深圳欣博盛生物科技有限公司 a1

Trefoil Factor 2 Recombinant Protein
品牌:ProSci LLC
货号:40-291-0.005 mg 规格:0.005 mg 目录价:¥3783
货号:40-291-0.02 mg 规格:0.02 mg 目录价:¥5674.5
产品详情
* 以下信息仅供参考,详情请以原厂网站为准
产品名称:
Trefoil Factor 2 Recombinant Protein
别名:
SP, SML1, Trefoil factor 2, Spasmolysin, SP
表达系统:
E. coli
保存温度:
The lyophilized Trefoil Factor 2 recombinant protein is stable for at least 2 years from date of receipt at -20˚C. Reconstituted Trefoil Factor 2 is stable for at least 3 months when stored in working aliquots with a carrier protein at -20˚C. As with any protein, exposing Trefoil Factor 2 recombinant protein to repeated freeze / thaw cycles is not recommended. When working with proteins care should be taken to keep recombinant protein at a cool and stable temperature.
运输温度:
Blue Ice
产品形式:
Lyophilized
产地:
美国
生产商:
Prosci
功能与背景:
The Trefoil Factor peptides (TFF1, TFF2 and TFF3) are expressed in the gastrointestinal tract, and appear to play an important role in intestinal mucosal defense and repair. TFF2 has been shown to inhibit gastrointestinal motility and gastric acid secretion. Recent data suggests a potential role for TFF2 in acute and chronic asthma (Nikolaidis, N.M. et al. Am. Journal Respir. Cell Mol. Biol. (2003) 4: 458-464). Recombinant human TFF2 is a 12.0 kDa polypeptide of 106 amino acid residues, which includes a 40-amino acid trefoil motif containing three conserved intramolecular disulfide bonds.
纯度:
Greater than 98% by SDS-PAGE gel and HPLC analyses.

Endotoxin level is less than 0.1 ng per μg (1EU/μg).
生物活性:
Assay 1: Biological activity was determined by its ability to chemoattract human monocytes using a concentration range of 1.0 - 10.0 μg/mL.

Assay 2: Biological activity was determined by its ability to chemoattract human MCF - 7 cells using a concentration range of 1.0 - 10.0 ng/mL.
Accession #:
NP_005414.1
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