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Globo-series (P antigens) P抗原

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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P血型抗原與類似物 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832

EOT-GLY120

Globotriaose (Gb3)
Pk antigen

Galα1-4Galβ1-4Glc
C18H32O16 FW 504.43
[66580-68-5]

 

Tumor associated antigen expressed in Burkitt's lymphoma (TACA) Wiels J et al., 1984. J Biol Chem. Dec 10;259(23):14783-7

EOT-GLY121

Globotetraose (Gb4)
P antigen

GalNAcβ1-3Galα1-4Galβ1-4Glc
C26H45NO21 FW 707.62
[75660-79-6]

 

Receptor of B19 parvovirus Brown KE et al,. 1993. Science. 262 :114-117.

EOT-GLY135

Globotriaose analogue type 1

Galα1-4Galβ1-3GlcNAc 
C20H35NO16 FW 545.48

EOT-GLY136

Globotriaose analogue type 2/ P1 antigen

Galα1-4Galβ1-4GlcNAc 
C20H35NO16 FW 545.48

EOT-GLY171

Sialylated globotriaose/ 3Sialyl-Gb3

Neu5Acα2-3Galα1-4Galβ1-4Glc
C29H48NO24Na FW 817.67

Globo-Series (Core structure type 4) 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832

EOT-GLY127

Globo-H tetraose / Blood group H antigen tetraose type 4

Fucα1-2Galβ1-3GalNAcβ1-3Gal 
C26H45NO20 FW 691.62

EOT-GLY124

Globo-A heptaose

GalNAcα1-3(Fucα1-2)Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc 
C46H78N2O35 FW 1219.09

Tumor associated antigen expressed in human kidney cancer (TACA) Breimer, M. and Jovall, P.A. 1985. FEBS Lett. 179, 165-172

EOT-GLY125

Globo-B heptaose

Galα1-3(Fucα1-2)Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc 
C44H75NO35 FW 1178.04

Stage-specific embryonic antigens (SSEA-3 & 4) 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832

EOT-GLY122

Globopentaose (Gb5)
Stage Specific Embryonic Antigen 3a (SSEA-3a)

Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc
C32H55NO26 FW 869.76
[71937-76-3]

Tumor associated antigen expressed in testicular cancer (TACA) Olie et al,. Br J Cancer. 1996. 74, 133-140

EOT-GLY123

Globo-H hexaose
Stage Specific Embryonic Antigen 3b (SSEA-3b)

Fucα1-2Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc 
C38H65NO30 FW 1015.90

Tumor associated antigen expressed in various types of cancer (breast, prostate, ovarian) Zhang et al., 1998. Clin Cancer Res. Feb; 4(2):295-302
Hakomori. 1990. Hum. Canc Immunol. 10:781-802

EOT-GLY130

SSEA-4 tetraose
Stage-Specific Embryonic Antigen-4

Neu5Acα2-3Galβ1-3GalNAcβ1-3Gal C31H51N2O24Na FW 858.72

EOT-GLY131

SSEA-4 hexaose
Stage-Specific Embryonic Antigen-4

Neu5Acα2-3Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc
C43H71N2O34Na FW 1183.00

Forssman antigens 原裝進(jìn)口,咨詢/訂購(gòu)熱線:400-002-3832

EOT-GLY132

Forssman antigen pentaose

GalNAcα1-3GalNAcβ1-3Galα1-4Galβ1-4Glc C34H58N2O26 FW 910.82

Tumor associated antigen expressed in gastric cancer Hirayama R et al,. 1989. Cancer. Apr 15;63(8):1528-33

EOT-GLY133

Forssman antigen triaose

GalNAcα1-3GalNAcβ1-3Gal 
C22H38N2O16 FW 586.54

Tumor associated antigen expressed in gastric cancer Hirayama R et al,. 1989. Cancer. Apr 15;63(8):1528-33

                 

 

 

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