ライフサイエンスコーパス: methanogenic

1 ere strongest for two performance variables--methanogenic activity and substrate removal efficiency--

2 In this work, the influence of methanogenic activity in the initial conversion steps of

3 However, if methanogenic activity near the source zone is sufficient

4 Vapor intrusion would also be exacerbated if methanogenic activity results in sufficiently high press

5 nd to be optimal, which will likely suppress methanogenic activity without inhibitor addition.

6 relative importance of small areas of strong methanogenic activity, vs. larger areas with net CH4 upt

7 that arsenic volatilization correlated with methanogenic activity.

8 dictate interspecies interactions salient to methanogenic alkane mineralization.

9 trial and agricultural wastewater, including methanogenic anaerobic digestion, biological hydrogen pr

10 Strain PS of Methanococcus voltae (a methanogenic, anaerobic archaebacterium) was shown to ge

11 Methanogenic and methanotrophic archaea play important r

12 reductase (MCR), found in strictly anaerobic methanogenic and methanotrophic archaea, catalyzes the r

13 on was -15.0 +/- 0.7 per thousand under both methanogenic and nonmethanogenic conditions.

14 ent enzymes, which are otherwise specific to methanogenic and sulfate-reducing archaea and which have

15 Methanogenic and sulfate-reducing Archaea are considered

16 ed that DDE is dechlorinated to DDMU in both methanogenic and sulfidogenic microcosms and that DDD is

17 lized organotrophic Bacteria 'syntrophs' and methanogenic Archaea 'methanogens' form a unique metabol

18 idespread in all domains of life, existed in methanogenic archaea about 3.5 billion years ago.

19 bon synthesis by anaerobic microbes, such as methanogenic archaea and acetogenic bacteria.

20 g of pabB, and three genes conserved between methanogenic Archaea and Bacteria possessing H(4)MPT-lin

21 encoded by amber (TAG=UAG) codons in certain methanogenic archaea and bacteria.

22 eled precursors into the cofactor in growing methanogenic archaea and by subsequent NMR, matrix-assis

23 es the final step in methane biosynthesis by methanogenic archaea and contains a redox-active nickel

24 ss this question, we prepared SerRS from two methanogenic archaea and measured the enzymatic properti

25 tetrahydromethanopterin reductase (MER) from methanogenic archaea and with several hypothetical prote

26 All methanogenic archaea apparently share this pathway, prov

27 Hydrogenotrophic methanogenic Archaea are defined by an H2 requirement fo

28 Methanogenic archaea are major players in the global car

29 dy, electron flow and energy conservation in methanogenic Archaea are still not thoroughly understood

30 ch-off occurs in diazotrophic species of the methanogenic Archaea as well.

31 , 3-NOP is demonstrated to inhibit growth of methanogenic archaea at concentrations that do not affec

32 Methanogenic archaea begin the production of this essent

33 ylTSBCD gene order is maintained not only in methanogenic Archaea but also in a distantly related Gra

34 een transformed with the pylTSBCD genes from methanogenic Archaea can incorporate endogenously biosyn

35 ed key populations of SUP05, Aquificales and methanogenic archaea carrying out important transformati

36 Methyl-coenzyme M reductase (MCR) from methanogenic archaea catalyzes the final step in the bio

37 Methyl-coenzyme M reductase (MCR) from methanogenic archaea catalyzes the final step of methane

38 Psychrophilic methanogenic Archaea contribute significantly to global

39 ajor source of global methane emissions, and methanogenic archaea could be detected in all spatial co

40 Mycorrhizal fungi and methanogenic archaea decreased in relative abundance wit

41 Thus, methanogenic archaea developed a strategy for sulfur inc

42 All methanogenic Archaea examined to date rely on methanogen

43 1.2 MDa F420-reducing hydrogenase (Frh) from methanogenic archaea from only 320,000 asymmetric units.

44 Methanogenic archaea have been shown to be present withi

45 gnificantly higher numbers of H(2)-utilizing methanogenic Archaea in obese individuals than in normal

46 th relatively high numbers of H(2)-utilizing methanogenic Archaea in the gastrointestinal tract of ob

47 The microbial production of methane by methanogenic archaea is dependent on the synthesis of th

48 Several methanogenic archaea lack cysteinyl-transfer RNA (tRNA)

49 oteins of as-yet unassigned functions in the methanogenic archaea Methanobacterium thermoautotrophicu

50 The methanogenic archaea Methanocaldococcus jannaschii and M

51 extracellular cell wall sheaths encasing the methanogenic archaea Methanosaeta thermophila PT are fun

52 the microbiome and that a specific group of methanogenic archaea of the order Methanomicrobiales is

53 f acetogenic bacteria on CO2 and hexoses and methanogenic Archaea on CO2.

54 Synthesis of cysteinyl-tRNA(Cys) in methanogenic archaea proceeds by a two-step pathway in w

55 Our study and others with methanogenic archaea reporting multiple mRNAs arising fr

56 reenhouse gas methane, which is generated by methanogenic archaea residing in ruminant digestive trac

57 A subset of methanogenic archaea synthesize the cysteinyl-tRNA(Cys)

58 se (ACDS) complex plays an important role in methanogenic Archaea that convert acetate to methane, by

59 We found that methanogenic archaea that utilize Pyl have few genes tha

60 chanism that is utilized by hydrogenotrophic methanogenic Archaea to generate low-potential electrons

61 The potential for methanogenic archaea to support the degradation of organ

62 Methanogenic archaea use a [NiFe]-hydrogenase, Frh, for

63 Although methanogenic archaea use B(12) extensively as a methyl c

64 Methanogenic archaea utilize a specific pathway in their

65 id), a compound previously found only in the methanogenic Archaea where it serves as a methyl group c

66 letion of 13C (a biogeochemical signature of methanogenic Archaea) in 2,700 Myr old kerogens independ

67 erating metabolism are characteristic of the methanogenic Archaea, and the results show that their re

68 ecursor to the modified folates found in the methanogenic archaea, has been elucidated for the first

69 nd CO2, catalyzed by syntrophic bacteria and methanogenic archaea, is thought to be one of the domina

70 ramA homologs were identified in genomes of methanogenic Archaea, often encoded near methyltrophic m

71 have been identified in the genomes of known methanogenic archaea, suggesting that bacteria and archa

72 late analog involved in the C1 metabolism of methanogenic archaea, sulfate-reducing archaea, and meth

73 In methanogenic Archaea, the final step of methanogenesis g

74 At those depths we have discovered methanogenic archaea, the in situ metabolism of which ac

75 ol ratio, an indicator of contributions from methanogenic archaea, together with the BIT and TEX86 pr

76 in methane formation from H(2) and CO(2) in methanogenic archaea.

77 arrier coenzyme methanopterin present in the methanogenic archaea.

78 ciated with a diversity of bacteria and some methanogenic archaea.

79 (1) carrier coenzyme first identified in the methanogenic archaea.

80 ke Verrucomicrobia, Acidobacteria, OP10, and methanogenic Archaea.

81 al phylotypes, as well as hydrogen-consuming methanogenic archaea.

82 ntermediate in methanopterin biosynthesis in methanogenic archaea.

83 ric methane and harbour a large diversity of methanogenic Archaea.

84 key coenzyme in the one-carbon metabolism of methanogenic Archaea.

85 onservation and metabolic versatility in the methanogenic Archaea.

86 ed F420, used, respectively, in bacteria and methanogenic archaea.

87 other resembling SerRSs present only in some methanogenic archaea.

88 ophosphate (PRPP) in M. jannaschii and other methanogenic archaea.

89 nature occur during production of methane by methanogenic archaea.

90 transcriptional regulatory mechanism in the methanogenic Archaea.

91 twork with other heritable Bacteria and with methanogenic Archaea.

92 tructure of a distinct class of Ni-CODH from methanogenic archaea: the alpha(2)epsilon(2) component f

93 Methanogenic archaeal homoaconitases and fungal homoacon

94 so possess a [3Fe-4S] cluster similar to the methanogenic archaeal ThiI.

95 The methanogenic archaean Methanococcus maripaludis can use

96 f autotrophic acetyl-CoA biosynthesis in the methanogenic archaebacteria.

97 A methanogenic archaeon isolated from deep-sea hydrotherma

98 viously associated with the cobY gene of the methanogenic archaeon Methanobacterium thermoautotrophic

99 the same holds true for the c ring from the methanogenic archaeon Methanobrevibacter ruminantium, wh

100 In the case of the methanogenic archaeon Methanocaldococcus jannaschii as w

101 ow that ORF MJ1117 of the hyperthermophilic, methanogenic archaeon Methanocaldococcus jannaschii enco

102 The methanogenic archaeon Methanococcoides burtonii contains

103 ation of a DNA primase from the thermophilic methanogenic archaeon Methanococcus jannaschii (Mjpri).

104 of nitrogen fixation, or switch-off, in the methanogenic archaeon Methanococcus maripaludis does not

105 Nitrogen assimilation in the methanogenic archaeon Methanococcus maripaludis is regul

106 lation of nitrogenase, or switch-off, in the methanogenic archaeon Methanococcus maripaludis requires

107 nts were generated for the hydrogenotrophic, methanogenic archaeon Methanococcus maripaludis S2 using

108 In the methanogenic archaeon Methanococcus maripaludis, growth

109 Using the methanogenic archaeon Methanococcus maripaludis, we show

110 nif (nitrogen fixation) gene cluster in the methanogenic archaeon Methanococcus maripaludis.

111 d the regulation and function of glnA in the methanogenic archaeon Methanococcus maripaludis.

112 to address transcriptional regulation in the methanogenic Archaeon Methanococcus maripaludis.

113 ile genetic manipulation of the slow-growing methanogenic archaeon Methanosarcina acetivorans Introdu

114 ctrometric characterization of McrA from the methanogenic archaeon Methanosarcina acetivorans lacking

115 Here, we study the methanogenic archaeon Methanosarcina acetivorans using a

116 formatics study, the protein MA4561 from the methanogenic archaeon Methanosarcina acetivorans was ori

117 In the methanogenic archaeon Methanosarcina barkeri Fusaro, the

118 ro and recombined onto the chromosome of the methanogenic archaeon Methanosarcina barkeri.

119 Open reading frame (ORF) Mm2058 of the methanogenic archaeon Methanosarcina mazei strain Go1 wa

120 The cbiZ gene of the methanogenic archaeon Methanosarcina mazei strain Gol wa

121 in the hsp70(dnaK) locus of the mesophilic, methanogenic archaeon Methanosarcina mazeii.

122 structures of phosphotransacetylase from the methanogenic archaeon Methanosarcina thermophila in comp

123 s identified, cloned, and sequenced from the methanogenic archaeon Methanosarcina thermophila TM-1.

124 ic anhydrase has been characterized from the methanogenic archaeon Methanosarcina thermophila.

125 cterium Syntrophobacter fumaroxidans and the methanogenic archaeon Methanospirillum hungatei.

126 nosarcina acetivorans strain C2A is a marine methanogenic archaeon notable for its substrate utilizat

127 ypertheromphilic, strictly hydrogenotrophic, methanogenic archaeon of ancient lineage isolated from a

128 This methanogenic archaeon possesses two oxaloacetate-synthes

129 Methanococcus maripaludis is a methanogenic archaeon that contains a high amount of pro

130 Methanothermobacter marburgensis is a methanogenic archaeon that thrives under anaerobic condi

131 terium, Bacteroides thetaiotaomicron and the methanogenic archaeon, Methanobrevibacter smithii.

132 thod for in vivo transposon mutagenesis of a methanogenic archaeon, Methanosarcina acetivorans C2A, w

133 genome-wide RNA processing sites (PSSs) in a methanogenic archaeon.

134 in sulfate- and Fe(III)-reducing as well as methanogenic bacteria.

135 rom land plants surrounding the lake or from methanogenic bacteria.

136 culated with a previously described enriched methanogenic benzene-degrading consortium.

137 naerobic digesters, has not been explored in methanogenic biocathodes.

138 e known range of hydrocarbons susceptible to methanogenic biodegradation in petroleum-impacted anaero

139 Our data imply a common methanogenic biodegradation mechanism in subsurface degr

140 erized the microbial communities involved in methanogenic biodegradation of whole naphtha (a bitumen

141 rm of methane, based on accelerating natural methanogenic biodegradation, may offer a route to econom

142 The cathode microbial community of a methanogenic bioelectrochemical system (BES) is key to t

143 Methanogenic bioelectrochemical systems (BESs), which co

144 For example, the process stability of methanogenic bioreactors containing well-defined trophic

145 echanism accounts for 10-90% of the measured methanogenic biotransformation, suggesting that other ac

146 ibition of methyl-CoM reductase in otherwise methanogenic cell extracts.

147 under varying respiratory, fermentative and methanogenic coculture conditions in chemostats.

148 bound in exopolysaccharide aggregates during methanogenic coculture.

149 Cu is also found in the methanogenic CODH/ACS from Methanosarcina thermophila.

150 iosynthesis or the 2-oxosuberate pathway for methanogenic coenzyme B biosynthesis.

151 in modifications and for the biosynthesis of methanogenic coenzyme B.

152 odiester bond in coenzyme F(420), one of the methanogenic coenzymes, has been established in the meth

153 two of the enzyme activities and one of the methanogenic coenzymes.

154 however, little is known about whether these methanogenic communities are distinct from those in the

155 hese results demonstrate that hydrogen-based methanogenic communities do occur in Earth's subsurface,

156 -associated populations, this study enriched methanogenic communities with propionate, butyrate, benz

157 xperimentally tested these predictions using methanogenic communities, for which efficient resource u

158 Lastly, limited methanogenic community dynamics pointed to a nonselectiv

159 The methanogenic community in smooth mats was dominated by h

160 rium with NH4(+), is a toxic compound to the methanogenic community, which limits the organic loading

161 Under methanogenic conditions (i.e. groundwater and wastewater

162 that crude-oil hydrocarbon degradation under methanogenic conditions in the laboratory mimics the cha

163 e biologically active reactors simulated the methanogenic conditions that develop in all landfills, p

164 t from iron-reducing to sulfate-reducing and methanogenic conditions.

165 ine in the microcosms established to promote methanogenic conditions.

166 sidered recalcitrant to biodegradation under methanogenic conditions.

167 sms and in microcosms established to promote methanogenic conditions.

168 mentative/sulfate-reducing, and fermentative/methanogenic conditions.

169 d SAL were stable under nitrate-reducing and methanogenic conditions.

170 To elucidate this process, a methanogenic consortium capable of mineralizing long-cha

171 r this purpose we characterized an anaerobic methanogenic culture enriched with MTBE as the sole carb

172 e to benzene with a second benzene-degrading methanogenic culture would completely detoxify chloroben

173 ae in the Firmicutes were predominant in the methanogenic cultures.

174 ng microbial reductive dechlorination by the methanogenic cultures.

175 teria and Archaea play a pivotal role during methanogenic degradation of organic matter in natural an

176 inoculated with an enriched hydrogenotrophic methanogenic (EHM) culture, developed from the MM cultur

177 ulfovibrio to adapt to naturally fluctuating methanogenic environments, we studied Desulfovibrio alas

178 tains Desulfovibrio in naturally fluctuating methanogenic environments.

179 necessary for serylation specificity by the methanogenic enzyme.

180 H(2))-dependent changes in the levels of two methanogenic enzymes (MTD and HMDX) were as expected, an

181 ce of massive Siberian volcanism, enabling a methanogenic expansion by removal of nickel limitation.

182 y have been strictly anaerobic and typically methanogenic for much of their history, this may not hol

183 Sequences related to halotolerant methanogenic genera Methanohalophilus and Methanolobus w

184 enzyme A synthetase) and ADP-Acs, the extant methanogenic genus Methanosarcina is the only identified

185 aerobic mixed microbial culture occurring in methanogenic granular sludge was able to biocatalyze the

186 olids requires rapid hydrolysis and enhanced methanogenic growth rates, which can be achieved through

187 elevated hydrogen levels (thereby enhancing methanogenic growth) and use of formate as the main elec

188 nmental niches for Hg methylation, including methanogenic habitats such as rice paddies, the animal g

189 C18-LCFA, in the presence or absence of the methanogenic inhibitor bromoethanesulfonate (BrES).

190 a pH of 5.5 and circumvented the addition of methanogenic inhibitors.

191 during anaerobic reductive dehalogenation in methanogenic laboratory microcosms.

192 f methanogens that are interspersed with non-methanogenic lineages.

193 of tRNA from the Methanococci, a lineage of methanogenic marine euryarchaea that grow over an unusua

194 ate kinases (ADKs) from four closely related methanogenic members of the Archaea (the mesophile Metha

195 (adkA) were cloned from four closely related methanogenic members of the Archaea: the mesophile Metha

196 In this study, methanogenic mesocosms with arsenic-bearing ferric iron

197 Arsenic volatilization was highest in methanogenic mesocosms, but represented <0.02% of the to

198 e bottom 3% of GISP2, most likely because of methanogenic metabolism in the underlying silty ice, fol

199 hree-component system with similarity to the methanogenic methanol, methylamine, and methanethiol met

200 Genes encoding methanogenic methylamine methyltransferases all contain

201 l), which reduces the probability of current methanogenic microbial activity on Mars and limits the r

202 ividual droplet microbiomes revealed complex methanogenic microbial communities actively degrading th

203 igate mutualism between sulfate-reducing and methanogenic microorganisms that have no known history o

204 rocks in Idaho are related to hydrogen-using methanogenic microorganisms.

205 , we show that reductive dechlorination by a methanogenic, mixed culture was significantly inhibited

206 tion of a biocathode inoculated with a mixed methanogenic (MM) culture to a biocathode inoculated wit

207 l group which is peripherally related to the methanogenic orders Methanomicrobiales and Methanosarcin

208 ulfur methyltransferases from acetogenic and methanogenic organisms, benzimidazole is dissociated fro

209 r copper in the CODH/ACS from acetogenic and methanogenic organisms.

210 s the final step in methane synthesis in all methanogenic organisms.

211 Without a methanogenic partner, accumulation of H(2)and formate re

212 e capacity to adapt to the metabolism of its methanogenic partners, as shown by its differing gene ex

213 y and syntrophic conditions with alternative methanogenic partners, Methanococcus maripaludis and Met

214 results present the first quantification of methanogenic pathway (fmc values) dynamics for a continu

215 for electron bifurcation, which renders the methanogenic pathway cyclic, and as such requires the re

216 RNA levels for genes encoding enzymes of the methanogenic pathway that reduce or oxidize the electron

217 had lower CH4 emissions, a different primary methanogenic pathway, and greater CH4 oxidation than did

218 with methanol involves a previously unknown methanogenic pathway, in which oxidation of acetate to a

219 e, like H(2), is closely integrated into the methanogenic pathway.

220 -based calculations to quantify the specific methanogenic pathways in a two-stage experimental biogas

221 each other and from previously characterized methanogenic pathways.

222 trates to methane via at least four distinct methanogenic pathways.

223 H4MPT(+), which serves as a CO2 'carrier' in methanogenic pathways.

224 mitation, suggesting a genetic basis for the methanogenic phenotype.

225 By investigating methanogenic populations, we identified the multidimensi

226 The results from lab-scale methanogenic reactors showed that this step accounts for

227 chaeal gene families that were acquired by a methanogenic recipient from eubacteria.

228 d two geochemically divergent but putatively methanogenic regions of Yellowstone National Park to inv

229 ferrous iron indicate iron reduction in the methanogenic sediments below the newly established sulfa

230 In particular, the methanogenic SerRS relies on G1:C72 identity and on the

231 aluated by batch experiments using anaerobic methanogenic sludge and based on mass balance analysis o

232 ometer-size magnetite (Fe3O4) particles to a methanogenic sludge enhanced (up to 33%) the methane pro

233 in peripheral and central metabolism between methanogenic species.

234 nsformation mechanisms of 20 OMPs during the methanogenic step of AD with a focus on the role of acet

235 ng biochemical evidence indicating that each methanogenic substrate has specific methyltransfer enzym

236 mpletely unable to grow on formate as a sole methanogenic substrate.

237 arkeri expresses catabolic enzymes for other methanogenic substrates such as monomethylamine.

238 at both mtaA1 and mtbA were expressed on all methanogenic substrates tested.

239 Bivalves host archaeal methanogenic symbionts carrying out preferentially hydro

240 ays (sulfate amended) to more than 100 days (methanogenic) were observed prior to activity.