Bacteria
Thermocrinis
R. Huber, W. Eder, S. Heldwein, G. Wanner, H. Huber, R. Rachel, K.O. Stetter (1998):
Thermocrinis ruber gen.nov. sp.nov., a pink-filament-forming hyperthermophilic
bacterium isolated from Yellowstone National Park. Appl.Envir.Microbiol. 64:3576-3583.
copyright for all images: K.O.Stetter & R.Rachel, Univ. Regensburg
Thermovibrio
Huber, H., Diller, S., Horn, Ch., Rachel, R.:
Thermovibrio ruber gen. nov., sp. nov., a novel extremely thermophilic chemolithoautotrophic deeply branching bacterial nitrate-reducer. Int. J. System. Evol. Microbiol. 52, 1859-1865 (2002).
Electron micrograph of a cell of Thermovibrio ruber ED11, exhibiting the vibroid shape and monopolar flagellation. Bar, 1.0 µm.
b
Electron micrograph of a cell exhibiting bipolar flagellation. Bar, 1.0 µm.
c,d
Electron micrographs of freeze-fractured/-etched cells.
c: cell fractured tangentially;
d: cross-fractured cell. C: cytoplasm; CM: cytoplasmic membrane; OM: outer membrane; asterisk: periplasm. Bar, 0.5 µm
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Thermotoga
R. Huber, T.A. Langworthy, H. König, M. Thomm, C.R. Woese, U.B. Sleytr, K.O. Stetter (1986):
Thermotoga maritma sp. nov. represents a new genus of uniquely extremely thermophilic eubacteria growing up to 90°C. Arch.Microbiol. 144:324-333.
R. Rachel, A.M. Engel, R. Huber, K.O. Stetter, W. Baumeister (1990):
A porin-type protein is the main constituent of the cell envelope of the ancestral eubacterium Thermotoga maritima. FEBS Letters 262:64-68.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Ammonifex
R. Huber, P. Rossnagel, C.R. Woese, R. Rachel, T.A. Langworthy, K.O. Stetter (1996):
Formation of ammonium from nitrate during chemolithoautotrophic growth of the extremely thermophilic bacterium Ammonifex degensii gen.nov sp.nov. System.Appl.Microbiol. 19:40-49.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Aquifex
R. Huber, T. Wilharm, D. Huber, A. Trincone, S. Burggraf, H. König, R. Rachel, I. Rockinger, H. Fricke, K.O. Stetter (1992):
Aquifex pyrophilus gen.nov sp.nov. represents a novel group of marine hyperthermophilic hydrogen-oxidizing bacteria.
System.Appl.Microbiol. 15:340-351.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Archaea / Thermoproteota (Crenarcheota)
Pyrodictium
K.O. Stetter (1982):
Ultrathin mycelia-forming organisms from submarine volcanic areas having an optimum growth temperature of 105°C.
Nature (London) 300, 258-260
K.O. Stetter, H. König, and E. Stackebrandt (1983) :
Pyrodictium gen. nov., a new genus of submarine disc-shaped sulphur reducing archaebacteria growing optimally at 105°C.
System. Appl. Microbiol. 4, 535-551
G. Rieger, R. Rachel, R. Hermann, K.O. Stetter (1995):
Ultrastructure of the hyperthermophilic archaeon Pyrodictium abyssi.
J.Struct.Biol. 115:78-87.
G. Rieger, K. Müller, R. Hermann, K.O. Stetter, R. Rachel (1997):
Cultivation of hyperthermophilic archaea in capillary tubes resulting in improved preservation of fine structures.
Arch.Microbiol. 168:373-379.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Pyrolobus fumarii
E. Blöchl, R. Rachel, S. Burggraf, D. Hafenbradl, H.W. Jannasch, K.O. Stetter (1997):
Pyrolobus fumarii gen. and sp.nov. represents a group of archaea,
extending the upper temperature limit for life to 113°C.
Extremophiles 1:14-21
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Ignicoccus
R. Rachel, I. Wyschkony, S. Riehl, H. Huber (2002):
The ultrastructure of Ignicoccus: Evidence for a novel outer membrane and for intracellular vesicle budding in an archaeon. Archaea 1:9-18.
Huber, H., Burggraf, S., Mayer, T., Wyschkony, I., Biebl, M., Rachel, R., Stetter, K.O.: Ignicoccus gen. nov., a novel genus of hyperthermophilic chemolithoautotrophic archaeon, represented by two species, Ignicoccus islandicus and Ignicoccus pacificus.
Int. J. System. Evol. Microbiol. 50, 2093-2100 (2000).
Paper W., Jahn U., Hohn M.J., Kronner M., Näther D.J., Burghardt T., Rachel R., Stetter K.O., Huber H.: Ignicoccus hospitalis sp. nov., the host of Nanoarchaeum equitans.
Int. J. System. Evol. Microbiol. 57, 803-808 (2007).
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Metallosphaera
T. Fuchs, H. Huber, K. Teiner, S. Burggraf, K.O. Stetter:
Metallosphaera prunae, sp.nov., a novel metal-mobilizing, thermoacidophilic archaeum, isolated from a Uranium mine in Germany.
System.Appl.Microbiol. 18:560-566.
copyright for all images: K.O.Stetter & R.Rachel, Univ.Regensburg
Thermosphaera aggregans
R. Huber, D. Dyba, H. Huber, S. Burggraf, R. Rachel (1998):
Sulfur-inhibited Thermosphaera aggregans sp.nov., a new genus of hyperthermophilic
archaea isolated after its prediction from environmentally derived 16S rRNA sequences.
Intl.J.System.Bacteriol. 48:31-38
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Thermoproteus
W. Zillig, K.O. Stetter, W. Schaefer, D. Janekovic, S. Wunderl, I. Holz, P. Palm (1981):
Thermoproteales: a novel type of extremely thermoacidophilic anaerobic archaebacteria isolated from Icelandic solfataras.
Zentralbl. Bakterial. Parasitenkde. Infektionskr. Hyg. Abt. 1 Orig. Reiche C 2:205-227
copyright for all images: K.O.Stetter & R.Rachel, Univ.Regensburg
Pyrobaculum
P. Völkl, R. Huber, E. Drobner, R. Rachel, S. Burggraf, A. Trincone, K.O. Stetter (1993):
Pyrobaculum aerophilum sp.nov., a novel nitrate-reducing hyperthermophilic archaeon.
Appl.Environm.Microbiol. 59:2918-2926.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Archaea / Methanobaceriota (Euryarchaeota)
Pyrococcus
G. Fiala, K.O. Stetter (1986):
Pyrococcus furiosus sp.nov. represents a novel genus of marine heterotrophic archaebacteria growing optimally at 100°C.
Arch.Microbiol. 145:56-61
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Thermococcus chitinophagus
R. Huber, J. Stöhr, S. Hohenhaus, R. Rachel, S. Burggraf, H.W. Jannasch, K.O. Stetter (1995):
Thermococcus chitonophagus sp.nov., a novel, chitin-degrading,
hyperthermophilic archaeum from a deep-sea hydrothermal vent environment.
Arch.Microbiol. 164:255-264
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Thermococcus acidaminovorans
R. Dirmeier, M. Keller, D. Hafenbradl, F.-J. Braun, R. Rachel, S. Burggraf, K.O. Stetter (1998):
Thermococcus acidaminovorans sp.nov., a new hyperthermophilic alcalophilic archaeon growing on amino acids.
Extremophiles 2:109-114.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Methanopyrus kandleri
R. Huber, M. Kurr, H.W. Jannasch, K.O. Stetter (1989):
A novel group of abyssal methanogenic archaebacteria (Methanopyrus) growing at 110°C.
Nature 342:833-834.
M. Kurr, R. Huber, H. Koenig, H.W. Jannasch, H. Fricke, A. Trincone, J. Kristjansson, K.O. Stetter (1991):
Methanopyrus kandleri, gen. and sp.nov. represents a novel group of hyperthermophilic methanogens, growing at 110°C.
Arch.Microbiol. 156:239-247.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Methanothermus
K.O. Stetter, M. Thomm, J. Winter, G. Wildgruber, H. Huber, W. Zillig, D. Janecovic, H. Koenig, P. Palm, S. Wunderl (1981):
Methanothermus fervidus, sp.nov., a novel extremely thermophilic methanogen isolated from an Icelandic hot spring.
Zentralbl. Bakterial. Parasitenkde. Infektionskr. Hyg. Abt. 1 Orig. Reiche C 2:166-178.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Methanotorris igneus
S. Burggraf, H. Fricke, A. Neuner, J. Kristjansson, P. Rouvier, L. Mandelco, C.R. Woese, K.O. Stetter (1990):
Methanococcus igneus sp.nov., a novel hyperthermophilic methanogen from a shallow submarine hydrothermal system.
System.Appl.Microbiol. 13:263-269
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Archaeoglobus fulgidus
K.O. Stetter (1988):
Archaeoglobus fulgidus gen.nov., sp.nov.: a new taxon of extremely thermophilic archaebacteria.
System.Appl.Microbiol. 10:172-173.
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Archaeoglobus veneficus
H. Huber, H.W. Jannasch, R. Rachel, T. Fuchs, K.O. Stetter (1997):
Archaeoglobus veneficus sp.nov., a novel facultative chemolithoautotrophic hyperthermophilic sulfite reducer, isolated from abyssal black smokers.
System.Appl.Microbiol. 20:374-380
copyright for all images: K.O. Stetter & R. Rachel, Univ. Regensburg
Ferroglobus placidus
D. Hafenbradl, M. Keller, R. Dirmeier, R. Rachel, P. Rossnagel, S. Burggraf, H. Huber, K.O. Stetter (1996):
Ferroglobus placidus gen.nov., sp.nov., a novel hyperthermophilic archaeum that oxidizes Fe2+ at neutral pH under anoxic conditions.
Arch.Microbiol. 166:308-314.
copyright for all images: K.O. Stetter & R. Rachel, Univ.Regensburg