Tag Archives: Lichen

Photobionts of aquatic Peltigera

Posted on September 1, 2014 by heath.obrien

After a long hiatus, I’ve decided that it’s time to write some updates on the photobiont sequences that have been released over the last few months. I haven’t been entirely idle during the interim and have made a number of … Continue reading →

Posted in Cyanobacterial photobionts, Uncategorized | Tagged , , | Leave a comment

Symbiotic Nostoc Revisited

Posted on August 19, 2013 by heath.obrien

In the three months or so that I’ve been working on this blog there has been some evolution in the methods I’m using. I though it would be worthwhile to revisit the first group I looked at to see if … Continue reading →

Posted in Cyanobacterial photobionts | Tagged , , , | 1 Comment

Green Algal Photobionts: Trentepohlia

Posted on July 23, 2013 by heath.obrien

While most work has focused on coccoid green algae and/or cyanobacteria, a largely overlooked lineage of lichen photobionts is the Trentepoliales, a group of filamentous, carotenoid producing green algae. Trentepohlian algae are associated with one fifth of lichen species world … Continue reading →

Posted in Green Algal Photobionts | Tagged , , , , | 2 Comments

Green Algal Photobionts: Asterochloris.

Posted on June 12, 2013 by heath.obrien

In this post I will be taking a look at the diversity of the junior partner to Trebouxia: Asterochloris. Originally described by Elisabeth Tschermak-Woess in 1980, Asterochloris was subsequently merged with Trebouxia before being split out again on the basis of sequence … Continue reading →

Posted in Green Algal Photobionts | Tagged , , , , , , | 2 Comments

Green Algal Photobionts: Trebouxia

Posted on May 16, 2013 by heath.obrien

Having beaten the phylogeny of symbiotic cyanobacteria into submission in my previous post, I am now tackling the green algae. My plan was to start with a big-picture analysis of 18S ribosomal RNA sequences, but my initial blast search returned … Continue reading →

Posted in Green Algal Photobionts | Tagged , , , | 1 Comment