Yoannis Domínguez

5 Questions 18 Answers 0 Followers

Questions related from Yoannis Domínguez

Does anyone have had problems with node dating using MrBayes?

Dear colleagues, I am having some problems with node dating using substitution rates in MrBayes 3.2.6, even following the example in the program manual. According to the manual I need to: 1. ...

13 November 2016 315 5 View

Can anyone suggest a "simple" protocol for fossil pollen plates preparation?

I am looking for a protocol to isolate and mount fossil pollen plates from coastal sediments. I have a little experience working with fresh plant material for pollen analysis. Thanks!

28 August 2015 6,747 5 View

Gaps as fifth base in Maximum Likelihood and Bayesian analysis?

I'm working on an interespecific phylogeny of psbA-trnH haplotypes and I would like to run Bayesian and Maximum Likelihood analyses considering gaps as fifth base. There are some indels blocks...

24 December 2013 1,280 6 View

Can anyone help with phylogeny calibration without a fossil record?

Does somebody know/use a method for phylogeny calibration of groups without fossil records? I've read about calibration using genetic distance of sequences to estimate approximate divergence times...

29 November 2013 5,364 6 View

Correlation (Mantel test) between mophological and geographic distances, could I analyze among populations of different species?

I work on three species and different populations of Pinguicula from Cuba. I did a correlation analysis (simple mantel test) between morphological distance and geographic distance including all...

21 November 2012 6,305 19 View