Product Name | Proadrenomedullin N - terminal 20 peptide, PAMP (1 - 20)ARLDVASEFRKKWNKWALSR - NH3 |
Size | 5 mg |
Catalog # | AS-65455-5 |
US$ | $206 |
Purity | Peak Area by HPLC ≥95% |
PAMP (1-20) is a biologically active molecule produced by posttranslational processing of proadrenomedullin.This peptide is found in a variety of tissues and exerts important biological activities through specific cell surface receptors. PAMP (1-20) is involved in many physiological processes, including vasodilation, bronchodilation, hormone secretion, cell migration, apoptosis, and angiogenesis. This peptide has been implicated in the pathophysiology of several diseases such as renal and cardiovascular disorders, stroke, cancer, and diabetes. | |
Detailed Information | DatasheetMaterial Safety Data Sheets (MSDS) |
Storage | -20°C |
References | Mahata, M. et al. Hypertension 32, 907 (1998); Kamohara, M. et al. Biochem Biophys Res Comm 330,1146 (2005); 3. López, J. et al. Int Rev Cytol 221,1 (2002). |
Molecular Weight | 2460.9 |
ARLDVASEFRKKWNKWALSR-NH3 | |
Sequence(Three-Letter Code) | H - Ala - Arg - Leu - Asp - Val - Ala - Ser - Glu - Phe - Arg - Lys - Lys - Trp - Asn - Lys - Trp - Ala - Leu - Ser - Arg - NH3 |
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制品在冻干机隔板上的位置对于制品的热历程有相当大的影响,这种影响又称为边缘效应。小型冻干机的隔板面积小,冻干箱体对于制品的热辐射很大,边缘效应愈加明显。附上一张示意边缘效应的图片。
我用东富龙LYO-0.5型冻干机测10%蔗糖溶液共晶点,冷冻过程中电阻值变化是慢慢上升,升温的时候也是一样,最大值是100兆欧,没有突变点。网上查到的10%蔗糖共晶点是-26℃,但是控制面板显示在电阻值达到100的时候只有-13.5℃,问过东富龙相关人员,他们说溶液共晶点就是电阻达到100的那个值即-13.5℃。当溶液达到共晶点温度是,电阻率应该是非常大的,到底有多大?真的只有100兆欧吗?用冻干机测共晶点这个方法要怎么验证?不验证的话没有说服力
上海田枫生产型冻干机可达到100平方,可做药材冻干,希望可以帮到你!
进口品牌:GEA, IMA, Telstar
国内几家其实技术上都差不多
东富龙:品牌效应第一,不过这么多年研发投入了很多,质量有一定提升
舒博拉尼:以前Telstar的技术 但也被丢的差不多了 不善的管理使其产品缺乏市场竞争力
浦东:算是冻干老前辈,可惜这么多年不思进取,其产品的技术含量已经远远落于人后
新华:收购了山东浩器,冻干机和进出料应该是刚刚起步,但凭借其上市公司的背景,发展将会很迅猛
翡诺:东富龙背景的公司 技术与其相似 不过人员配备和资金上无法与东富龙相提并论 和其他厂商一样 只能在国内二线市场谋求生存
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