Tilman Lamparter

6 Questions 6 Answers 0 Followers

Questions related from Tilman Lamparter

Can somebody tell me a method to purify photosystem I from cyanobacteria without sucrore density gradient but chromatography?

I found only papers involving density gradients. This is too difficult for us, because we have no ultracentrifuge

30 December 2024 6,554 1 View

How can I switch a regular microscope (e.g. Leica DM 750) into an infrared microscope?

How can I observe moving cells without visible light? I tried with IR LED and an IR sensitive Bresser ocular camera, but the iR light was too weak.

26 January 2022 2,251 2 View

Phylogenetic tree including 3 domains of life based on housekeeping proteins or genes?

Archaea and eukaryotes are sister groups in phylogenetic trees based on rRNA sequences, bacteria are more distant. A closer relationship between bacteria and eukaryotes can be found in trees with...

04 February 2020 325 0 View

Someone knows of an assay to measure ATP besides luciferin / luciferase?

We want to measure ATP consumption and have performed luciferase / luciferin assay which works fine. However, if there is a cheaper alternative we could as well perform this assay in practical...

24 November 2017 3,256 4 View

How to use a motor valve MV-7 without controller?

Does someone know haw a motorvalve MV-7 from Pharmacia (or GE healthcare) can be used without the control unit? We have some of these motor valves, but the controller is broken and cannot be fixed.

17 February 2017 3,504 1 View

Cyanobacteriochrome intracellular concentration

I would like to have information about intracellular concentration of a cyanobacteriochrome in cyanobacteria. This is for a review manuscript. Any information is helpful, also detection by...

01 January 1970 7,797 0 View