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Globo-series (P antigens) P抗原
红细胞糖苷酯是人红细胞的主要组成部分,自从呈球状组织析出为人所识以来一直如此命名。球状系列鞘糖脂 (GSL’s) 是与细胞膜相关的抗原,拥有Galα1-4Gal (类似半乳二糖) 链的结构特征,负责识别和细胞分化。它们为人类尿路上皮细胞内致病性大肠杆菌蛋白所识别。它们也是志贺毒素和细菌外毒素(志贺类毒素)受体, 构成p血型系统的基础。许多被认为与癌症相关的抗原。 Galα1-4Galβ1-4Glc,是球状系列鞘糖脂内部糖化合物的核心结构。
P血型抗原是由红细胞膜,以及上表皮细胞在内的组织中的糖脂表达。
阶段特异性胚抗原(也称作SSEA) 在小鼠,灵长类和人类早期胚胎或癌症细胞里高度表达,因此被认为是定义干细胞成长阶段的重要功能性分子。
Forssman抗原是与球状H抗原极其类似的糖脂,因为两者都有一条相同的Gb4四糖主链。 它仅仅在部分哺乳动物(例如羊、狗、马等)表达,而在其它物种 (兔、猪、人等)不表达。 有趣的是,它在几种人类癌细胞里存在,因此成为癌症治疗的潜在候选。
了解更多
A.J. Wright, P.W. Andrews. Stem Cell Research (2009) 3, 3-11.
上海甄准生物提供P抗原,*,咨询/订购:
产品编号 | 产品名称 | 产品描述 | ||||||
规格: 5 mg, 25 mg, 100 mg, 1 g, 5 g | ||||||||
P血型抗原与类似物 *,咨询/订购: | ||||||||
EOT-GLY120 | Globotriaose (Gb3) | Galα1-4Galβ1-4Glc | ||||||
| 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) | GalNAcβ1-3Galα1-4Galβ1-4Glc | ||||||
| Receptor of B19 parvovirus Brown KE et al,. 1993. Science. 262 :114-117. | |||||||
EOT-GLY135 | Globotriaose analogue type 1 | Galα1-4Galβ1-3GlcNAc | ||||||
EOT-GLY136 | Globotriaose analogue type 2/ P1 antigen | Galα1-4Galβ1-4GlcNAc | ||||||
EOT-GLY171 | Sialylated globotriaose/ 3Sialyl-Gb3 | Neu5Acα2-3Galα1-4Galβ1-4Glc | ||||||
Globo-Series (Core structure type 4) *,咨询/订购: | ||||||||
EOT-GLY127 | Globo-H tetraose / Blood group H antigen tetraose type 4 | Fucα1-2Galβ1-3GalNAcβ1-3Gal | ||||||
EOT-GLY124 | Globo-A heptaose | GalNAcα1-3(Fucα1-2)Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc | ||||||
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 | ||||||
Stage-specific embryonic antigens (SSEA-3 & 4) *,咨询/订购: | ||||||||
EOT-GLY122 | Globopentaose (Gb5) | Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc | ||||||
Tumor associated antigen expressed in testicular cancer (TACA) Olie et al,. Br J Cancer. 1996. 74, 133-140 | ||||||||
EOT-GLY123 | Globo-H hexaose | Fucα1-2Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc | ||||||
Tumor associated antigen expressed in various types of cancer (breast, prostate, ovarian) Zhang et al., 1998. Clin Cancer Res. Feb; 4(2):295-302 | ||||||||
EOT-GLY130 | SSEA-4 tetraose | Neu5Acα2-3Galβ1-3GalNAcβ1-3Gal C31H51N2O24Na FW 858.72 | ||||||
EOT-GLY131 | SSEA-4 hexaose | Neu5Acα2-3Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc | ||||||
Forssman antigens *,咨询/订购: | ||||||||
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 | ||||||
Tumor associated antigen expressed in gastric cancer Hirayama R et al,. 1989. Cancer. Apr 15;63(8):1528-33 | ||||||||