roscoff culture collection collection de cultures de...
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Souchothèque de Bretagne
Roscoff Culture Collection Collection de Cultures de Roscoff
Station Biologique de Roscoff FR2424 et UMR7144
Director : Ian Probert - Scientific Director : D. Vaulot Curators Florence Le Gall, Priscillia Gourvil and Roseline Edern
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The Roscoff Collection
• Set up in 1998 from research collection • 3.400 strains of marine microalgae, bacteria and viruses • Large phylogenetic coverage • Large coverage of oceanic regions (arctic to tropics)
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Infrastructures
• Culture space – 2 culture rooms – 1 experiment room – 14 culture cabinets – 1 transfer laboratory
• 4 flow cytometers
– FACSAria – high speed sorter (2003) – FACSCanto – analysis (2008) – Beckmann Coulter Quanta – analysis (2009) – Accuri C6 – analysis (2011)
• 4 microscopes equiped for digital imaging
• Cryopreservation equipment
– Progressive freezer – -150°C freezer – Liquid nitrogen tanks
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New Resource Center - 2015
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Personnel
Daniel VAULOT DRCE CNRS Scientific director Ian PROBERT IR UPMC Director Florence LE GALL AI CNRS Curator Priscillia GOURVIL AI CDI Assistant curator Fabienne JALABERT IE CNRS Survey SOMLIT (20%) Dominique MARIE IR CNRS Flow cytometry specialist (20%) Roseline EDERN AI CDD Assistant curator Valerian LE ROY AI CDD Assistant curator
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Isolation • Serial dilution • Plating • Single cell pipetting • Flow cytometry sorting
Caracterisation • Optical microscopy • Electronic microscopy • Flow cytometry • Pigment analysis by HPLC • Gene sequence
– 18S nuclear rRNA gene – 16S plastid rRNA gene – ITS, cox 1 (DNA barcoding) – petb for cyanobacteria
– Genomes, transcriptomes
RCC 465
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• Started in 2011 • Now 1 095 algal strains are cryopreserved • Recent development
– Cryo-preserving natural samples for delayed culturing – Tests with macroalgae and metazoans – Tests with dinoflagellates
Cryopreservation
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Database
• Locally under Microsoft Access • Isolation information (where, when, how)
• History at RCC (purification)
• Phenotypic and genetic data
• Distribution
• New web site (April 2014)
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Strains
0
100
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400
500
600
700
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900
1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
Strains added each year
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Recent additions Strains obtained by flow cytometry sorting
MICROVIR cruise – 2007 112 strains
Class Genus #Cyanophyceae Unknown 4Cyanophyceae Xenococcus ? 2Bacillariophyceae Centronella ? 1Bacillariophyceae Cymbella ? 1Bacillariophyceae Entomoneis ? 1Bacillariophyceae Extubocellulus 1Bacillariophyceae Haslea 1Bacillariophyceae Minutocellus 2Bacillariophyceae Nitszchia 1Bacillariophyceae Porosira 2Bacillariophyceae Skeletonema 2Bacillariophyceae Thalassiosira 3Bacillariophyceae Unknown 7Pelagophyceae Pelagococcus 1Pelagophyceae Unknown 1Prymnesiophyceae Emiliania 2Prymnesiophyceae Ochrosphaera 2Prymnesiophyceae unknown 1Cryptophyceae Proteomonas 1Mamiellophyceae Micromonas 3Nephroselmidophyceae Nephroselmis 3Prasinophyceae Prasinococcus 4Prasinophyceae Prasinoderma 2Prasinophyceae Pycnococcus 2Trebouxiophyceae Picochlorum 3Unknown Unknown 3
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Major groups
Initially
• Cyanobacteria
• Picoeukaryotes (prasinophytes, pelagophytes etc…)
• Haptophytes (Coccolithophrids, Emiliania, Phaeocystis)
• Diatoms
Recently
• Phototrophic bacteria
• Bacteria associated to phytoplankton
• Eukaryotic parasites
• Symbionts
• Viruses of prasinophytes
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159
583
569
427
1061
41
495
16
8
99
0 200 400 600 800 1000 1200
Virus
Bacteria
Alveolata
Stramenopiles
Haptophyta
Cryptophyta
Chlorophyta
Cercozoa
Other
Unknown
3,400 strains
Backup cultures not taken into account
Overview of RCC
Oct 2014
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Division Class #Virus Phycodnaviridae 159Bacteria Cyanophyceae 413
Alphaproteobacteria 62Alveolata Dinophyceae 362
Perkinsea 207Stramenopiles Bacillariophyceae 217
Bolidophyceae 13Pelagophyceae 75Dictyochophyceae 34
Haptophyta Prymnesiophyceae 1008Pavlovophyceae 51
Cryptophyta Cryptophyceae 43Chlorophyta Mamiellophyceae 219
Prasinophyceae 145Trebouxiophyceae 54
Cercozoa Chlorarachniophyceae 16
3,400 strains Overview of RCC
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Selection criteria: Genetic diversity Pigment type
Geographical origin Trophic regime
Strain name (clade number) pigment type 1 pigment type 2 pigment type 3a
pigment type 3b pigment type 3c pigment type 3d
Stars : public genomes Circles: unpublished genomes (Genoscope)
57 Genomes o 14 Prochlorococcus o 43 Synechococcus
3b
3b
3c’
Picocyanobacteria
Prochlorococcus Synechococcus
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Type 1
Type 2
Type 3
Six et al., 2007
9 Kbp
28.5 Kbp
PBS
Regi
on le
ngth
3a
3c
3e-d (CA4)
PEII PC PE PE misc
Type 1 2 3
Phycobilisome rod genomic region
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Emiliania huxleyi and Gephyrocapsa oceanica
170 strains
Bendif et al. 2014
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Core Chlorophytes
Mamiellophyceae
*The figure represents the best ML tree. Bootstrap values are shown on the nodes and corresponded to maximum likelihood and Bayesian analysis respectively
100/1
99/1
70/0.99
100/1
-/-
100/1
100/1
100/1
100/1
67/0.98
100/1
81/0.93
100/0.62
100/1
57/0.93
-/0.99
56/0.99
71/1
100/1
100/1
100/1
100/1
100/1
100/1
-/-
-/0.79
100/1
71/1
71/1
69/1
100/1
100/1
100/1
100/1
100/1
96/1
100/1
A
B
C
Clade VII
Clade IX
Prasinophytes
Lopes unpublished
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Prasino clade VII
40 strains
Lopes unpublished Lopes unpublished
Deep group
Surface group
Heterogeneous group
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Prasinoderma singularis New species from Pacific Ocean
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Genomes
RCC Class Genus Species Ecotype Strain1983 Cyanophyceae Acaryochloris marina HICR111A156 Prochlorococcus marinus Low Light SS120-04/95158 sp. Low Light NATL1-M98162 sp. Low Light NATL2-M98407 sp. Low Light MIT93131086 Synechococcus sp. clade I CC9311753 sp. clade II CC9605539 sp. clade III WH8102790 sp. clade III M11.1515 sp. clade IV BL_107555 sp. clade IX RS9916752 sp. clade V WH78031084 sp. clade V.2 WH5701307 sp. clade V.3 MINSyn016-15m-01-AC6A11085 sp. clade VI WH7805556 sp. clade VIII RS99171105 Mamiellophyceae Bathycoccus prasinos BBan7827 Micromonas pusilla clade A NOUM17_clonal299 pusilla clade A NOUM17834 pusilla clade C CCMP15451115 Ostreococcus tauri clade C N68_3_21116 tauri clade C N68_3_41558 tauri clade C 68_11_41559 tauri clade C 68_10_5745 tauri clade C OTTH 0595-genome1114 tauri clade C N68_2_11731 Prymnesiophyceae Emiliania huxleyi CCMP1516
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Transcriptomes 70 obtained or in progress
22
16
28
5
0 5 10 15 20 25 30
Stramenopiles
Chlorophyta
Haptophyta
Others
5
4
7
11
5
0 2 4 6 8 10 12
Bolidomonas
Pelagomonas
Clade VII
Emiliania
Phaeocystis
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Papers
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Papers mentionning RCC strains
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Distribution 2 645 strains available
Research teams • Equipes de la Station Biologique de Roscoff • IFREMER, Brest • Institut PASTEUR, Paris • Observatoire Océanologiques Banyuls sur Mer, Villefranche sur Mer • Norvège • Royaume-Uni • Allemagne • Espagne • USA • Inde • Chine • Turquie
Private laboratories • SOMAIG • SANOFI • Océanopolis • Fermentalg
Education • Lycée Janson de Sailly (Paris) • Lycée Hoche (Versailles)
Other collections • ALGOBANK, Université de Caen • Pasteur Culture Collection, Institut Pasteur, Paris • Culture Collection of Marine Phytoplankton (NCMA), Bigelow Lab, Maine, USA • NIES, Tsukuba Japan
Two major projects linked to strain distribution • EU Infrastructure project ASSEMBLE (2008-2012) • EMBRC (European Marine Biological Research Center) – French contribution
financed in framework of « Investissement d’avenir »
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1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
Strains distributed
OtherColloboration
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Collaboration with NIES MCC in Japan
• Strain exchange
• Sampling opportunities
• Cryopreservation
• Flow cytometry (sorting)
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http://roscoff-culture-collection.org
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Financial support
Souchothèque de Bretagne (CPER 1998-2006 et 2007-2012)
GénoMer (CPER) et Ouest-Génopole
PicoManche: PRIR Région Bretagne
Programme CNRS Aventis
CRB (Ministère de la Recherche)
PROMOLEC (Europe FP5)
PICODIV (Europe FP5)
Marine Genomics (Europe FP6)
Plankton*Net (Europe FP6)
ASSEMBLE (Europe FP7)
MACUMBA (Europe FP7)
EMBRC-France
Oceanomics
Selling strains since 2006