Sungjin Lee

3 Questions 2 Answers 0 Followers

Questions related from Sungjin Lee

Is there any cause of pellet from the culturing media?

I'm culturing CHO cell using media of SAFC bioscience. When culturing at 20 ℃ , there is no pellet. However, when culturing at 37 ℃, the brown pellet come out after centrifuge. Is there any...

12 June 2020 3,758 3 View

What is the concentration range for CD spectroscopy?

Is there any concentration range for the CD spectroscopy? I prepared the sample which has 220 uM and its result is not repeatable Is there a possibility that the sample is highly concentrated for...

22 October 2015 4,269 5 View

Can I reuse Sartorius Vivaspin?

Hi, I'm using Sartorius Vivaspin 6mL and 20mL (3000MWCO) for concentrateD protein solution. Can the Vivaspin tube reused? Also if I want to reuse that, is there any thing to treat between two usages?

06 November 2014 4,885 11 View