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Merck
所有图片(2)

主要文件

P3369

Sigma-Aldrich

Protamine sulfate

solid, 90.0-110.0% dry basis,≥92% (chromatography), suitable for transduction

别名:

鱼精蛋白硫酸盐 来源于鲑鱼精子, 硫酸鱼精蛋白

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About This Item

MDL编号:
UNSPSC代码:
12352202
NACRES:
NA.77

产品名称

硫酸鱼精蛋白, meets USP testing specifications

Agency

meets USP testing specifications

质量水平

方案

≥92% (chromatography)
90.0-110.0% dry basis

表单

solid

分子量

Mr 5000-10000

技术

transduction: suitable

运输

ambient

储存温度

2-8°C

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一般描述

硫酸鱼精蛋白是阳离子多肽,从鲑鱼精子中分离得到,分子量5 kDa。

应用

硫酸鱼精蛋白用于:
  • 将慢病毒转导进人胚胎293T细胞
  • 将 shRNA转导入间充质干细胞/骨髓基质细胞(MSC)
  • 将 慢病毒Sca1-OCT4质粒转导入人脐血造血祖细胞CD34+ 细胞

生化/生理作用

碱性鱼精蛋白与带负电荷的肝素结合。在心血管外科手术中使用鱼精蛋白有时会引发过敏反应。
鱼精蛋白有助于使用阳离子脂质体直接转染微生物 细胞和人类细胞。鱼精蛋白能够有效中和肝素的抗凝作用。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Moosung Lee et al.
eLife, 9 (2020-12-18)
The immunological synapse (IS) is a cell-cell junction between a T cell and a professional antigen-presenting cell. Since the IS formation is a critical step for the initiation of an antigen-specific immune response, various live-cell imaging techniques, most of which
Reprogramming of Human Cord Blood CD34+ Cells into Induced MSCs
Hematopoietic Differentiation of Human Pluripotent Stem Cells, 91-101 (2015)
F L Sorgi et al.
Gene therapy, 4(9), 961-968 (1998-02-12)
A polycationic peptide, protamine sulfate, USP, has been shown to be able to condense plasmid DNA efficiently for delivery into several different types of cells in vitro by several different types of cationic liposomes. The monovalent cationic liposomal formulations (DC-Chol
Meagan R Rollins et al.
Current protocols in immunology, 129(1), e97-e97 (2020-05-21)
T lymphocytes are capable of specific recognition and elimination of target cells. Physiological antigen recognition is mediated by the T cell receptor (TCR), which is an alpha beta heterodimer comprising the products of randomly rearranged V, D, and J genes.
shRNA-mediated decreases in c-Met levels affect the differentiation potential of human mesenchymal stem cells and reduce their capacity for tissue repair
Rosova I, et al.
Tissue Engineering: Part A, 16(8), 2627-2639 (2010)

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