The ImmunoStar Substance P antiserum was quality control tested using standard immunohistochemical methods. The antiserum demonstrates strongly positive labeling of rat substantia nigra and spinal cord using biotin/avidin-HRP techniques. Recommended primary dilution is 1/6000-1/8000 in PBS/0.3% Triton X-100 - biotin/avidin-HRP Technique. The specificity of the antiserum for Substance P was demonstrated using soluble pre-adsorption with the peptides in question at a final concentration of 10 µg of peptide per mL of diluted antiserum. Substance P immunolabeling was completely abolished by pre-adsorption with Substance P. Pre-adsorption with the following peptides resulted in no reduction of immunostaining: neurokinin A, neurokinin B, somatostatin and neuropeptide K.
Photo Description: IHC image of rat spinal cord (top above) and rat tegmentum (below) staining for substance p. The tissue was fixed with 4% formaldehyde in phosphate buffer, before being removed and prepared for vibratome sectioning for brain and frozen sectioning for spinal cord. Sections were incubated at RT in 10% goat serum in PBS, before standard IHC procedure. Primary antibody was incubated at 1:5000 for 48 hours, goat anti-rabbit secondary was subsequently added for 1 hour after washing with PBS. Light microscopy staining was achieved with standard biotin-streptavidin/HRP procedure and DAB chromogen.
The immunofluorescent photo (second from the top) is wholemount mouse duodenum immunostained for Substance P (green, Alexa Fluor 488) and ANNA (neuron marker; red, Alexa Fluor 647). Photo courtesy of Ryan Hamnett, PhD, Department of Neurosurgery Stanford University
Host: Rabbit
Quantity / Volume: 100 µL
State: Lyophilized Whole Serum
Reacts With: Bird, Bullfrog, Cat, Chick, Chicken, Dog, Dolphin, Doves, Equine, Fish, Frog, Gerbil, Goat, Goldfish, Guinea Pig, Hamster, Horse, Human, Monkey, Mouse, Mudpuppy, Narwhal, Parrot, Pig, Pig, Pigeon, Quail, Rabbit, Ram (Sheep), Rana Pipiens (Leopard Frog), Rat, Ratfish, Salmon, Scorpaena Porcus (Fish), Sea Lamprey, Sheep, Snail, Sparus Aurata (Fish), Squalus Acanthias (Dogfish), Squirrel, Starfish, Sting Ray, Sturgeon (Fish), Three-Spined Stickleback (Fish), Trout, Turtle, Vole, Zebra Finch, Zebrafish
Availability: In Stock
Alternate Names: Protachykinin-1; PPT; tachykinin peptide hormone; NKA, NKNA, TAC2; tachykinin, precursor 1, anti-substance P
Gene Symbol: TAC1RRID: AB_572266Database Links: Entrez Gene: 100227778 Bird Entrez Gene: 101095481 Cat Entrez Gene: 420573 Chick Entrez Gene: 475239 Dog Entrez Gene: 101331268 Dolphin Entrez Gene: 102088620 Doves Entrez Gene: 100052324 Equine Entrez Gene: 779508 Frog Entrez Gene: 102191397 Goat Entrez Gene: 100713032 Guinea Pig Entrez Gene: 100760914 Hamster Entrez Gene: 6863 Human Entrez Gene: 697350 Monkey Entrez Gene: 21333 Mouse Entrez Gene: 104412817 Parrot Entrez Gene: 100525179 Pig Entrez Gene: 107309132 Quail Entrez Gene: 100009275 Rabbit Entrez Gene: 100034669 Ram Entrez Gene: 24806 Rat Entrez Gene: 101972401 Squirrel Entrez Gene: 102459998 Turtle Entrez Gene: 101979426 Vole Entrez Gene: 555634 Zebrafish
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其同型为;percp-cy5.5(25ug包装)浓度:0.2mg/ml,
那么如果CD45RA抗体如果加入20ul,那同型抗体应该加入多少ml:
我自己的初步计算是:1ul的3分之1.不知道我算对了吗?应该怎么加才好呢?
比如你用anti-MHC-II,mouse IgG1-FITC,那同型就用非特异性的mouse IgG1-FITC,同样浓度
英 ['aisəutaip]
美 ['aisəutaip]
n. 同形像;
同形像统计图
同型对照(阴性对照)管:A同型+B同型+C同型
单阳性对照
A检测管:A+B同型+C同型
B检测管:B+A同型+C同型
C检测管:C+A同型+B同型
不存在荧光重叠的两个抗体不需要调节补偿。
样本为PBMC,想用三色标记Treg细胞,分别为CD4-PECY,CD25-Fitc,Foxp3-PE,想知道如何设置荧光补偿,用的是BD的流式仪,1、是设置阴性管一个,单阳性管每种一个,样品管一个么?
荧光素强度依次为PE, PECY5 APC FITC, PE最强,FITC最弱。 所以,建议抗体组合为:
Foxp3-PE,CD4-FITC,CD25-PECy5.5或者CD25-APC。
同时购买三个相应的同型对照抗体。
样品管设置如下:
1. cell + FITC-isotype + Pecy5.5( or APC)-isotype + PE-isotype
2. Cell + FITC-isotype + CD25-mAb + PE-isotype
3. Cell + PE-mAb + FITC-isotype + Pecy5.5( or APC)-isotype
4. Cell + CD4-FITC + Foxp3-PE + CD25 -PECy5.5( or APC)。 [这一管的数据可以拿来分析用]。
在充分了解调整电压和补偿原理的基础上,也可以做一些简化。如果不太懂,就按照这个来。其中Foxp3的抗体和同型对照抗体都是在固定破膜以后再加,不是与CD4或者CD25同时加。
二抗
抗体组合
免疫组化
免疫沉淀
ELISA
ELISPOT
流式
同型对照
酪胺信号放大
免疫对照/血清/阻断/封闭
Western Blot免疫印迹
免疫缓冲剂/固定/透化
细胞/组织裂解物
细胞核裂解物
细胞裂解物
组织抽提物
转染细胞裂解物
CBA蛋白定量
链霉亲和素
抗体纯化
英 ['aɪsətaɪp]美 ['aɪsəˌtaɪp]
n.
同型动物(或植物),图形文字,象征性图像;同位型;同模;同号模式
网络
同型;同种型;模式标本
双语例句
Study on the Action of Decreasing level of Isotype Cysteine for High Blood Viscosity
降低同型半胱氨酸水平对高黏血症作用的研究

