 antibody
      • MGC126696 antibody
      • SEM7A_HUMAN antibody
      • Sema domain immunoglobulin domain (Ig) and GPI membrane anchor 7A antibody
      • Sema K1 antibody
      • Sema L antibody
      • SEMA7A antibody
      • SEMAK1 antibody
      • SEMAL antibody
      • Semaphorin 7A GPI membrane anchor antibody
      • Semaphorin K1 antibody
      • Semaphorin L antibody
      • Semaphorin-7A antibody
      • Semaphorin-K1 antibody
      • Semaphorin-L antibody
      • Semaphorin7a antibody
      see all

    图片

    • Western blot - Anti-Semaphorin 7a antibody (ab23578)
      Western blot - Anti-Semaphorin 7a antibody (ab23578)
      All lanes : Anti-Semaphorin 7a antibody (ab23578) at 1 µg/ml

      Lane 1 : Mouse brain tissue lysate
      Lane 2 : Mouse cerebellum tissue lysate
      Lane 3 : Rat brain tissue lysate

      Lysates/proteins at 10 µg per lane.

      Secondary
      All lanes : Goat polyclonal to Rabbit IgG - H&L - Pre-Adsorbed (HRP) at 1/50000 dilution

      Predicted band size: 75 kDa
      Observed band size: 75 kDa
      Additional bands at: 90 kDa (possible glycosylated form)


      Exposure time: 8 minutes


      Gel type: MOPS

      Blocking buffer: 2% BSA block

    • Immunoprecipitation - Anti-Semaphorin 7a antibody (ab23578)
      Immunoprecipitation - Anti-Semaphorin 7a antibody (ab23578)
      Semaphorin 7a was immunoprecipitated using 0.5mg Mouse Brain whole tissue lysate, 5µg of Rabbit polyclonal to Semaphorin 7a and 50µl of protein G magnetic beads (+). No antibody was added to the control (-).
      The antibody was incubated under agitation with Protein G beads for 10min, Mouse Brain whole tissue lysate lysate diluted in RIPA buffer was added to each sample and incubated for a further 10min under agitation.
      Proteins were eluted by addition of 40µl SDS loading buffer and incubated for 10min at 70oC; 10µl of each sample was separated on a SDS PAGE gel, transferred to a nitrocellulose membrane, blocked with 5% BSA and probed with ab23578.
      Secondary: Mouse monoclonal [SB62a] Secondary Antibody to Rabbit IgG light chain (HRP) (ab99697).
      Band: 75kDa: Semaphorin 7a.

    实验方案

    • Immunoprecipitation protocols
    • Immunocytochemistry & immunofluorescence protocols
    • Western blot protocols

    Click here to view the general protocols

    数据表及文件

    • SDS download

    • Datasheet download

      Download

    文献 (24)

    发表研究结果有使用 ab23578?请让我们知道,以便我们可以引用本数据表中的参考文章。

    ab23578 被引用在 24 文献中.

    • Su Y  et al. Astrocyte endfoot formation controls the termination of oligodendrocyte precursor cell perivascular migration during development. Neuron 111:190-201.e8 (2023). PubMed: 36384142
    • Li D  et al. Impaired cell-cell communication and axon guidance because of pulmonary hypoperfusion during postnatal alveolar development. Respir Res 24:12 (2023). PubMed: 36631871
    • Emery A  et al. Dynamic regulation of semaphorin 7A and adhesion receptors in ovarian follicle remodeling and ovulation. Front Cell Dev Biol 11:1261038 (2023). PubMed: 37941899
    • Körner A  et al. Semaphorin 7A is protective during inflammatory peritonitis through integrin receptor signaling. Front Immunol 14:1251026 (2023). PubMed: 38094294
    • Vilallongue N  et al. Guidance landscapes unveiled by quantitative proteomics to control reinnervation in adult visual system. Nat Commun 13:6040 (2022). PubMed: 36229455
    View all Publications for this product

    客户评价及客户问答

    Show All 评价 Q&A
    提交评价 提交问题

    1-3 of 3 Abreviews or Q&A

    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) abreview for Anti-Semaphorin 7a antibody

    Excellent
    Abreviews
    Abreviews
    abreview image
    Application
    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)
    Sample
    Rat Tissue sections (spinal cord)
    Specification
    spinal cord
    Fixative
    Formaldehyde
    Antigen retrieval step
    Heat mediated - Buffer/Enzyme Used: Citratbuffer pH6
    Permeabilization
    No
    Blocking step
    Endogenous peroxidase was inhibited by 1% H2O2in methanol for 15min. Sections were pretreated with 10% normal goat serum as blocking agent for 15 minute(s) · Concentration: 10% · Temperature: 22°C
    Read More
    The reviewer received a reward from Abcam’s Loyalty Program in thanks for submitting this Abreview and for helping the scientific community make better-informed decisions.

    MS. XXXXXX XXXXXX

    Verified customer

    提交于 Feb 15 2011

    Immunocytochemistry/ Immunofluorescence abreview for Anti-Semaphorin 7a antibody

    Excellent
    Abreviews
    Abreviews
    This product is known to not work in this application or species.
    abreview image
    Application
    Immunocytochemistry/ Immunofluorescence
    Sample
    Mouse Cell (neurones differentiated from neural precursors)
    Specification
    neurones differentiated from neural precursors
    Fixative
    Paraformaldehyde
    Blocking step
    BSA as blocking agent for 40 minute(s) · Concentration: 5%
    Read More
    The reviewer received a reward from Abcam’s Loyalty Program in thanks for submitting this Abreview and for helping the scientific community make better-informed decisions.

    DR. Randal Moldrich

    Verified customer

    提交于 Mar 21 2006

    Question

    BATCH NUMBER 170444 ORDER NUMBER -- NOT SPECIFIED -- DESCRIPTION OF THE PROBLEM Low signal. I wonder if we could get another lot for this antibody. We would appreciate if we could have small amount of antibody from different lot so that we could compare. SAMPLE Frozen section. PRIMARY ANTIBODY x100, x1000 DETECTION METHOD IF POSITIVE AND NEGATIVE CONTROLS USED No primary antibodies. We are using tissue that is known to express this antigen. FIXATION OF SAMPLE 4%PFA ANTIGEN RETRIEVAL Did not. Do we need to perform this for ab23578? There was no description in the data sheet for antigen retrieval. PERMEABILIZATION STEP 0.3% Triton X-100, 30 min BLOCKING CONDITIONS 2% donkey or goat serum SECONDARY ANTIBODY Alexa 594 or Alexa 488 against rabbit IgG HOW MANY TIMES HAVE YOU TRIED THE APPLICATION? 4 HAVE YOU RUN A "NO PRIMARY" CONTROL? Yes DO YOU OBTAIN THE SAME RESULTS EVERY TIME? Yes WHAT STEPS HAVE YOU ALTERED? dilution

    Read More

    Abcam community

    Verified customer

    Asked on Apr 18 2006

    Answer

    Thank you for your enquiry. I am sorry to hear that you have been having difficulties with this antibody. We recommend that this antibody is applied at a dilution range of 5 - 25ugml-1. This corresponds to a dilution range of 1:100 to 1:20. The low signal that you have been observing is possibly a consequence of the antibody being applied at a concentration that is too dilute. Furthermore the Abreview that has been left by one of our customers details an overnight incubation at 4oC. This is certainly likely to improve the signal that you have been obtaining. Antigen retrieval is not necessary for the application of immunohistochemistry to frozen sections. I hope this information helps. Please get back in touch with me should you continue to have difficulties with this antibody.

    Read More

    Abcam Scientific Support

    回复于 Apr 19 2006

    Please note: All products are "FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC PROCEDURES"
    For licensing inquiries, please contact partnerships@abcam.com

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