相关产品推荐更多 >
万千商家帮你免费找货
0 人在求购买到急需产品
- 详细信息
- 文献和实验
- 技术资料
- 库存:
49
- 英文名:
Virginiamycin M1
- CAS号:
21411-53-0
- 供应商:
上海莼试
- 保存条件:
Store at -20°C
- 规格:
5mg 25mg
分子式:C28H35N3O7

分子量:525.6
溶解度:Soluble in ethanol;methanol;DMSO;dimethyl formamide
储存条件:Store at -20°C
General tips:For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.
Shipping Condition:Evaluation sample solution : ship with blue ice All other available size: ship with RT , or blue ice upon request
Virginiamycin M1 is a macrolide antibiotic that reversibly inhibits protein synthesis [1][2][3].Virginiamycin complex contains two antibiotics, virginiamycin M1 and virginiamycin S1. Streptogramins are divided into class A and class B based on their structures. Virginiamycin M1, also known as Streptogramin A, is a member of the streptogramin A group of antibiotics, which bind the 50S ribosomal subunit at the peptidyl transferase center to inhibit initiation and translocation. They show good bactericidal activity against methicillin-resistant S. aureus (MRSA), although resistance in MRSA is conferred by the cfr gene. Virginiamycin M1 has activity against gram-positive and in select cases gram-negative bacteria. Combination of group A and B streptogramins exhibit bactericidal activity [1]. Virginiamycin M1 acted synergistically with virginiamycin S1 to irreversibly inhibit protein synthesis in bacteria. In cell-free systems, Virginiamycin M1 and virginiamycin S1 bound to the large ribosomal subunit, and the affinity of ribosomes for VS is increased by VM [2][3].
商品属性:
| 货号 | CS-01Y72880 | 规格 | 5mg 25mg |
| CAS号 | 21411-53-0 | 分子量 | 525.6 |
| 含量 | >98.00% | 别名 | Mikamycin A,NSC 244426,NSC 87432,Ostreogrycin A,Pristinamycin IIA,RP 12536,Streptogramin A |
| 分子式 | C28H35N3O7 | 化学名 | (3R,4R,5E,10E,12E,14S)-8,9,14,15,24,25-hexahydro-14-hydroxy-4,12-3H-21,18-nitrilo-1H,22H-pyrrolo[2,1-c][1,8,4,19]dioxadiazacyclotetracosine-1,7,16,22(4H,17H)-tetrone |
| 产地 | 国产 | 用途 | 仅供科研研究实验 |
抗逆滴加序列
每次向板内滴加抗原时,移液器滴头要与平面45度悬空,不要触碰到孔内的液体,由后向前依次滴加(即浓度由低往高滴加)。
抗感染反应期
抗原抗体在室温20~25℃下,必须反应30min以上,若环境温度低于室温,可将微量反应板置于恒温培养箱中,使二者充分反应。
旅游温度
磷酸盐缓冲液的pH值要在高压灭菌后进行滴定,往往在高压后pH值会有所改变,所以高压后再调一次pH值更为准确。磷酸盐缓冲液一经使用保存期不要超过3周。当pH<5.8时,红细胞会产生自凝现象;当pH>7.8时,图形洗脱加快,易造成肉眼观察产生误差;p H=7.2时,红细胞沉降最充分,图形最清晰。
当滴注 1%红细胞悬液时,应经常摇晃红细胞悬液,使红细胞均匀地分布在磷酸缓冲液中,以防止红细胞下降。
反应时间及温度
加入鸡红血球之后,反应板在室温(20~25℃)静置30~40min,对照孔血球下沉于孔底,即可判定结果。若室温达不到实验要求,需相应调整反应时间。当环境温度低于4℃时,红细胞发生自凝;高于37℃时,会发生反应物分离和红细胞溶血。
公司正在出售的产品:
| Recombnant Bordetella pertu ptxA proten,N-H Tag | Recombnant Human UBE2Z |
| Recombnant Human Ubqutn | 线粒体乙酰化酶3封闭多肽 |
| Recombnant Human UBLCP1 | 叉头蛋白O4封闭多肽 |
| Recombnant Human UBPY | 微管相关蛋白封闭多肽 |
| Recombnant Human UBQLN2 | 钙调神经磷酸酶调节蛋白3封闭多肽 |
| Recombnant Human UBTD2 | 艾滋病Rev结合蛋白2封闭多肽 |
| Recombnant Human UBXN2B | 血小板源性生长因子C封闭多肽 |
| Recombnant Human UCHL3 | 磷酸鞘氨醇裂解酶1封闭多肽 |
| Recombnant Human UCK2 | 核孔糖蛋白P62封闭多肽 |
| Recombnant Human UFD1L | EGR1结合蛋白1封闭多肽 |
| Recombnant Human UGDH | 活化复制因子2封闭多肽 |
| Recombnant Human UGPae | 雄激素调节蛋白2封闭多肽 |
| Recombnant Human ULBP1 | Virginiamycin M1锌指蛋白22封闭多肽 |
| Recombnant Human UNC119B | 原癌基因FRAT1封闭多肽 |
| 肌球蛋白3A封闭多肽 | 环腺苷酸应答元件结合蛋白转录共激活因子TORC1封闭多肽 |
1.本蛋白酶抑制剂混合物为100×的储存液,使用时按照1:100的比例加入到裂解液中(例如,1ml裂解液中加入10μl蛋白酶抑制剂混合物),混匀后即可使用。根据需要,0.5M的EDTA也按照1:100的比例加入到裂解液中(如用于检测金属蛋白酶活性,则不宜添加EDTA)。含有蛋白酶抑制剂混合物的裂解液宜现用现配,不宜配制后冻存待后续使用。
2. 待所需的抑制剂添加完毕混匀后,就可以开始进行哺乳动物组织的裂解和蛋白提取。
风险提示:丁香通仅作为第三方平台,为商家信息发布提供平台空间。用户咨询产品时请注意保护个人信息及财产安全,合理判断,谨慎选购商品,商家和用户对交易行为负责。对于医疗器械类产品,请先查证核实企业经营资质和医疗器械产品注册证情况。
文献和实验33及CD13阳性,CD11b、CD15阴性。CD33阳性者CR率高,CD13阳性、CD33阴性者CR率低。 5.染色体和分子生物学检验:核型异常、Ph染色体t(9;22)形成BCR-ABL融合基因,约见于3%的AML,大多为M1型。
Studying M1 and M2 States in Adult Microglia
. As those may not adequately reflect the microglial biology in the adult brain, this protocol advocates a procedure which allows for the isolation, purification, and subsequent analysis of microglial cells. Once isolated, the principal state of activation, M1 or M2
Liquid Chromatographic Method for Aflatoxin M1 in Milk
Aflatoxin M1 is the 4-hydroxy derivative of aflatoxin B1 (see Fig. 1 ). Aflatoxin M1 appears in milk and milk products as the direct result of the intake of aflatoxin B1 -contaminated feed by dairy cows
技术资料暂无技术资料 索取技术资料








