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27 de abril de 2009

Wiki de ayuda para usar TNT


Se ha anunciado la disponibilidad del wiki TNT como un recurso de ayuda para los usuarios de este programa.

El término WikiWiki es de origen hawaiano que significa: rápido. "Un wiki, o una wiki, es un sitio web cuyas páginas web pueden ser editadas por múltiples voluntarios a través del navegador web. Los usuarios pueden crear, modificar o borrar un mismo texto que comparten." (http://es.wikipedia.org/wiki/Wiki)

Después de un tiempo de estructuración y edición, el WIKI TNT ya esta listo para los usuarios en general. Siga el enlace abajo para mas información sobre como participar editando contenido o contribuyendo a las discusiones.

http://tnt.insectmuseum.org/index.php/Main_Page

25 de abril de 2009

Phylogeology – A New Revolution in Phylogenetics

Para quitar el mal sabor de boca del sarcasmo verosímil de la semana pasada aquí les dejo algo que es realmente para dar risa: olvidemos las biomoléculas como el ADN; lo nuevo son los DATOS ATOMICOS! Asi es, filogenetica mas alla de lo molecular.

Systematics and Biogeography: Phylogeology – A New Revolution in Phylogenetics

Evolutionary biologists were stunned this week by the news of Geological Phylogenetics. "Genetics is dead" says geologist Prof. Trevor Bruce of the University of Ulladulla, Australia. For 20 years molecular DNA has changed the way biologists do phylogenetics. Geological Phylogenetics, or Phylogeology, proposes to dispense with biological data all together. Prof. Bruce explains, "Molecular systematics has removed any notion of morphology, anatomy and taxonomy. We intend to get rid of molecules, making phylogenetics essentially free of any biological data".

The benefits of phylogeology are that only atoms will be analyzed. "All you need is a very large industrial-strength food processor and a mass spectrometer". Prof Bruce's team has successfully pureed an array of organisms including two pot plants, a goldfish and Dr. Hall's cat. "She wasn't too happy about it, so we made her first author" says Prof. Bruce. "So far we have analyzed percentages of 30 common elements including carbon, calcium iron and copper". And success! Already Prof. Bruce's team has the data for most common household pets and their relationships. "It's simple" explains Dr. Hall, "a dog and a cat will have a similar atomic make-up, just like two similar rocks. As genetics has brought its methods and theory into phylogenetics, we bring geological techniques. Pureeing and 'mass-specing' critters are one of them".


LEA LA NOTA COMPLETA AQUI:
http://urhomology.blogspot.com/2009/04/phylogeology-new-revolution-in.html

22 de abril de 2009

Cladistics wars 2.0 | Archetype


Cladistics wars 2.0 | Archetype
Wednesday, April 22nd, 2009 | Cladistics, Education, Metablogging, Science
Autor: Roberto Keller

There is a skirmish going on at Dechronization blog right now. This is a coauthored blog about phylogenetics. I like this blog (its right there on my blogroll —->). There are surprisingly very few blogs about phylogenetic methods these days, despite the wide use that phylogenies currently have in evolutionary biology and beyond (e.g., linguistics). I will complain that, for nine authors, they post little, sometimes not a single post during a month.

The hot post in question is a mocking of an announcement about a (to be honest, very successful) workshop in phylogenetic methods cosponsored by the Willi Hennig Society and so far held in different continents.

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Lea el comentario completo en:

"Archetype, Ant reconstruction one homology at a time"

blog por Roberto Keller


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