货号 | AF-271-SP |
别名 | ACT2; ACT-2; AT744.1; C-C motif chemokine 4; CCL4; chemokine (C-C motif) ligand 4; Exodus-3; G-26 T-lymphocyte-secreted protein; G-26; HC21; LAG1; LAG-1; Lymphocyte activation gene 1 protein; Macrophage inflammatory protein 1-beta; MIP1 beta; MIP-1 beta; MIP1B; MIP1B1; MIP-1-beta; MIP-1-beta(1-69); PAT 744; Protein H400; SCYA2; SCYA4; secreted protein G-26; SIS-gamma; small inducible cytokine A4 (homologous to mouse Mip-1b); Small-inducible cytokine A4; T-cell activation protein 2 |
反应种属 | Human |
应用 | Western Blot,Immunohistochemistry,Immunocytochemistry,Neutralization |
目标/特异性 | Detects human CCL4/MIP-1 beta in direct ELISAs and Western blots. In direct ELISAs, approximately 50% cross-reactivity with recombinant mouse (rm) MIP-1 alpha is observed, approximately 20% cross-reactivity with recombinant human (rh) MIP-1 alpha and recombinant cotton rat MIP-1 alpha is observed, and less than 1% cross-reactivity with rhMCP-2, rmMIP-1 beta, rmMCP-2, and recombinant viral MIP-1 beta is observed. |
使用方法 | Western Blot: 0.1 µg/mL Immunohistochemistry: 5-15 µg/mL Immunocytochemistry: 5-15 µg/mL Neutralization: Measured by its ability to neutralize CCL4/MIP‑1 beta -induced chemotaxis in the BaF3 mouse pro‑B cell line transfected with human CCR5. The Neutralization Dose (ND50) is typically 0.3-1.5 µg/mL in the presence of 40 ng/mL Recombinant Human CCL4/MIP‑1 beta. |
来源 | Polyclonal Goat IgG |
产品组分 |
供应商 | R&D Systems |
Entrez Gene IDs | 6351 (Human); 20303 (Mouse); 116637 (Rat); 448786 (Canine) |
应用文献 | |
R&D Systems personnel manually curate a database that contains references using R&D Systems products. The data collected includes not only links to publications in PubMed, but also provides information about sample types, species, and experimental conditions. Increased Levels of Macrophage Inflammatory Proteins Result in Resistance to R5-Tropic HIV-1 in a Subset of Elite Controllers. | |
纯化方式 | Antigen Affinity-purified |
免疫原 | S. frugiperda insect ovarian cell line Sf 21-derived recombinant human CCL4/MIP-1 beta |
内毒素水平 | <0.10 EU per 1 μg of the antibody by the LAL method. |
生物活性 | Human |
标记 | Unconjugated |
溶解方法 | Reconstitute at 0.2 mg/mL in sterile PBS. |
背景 | CCL4/MIP-1 beta is a beta chemokine that is secreted at sites of inflammation by activated leukocytes, lymphocytes, vascular endothelial cells, and pulmonary smooth muscle cells. It attracts a variety of immune cells to sites of microbial infection as well as to other pathologic inflammation such as allergic asthma and ischemic myocardium. CCL4 is secreted from activated monocytes as a heterodimer with CCL3/MIP-1 alpha. It signals through CCR5, and an N-terminally trimmed form additionally interacts with CCR1 and CCR2. In humans, the ability of CCL4 to bind CCR5 inhibits the cellular entry of M-tropic HIV-1 which utilizes CCR5 as a coreceptor. |
运输条件 | Blue Ice |
存放说明 | 4℃ |
参考文献 |
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CCL4/MIP‑1 beta in Human Alzheimers Disease Brain. CCL4/MIP‑1 beta was detected in immersion fixed paraffin-embedded sections of human Alzheimers disease brain (hippocampus) using 15 µg/mL Goat Anti-Human CCL4/MIP‑1 beta Antigen Affinity-purified Polyclonal Antibody (Catalog # AF‑271‑NA) overnight at 4 °C. Tissue was stained with the Anti-Goat HRP-AEC Cell & Tissue Staining Kit (red; Catalog # CTS009) and counterstained with hematoxylin (blue). View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections. | |
Chemotaxis Induced by CCL4/MIP‑1 beta and Neutralization by Human CCL4/MIP‑1 beta Antibody. Recombinant Human CCL4/MIP‑1 beta (Catalog # 271-BME) chemoattracts the BaF3 mouse pro‑B cell line transfected with human CCR5 in a dose-dependent manner (orange line). The amount of cells that migrated through to the lower chemotaxis chamber was measured by Resazurin (Catalog # AR002). Chemotaxis elicited by Recombinant Human CCL4/MIP‑1 beta (40 ng/mL) is neutralized (green line) by increasing concentrations of Goat Anti-Human CCL4/MIP‑1 beta Antigen Affinity-purified Polyclonal Antibody (Catalog # AF-271-NA). The ND50 is typically 0.3-1.5 µg/mL. | |
CCL4/MIP‑1 beta in Human PBMCs. CCL4/MIP‑1 beta was detected in immersion fixed human peripheral blood mononuclear cells (PBMCs) stimulated with PHA and monensin using Goat Anti-Human CCL4/MIP‑1 beta Antigen Affinity-purified Polyclonal Antibody (Catalog # AF-271-NA) at 10 µg/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Goat IgG Secondary Antibody (yellow; Catalog # NL001) and counterstained with DAPI (blue). View our protocol for Fluorescent ICC Staining of Non-adherent Cells. |