产品名称 编号 产品说明 单位 单价 加入购物车
链霉亲和素磁珠试用套装 22300-Trial 4X1 mL, 10 mg/mL（含22306, 22307, 22308, 22309） 瓶 ¥1880.00
琼脂糖链霉亲和素磁珠（10-30 μm） 22321-5 5 mL, 20%, 10-30 μm 瓶 ¥2890.00
琼脂糖链霉亲和素磁珠（10-30 μm） 22321-10 10 mL, 20%, 10-30 μm 瓶 ¥5780.00
琼脂糖链霉亲和素磁珠（10-30 μm） 22321-50 50 mL, 20%, 10-30 μm 瓶 询价
链霉亲和素磁珠(3μm) 22311-1 1 mL, 10 mg/mL, 3 μm 瓶 ¥1580.00
链霉亲和素磁珠(3μm) 22311-10 10 mL, 10 mg/mL, 3 μm 瓶 ¥7980.00
链霉亲和素磁珠(3μm) 22311-100 100 mL, 10 mg/mL, 3 μm 瓶 询价
链霉亲和素磁珠(300nm) 22308-100 100 mL, 10 mg/mL, 300 nm 瓶 询价
链霉亲和素磁珠(300nm) 22308-10 10 mL, 10 mg/mL, 300 nm 瓶 ¥7980.00
链霉亲和素磁珠(300nm) 22308-1 1mL, 10 mg/mL, 300 nm 瓶 ¥1580.00
链霉亲和素磁珠（1 μm） 22307-1 1 mL, 10 mg/mL, 1 μm 瓶 ¥1580.00
链霉亲和素磁珠（1 μm） 22307-10 10 mL, 10 mg/mL, 1 μm 瓶 ¥7980.00
链霉亲和素磁珠（1 μm） 22307-100 100 mL, 10 mg/mL, 1 μm 瓶 询价
链霉亲和素磁珠（2 μm） 22305-1 1 mL, 10 mg/mL, 2 μm 瓶 ¥1580.00
链霉亲和素磁珠（2 μm） 22305-10 10 mL, 10 mg/mL, 2 μm 瓶 ¥7980.00
链霉亲和素磁珠（2 μm） 22305-100 100 mL, 10 mg/mL, 2 μm 瓶 询价
链霉亲和素磁珠（5 μm） 22306-1 1 mL, 10 mg/mL, 5 μm 瓶 ¥1580.00
链霉亲和素磁珠（5 μm） 22306-10 10 mL, 10 mg/mL, 5 μm 瓶 ¥7980.00
链霉亲和素磁珠（5 μm） 22306-100 100 mL, 10 mg/mL, 5 μm 瓶 询价
链霉亲和素磁珠（2.8 μm） 22309-1 1 mL, 10 mg/mL, 2.8 μm 瓶 ¥1580.00
链霉亲和素磁珠（2.8 μm） 22309-10 10 mL, 10 mg/mL, 2.8 μm 瓶 ¥7980.00
链霉亲和素磁珠（2.8 μm） 22309-100 100 mL, 10 mg/mL, 2.8 μm 瓶 询价

链霉亲和素-生物素（SA-Biotin） 系统具有极高的结合亲和力（K =10^-15） ， 在生物领域具有广泛的应用。 BeaverBeads™ Streptavidin磁珠表面共价偶联SA蛋白，可高效结合生物素化抗体、核酸、蛋白等配体分子。本产品采用超顺磁性微球，粒径均一、形貌规整，有利于方便、快捷地捕获目标分子以及实现磁性分离。本产品可配套自动化设备进行高通量操作。


产品列表：

产品信息

SA磁珠

Cat. #22307

SA磁珠

Cat. #22305

SA磁珠

Cat. #22306

SA磁珠

Cat. #22308

游离生物素

（pmol/mg磁珠）

1100

1000

800

/

生物素化单链寡核苷酸(24nt)

（pmol/mg磁珠）

500

400

400

450

生物素化IgG

（μg/mg磁珠）

20

20

15

15

磁珠粒径
1μm2μm5μm300nm

磁珠浓度

10 mg/mL

磁珠表面

亲水基团

保存溶液

1×PBS，含0.1%（w/v）BSA，0.1%（v/v）proclin-300

保存条件

2~8℃

保质期

2年

产品特点

• 优秀的生物素分子结合能力

• 良好的稳定性

• 快速灵敏的磁响应性能

• 可适应较为广泛的实验条件

                                           图一、磁珠经不同溶液处理后结合生物素化分子的活性

                         

                                          图2、磁珠经热处理后结合生物素化分子的活性

 产品应用实例

1、检测Biotin标记的兔IgG
 

BeaverBeads Mag SA磁珠可检测浓度低至6.25ng/mL的Biotin-IgG。


2、检测Biotin标记DNA探针

BeaverBeads™ Mag SA磁珠可检测浓度低至6.25fmol/mL的Biotin-DNA 探针，且具有较低的本底吸附。


文献参考：doi:10.1038/ni.3229

引用文献：

1. Immunity of turbot Induced by inactivated vaccine of from the perspective of DNA methylation. Frontiers in immunology, 2023.

2. Populus euphratica GLABRA3 Binds PLDδ Promoters to Enhance Salt Tolerance. International journal of molecular sciences, 2023.

3. Selection and electrochemical-sensor application of an DNA-aptamer for methyl parathion detection. Analytica chimica acta, 2023.

4. Efector protein Hcp2a of avian pathogenic Escherichia coli interacts with the endoplasmatic reticulum associated RPL23 protein of chicken DF-1 fbroblasts. 2023.

5. Immunity of turbot Induced by inactivated vaccine of Aeromonas salmonicida from the perspective of DNA methylation. Frontiers in Immunology, 2023.

6. An integrated magneto-fluorescent nanosensor for rapid and sensitive detection of tumor-derived exosomes. Sensors and Actuators B: Chemical, 2023.

7. A convenient fluorescent/electrochemical dual-mode biosensor for accurate detection of Pb2+ based on DNAzyme cycle. Bioelectrochemistry, 2023.

8. An Ultrasensitive Colorimetric Foodborne Pathogenic Detection Method Using a CRISPR/Cas12a Mediated Strand Displacement/Hybridization Chain Reaction. Journal of agricultural and food chemistry, 2023.

9. Dual recognition strategy for the rapid and precise detection of Bacillus cereus using post-modified nano-MOF and aptamer. Sensors and Actuators B: Chemical, 2023.

10. Jasmonate activates a CsMPK6-CsMYC2 module that regulates the expression of β-citraurin biosynthetic genes and fruit coloration in orange (Citrus sinensis). The Plant cell, 2023.

11. Nanozyme-catalysed CRISPR-Cas12a system for the preamplification-free colorimetric detection of lead ion. Analytica Chimica Acta, 2023.

12. A fully human connective tissue growth factor blocking monoclonal antibody ameliorates experimental rheumatoid arthritis through inhibiting angiogenesis. BMC biotechnology, 2023.

13. SERS-based immunomagnetic bead for rapid detection ofH5N1 influenza virus. Influenza and other respiratory viruses, 2023.

14. The role of post-transcriptional modification on a new tRNAIle(GAU) identified from Ganoderma lucidum in its fragments’ cytotoxicity on cancer cells. International Journal of Biological Macromolecules, 2023.

15. Dhx33 promotes B-cell growth and proliferation by controlling activation-induced rRNA upregulation. Cellular & molecular immunology, 2023.

16. Rapid detection of Pseudomonas aeruginosa based on lab-on-a-chip. Anal Chim Acta 2022 Jan 02;1189.

17. A tRNA-derived fragment from Chinese yew suppresses ovarian cancer growth via targeting. Mol Ther Nucleic Acids 2022 Mar 08;27.

18. An Ultrasensitive Strand Displacement Signal Amplification-Assisted Synchronous Fluorescence Assay for Surface Proteins of Small Extracellular Vesicle Analysis and Cancer Identification. Anal Chem 2022 01 18;94(2). DOI: 10.1021/acs.analchem.1c04122.

19. Antitumor Activities of tRNA-Derived Fragments and tRNA Halves from Non-pathogenic Escherichia coli Strains on Colorectal Cancer and Their Structure-Activity Relationship. mSystems 2022 Apr 26;7(2).

20. Colorimetric liquid crystal-based assay for the ultrasensitive detection of AFB1 assisted with rolling circle amplification. Analytica Chimica ActaVolume 1220, 2022.

21. Costunolide alleviates atherosclerosis in high-fat diet-fed ApoE−/− mice through covalently binding to IKKβ and inhibiting NF-κB-mediated inflammation. Acta Pharmacol Sin 2022 Jun 16.

22. Enzyme-Free Colorimetric Method for Fast Detection of Pik3ca Gene Mutation by Praseodymia Nanorods. 2022.

23. Gasdermin D mediates doxorubicin-induced cardiomyocyte pyroptosis and cardiotoxicity via directly binding to doxorubicin and changes in mitochondrial damage. Transl Res 2022 May 08.

24. Insight into mechanisms of pig lncRNA FUT3-AS1 regulating E. coli F18-bacterial diarrhea. PLoS Pathog 2022 06;18(6).

25. Noninvasive Prognosis of Postmyocardial Infarction Using Urinary miRNA Ultratrace Detection Based on Single-Target DNA-Functionalized AuNPs. ACS Appl Mater Interfaces 2022 Jan 26;14(3). DOI: 10.1021/acsami.1c17883.

26. On-chip classification of micro-particles using laser light scattering and machine learning. Chinese Chemical Letters. 2022,33(04).

27. Rapid detection of Pseudomonas aeruginosa based on lab-on-a-chip platform using immunomagnetic separation, light scattering, and machine learning. Analytica Chimica Acta, Volume 1189, 2 January 2022, 339223. DOI: 10.1016/j.aca.2021.339223.

28. Structure-switching aptamer triggering signal amplification strategy for tobramycin detection based on hybridization chain reaction and fluorescence synergism. Talanta 2022 Jun 01;243.

29. The kinase complex mTORC2 promotes the longevity of virus-specific memory CD4 T cells by preventing ferroptosis. Nat Immunol 2022 02;23(2).

30. Themis is indispensable for IL-2 and IL-15 signaling in T cells. Sci Signal 2022 02 15;15(721). DOI: 10.1126/scisignal.abi9983.

31. Rapid Naked-Eye Tracking of On-Cell Phenotype Based on Dual-Aptamer-Weaved Cascade Assembly of Nanostructures. Analytical chemistry, 2021, 93(32): 11159-11166. DOI: 10.1021/acs.analchem.1c01668.

32. Stick, stretch, and scan imaging method for DNA and filaments. RSC Advances, 2021, 11(57): 36060-36065. DOI: 10.1039/D1RA07067C (Paper) RSC Adv., 2021, 11, 36060-36065.

33. Aptamer-Based Dual-Functional Probe for Rapid and Specific Counting and Imaging of MCF‑7 Cells；Anal. Chem. 2018, 90, 2355−2361.

34. The Kinase mTORC1 Promotes the Generation and Suppressive Function of Follicular Regulatory T Cells；Immunity 47, 538–551，DOI：10.1016/j.immuni.2017.08.011.

35. Fatty Acid Elongase‐7 Is Regulated Via SP1 and Is Involved in Lipid Accumulation in Bovine Mammary Epithelial Cells；Journal of Cellular Physiology，DOI 10.1002/jcp.26255.

36. The transcription factor TCF-1 initiates the differentiation of TFH cells during acute viral infection；NATURE IMMUNOLOGY  卷: 16   期: 9   页: 991-999   出版年: SEP 2015.

    暂无视频