2018 Spring Journal Club

Special Topics in Plant Pathology PLPT892 Section 010 - SPRING 2018

This is the public repository for our Spring 2018 journal club.

TOPIC: The Symbiosis-Pathogenicity Spectrum and Continuum

The Canvas location for the course is here. You will need to be registered for the course via UNL to view this webpage.

Our current reading list is located here: text & bibtex.

Meeting Schedule

** DATE **	** ACTIVITY **	** LOCATION **	** TIME **	** PRESENTER **
January 17	Week 1	Plant Sciences Room 406	9 am	Josh
January 24	Week 2	Plant Sciences Room 406	9 am	Josh
January 31	Week 3	Plant Sciences Room 406	9 am	Thais
February 7	Week 4	Plant Sciences Room 406	9 am	Erin
February 14	Week 5	Plant Sciences Room 406	9 am	Eddie
February 21	Week 6	Plant Sciences Room 406	9 am	Josh
February 28	Week 7	Plant Sciences Room 406	9 am	Sammy
March 7	Week 8	Plant Sciences Room 406	9 am	Thais
March 14	Week 9	Plant Sciences Room 406	9 am	Timothy
March 21	SPRING BREAK	NA	NA	NA
March 28	Week 10	Plant Sciences Room 406	9 am	Sammy
April 4	Week 11	Plant Sciences Room 406	9 am	Eddie
April 11	Week 12	Plant Sciences Room 406	9 am	Erin
April 18	Week 13	Plant Sciences Room 406	9 am	Timothy
April 25	Week 14 - Course Wrap Up	Plant Sciences Room 406	9 am	Josh

Upcoming Reading Schedule

WEEK 13

TOPIC: Coevolution? Hell Yeah!

AGENDA:

1. Announcements?
2. Discuss Paper
3. Go over outline and writing assignments for the last week

Readings:

1. Nelson & May 2017 coevolution between mutualists and parasites in symbiotic communities may lead to the evolution of lower virulence

WEEK 14

TOPIC: Wrapping the journal club up!

AGENDA:

1. Announcements?
2. Josh wraps things up and we discuss our paper

Previous Weeks Readings

WEEK 1

AGENDA:

1. Meet & Greet
2. What we plan to get out of the readings
3. How I would like to proceed
4. Schedule of participants

READINGS:

1. Koide RT, Sharda JN, Herr JR & GM Malcolm (2008) Ectomycorrhizal fungi and the biotrophy-saprotrophy continuum. New Phytologist 178, 230–233
2. Newton AC, Fitt BDL, Atkins SD, Walters DR, and TJ Daniell (2010) Pathogenesis, parasitism, and mutualism in the trophic space of microbe-plant interactions. Trends in Microbiology 18: 365-373

WEEK 2

TOPIC: Setting the stage of variability in "life style" across species, host, and phylogenetic relationships

AGENDA:

1. Finalize schedule of participants & paper schedule
2. Discuss Papers

Readings:

1. Selosse et al (2018) time to re-think fungal ecology - fungal ecological niches are often prejudged New Phytologist 217: 968–972
2. Lofgren et al (2018) Fusarium graminearum - pathogen or endophyte of North American grasses New Phytologist 217: 1203–1212
3. Martino et al (2017) comparative genomics and transcriptomics depict ericoid mycorrhizal fungi as versatile saprotrphohs and plant mutualists New Phytologist 217: 1213–1229

WEEK 3

TOPIC: A fine line between pathogen and plant growth promoting buddy

AGENDA:

1. Any Announcements?
2. Discuss Papers

Readings:

1. Melnyk & Haney 2017 plasmid-powered evolutionary transitions
2. Savory et al 2017 evolutionary transitions between ebenficial and phytopathogenic Rhodococcus challenge disease management

WEEK 4

TOPIC: Lichen symbiosis? - or are fungi just evil jails for helpless algae?

AGENDA:

1. Any Announcements?
2. Discuss

Readings:

1. Tuovinen et al 2015 no support for occurence of free-living Cladonia mycobionts in dead wood
2. Wedin et al 2004 Saprotrophy and lichenization as options for the same fungal species on different substrata

WEEK 5

TOPIC: Mycorrhizal fungi? Symbiont? Parasite? Helpless slave? or smart opportunist waiting for the plant to die?

AGENDA:

1. Any Announcements?
2. Discuss

Readings:

1. Baldrian & Kohout 2017 interactions of saprotrophic fungi with tree roots can we observe the emergence of novel ectomycorrhizal fungi
2. Smith et al 2017 growing evidence for facultative biotrophy in saprotrophic fungi data from microcosm tests with 201 species of wood-decay basidiomycetes

WEEK 6

TOPIC: Viruses? Just waiting around for something?

AGENDA:

1. Announcements?
2. Discuss Papers

Readings:

1. Roossinck 2015 viruses make their mark as mutualistic microbial symbionts
2. Deeks & Walker 2004 the immune response in AIDS virus infection good bad or both

WEEK 7

TOPIC: "I got worms!" "....I beg your pardon?"

AGENDA:

1. Announcements?
2. Discuss Papers

Readings:

1. Yazdanbakhsh et al 2002 allergy parasites and the hygiene hypothesis
2. Morran et al 2016 Nematode–bacteria mutualism: Selection within the mutualism supersedes selection outside of the mutualism

WEEK 8

TOPIC: Endophytes, symbionts, and the parasitism-mutualism continuum

AGENDA:

1. Announcements?
2. Discuss Papers
3. Vent about things

Readings:

1. Fesel & Zuccaro 2016 dissecting endophytic lifestyle along the parasitism-mutualism continuum
2. Hall & Moverr 2017 fungal interactions with the human host - exploiting the spectrum of symbiosis

WEEK 9

TOPIC: Have what we've been talking about all wrong? Are there clear divides in life history traits?

AGENDA:

1. Announcements?
2. Discuss Paper

Readings:

1. Karpinets et al 2014 metabolic environments and genomic features associated with pathogenic and mutualistic interaction

WEEK 10

TOPIC: Is it the Host or Microbe Genotype?

AGENDA:

1. Announcements?
2. Discuss Papers
3. Go over manuscript outline and writing duties

Readings:

1. Redman et al 2001 fungal symbiosis from mutualism to parasitism - who controls the outcome - host or invader
2. Parker et al 2017 genotype specificity among hosts pathogens and beneficial microbes influences the strength of symbiont-mediated protection

WEEK 11

TOPIC: Things Fall Apart?

AGENDA:

1. Announcements?
2. Discuss Papers

Readings:

1. Douglas 2007 conflict cheats and the persistence of symbioses
2. Keeling & McCutcheon 2017 Endosymbiosis - the feeling is not mutual

WEEK 12

TOPIC: Metaorganisms ruling the world?

AGENDA:

1. Announcements?
2. Discuss Papers

Readings:

1. Bang et al 2018 metaorganisms in extreme environments do microbes play a role in organismal adaptation
2. Bosch & McFall-Ngai 2011 metaorganisms as the new frontier

On Deck (Maybe we won't read, but are of interest to the group):

1. Hibbett et al 2000 evolutionary instability of ectomycorrhizal symbioses in basidiomycetes
2. Jones & Smith 2004 exploring functional definitions of mycorrhizas - are mycorrhizas always mutualisms
3. Jones & Dangl 2006 The Plant Immune System