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Description: The monoclonal antibody 5E3 reacts with human and mouse Semaphorin 4A (Sema4A). This 150 kDa glycoprotein is a member of the class IV semaphorin family and exists as membrane-bound and soluble forms. Sema4A is expressed by a wide variety of tissues, including lung, kidney, spleen, testis, and mammary glands, as well as activated T cells and dendritic cells. This ligand binds to Tim-2, neuropilin-1 (Nrp1), plexin D1, and plexin B1. Sema4A plays a role in T cell activation, Th1 differentiation, and Treg function and survival.
Our testing demonstrates that the 5E3 antibody stains resting CD49b+ NK cells in mouse. However, staining of CD56+ NK cells in human is negative.
Applications Reported: This 5E3 antibody has been reported for use in flow cytometric analysis.
Applications Tested: This 5E3 antibody has been pre-titrated and tested by flow cytometric analysis of normal human peripheral blood cells. This can be used at 5 µL (0.06 µg) per test. A test is defined as the amount (µg) of antibody that will stain a cell sample in a final volume of 100 µL. Cell number should be determined empirically but can range from 10^5 to 10^8 cells/test.
PerCP-eFluor® 710 emits at 710 nm and is excited with the blue laser (488 nm); it can be used in place of PerCP-Cyanine5.5. We recommend using a 710/50 bandpass filter, however, the 695/40 bandpass filter is an acceptable alternative. Please make sure that your instrument is capable of detecting this fluorochrome.
Light sensitivity: This tandem dye is sensitive to photo-induced oxidation. Please protect this vial and stained samples from light.
Fixation: Samples can be stored in IC Fixation Buffer (Product # 00-8222) (100 µL of cell sample + 100 µL of IC Fixation Buffer) or 1-step Fix/Lyse Solution (Product # 00-5333) for up to 3 days in the dark at 4°C with minimal impact on brightness and FRET efficiency/compensation. Some generalizations regarding fluorophore performance after fixation can be made, but clone specific performance should be determined empirically.
Excitation: 488 nm; Emission: 710 nm; Laser: Blue Laser.
Filtration: 0.2 µm post-manufacturing filtered.
SEMA4A is a member of the semaphorin family of soluble and transmembrane proteins. Semaphorins are involved in guidance of axonal migration during neuronal development and in immune responses.
仅用于科研。不用于诊断过程。未经明确授权不得转售。
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蛋白别名: Sema B; sema domain, immunoglobulin domain (Ig), transmembrane domain (TM) and short cytoplasmic domain, (semaphorin) 4A; semaphorin 4A; Semaphorin-4A; Semaphorin-B
基因别名: AI132332; CORD10; RP35; SEMA4A; SEMAB; SEMB; UNQ783/PRO1317
UniProt ID: (Human) Q9H3S1, (Mouse) Q62178
Entrez Gene ID: (Human) 64218, (Mouse) 20351