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- 文献和实验
- 技术资料
- 库存:
6
- 英文名:
UltraPure™ Salmon Sperm DNA Solution
- 供应商:
上海觅拓
- 保存条件:
-20°C
- 规格:
5 x 1 mL
性能和质量测试: 对浓度、大小、粘度和紫外吸收值 (A260/A280) 进行分析测试。
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文献和实验Preparation of Salmon Sperm DNA
Denatured Salmon Sperm DNA is used in prehybridization and hybridization solutions to reduce background signal.The Salmon Sperm DNA (Sigma No.D-1626)is first "denatured" in large volumes and then again immediately before it is used.Two methods
Preparation of Sonicated Salmon Sperm DNA
. 2) Vortex. Draw up into a 20 or 30 ml syringe. Add a 25 guage needle and shear DNA by squirting through needle into fresh 50 ml conicals at 15 ml/conical. To this add 0.9 ml/conical of 5 N NaCl.
Salmon Sperm DNA1.Dissolve 1 g salmon sperm DNA in 100 ml H2 O. 2.Autoclave (20 minutes) and aliquot in 1 ml/tube 3.Store at -20℃. (common freezer for stock solutions)
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