![]() |
產(chǎn)地 | 進(jìn)口、國(guó)產(chǎn) |
品牌 | 上海莼試 |
保存條件 | Store at -20 °C |
貨號(hào) | CS11509 |
應(yīng)用范圍 | WB=1:100-500 ELISA=1:500-1000 IP=1:20-100 IHC-P=1:100-500 IHC-F=1:100-500 IF=1:100-500 |
CAS編號(hào) | |
抗體名 | Anti-TMEFF2 |
克隆性 | |
靶點(diǎn) | 詳見(jiàn)說(shuō)明書(shū) |
適應(yīng)物種 | 詳見(jiàn)說(shuō)明書(shū) |
形態(tài) | 詳見(jiàn)說(shuō)明書(shū) |
宿主 | 詳見(jiàn)說(shuō)明書(shū) |
亞型 | IgG |
標(biāo)識(shí)物 | 詳見(jiàn)說(shuō)明書(shū) |
濃度 | 1mg/1ml% |
免疫原 | KLH conjugated synthetic peptide derived from human TMEFF2 C-terminus |
抗體的生物素化標(biāo)記實(shí)驗(yàn)要點(diǎn):
1. 增生性蛋白1抗體費(fèi)用 如在反應(yīng)混合液中有疊氮鈉或游離氨基存在,會(huì)抑制標(biāo)記反應(yīng)。因此,蛋白質(zhì)在反應(yīng)前要對(duì) 0.1mol/L碳酸氫鈉緩沖液或0.5mol/L硼酸緩沖液充分透析;
2.所用的NHSB及待生物素化蛋白質(zhì)之間的分子比按蛋白質(zhì)表面的ε-氨基的密度會(huì)有所不同,選擇不當(dāng)則影響標(biāo)記的效率,應(yīng)先用幾個(gè)不同的分子比來(lái)篩選最適條件;
3.用NHSB量過(guò)量也是不利的,抗原的結(jié)合位點(diǎn)可能因此被封閉,導(dǎo)致抗體失活;
4.由于抗體的氨基不易接近可能造成生物素化不足,此時(shí)可加入去污劑如 Triton x-100, Tween20等;
5.當(dāng)游離ε-氨基(賴氨酸殘基的氨基)存在于抗體的抗原結(jié)合位點(diǎn)時(shí),或位于酶的催化位點(diǎn)時(shí),生物素化會(huì)降低或損傷抗體蛋白的結(jié)合力或活性;
6.生物素還可能與不同的功能基團(tuán),如羰基、氨基、巰基、異咪唑基及*基,也可與糖基共價(jià)結(jié)合;
7.交聯(lián)反應(yīng)后,應(yīng)充分透析,否則,殘余的生物素會(huì)對(duì)生物素化抗體與親和素的結(jié)合產(chǎn)生競(jìng)爭(zhēng)作用;
8.在細(xì)胞的熒光標(biāo)記實(shí)驗(yàn)中,中和親和素的本底低,但由于鏈霉親和素含有少量正電荷,故對(duì)某些細(xì)胞可導(dǎo)致高本底。
產(chǎn)品訂購(gòu)信息:
英文名稱 Anti-TMEFF2
中文名稱 增生性蛋白1抗體費(fèi)用
別 名 Tomoregulin-2; HPP 1; HPP1; Hyperplastic polyposis protein 1; TEFF 2; TEFF2; TENB 2; TENB2; Tomoregulin; TPEF; TR; Transmembrane protein containing epidermal growth factor and follistatin domains ; Transmembrane protein TENB2; Transmembrane protein with EGF like and two follistatin like domains 2; TEFF2_HUMAN.
濃 度 1mg/1ml
規(guī) 格 0.1ml/100μg 0.2ml/200μg
抗體來(lái)源 Rabbit
克隆類型 polyclonal
交叉反應(yīng) Human, Mouse, Rat, Chicken, Dog, Pig, Cow, Horse, Rabbit, Guinea Pig
產(chǎn)品類型 一抗
研究領(lǐng)域 細(xì)胞生物 免疫學(xué) 神經(jīng)生物學(xué) 生長(zhǎng)因子和激素
蛋白分子量 predicted molecular weight: 37kDa
性 狀 Lyophilized or Liquid
免 疫 原 KLH conjugated synthetic peptide derived from human TMEFF2 C-terminus
亞 型 IgG
純化方法 affinity purified by Protein A
儲(chǔ) 存 液 0.01M PBS, pH 7.4 with 10 mg/ml BSA and 0.1% Sodium azide
增生性蛋白1抗體費(fèi)用 產(chǎn)品應(yīng)用 WB=1:100-500 ELISA=1:500-1000 IP=1:20-100 IHC-P=1:100-500 IHC-F=1:100-500 IF=1:100-500
(石蠟切片需做抗原修復(fù))
not yet tested in other applications.
optimal dilutions/concentrations should be determined by the end user.
保存條件 Store at -20 °C for one year. Avoid repeated freeze/thaw cycles. The lyophilized antibody is stable at room temperature for at least one month and for greater than a year when kept at -20°C. When reconstituted in sterile pH 7.4 0.01M PBS or diluent of antibody the antibody is stable for at least two weeks at 2-4 °C.
Important Note This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.
產(chǎn)品介紹 TMEFF2 is a growth factor implicated in the progression of prostate cancer. It is highly expressed in the brain and may act as a survival factor for mesencephalic and hippocampal neurons.
Function : May be a survival factor for hippocampal and mesencephalic neurons. The shedded form up-regulates cancer cell proliferation, probably by promoting ERK1/2 phosphorylation.
Subcellular Location : Isoform 1: Membrane; Single-pass type I membrane protein (Potential).
Isoform 2: Membrane; Single-pass type I membrane protein (Potential).
Isoform 3: Secreted.
Tissue Specificity : Highly expressed in adult and fetal brain, spinal cord and prostate. Expressed in all brain regions except the pituitary gland, with highest levels in amygdala and corpus callosum. Expressed in the pericryptal myofibroblasts and other stromal cells of normal colonic mucosa. Expressed in prostate carcinoma. Down-regulated in colorectal cancer. Present in Alzheimer disease plaques (at protein level). Isoform 3 is expressed weakly in testis and at high levels in normal and cancerous prostate.
Post-translational modifications : N-glycosylated. Contains chondroitin sulfate glycosaminoglycans.
A soluble form (TMEFF2-ECD) is produced by proteolytic shedding. This shedding can be induced by phorbol ester or proinflammatory cytokines such as TNFalpha, and is mediated by ADAM17.
Similarity : Belongs to the tomoregulin family.
Contains 1 EGF-like domain.
Contains 2 Kazal-like domains.
Database links : UniProtKB/Swiss-Prot: Q9UIK5.1
抗體的鑒定:
1)增生性蛋白1抗體費(fèi)用 抗體的效價(jià)鑒定:不管是用于診斷還是用于,制備抗體的目的都是要求較高效價(jià)。不同的抗原制備的抗體,要求的效價(jià)不一。鑒定效價(jià)的方法很多,包括有試管凝集反應(yīng),瓊脂擴(kuò)散試驗(yàn),酶聯(lián)免疫吸附試驗(yàn)等。常用的抗原所制備的抗體一般都有約成的鑒定效價(jià)的方法,以資比較。如制備抗抗體的效價(jià),一般就采用瓊脂擴(kuò)散試驗(yàn)來(lái)鑒定。
2)抗體的特異性鑒定:抗體的特異性是指與相應(yīng)抗原或近似抗原物質(zhì)的識(shí)別能力??贵w的特異性高,它的識(shí)別能力就強(qiáng)。衡量特異性通常以交叉反應(yīng)率來(lái)表示。交叉反應(yīng)率可用競(jìng)爭(zhēng)抑制試驗(yàn)測(cè)定。以不同濃度抗原和近似抗原分別做競(jìng)爭(zhēng)抑制曲線,計(jì)算各自的結(jié)合率,求出各自在IC50時(shí)的濃度,并按公式計(jì)算交叉反應(yīng)率。
如果所用抗原濃度IC50濃度為pg/管,而一些近似抗原物質(zhì)的IC50濃度幾乎是無(wú)窮大時(shí),表示這一抗血清與其他抗原物質(zhì)的交叉反應(yīng)率近似為0,即該血清的特異性較好。
3)抗體親和力:是指抗體和抗原結(jié)合的牢固程度。親和力的高低是由抗原分子的大小,抗體分子的結(jié)合位點(diǎn)與抗原決定簇之間立體構(gòu)型的合適度決定的。有助于維持抗原抗體復(fù)合物穩(wěn)定的分子間力有氫鍵,疏水鍵,側(cè)鏈相反電荷基因的庫(kù)侖力,范德華力和空間斥力。親和力常以親和常數(shù)K表示,K的單位是L/mol??贵w親和力的測(cè)定對(duì)抗體的篩選,確定抗體的用途,驗(yàn)證抗體的均一性等均有重要意義。
Anti-Integrin AlphaV Beta1/Biotin 生物素化兔抗人、大、小鼠整合素αVβ1抗體IgGMulti-class antibodies規(guī)格: 0.2ml
PT141(Bremelanotide PT-141) 雌性激素肽Multi-class antibodies規(guī)格: 1g
NK細(xì)胞抑制性受體2DL1抗體 Anti-CD158a/KIR2DL1 0.1ml
STAT6 英文名稱: 信號(hào)轉(zhuǎn)導(dǎo)和轉(zhuǎn)錄激活因子6抗體 0.1ml
EphA6 英文名稱: 酪酸蛋白激酶受體A6抗體 0.2ml
Rhesus antibody Rh phospho-GSK-3 Beta(Thr390) 磷酸化葡萄糖合成激酶3β抗體 規(guī)格 0.1ml
PT141(Bremelanotide PT-141) 雌性激素肽Multi-class antibodies規(guī)格: 1g
Anti-Polycystin 2/FITC 熒光素標(biāo)記蛋白2抗體IgGMulti-class antibodies規(guī)格: 0.2ml
Mouse Anti-human IgG Whole serum 小鼠抗人IgG抗血清Multi-class antibodies規(guī)格: 1ml
激活的脫氧核糖核酸酶抑制劑 Anti-ICAD Caspase 0.2ml
Goat Anti-human IgG 羊抗人IgG 1mg
FUT2 英文名稱: 巖藻糖轉(zhuǎn)移酶2抗體 0.2ml
Rhesus antibody Rh phospho-RAD9(Tyr28) 磷酸化細(xì)胞周期檢查控制蛋白質(zhì)抗體 規(guī)格 0.1ml
Mouse Anti-human IgG Whole serum 小鼠抗人IgG抗血清Multi-class antibodies規(guī)格: 1ml
PR(Progestogerone receptor)Human 人孕激素受體Multi-class antibodies規(guī)格: 48T
Anti-Claudin 4 緊密連接蛋白4抗體Multi-class antibodies規(guī)格: 0.2ml
Rhesus antibody Rh NOC3L/FAD24 脂肪細(xì)胞分化因子24 規(guī)格 0.2ml
Human Beta Lactoglobulin, Beta-Lg ELISA Kit 人β乳球蛋白 96T
TUBA1C 英文名稱: 微管相關(guān)蛋白α6抗體 0.1ml
C1orf112 英文名稱: 1號(hào)染色體開(kāi)放閱讀框112抗體 0.2ml
Anti-Claudin 4 緊密連接蛋白4抗體Multi-class antibodies規(guī)格: 0.2ml
CD40LG Protein Canine 重組狗 CD40L / CD154 / TNFSF5 蛋白 (Fc 標(biāo)簽)
CNE-1 高分化細(xì)胞
CD96 Others Mouse 小鼠 CD96 人細(xì)胞裂解液 (陽(yáng)性對(duì)照)
P9-EGFP-puro小鼠骨髓基質(zhì)細(xì)胞 P9-EGFP-puro mouse bone marrow somal cells 1640+10%FBS+1%P/S
小鼠成肌細(xì)胞;C2C12
人心肌細(xì)胞 (HCMa) (1×106 ) RGC-5, 小鼠視網(wǎng)膜神經(jīng)節(jié)細(xì)胞 Mouse
CL-0459U14(小鼠子細(xì)胞)5×106cells/瓶×2
CN3 Others Mouse 小鼠 Coactin 3 / CN3 人細(xì)胞裂解液 (陽(yáng)性對(duì)照)
大鼠晶狀體上皮細(xì)胞完全培養(yǎng)基 100mL
EB (NBL-4)牛胚氣管細(xì)胞 EB (NBL-4) of bovine embryo acheal cells MEM培養(yǎng)基(GIBCO)+10%FBS
IL36G Protein Mouse 重組小鼠 IL36G / IL1F9 蛋白 (His 標(biāo)簽)
NCI-H446(人小細(xì)胞細(xì)胞) 5×106cells/瓶×2 HeLa(細(xì)胞)
增生性蛋白1抗體費(fèi)用 CD40LG Protein Canine 重組狗 CD40L / CD154 / TNFSF5 蛋白 (Fc 標(biāo)簽)
CNE-1 高分化細(xì)胞
CD96 Others Mouse 小鼠 CD96 人細(xì)胞裂解液 (陽(yáng)性對(duì)照)
P9-EGFP-puro小鼠骨髓基質(zhì)細(xì)胞 P9-EGFP-puro mouse bone marrow somal cells 1640+10%FBS+1%P/S
小鼠成肌細(xì)胞;C2C12
人心肌細(xì)胞 (HCMa) (1×106 ) RGC-5, 小鼠視網(wǎng)膜神經(jīng)節(jié)細(xì)胞 Mouse