ライフサイエンスコーパス: methanogenesis

1 nitiate anaerobic methane oxidation (reverse methanogenesis).

2 to a class of corrinoid proteins involved in methanogenesis).

3 BES (2-bromoethanesulfonate, an inhibitor of methanogenesis).

4 ure dechlorinating 1,2-DCP in the absence of methanogenesis.

5 ophic methanogens in absence of aceticlastic methanogenesis.

6 uent conversion into CH4 by hydrogenotrophic methanogenesis.

7 ed pathways included ribosome biogenesis and methanogenesis.

8 ing the genes necessary for hydrogenotrophic methanogenesis.

9 mphasizes the importance of the acetoclastic methanogenesis.

10 ganisms do not encode the genes required for methanogenesis.

11 wed co-occurring sulfate reduction, AOM, and methanogenesis.

12 in turn may impact global carbon cycling and methanogenesis.

13 f environmental perturbations that modulated methanogenesis.

14 ular carbon or a transcriptional response to methanogenesis.

15 d Fe(III), U(VI), and sulfate reduction, and methanogenesis.

16 growth with formate as an electron donor for methanogenesis.

17 the sulfur-containing cofactors required for methanogenesis.

18 the H(+) and Na(+) gradients resulting from methanogenesis.

19 ouples exergonic and endergonic reactions of methanogenesis.

20 ents to further the state of knowledge about methanogenesis.

21 yl, a proposed MCR catalytic intermediate of methanogenesis.

22 previously unknown path of electron flow in methanogenesis.

23 uction, and enhanced SO(4)(2-) reduction and methanogenesis.

24 ith the presence of genes for methylotrophic methanogenesis.

25 e, and decreased mRNA abundance for genes of methanogenesis.

26 is a hydride carrier cofactor functioning in methanogenesis.

27 nal bacterial pathway distinct from archaeal methanogenesis.

28 hway for hydrogenotrophic and methylotrophic methanogenesis.

29 oth the mechanism of "reverse" and "forward" methanogenesis.

30 of methane, principally by hydrogenotrophic methanogenesis.

31 on-derived formate is used by M. smithii for methanogenesis.

32 methane oxidation and in the initial step of methanogenesis.

33 onic acid) as the terminal methyl carrier in methanogenesis.

34 me of the cofactors normally associated with methanogenesis.

35 onic acid) is the terminal methyl carrier in methanogenesis.

36 ogens, PHX genes include those essential for methanogenesis.

37 and resulted in lower and constant rates of methanogenesis.

38 , expanding the range of substrates used for methanogenesis.

39 naerobic acetate oxidation at the expense of methanogenesis.

40 shift toward acetoclastic and methylotrophic methanogenesis.

41 bsequently, transitioned to acetogenesis and methanogenesis.

42 de reductase (Hdr), the terminal reaction of methanogenesis.

43 alf of CH(4) is produced microbially through methanogenesis.

44 by means of methyl-reducing hydrogenotrophic methanogenesis.

45 mechanism of each enzyme of hydrogenotrophic methanogenesis.

46 ng a coupling of overall pyrite formation to methanogenesis.

47 nd CO(2) by M. concilii via the acetoclastic methanogenesis.

48 xidation and -20 kJ/mol for hydrogenotrophic methanogenesis.

49 ce and number of functional genes related to methanogenesis.

50 impact on dechlorination, fermentation, and methanogenesis.

51 se (ArsM) or through the enzymes involved in methanogenesis.

52 biogeochemical processes of natural wetland methanogenesis.

53 tilled ethanol in beer, and hydrogenotrophic methanogenesis.

54 the same fluids, which may support anaerobic methanogenesis.

55 ral communities, including those involved in methanogenesis.

56 quantitative biomarkers of hydrogenotrophic methanogenesis: a coenzyme F(420)-reducing hydrogenase (

57 ated LCFA degradation proceed uncoupled from methanogenesis, accumulation of saturated LCFA can be ex

58 med that two genes required for acetoclastic methanogenesis, ackA and pta, were horizontally transfer

59 eater methane production and nine times more methanogenesis activity in oxygenated soils.

60 of nitrate-reduction, sulfate-reduction, and methanogenesis along the injection water flow path.

61 ~280 days, respectively, before the onset of methanogenesis, although lag phases were shorter with n-

62 up as methane (CH4) through hydrogenotrophic methanogenesis, an outcome that is undesired.

63 ence for the involvement of MCR in "reverse" methanogenesis (anaerobic oxidation of methane), we beli

64 oenzyme M reductase, an enzyme essential for methanogenesis and a possible target for sulfite.

65 nthesis of coenzyme M, a crucial cofactor in methanogenesis and aliphatic alkene metabolism.

66 Methanogenesis and anaerobic methane oxidation are impor

67 yme M reductase, the rate-limiting enzyme in methanogenesis and anaerobic methane oxidation, is respo

68 nzyme M reductase (MCR) is the key enzyme of methanogenesis and anaerobic methane oxidation.

69 isotopic signatures revealing both microbial methanogenesis and anaerobic oxidation of methane in the

70 e enzymes are required for both aceticlastic methanogenesis and carboxidotrophic acetogenesis.

71 nt 100 times larger injection of air stalled methanogenesis and caused drastic perturbation of the mi

72 anscripts associated with nitrogen fixation, methanogenesis and dissimilatory sulfate reduction exhib

73 electron acceptors other than oxygen (e.g., methanogenesis and fermentation) largely contribute to e

74 ocesses, including organohalide respiration, methanogenesis and H2 /CO2 reductive acetogenesis.

75 es and methanogenic production pathways fuel methanogenesis and how these processes are affected by v

76 his metabolic activity, which contributes to methanogenesis and human disease, has been known for ove

77 frican Americans, whereas those encoding for methanogenesis and hydrogen sulfide production were high

78 diploptene delta(13)C values as tracers for methanogenesis and methanotrophy, respectively.

79 drawdowns short-circuit connections between methanogenesis and methanotrophy, thereby increasing net

80 ) and its analogs are coenzymes required for methanogenesis and methylotrophy in specialized microorg

81 ons within methanogenesis as well as between methanogenesis and other cellular functions.

82 archaea provides insights into the origin of methanogenesis and shows that the strategies employed by

83 eadspace gases as an alternate tool to study methanogenesis and substrate use in particular.

84 position of organic matter leads to elevated methanogenesis and sulfate reduction, thereby increasing

85 rom deeper locations or the co-occurrence of methanogenesis and sulfate reduction.

86 M. washburnensis' could conduct methanogenesis and sulfur reduction independently.

87 termediate in the MCR-catalyzed last step in methanogenesis and the first proposed step in anaerobic

88 onse to oxidative stress in hydrogenotrophic methanogenesis and the presence of a dynamic selenoprote

89 s, including nearly all of those involved in methanogenesis and the Wood-Ljungdahl pathway.

90 ng Archaea developed the capacity to reverse methanogenesis and thereby to consume methane to produce

91 etate consumption), coupling of acetoclastic methanogenesis and two CO(2) reduction pathways, are the

92 ndleri shares the set of genes implicated in methanogenesis and, in part, its operon organization wit

93 ctor performance (i.e., nitrogen removal and methanogenesis) and microbiome in bioreactors are discus

94 reaction of dsrA (sulfate-reduction), mcrA (methanogenesis), and cat23 (oxygenation of aromatics) ge

95 o perform measurements of sulfate reduction, methanogenesis, and acetate oxidation with unprecedented

96 Changes in the kinetics of growth, methanogenesis, and methane gene transcription directed

97 markedly inhibited microbial MeHg formation, methanogenesis, and sulfate reduction, while it slightly

98 sm of glycans, amino acids, and xenobiotics; methanogenesis; and 2-methyl-d-erythritol 4-phosphate pa

99 a and some bacteria and has crucial roles in methanogenesis, antibiotic biosynthesis, DNA repair, and

100 can be used, provided side reactions such as methanogenesis are avoided.

101 nding by proteins involved in methylotrophic methanogenesis are discussed.

102 we present evidence that these two steps in methanogenesis are physically linked.

103 reconcile the dominance of acetogenesis over methanogenesis as an H2 sink in termite hindguts, sugges

104 Previous studies propose methanogenesis as the main metabolism.

105 ethanogenic Archaea examined to date rely on methanogenesis as their sole means of energy conservatio

106 demonstrates regulatory affiliations within methanogenesis as well as between methanogenesis and oth

107 carrying out preferentially hydrogenotrophic methanogenesis, as suggested by analysis of methane isot

108 d in dimethylsulfide- and methanol-dependent methanogenesis, as well as in methionine synthase.

109 Temporal dynamics of CO2 production and methanogenesis at -2 degrees C showed evidence of fundam

110 lts also suggest methane/alkane oxidation or methanogenesis at high temperature likely existed in a c

111 , there was no evidence for active microbial methanogenesis at the time of sampling.

112 timated H(2) threshold for hyperthermophilic methanogenesis at vents and highlight the need for coupl

113 o be specifically involved in methylotrophic methanogenesis, based on reduced growth and methanogenes

114 In this study, methanogenesis biomarkers for Methanospirillum hungatei

115 representing a range of processes--including methanogenesis, biosynthesis, transcription, translation

116 production is dominated by hydrogenotrophic methanogenesis but deep peat warming increased the delta

117 ial pressures, consistent with inhibition of methanogenesis by CO.

118 ts provide support for a hybrid mechanism of methanogenesis by MCR that includes both alkyl-Ni and ra

119 Methanogenesis by resting cells with pyruvate as the ele

120 re concurrent, any competitive inhibition of methanogenesis by sulfate-reducing bacteria may be lesse

121 We demonstrate that the optimum pH for methanogenesis by this organism is lower than that of an

122 ductase (MCR) catalyzes the terminal step in methanogenesis by using N-7-mercaptoheptanolyl-threonine

123 Methanogenesis can also occur in the sulfate-reducing se

124 oil biogeochemical models, is that microbial methanogenesis can only occur in anoxic habitats.

125 formate (two alternative electron donors for methanogenesis) can donate electrons to the heterodisulf

126 oenzyme M reductase (MCR), the key enzyme in methanogenesis, catalyzes methane formation from methyl-

127 due to prolonged higher WT and more optimal methanogenesis conditions.

128 of CO(2) to formate during hydrogenotrophic methanogenesis, constitutes the most ancient lineage.

129 ments where microbial sulphate reduction and methanogenesis converged.

130 ithin the environmental window for microbial methanogenesis, conversion to CH(4) should be considered

131 des experimental support for the notion that methanogenesis could have evolved from the reductive ace

132 diment depth, indicating that methylotrophic methanogenesis could potentially fuel AOM in this enviro

133 al descriptions of the isotopic signature of methanogenesis currently limit these attempts.

134 The rate of methanogenesis depended on the SAO bacteria present in t

135 Because methanogenesis developed before the oxygenation of Earth

136 Carbon dioxide-reducing methanogenesis developed later through the evolution of

137 lenetetrahydromethanopterin dehydrogenase, a methanogenesis enzyme, and sulfite reductase, a detoxifi

138 ample, a full complement of hydrogenases and methanogenesis enzymes was identified, including eight s

139 4) confirmed expression of many M. hungatei methanogenesis enzymes.

140 roducing a 100 day lag time for acetoclastic methanogenesis for oleate and EVO microcosms, the model

141 The methylotrophic methanogenesis found in the non-Euryarchaota distinguish

142 hic fixation of carbon and in the process of methanogenesis from acetate, and takes place at a unique

143 tron acceptors prevent sulfate reduction and methanogenesis from being energetically favorable.

144 420 (F420H2) is an essential intermediate in methanogenesis from CO2.

145 f years of microbial activity, including via methanogenesis from crude oil.

146 lated by MtbA to methylate coenzyme M during methanogenesis from dimethylamine.

147 Methanogenesis from dimethylsulfide requires the interme

148 protein functions as a CoM methylase during methanogenesis from DMS or MMPA.

149 ol metabolism, hydrogen metabolism, EET, and methanogenesis from dominant fermentative bacteria, Geob

150 electron donor, we isolate electron flow for methanogenesis from flux through Eha.

151 Indeed, H(2) via Eha stimulates methanogenesis from formate when intermediates are not o

152 During methanogenesis from H2 and CO2, F420H2 is provided by th

153 e in vivo roles of these genes in growth and methanogenesis from known substrates, we constructed and

154 ers of magnitude lower than other reports of methanogenesis from lighter crude oils.

155 Archaeoglobales performed methanogenesis from methanol and may exhibit adaptabilit

156 Cell suspension experiments showed that methanogenesis from methanol or from H(2)/CO(2) is block

157 itiation factors, amino acid metabolism, and methanogenesis from methanol, which was offset by a comp

158 Methanogenesis from methylamines requires the intermedia

159 Methanosarcina spp. begin methanogenesis from methylamines with methyltransferases

160 Methanogenesis from methylamines, probably stemming from

161 id:Coenzyme M methyltransferase specific for methanogenesis from methylamines.

162 Coenzyme M (CoM) is methylated during methanogenesis from monomethyamine in a reaction catalyz

163 that MMCP is the major corrinoid protein for methanogenesis from monomethylamine detectable in extrac

164 n Archaea, three methyltransferases initiate methanogenesis from the various methylamines, and these

165 The methyltransferases initiating methanogenesis from trimethylamine, dimethylamine and mo

166 s encoding the methyltransferases initiating methanogenesis from trimethylamine, dimethylamine, or mo

167 Discovery of the methanogenesis gene cluster methyl-coenzyme M reductase

168 Methanogenesis generally exhibited a lag phase in the mi

169 In methanogenic Archaea, the final step of methanogenesis generates methane and a heterodisulfide o

170 Changes in growth rate, methanogenesis, growth yield (Y(CH4)), and methane gene

171 mercaptoethanesulfonate (coenzyme M) during methanogenesis have also been shown to contain histidine

172 We report here a test of the "reverse-methanogenesis" hypothesis by genomic analyses of methan

173 Eha does not function stoichiometrically for methanogenesis, implying that electron bifurcation must

174 redictive model of global gene regulation of methanogenesis in a hydrogenotrophic methanogen, Methano

175 acetate in marine sediment, hydrogenotrophic methanogenesis in a laboratory batch reactor, anaerobic

176 In this study we investigate methanogenesis in a reflooded agricultural peatland in t

177 ons to estimate anaerobic CO2 production and methanogenesis in active layer (organic and mineral soil

178 To evaluate stimulating additional methanogenesis in already heavily biodegraded oil reserv

179 ent system were used to evaluate the role of methanogenesis in arsenic volatilization using methanoge

180 t still remain unanswered about aceticlastic methanogenesis in both Methanosaeta and Methanosarcina.

181 geted in order to fully understand microbial methanogenesis in CO(2) storage sites and its potential

182 Fuel ethanol releases can stimulate methanogenesis in impacted aquifers, which could pose an

183 threshold measurements for hyperthermophilic methanogenesis in low-temperature hydrothermal fluids fr

184 nnot catalyze the first step of acetoclastic methanogenesis in M. acetivorans.

185 methyltransferase enzyme MT2-A important for methanogenesis in Methanosarcina barkeri growing on meth

186 rs of magnitude lower than the expression of methanogenesis in most digesters, suggesting marginal ec

187 80% of methane fluxes could be attributed to methanogenesis in oxygenated soils.

188 from rice roots provide ideal conditions for methanogenesis in paddies with annual methane emissions

189 Further, enhanced EC may facilitate methanogenesis in postfire peatlands.

190 that this lineage mediated hydrogenotrophic methanogenesis in situ.

191 No data exist for rates of methanogenesis in sub-Antarctic marine sediments.

192 o omics data for dominant processes, such as methanogenesis in the bog, as well as novel survival str

193 n methylamine cycling, ultimately supporting methanogenesis in the deep biosphere.

194 by acetylene of reductive dechlorination and methanogenesis in the enrichment culture ANAS was observ

195 anol-blended fuel releases usually stimulate methanogenesis in the subsurface, which could pose an ex

196 reductase (MCR) catalyzes the final step of methanogenesis in which coenzyme B and methyl-coenzyme M

197 the critical methane-producing step (called methanogenesis) in the anaerobic decomposition of organi

198 n the energy conservation pathways linked to methanogenesis, including enzyme complexes involved in h

199 es encoding coenzyme F420-dependent steps of methanogenesis, including one of two formate dehydrogena

200 Under conditions of excess H2, biomass and methanogenesis increased exponentially and in parallel,

201 Thus, methylotrophy and methanogenesis involve common genes that cross the bacte

202 Microbial methanogenesis is a key biogeochemical process in the ca

203 Methanogenesis is a sink for inorganic carbon in zeroval

204 One conventional view is that methanogenesis is an ancestral metabolism of the class T

205 Methanogenesis is an ancient metabolism of key ecologica

206 Methanogenesis is an ancient metabolism that originated

207 Importantly, the minimum in methanogenesis is associated with a maximum in methanotr

208 Further knowledge about microbial methanogenesis is crucial to mitigate emissions, increas

209 methanol into the methylotrophic pathway of methanogenesis is mediated by the concerted effort of tw

210 A conceptual physical model of methanogenesis is proposed based on the evolution of the

211 Like most other forms of metabolism, methanogenesis is temperature-dependent.

212 Methanogenesis is the terminal step in the remineralizat

213 how these different isoforms participate in methanogenesis is unknown.

214 The close coupling between precipitation and methanogenesis is validated by climate simulations, whic

215 s to catalyze the first step of aceticlastic methanogenesis, it has long been assumed that the remain

216 l existence of a yet uncharacterized type of methanogenesis linked to short-chain alkane/fatty acid o

217 se B(12) extensively as a methyl carrier for methanogenesis, little is known about B(12) metabolism i

218 ne (SAM) protein MaMmp10, the product of the methanogenesis marker protein 10 gene in the methane-pro

219 oils, and iron-reduction-mediated effects on methanogenesis may be controlled by alpha- and beta-dive

220 Methanogenesis may have evolved during or before the Arc

221 e presence of novel metabolic pathways (e.g. methanogenesis, methylaspartate cycle) and the use of eu

222 methanogenesis, suggest that methylotrophic methanogenesis might be a later adaptation of specific o

223 tion from hydrogenotrophic to methylotrophic methanogenesis might have occurred.

224 Anaerobic oxidation of methane (AOM) and methanogenesis (MOG) primarily occur at the depth of the

225 ompound class, suggesting that the very slow methanogenesis observed was coupled to bitumen biodegrad

226 A minimum in inferred methanogenesis occurred during the mid-Holocene, which,

227 DIET might be the important mechanism on the methanogenesis of bioelectrochemical system, but also pr

228 indicated the insufficient representation of methanogenesis on the basis of Q10 values estimated from

229 ble isotopes for identifying and quantifying methanogenesis on the early planet.

230 twins and their mothers than components for methanogenesis or sulfate reduction and subsequently ana

231 al environments and conserved energy through methanogenesis or sulfur reduction.

232 of F420, an important hydride carrier in the methanogenesis pathway from H2 and CO2.

233 rated a similar abundance of methanogens and methanogenesis pathway genes in high and low methane emi

234 However, transcription of methanogenesis pathway genes was substantially increased

235 of a complete and divergent hydrogenotrophic methanogenesis pathway in a thermophilic order of the Ve

236 oduction from this organism was the dominant methanogenesis pathway in oxygenated soils.

237 fy a discrete set of rumen methanogens whose methanogenesis pathway transcription profiles correlate

238 of formate dehydrogenase-a key enzyme in the methanogenesis pathway.

239 identified to catalyse the final step of the methanogenesis pathway.

240 hod was developed and applied for monitoring methanogenesis pathways based on isotope labeled substra

241 antification of the relative contribution of methanogenesis pathways to methane production with a tim

242 to mixing between hydrogenotrophic and other methanogenesis pathways.

243 vidence for independent evolution of the two methanogenesis pathways.

244 ntent in the seeds and stems, and suppressed methanogenesis, possibly through a reduction in root exu

245 We show that methanogenesis proceeding at relatively high rates in ca

246 g proteins identified included components of methanogenesis, protein-modifying factors, and leucyl-tR

247 Identifying the key intermediate in methanogenesis provides fundamental insights to develop

248 provide predictions for the biomass-specific methanogenesis rates and the associated isotopic effects

249 nces in fuel-associated sulfate reduction or methanogenesis rates between ULSD, LSD, and HSD.

250 methanogenesis, based on reduced growth and methanogenesis rates of an hdrA1C1B1 mutant on methylotr

251 ties were amended with benzoate resulting in methanogenesis rates that were 110-fold greater.

252 steps, ammonification, sulfate respiration, methanogenesis, reductive acetogenesis and anoxygenic ph

253 ion of crack-filling microspar was driven by methanogenesis-related alkalinity accumulation.

254 nance and energy gain by carbon fixation and methanogenesis, respectively via a methyl-H(4)MPT interm

255 from hydrogenotrophic to partly acetoclastic methanogenesis, resulting in a large shift in the delta(

256 H(4)MPT intermediate, constituting the third methanogenesis route.

257 cetate oxidation coupled to hydrogenotrophic methanogenesis (SAO-HM) played an important role in the

258 e PMEZ samples with (13) C-labeled potential methanogenesis substrates found only (13) C-methylphosph

259 pport the ancient origin of hydrogenotrophic methanogenesis, suggest that methylotrophic methanogenes

260 GRIN model have revealed novel components of methanogenesis that included at least three additional p

261 in the growth rate and the onset of constant methanogenesis that occurred when culture densities reac

262 at TCP is uniquely involved in TMA-dependent methanogenesis, that this corrinoid protein is methylate

263 For decades, it was thought that methanogenesis, the ability to conserve energy coupled t

264 a key process in the global carbon cycle is methanogenesis, the biogenic formation of methane.

265 Methanogenesis, the biological production of methane, pl

266 ria in a variety of biochemical reactions in methanogenesis, the formation of secondary metabolites,

267 pathway still accounted for the majority of methanogenesis throughout the year.

268 yarchaeal orders as the former do not couple methanogenesis to carbon fixation through the reductive

269 or failure, two metrics had to be met: (a) a methanogenesis to fermentation ratio higher than 0.6 and

270 ift, pushing back the evolutionary origin of methanogenesis to predate that of the Euryarchaeota.

271 Archaea are the only organisms that use methanogenesis to produce energy and rely on the methyl-

272 All known methanogenic archaea depend on methanogenesis to sustain growth and use the reductive a

273 hanopterin S-methyltransferase, which linked methanogenesis to the Wood-Ljungdahl pathway for energy

274 g an increasing contribution of acetoclastic methanogenesis to total CH4 production with warming.

275 otosynthesis splits water into O2 and H, and methanogenesis transfers the H into CH4.

276 n coculture biofilms through both syntrophic methanogenesis (under anoxic conditions in darkness) and

277 r anoxic conditions in darkness) and abiotic methanogenesis (under oxic conditions in illumination) d

278 Microbial methanogenesis was indicated by the isotopic composition

279 Together, these results suggest that methanogenesis was laterally acquired by an ancestor of

280 sulfate or that were initially oxic, however methanogenesis was not observed in nitrate-amended contr

281 Methanogenesis was observed in duplicate microcosms that

282 icrocosms, indicating that acetate-utilizing methanogenesis was slower in the oleate and EVO than eth

283 ated compounds indicated that methylotrophic methanogenesis was the dominant methanogenic pathway; th

284 pathways, while in disease; fermentation and methanogenesis were predominant energy transfer mechanis

285 ough temperature sensitivities for bulk peat methanogenesis were similar between open-water (Q(10) =

286 tron bifurcation provide a complete model of methanogenesis where all necessary electron inputs are a

287 centrations up to 1 mg/L, MON inhibited only methanogenesis, whereas SAL did not impact any of the bi

288 d of undiscovered natural energy sources for methanogenesis, whereas the presence of single-subunit c

289 ancestral metabolism for archaebacteria and methanogenesis (which somehow then derives from it).

290 l temperatures may have reduced the rates of methanogenesis while elevating those of CH4 oxidation, t

291 o acyl-CoA synthesis, type VI secretion, and methanogenesis, while PE had a significant impact on KEG

292 Coupling abiotic methanogenesis with best estimates of Mars' delta(13)C h

293 orial scheme to intercoordinate key steps of methanogenesis with different processes such as motility

294 reduction of Fe(III), U(VI) and sulfate, and methanogenesis with growth and decay of multiple functio

295 ck substrate and product levels of microbial methanogenesis with just one instrument.

296 ngs challenge a widely held assumption about methanogenesis, with significant ramifications for globa

297 determined predominance of methanotrophy or methanogenesis, with soil temperature regulating the eco

298 lates, increased steadily after the onset of methanogenesis, with the 5:3 fluorotelomer carboxylate b

299 ide insight into the evolutionary history of methanogenesis within the Ca.

300 gh other researchers have invoked widespread methanogenesis within the sediments.