Johannes Wostemeyer

4 Questions 159 Answers 0 Followers

Questions related from Johannes Wostemeyer

Can somebody please help me with procedures for measuring the surface charge of bacteria?

I am certainly not an expert. I feel, however, that there must be something else than partitioning studies of cells in aqueous biphasic systems. Maybe, there is something easier? If however,...

19 May 2015 6,213 9 View

Does anyone have any ideas on synthetic food particles for ciliates?

I am presently playing with microbeads as food particles for ingestion by ciliates. Although I am not unhappy with those that I make (methylmethacrylate / serum albumine mixtures), I could imagine...

08 February 2014 4,823 2 View

Are there experimental problems with bacteriophage Chi, when switching the host from Salmonella to Escherichia?

I need to start some work that involves infecting Escherichia coli with bacteriophage Chi. The phages were propagated on Salmonella. Will they be able to grow immediately on the usual Escherichia...

28 July 2013 3,307 7 View

Techniques for constucting chromosomally located mutants in Escherichia coli?

I need to introduce a mutation in a chromosomally located, non-essential gene in an Escherichia coli strain that carries already a recA defect. Has somebody experience with similar constructions?...

17 May 2013 8,670 10 View