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Globo-series (P antigens) P抗原
紅細(xì)胞糖苷酯是人紅細(xì)胞的主要組成部分,自從呈球狀組織析出為人所識(shí)以來(lái)一直如此命名。球狀系列鞘糖脂 (GSL’s) 是與細(xì)胞膜相關(guān)的抗原,擁有Galα1-4Gal (類似半乳二糖) 鏈的結(jié)構(gòu)特征,負(fù)責(zé)識(shí)別和細(xì)胞分化。它們?yōu)槿祟惸蚵飞掀ぜ?xì)胞內(nèi)致病性大腸桿菌蛋白所識(shí)別。它們也是志賀毒素和細(xì)菌外毒素(志賀類毒素)受體, 構(gòu)成p血型系統(tǒng)的基礎(chǔ)。許多被認(rèn)為與癌癥相關(guān)的抗原。 Galα1-4Galβ1-4Glc,是球狀系列鞘糖脂內(nèi)部糖化合物的核心結(jié)構(gòu)。
P血型抗原是由紅細(xì)胞膜,以及上表皮細(xì)胞在內(nèi)的組織中的糖脂表達(dá)。
階段特異性胚抗原(也稱作SSEA) 在小鼠,靈長(zhǎng)類和人類早期胚胎或癌癥細(xì)胞里高度表達(dá),因此被認(rèn)為是定義干細(xì)胞成長(zhǎng)階段的重要功能性分子。
Forssman抗原是與球狀H抗原極其類似的糖脂,因?yàn)閮烧叨加幸粭l相同的Gb4四糖主鏈。 它僅僅在部分哺乳動(dòng)物(例如羊、狗、馬等)表達(dá),而在其它物種 (兔、豬、人等)不表達(dá)。 有趣的是,它在幾種人類癌細(xì)胞里存在,因此成為癌癥治療的潛在候選。

了解更多
A.J. Wright, P.W. Andrews. Stem Cell Research (2009) 3, 3-11.
上海甄準(zhǔn)生物提供P抗原,原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832
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規(guī)格: 5 mg, 25 mg, 100 mg, 1 g, 5 g |
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P血型抗原與類似物 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832 |
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EOT-GLY120 |
Globotriaose (Gb3) |
Galα1-4Galβ1-4Glc |
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Tumor associated antigen expressed in Burkitt's lymphoma (TACA) Wiels J et al., 1984. J Biol Chem. Dec 10;259(23):14783-7 |
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EOT-GLY121 |
Globotetraose (Gb4) |
GalNAcβ1-3Galα1-4Galβ1-4Glc |
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Receptor of B19 parvovirus Brown KE et al,. 1993. Science. 262 :114-117. |
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EOT-GLY135 |
Globotriaose analogue type 1 |
Galα1-4Galβ1-3GlcNAc |
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EOT-GLY136 |
Globotriaose analogue type 2/ P1 antigen |
Galα1-4Galβ1-4GlcNAc |
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EOT-GLY171 |
Sialylated globotriaose/ 3Sialyl-Gb3 |
Neu5Acα2-3Galα1-4Galβ1-4Glc |
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Globo-Series (Core structure type 4) 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832 |
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EOT-GLY127 |
Globo-H tetraose / Blood group H antigen tetraose type 4 |
Fucα1-2Galβ1-3GalNAcβ1-3Gal |
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EOT-GLY124 |
Globo-A heptaose |
GalNAcα1-3(Fucα1-2)Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc |
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Tumor associated antigen expressed in human kidney cancer (TACA) Breimer, M. and Jovall, P.A. 1985. FEBS Lett. 179, 165-172 |
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EOT-GLY125 |
Globo-B heptaose |
Galα1-3(Fucα1-2)Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc |
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Stage-specific embryonic antigens (SSEA-3 & 4) 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832 |
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EOT-GLY122 |
Globopentaose (Gb5) |
Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc |
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Tumor associated antigen expressed in testicular cancer (TACA) Olie et al,. Br J Cancer. 1996. 74, 133-140 |
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EOT-GLY123 |
Globo-H hexaose |
Fucα1-2Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc |
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Tumor associated antigen expressed in various types of cancer (breast, prostate, ovarian) Zhang et al., 1998. Clin Cancer Res. Feb; 4(2):295-302 |
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EOT-GLY130 |
SSEA-4 tetraose |
Neu5Acα2-3Galβ1-3GalNAcβ1-3Gal C31H51N2O24Na FW 858.72 |
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EOT-GLY131 |
SSEA-4 hexaose |
Neu5Acα2-3Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc |
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Forssman antigens 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832 |
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EOT-GLY132 |
Forssman antigen pentaose |
GalNAcα1-3GalNAcβ1-3Galα1-4Galβ1-4Glc C34H58N2O26 FW 910.82 |
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Tumor associated antigen expressed in gastric cancer Hirayama R et al,. 1989. Cancer. Apr 15;63(8):1528-33 |
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EOT-GLY133 |
Forssman antigen triaose |
GalNAcα1-3GalNAcβ1-3Gal |
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Tumor associated antigen expressed in gastric cancer Hirayama R et al,. 1989. Cancer. Apr 15;63(8):1528-33 |
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