Fulvio Saccoccia

11 Questions 5 Answers 0 Followers

Questions related from Fulvio Saccoccia

Does anyone have a paper/presentation/protocol to run PCA in Octave?

I was wondering about PCA in GNU/Octave; is there any documants or website where I can read about the procedure to calculate PCA in Octave? In particular, my analysis should take into account the...

08 October 2019 4,543 3 View

How might I extract both lipid and soluble fraction from tissue extracts?

I normally use a mixture of chloroform/methanol/water in 1:1:1 ratio to extract both lipids and soluble fraction from a tissue lisate. Anyway, I wish to know if I can use a stronger idrophobic...

30 September 2019 8,763 0 View

Multiple eukaryotic genes under the same promoters?

Dear RG users, I know that a series of genes are expressed in the same tissue of an eukaryotic organism; these genes map in close proximity in the genome, that is they lay hundreds of base...

17 March 2017 4,772 3 View

Does anyone know a data base where I can catch a list of anaerobic and/or aerobic-tolerant animal organisms?

I want to compare protein sequences of proteins shared between aerobic and anaerobic organisms

21 September 2015 9,800 1 View

How might I deal with very large number of protein sequences for phylogenetic reconstruction?

I retrieved 1500 sequences (from NCBI) of 6 different protein isoforms belonging to metazoans. Now, the issue is if it is possible to deal with such a large number of sequences in order to...

31 July 2015 218 9 View

Does anyone know if glycerol can be oxidized to glyceric acid by oxygen normally present in solution?

Any hints about thermodynamics and kinetics of the process will be appreciated.

07 May 2015 2,235 2 View

What is the difference between gene tree and species tree in a phylogenetic reconstruction?

should the gene tree match with the species tree? I am inferring a phylogenetic tree for a nuclear receptor and I would like to know if the gene tree must match necessarily with that of species,...

20 April 2015 951 8 View

TreeFix problem

I am facing a problem with TreeFix and I was wondering if you can help me. I found out your corresponding address into TrreFix web page.When I try to launch TreeFix I receive an error message;...

12 January 2015 1,029 1 View

Can anyone advise me books dealing with phylogenetic reconstruction, mostly in its practical aspects?

I am interested in learning more in depth this topic whereby I have been already introduced and I have a limited experience.

05 December 2014 3,378 16 View

Does anyone know a protocol for a native PAGE gel?

I have to analyze a protein whose pI=8.8. I need to check the difference in electrophoretic motility with and without a ligand; I was wondering about the high pI, if someone know a good...

01 September 2014 7,279 3 View

Does anyone know of organisms that lack catalase?

I was wondering if there are organisms lacking catalase. I know that Plasmodia and Schistosoma species do not possess this enzyme. Thanks.

27 June 2014 602 8 View