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Topic: Green non sulfur bacteria

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	Chloroflexi - Wikipedia, the free encyclopedia
		The Chloroflexi are a group of bacteria that produce energy through photosynthesis.
		They make up the bulk of the green non-sulfur bacteria, though some are classified separately as the Thermomicrobia.
		They are named for their green pigment, usually found in photosynthetic bodies called chlorosomes.
	en.wikipedia.org /wiki/Green_non-sulfur_bacteria (113 words)

	Chloroflexus aurantiacus - Wikipedia, the free encyclopedia
		Chloroflexus aurantiacus is a photosynthetic bacterium isolated from hot springs, belonging to the green non-sulfur bacteria.
		The chloroplasts of trees still retain their own DNA as a molecular remnant that indicated their origin as photosynthetic bacteria.
		One idea is that bacteria with respiratory electron transport "invented" photosynthesis by coupling a light-harvesting energy capture system to the pre-existing respiratory electron transport chain.
	en.wikipedia.org /wiki/Chloroflexus_aurantiacus (389 words)

	Antarctica Research
		Molecular probes specific to purple phototrophic bacteria, green sulfur bacteria, green non-sulfur bacteria and heliobacteria were designed in the course of the project and have been successfully used to screen a variety of environmental samples for these types of photosynthetic bacteria (see Available Resources below).
		Genomic DNA was extracted and probed for green sulfur, green nonsulfur, and photosynthetic purple bacteria.
		Madigan, M.T. Isolation and characterization of psychrophilic purple bacteria from Antarctica, pg.
	www.science.siu.edu /microbiology/Antarctica/Research.html (1643 words)

	[No title] (Site not responding. Last check: 2007-10-10)
		Based on the Mg-tetrapyrrole biosynthesis gene analysis, anoxygenic photosynthetic lineages are ancestral to oxygenic cyanobacterial and plant chloroplast lineages; and heliobacteria are the last common ancestor to the oxygenic lineages.
		We also found that green sulfur bacteria and green non-sulfur bacteria are closest relatives to each other and that purple bacteria are the earliest emerging photosynthetic lineage, which challenges the prevailing belief that green non-sulfur bacteria were the earliest phototrophs based on the 16S rRNA analysis.
		In addition, we show an incongruence between the evolution of photosystem core polypeptides and the evolution of pigment biosynthesis enzymes and further propose that the evolution of photosynthetic pigment biosynthesis is the determining factor for the overall evolution of photosynthesis.
	kumc.edu /POL/ASP_Home/Meetings/Annual2000/Monday/view_abstract296.html (282 words)

	RNA Meeting 1997 (Site not responding. Last check: 2007-10-10)
		In all organisms and organelles that synthesis tRNA (except possibly the chloroplasts of green plants), RNase P is a ribonucleoprotein.
		We have used comparative methods to survey and analyze the structure of the RNA components of the RNase P enzymes of Bacteria and Archaea.
		There are two clear instances of structural convergence in this survey: the overall structures of the RNAs from the low G+C Gram-positive Bacteria and green non-sulfur Bacteria (esp. Thermomicrobium), and the P15/16 region of the Chlamydiae and Crenarchaea.
	www.mbio.ncsu.edu /JWB/abstracts/rna97x.html (234 words)

	Using Genetic Markers to Identif (Site not responding. Last check: 2007-10-10)
		Additional analysis revealed that green non-sulfur bacteria were more prevalent in the stagnant lagoon whereas purple sulfur bacteria were more common in the aerated lagoon.
		The observance that the aerated lagoon had minimal odors as compare to the stagnant lagoon may be due to the purple sulfur bacteria which have been shown to degrade volatile organic carbons.
		However, this is not true for all the bacteria as the third most common bacteria in the manure and separator pit, actinobacter, differed from that in the holding lagoon, proteobacter.
	www.oardc.ohio-state.edu /ocamm/mcgarvey2.htm (497 words)

	Photosynthetic and Phylogenetic Primers for Detection of Anoxygenic Phototrophs in Natural Environments -- Achenbach et ...
		phylogenetic diversity of purple sulfur and purple nonsulfur phototrophs,
		aurantiacus, a green nonsulfur bacterium that synthesizes a purple
		Analysis of subfossil molecular remains of purple sulfur bacteria in a lake sediment.
	aem.asm.org /cgi/content/full/67/7/2922 (3535 words)

	[No title]
		Plantae 15._____ Enteric bacteria are differentiated from each other mainly on the basis of a.
		Gram positive bacteria 17._____ Streptococcus, Lactococcus, and Enterococcus are differentiated from Staphylococcus and Micrococcus by a.
		Green sulfur bacteria 23._____ Organisms from which kingdom may be primary producers in habitats having no phototrophs?
	www.umd.umich.edu /casl/natsci/microbio/Micro385/exams/exam4f99.htm (819 words)

	[No title]
		These primitive bacteria gave us oxygen for the atmosphere and a protective ozone layer, and they led to the development of all the green plants in the world today.
		The most ancient photosynthetic bacterial species are purple and green bacteria.
		The absorbed cyanobacteria became a chloroplast, the structure that is responsible for photosynthesis in modern plants.
	www.astrobio.net /cgi-bin/xls.cgi?sid=259&ext=.xls (1489 words)

	Bacteriology 102 - Purple Non-Sulfur Photosynthetic Bacteria (Official Page)
		Originally it was thought that these bacteria could not use hydrogen sulfide as an electron donor for the reduction of carbon dioxide when growing photoautotrophically, hence the use of "non-sulfur" in their group name.
		A = CH For the purple and green sulfur bacteria, hydrogen sulfide is utilized, and the equation is given thus:
		Typical of the anoxygenic phototrophic bacteria, the light-associated anaerobic growth is pigmented – a net color resulting from the photosynthetic and associated pigments.
	www.splammo.net /bact102/102pnsb.html (1678 words)

	DID YOU KNOW (Site not responding. Last check: 2007-10-10)
		Research on a California dairy used molecular methods to determine the type of bacteria that inhabit a wastewater treatment system, how they travel through the system and whether pathogenic organisms are a risk.
		Total DNA was extracted from samples from three major components of the system, manure from the free stall barn, separator pit water and circulated holding lagoon water, and 16S rDNA genes were amplified using PCR and universal primers.
		Few pathogenic bacteria were detected and none were identified with a specific PCR.
	www.oardc.ohio-state.edu /ocamm/mcgarvey.htm (505 words)

	Filamentous Chloroflexi (green non-sulfur bacteria) are abundant in wastewater treatment processes with biological ...
		Filamentous Chloroflexi (green non-sulfur bacteria) are abundant in wastewater treatment processes with biological nutrient removal -- Björnsson et al.
		Filamentous Chloroflexi (green non-sulfur bacteria) are abundant in wastewater treatment processes with biological nutrient removal
		bacteria) and optimized for use in fluorescence in situ hybridization.
	mic.sgmjournals.org /cgi/content/abstract/148/8/2309 (515 words)

	The Presence of an Iron-Sulfur Cluster in Adenosine 5'-Phosphosulfate Reductase Separates Organisms Utilizing Adenosine ...
		and bacteria, including purple and green sulfur bacteria (1).
		The majority of sulfur in living organisms is present in the reduced form of organic thiols.
		bacteria and fungi utilize PAPS for reduction to sulfite in a
	www.jbc.org /cgi/content/full/277/24/21786 (3678 words)

	Diversity and Distribution in Hypersaline Microbial Mats of Bacteria Related to Chloroflexus spp. -- Nübel et al. ...
		Diversity and Distribution in Hypersaline Microbial Mats of Bacteria Related to Chloroflexus spp.
		Filamentous bacteria containing bacteriochlorophylls c and a were enriched from hypersaline microbial mats.
		Bjornsson, L., Hugenholtz, P., Tyson, G. W., Blackall, L. Filamentous Chloroflexi (green non-sulfur bacteria) are abundant in wastewater treatment processes with biological nutrient removal.
	aem.asm.org /cgi/content/abstract/67/9/4365 (392 words)

	Anaerolinea thermophila gen. nov., sp. nov. and Caldilinea aerophila gen. nov., sp. nov., novel filamentous ...
		Björnsson, L., Hugenholtz, P., Tyson, G. and Blackall, L. Filamentous Chloroflexi (green non-sulfur bacteria) are abundant in wastewater treatment processes with biological nutrient removal.
		Gorlenko, V. Characteristics of filamentous phototrophic bacteria from freshwater lakes.
		Isolation of new sulfate-reducing bacteria enriched with acetate from saline environments.
	ijs.sgmjournals.org /cgi/content/full/53/6/1843 (4259 words)

	.: Department of Biology: Jin Xiong (Site not responding. Last check: 2007-10-10)
		His research group is probing the circadian activities and mechanisms using purple photosynthetic bacteria as prokaryotic model organisms.
		We sequence a large number of photosynthesis genes, such as Mg-tetrapyrrole biosynthesis genes and reaction center apoprotein genes from diverse photosynthetic bacterial groups that include purple bacteria, green sulfur bacteria, green non-sulfur bacteria, cyanobacteria and heliobacteria.
		We have initiated a new research project studying the rhythmic activities of gene expression of purple photosynthetic bacteria in order to discover the mechanism of this behavior as well as evolutionary links between the eukaryotic clock systems and the prokaryotic ones.
	www.bio.tamu.edu /FACMENU/faculty/xiong.htm (603 words)

	Filamentous Chloroflexi (green non-sulfur bacteria) are abundant in wastewater treatment processes with biological ...
		In superimposed images, the overlap between red and green is yellow, between red and blue is magenta, and between red, green and blue is white.
		Gich, F., Garcia-Gil, J. and Overmann, J. Previously unknown and phylogenetically diverse members of the green nonsulfur bacteria are indigenous to freshwater lakes.
		Snaidr, J., Amann, R., Huber, I., Ludwig, W. and Schleifer, K.-H. Phylogenetic analysis and in situ identification of bacteria in activated sludge.
	mic.sgmjournals.org /cgi/content/full/148/8/2309 (4253 words)

	Microbiology 3
		Filaments of the microbe Chloroflexus from the pink bottom layer of the Octopus Springs mat.
		Chloroflexus is a 'green' non-sulfur bacteria, though it is not green.
		It lives by anoxygenic photosynthesis, similar to Chromatium in the New Pit at Mammoth.
	www.lpi.usra.edu /education/EPO/yellowstone2002/workshop/microbio3 (205 words)

	NASA Astrobiology Institute (Site not responding. Last check: 2007-10-10)
		I will present the results of the 2500 rRNA sequence depth survey of the mat, one of the largest environmental surveys conducted to date.
		The overall diversity is exceedingly high, and the consistent dominance with depth of the Green Non Sulfur bacteria is unexpected.
		I will also present some of the ongoing imaging of the microbial community structure revealed with laser confocal microscopy.
	nai.arc.nasa.gov /seminars/seminar_detail.cfm?ID=27&Vid=1 (179 words)

	Phylogenetic relationships of filamentous sulfur bacteria (Thiothrix spp. and Eikelboom type 021N bacteria) isolated ...
		Phylogenetic relationships of filamentous sulfur bacteria (Thiothrix spp.
		Many of these bacteria are difficult to maintain in axenic
		Consequently, morphology alone cannot be used to assign bacteria to the
	ijs.sgmjournals.org /cgi/content/abstract/49/4/1817 (549 words)

	Water Science & Technology 46:1-2 (2002) 111-114 - T. Kohno et al. - Characterization of type 1851 organism isolated ...
		Five orange pigmented filamentous strains of Eikelboom's type 1851 were isolated from bulking activated sludge, and were examined for their phylogenetic lineage, morphology, and physiology.
		The analysis of 16S rDNA sequence revealed that the isolates belong to Chloroflexus subdivision in green non sulfur bacteria.
		They shared most common features with type 1851, but the result of Gram stain was negative.
	www.iwaponline.com /wst/04601/wst046010111.htm (188 words)

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