ライフサイエンスコーパス: N2

1 N2 -fixing N. azollae, we conclude, dominated the microb

2 N2 elimination from monocyclic 1,2,3-triazoles can gener

3 N2 is the terminal cluster of the enzyme's intramolecula

4 N2 O was not detectably released from surface-sterilized

5 N2 reduction to NH3 is essential to the chemical industr

6 N2-fixing symbionts progressively outcompete isogenic no

7 The square pyramidal Fe(0)(N2)(P4N2) complex catalyzes the conversion of N2 to N(Si

8 e thermodynamic N2 binding affinity at Fe(0)(N2)(P4N2).

9 nuNN up to 172 cm(-1)), decreases the Fe(0)-N2 redox potential, polarizes the N-N bond, and enables

10 nd electronic changes that occur in an Fe(0)-N2 unit (Fe(depe)2(N2); depe = 1,2-bis(diethylphosphino)

11 ge, {K(crypt)}2{[(R2N)3Sc]2[mu-eta(1):eta(1)-N2]} (crypt = 2.2.2-cryptand, R = SiMe3), has been isola

12 med {K(crown)}2{[(R2N)3Sc]2[mu-eta(1):eta(1)-N2]}.

13 ur saponins, named licoricesaponins M3 (13), N2 (14), O2 (16) and P2 (18), have been characterized.

14 (15) N2 incorporation was active in ferns with N. azollae but

15 The application of this strategy to a (15) N2 -diazirine-containing choline derivative demonstrates

16 erivative demonstrates the potential of (15) N2 -diazirines as molecular imaging tags for biomedical

17 As recently reported, (15) N2 -diazirine can be hyperpolarized by the SABRE-SHEATH

18 af tissue under simulated sunlight, and [(15)N2]DNAN yielded (15)NO2(-) in leaves.

19 es that occur in an Fe(0)-N2 unit (Fe(depe)2(N2); depe = 1,2-bis(diethylphosphino)ethane) upon the ad

20 es of formula [A2Ln(THF)x]2[mu-eta(2):eta(2)-N2] (Ln = Sc, Y, and lanthanides; x = 0, 1; A = anionic

21 Horizon oil spill using a combination of (29)N2 and (30)N2 production (isotope pairing), denitrificat

22 spill using a combination of (29)N2 and (30)N2 production (isotope pairing), denitrification potenti

23 using a gas mixture of 66% O2, 25% CO2 and 9%N2.

24 sun illumination, at 60 degrees C, and in a N2 atmosphere.

25 N-back task accuracy (N2 and N3) improved after real-rTMS (and not after sham-

26 lites: 6-hydroxymelatonin (6-OHM), N1-acetyl-N2-formyl-5-methoxykynuramine (AFMK), N-acetylserotonin

27 independently affected by nutrient addition (N2-fixation), modified herbivory (sediment organic matte

28 increased denitrification potential affected N2 O fluxes under WTL conditions.

29 They are responsible for up to 50% of all N2 released from marine ecosystems into the atmosphere a

30 ng magnetic exchange coupling provided by an N2(3-) radical bridging ligand results in a series of di

31 ed arginase 1 (72.5% +/- 12%), suggesting an N2 phenotype.

32 The iron complex is in equilibrium with an N2-free species.

33 colonization, root phosphatase activity and N2 fixation increased in the N2 fixers, allowing them to

34 cifically inhibited AOB growth, activity and N2 O production.

35 rom silicon kerf in two atmospheres: air and N2, under a regime of no-diffusion-limitation.

36 characterized in cryogenic matrices (Ar and N2 ).

37 was minor for CO2 emissions, whereas CH4 and N2 O fluxes displayed strong and asynchronous seasonal d

38 ion and ebullition fluxes of CO2 , CH4 , and N2 O from a restored emergent marsh ecosystem.

39 rconversions of H(+)/H2, O2/H2O, CO2/CO, and N2/NH3, is an ongoing challenge.

40 ient cycling, including pathways for CO2 and N2 fixation, anaerobic respiration, sulfur oxidation, fe

41 HG transport, accounting for >99% of CO2 and N2 O emissions, and 71% of CH4 emissions.

42 We found that growth and N2-fixation of the ubiquitous cyanobacterium Trichodesmi

43 EFC) that is able to produce NH3 from H2 and N2 while simultaneously producing an electrical current.

44 gh dry weather decreased NO3(-) leaching and N2 O emissions in isolation, 2-year cumulative N losses

45 ectron tomography reconstruction methods and N2 adsorption for determining the fractal dimension for

46 ource availability (via N mineralization and N2 fixation) and (ii) elevated resource use efficiency,

47 sequences in the SH3 domain to yield N1- and N2-Src.

48 Adding N2O and N2 effluxes to catchment nitrogen output not only reduce

49 Gaseous N2O and N2 effluxes, dissolved N2O flux, and traditionally measu

50 aggregated N loss (sum of NO3(-) , NH3 , and N2 O, totaling 84 kg N/ha); (ii) UI in rice-paddy system

51 The remaining six accumulated NO and N2 O to varying degrees and genome sequencing of four in

52 growth and turnover of nitric oxide (NO) and N2 O at low cell densities of Nitrosomonas europaea (AOB

53 esis that AOB dominate ammonia oxidation and N2 O production under conditions of high inorganic ammon

54 sms in the latter, but ammonia oxidation and N2 O production were directly linked in all treatments.

55 In unamended soils, ammonia oxidation and N2 O production were lower and resulted mainly from ammo

56 understanding of soil N cycling pathways and N2 O production.

57 nsembles to predict jointly productivity and N2 O emissions at field scale is discussed.

58 erest in water splitting, CO2 reduction, and N2 fixation.

59 ains, cell-specific rates of NO turnover and N2 O production reached maxima near O2 half-saturation c

60 ction model errors predicted both yields and N2 O emissions within experimental uncertainties for 44%

61 imental uncertainties of observed yields and N2 O emissions.

62 The AOA N2 O yield relative to nitrite produced was half that of

63 ional analysis show that 2'-O methylation at N2, another abundant mRNA modification, is also detrimen

64 inuously analyzing the amount of atmospheric N2 in static environmental chambers with Raman gas spect

65 the highest turnover number of any Fe-based N2 silylation catalyst to date (up to 65 equiv N(SiMe3)3

66 Biological N2 fixation is a major input of bioavailable nitrogen, w

67 le analytical approach to measure biological N2 fixation rates directly without a proxy or isotopic l

68 This novel source of biological N2 fixation has fundamental implications for understandi

69 mino acids did not significantly affect bulk N2 fixation rates, N2 fixation was enhanced by amino aci

70 of these nanocomposites are characterized by N2 adsorption-desorption isothermal analysis and thermal

71 D s of accessible pores estimated by N2 desorption is greater than that for N2 adsorption for

72 itions, both 1D (C4 N2 H14 )SnBr4 and 0D (C4 N2 H14 Br)4 SnBr6 can be prepared in high yields.

73 ratios and reaction conditions, both 1D (C4 N2 H14 )SnBr4 and 0D (C4 N2 H14 Br)4 SnBr6 can be prepar

74 )(H)x systems that are active for catalytic N2 -to-NH3 conversion.

75 ar iron hydrides as precursors for catalytic N2 -to-NH3 conversion.

76 hey have not been shown to mediate catalytic N2-to-NH3 conversion (N2RR), nor have M-NxHy complexes b

77 Photolysis of 1 at 470 or 530 nm caused N2 elimination and generation of a nitrido species that

78 es are seen in CCMM membranes for CO2 /CH4 , N2 /CH4 , He/CH4 , and H2 /CH4 separations.

79 lfur clusters in complex I, [4Fe-4S] cluster N2.

80 We thus exclude cluster N2, despite its proton-coupled electron transfer chemist

81 lidene (BAC) to provide PhB((i)Pr2Im)3Fe(CN)(N2)(BAC).

82 degrees C and 0.15 bar), extraordinary CO2 /N2 selectivities (98-205 at 25 degrees C), and excellent

83 ions with CO2 permeance of 1,020 GPU and CO2/N2 selectivity as high as 680, demonstrating its potenti

84 ile coating process for highly efficient CO2/N2 separation under wet conditions.

85 es with both high CO2 permeance and high CO2/N2 selectivity, especially under wet conditions, is a ch

86 8 Robeson upper bounds for O2/N2, H2/N2, CO2/N2, H2/CH4 and CO2/CH4, with the potential for biogas pu

87 At 0.15 bar CO2 partial pressure, the CO2/N2 selectivity was 49 (corresponding to 91% purity of th

88 n the ecophysiology and SNF rate of a common N2 -fixing tree in eastern US forests.

89 Nylon/LLDPE pouches containing N2 are the most suitable packaging for preserving the ke

90 dry-wet sequence decreased 2-year cumulative N2 O emissions while the wet-dry sequence increased 2-ye

91 wet-dry sequence increased 2-year cumulative N2 O emissions.

92 omic differences concentrated in CDR3's N1-D-N2 region, which allowed the prediction of public and pr

93 ERPs revealed decreased N2 amplitudes reflecting poorer response selection for b

94 ethods can presumably also be used to detect N2 fluxes by denitrification from ecosystems to the atmo

95 targeting the amino nitrogen of guanine (dG-N2) provides direct evidence for Watson-Crick (G)N2H2...

96 ements of population abundances, dinitrogen (N2) fixation, mortality, productivity, export and transc

97 products nitrous oxide (N2O) and dinitrogen (N2) represent often-unmeasured fluxes that may close the

98 enase catalyzes the reduction of dinitrogen (N2) to two ammonia (NH3) at its active site FeMo-cofacto

99 pated to influence the growth of dinitrogen (N2)-fixing phytoplankton, which contribute a large fract

100 nzyme known to be able to reduce dinitrogen (N2) to ammonia (NH3), is irreversibly damaged upon expos

101 Nitrogenase reduces dinitrogen (N2) to ammonia in biological nitrogen fixation.

102 We hypothesized that dinitrogen (N2 )- and non-N2 -fixing tropical trees would have disti

103 ed inhibitor of AOB, was used to distinguish N2 O production resulting from archaeal and bacterial am

104 task-related frontal activation (left DLPFC, N2>N0), which disappeared after real-rTMS.

105 FVP of 5-aryltetrazoles can result in double N2 elimination with formation of arylcarbenes or of hete

106 s and biological pathways regulating dryland N2 O emissions, and discuss how these processes will res

107 Elevated N2 pressures (>1 atm) have a dramatic effect on catalysi

108 Yield-scaled N2 O emissions (N2 O emissions divided by crop yields) were ranked accur

109 N-depleted surface waters, which encourages N2 fixation, the dominant N input to the ocean.

110 LDH nanosheets, which significantly enhances N2 chemisorption and thereby promotes NH3 formation.

111 dissociation activation energy to be 4.74 eV/N2, with Fe as the active site on the surface.

112 In both experiments, N2 O production decreased when AMF hyphae were present b

113 esis and characterization of new P2(P'Ph) Fe(N2 )(H)x systems that are active for catalytic N2 -to-NH

114 Here we show that a nitrogen-fixing Fe-N2 catalyst can be protonated to form a neutral Fe(NNH2)

115 es derived from the direct protonation of Fe-N2 and Fe-CN species at the terminal N atom (e.g., Fe ho

116 tivity profiles of early stage protonated Fe-N2 and Fe-CN species.

117 These same Fe-N2 and Fe-CN systems are functionally active for N2-to-N

118 remarkably short Fe-N (1.859 A) and long FeN-N2 (1.246 A) distances, while the FT-IR spectra show an

119 uency (2019 cm(-1)), suggesting that the FeN-N2 bond is particularly weak.

120 ONALE: Estimating the probability of finding N2 or N3 (prN2/3) malignant nodal disease on endobronchi

121 row aerobically and diazotrophically (fixing N2 to grow) while containing functional nitrogenase.

122 ed gases with a precision better than 1% for N2, O2, CO2, He, Ar, 2% for Kr, 8% for Xe, and 3% for CH

123 nd Fe-CN systems are functionally active for N2-to-NH3 and CN-to-CH4/NH3 conversion, respectively, wh

124 and to a lesser and more variable extent for N2 O emissions.

125 ifics and whether the intimate mechanism for N2-to-NH3 conversion involves a distal pathway, an alter

126 rval above this minimum CO2 mixing ratio for N2 fixation rate calculations.

127 phic denitrification was the main source for N2 O production, and was not impacted by the application

128 suggest potential mitigation strategies for N2 O emissions from fertilised agricultural soils.

129 ed by N2 desorption is greater than that for N2 adsorption for each linear section of each tested sam

130 identify the relative contributions of four N2 O pathways including nitrification, nitrifier-induced

131 Data from N2 -physisorption and rotation electron diffraction prov

132 entical withN species have been derived from N2.

133 position plots and turned the mesocosms from N2 O sinks to N2 O sources, but had little influence on

134 We demonstrate the synthesis of NH3 from N2 and H2O at ambient conditions in a single reactor by

135 The Haber-Bosch method of NH3 synthesis from N2 and H2 is notoriously energy intensive.

136 ndance and biomass) and ecosystem functions (N2-fixation, denitrification, extracellular polymeric su

137 r) = (0.094 +/- 0.002) cm(-1)/bar and gammap(N2) = (0.112 +/- 0.003) cm(-1)/bar have been determined.

138 ectable amounts of the strong greenhouse gas N2 O.

139 es the desired sulfonyl amidines, generating N2 and CO2 as the only reaction byproducts.

140 h the nitrite pathway (NH4(+) --> NO2(-) --> N2) is favorable for wastewater treatment plants without

141 his, a charge of 60 mC was passed across H2 /N2 EFCs, which resulted in the formation of 286 nmol NH3

142 model was validated experimentally with H2, N2, Ar and CH4 on three classes of microporous materials

143 the 2008 Robeson upper bounds for O2/N2, H2/N2, CO2/N2, H2/CH4 and CO2/CH4, with the potential for b

144 the family of Prussian blue analogues (C3 H5 N2 )2 K[M(CN)6 ], where C3 H5 N2 is the imidazolium ion

145 alogues (C3 H5 N2 )2 K[M(CN)6 ], where C3 H5 N2 is the imidazolium ion and M=Fe, Co, undergo two phas

146 te collision cross sections (Omega) with He, N2, Ar, CO2, and N2O were measured for the 20 common ami

147 seedling experiment: the N2 fixer with high N2 fixation and root phosphatase activity grew best on o

148 oxidising archaea (AOA), due to their higher N2 O yield under oxic conditions and denitrification in

149 In the presence of AMF hyphae, N2 O production remained low following ammonium applicat

150 In patients with stage IIIA N2 disease, adjuvant radiation therapy is not recommende

151 After being annealed in N2 flow, the surface-bound surfactants are carbonized in

152 % of CO2 in N2 when using an ionic liquid having a preorganized anio

153 extensive study of siderophore production in N2 -fixing A. vinelandii under a variety of trace metal

154 egrades in air but leaves a tarry residue in N2 that accounts for about 12% of the initial total carb

155 lated with wetland sediment and suspended in N2-purged artificial groundwater.

156 e a dramatic effect on catalysis, increasing N2 solubility and the thermodynamic N2 binding affinity

157 of the potent greenhouse gas, N2O, to inert N2, respectively.

158 used IP6K2 RNAi and the pan-IP6K inhibitor, N2-(m-trifluorobenzyl), N6-(p-nitrobenzyl) purine (TNP),

159 pray ionization, in the presence of not just N2 but also much higher-basicity solvents.

160 in surface V2O5 compared to exposure to just N2).

161 ordinated in situ metabolism of the keystone N2-fixing cyanobacterium Crocosphaera, as well as the br

162 haustible or easy-to-generate chemicals like N2, O2, CO2, CO, H2, or methane gas to value-added produ

163 se (excess) protons to background gases like N2 .

164 With azine-linked N2-COF photosensitizer, chloro(pyridine)cobaloxime co-ca

165 mpound 2 is only stable at cryogenic (liquid N2) temperatures, and frozen solutions as well as solid

166 essing (freezing at -196 degrees C in liquid N2, FN sample; freeze-drying at -50 degrees C and 30Pa,

167 high activity originates from the precise M-N2 coordination in the g-C3N4 matrix.

168 xes been derived from protonation of their M-N2 precursors.

169 Thus, the main N2 O source in this system appeared to be via nitrificat

170 (n = 633) had a 25% prevalence of malignant N2 or N3 disease.

171 chemical implications in an important marine N2 -fixer, as well as advancing evolutionary theory exam

172 etween nifH transcript abundance and maximal N2 fixation, as well as sepF transcript abundance and ce

173 haracterized derivative, [Fe(III)S2(Me2)N(Me)N2(amide)(Pr,Pr)](-) (8), shows that oxo atom donor reac

174 We determined a mean N2 fixation rate of 78 +/- 5 mumol N2 (g dry weight nodu

175 hatt-type (distal) mechanism for Fe-mediated N2-to-NH3 conversion.

176 stics of a robust network with a microdomain N2-adsorption profile.

177 anipulate the dryland microbiome to mitigate N2 O emissions in situ using emerging technologies with

178 ed a mean N2 fixation rate of 78 +/- 5 mumol N2 (g dry weight nodule)(-1) h(-1) of a Medicago sativa-

179 including an N-back task (3 task loads: N1, N2, N3; control condition: N0) inside the MR scanner.

180 CO2 mixing ratio might be needed for natural N2 fixation and only used the time interval above this m

181 sorption of several small gases (H2, D2, Ne, N2, CO, CH4, C2H6, Ar, Kr, and Xe) on the metal-organic

182 two weakly coupled exchangeable protons near N2.

183 By contrast, negligible N2 O was produced following nitrate application to eithe

184 carbon source in an argon (Ar) and nitrogen (N2) atmosphere.

185 enzymes known to reduce molecular nitrogen (N2 ) to ammonia (NH3 ).

186 leguminosae family and hundreds of nitrogen (N2)-fixing bacterial species.

187 mental plasma conditions from pure nitrogen (N2) to pure oxygen (O2) in an atmospheric pressure argon

188 xhibited higher reduction of NO to nitrogen (N2) comparing to the predictions by the kinetic simulati

189 dinium) to shuttle electrons to nitrogenase, N2 reduction to NH3 can be mediated at an electrode surf

190 izing effects (e.g., exposure to 250 ppmv NO/N2 resulted in an 2.4 times increase in surface V2O5 com

191 hypothesized that dinitrogen (N2 )- and non-N2 -fixing tropical trees would have distinct phosphorus

192 fixers, allowing them to outcompete the non-N2 fixers regardless of P source.

193 etitive ability of N2 fixers relative to non-N2 fixers.

194 (AM) colonization among two N2 - and two non-N2 -fixing seedlings, and grew them alone and in competi

195 P, whereas the poor N2 fixer and the two non-N2 fixers with high AM colonization grew best on inorgan

196 n revealed genes for denitrification but not N2 -fixation.

197 evels of tRNA-specific modified nucleosides (N2,N2-dimethylguanosine, N1-methylinosine), tricarboxyli

198 O-->B interaction through reaction with O2 , N2 O, or CO2 , and formation of silanethione borane 4 fr

199 ption measurements also reveal excellent O2 /N2 selectivity with substantial O2 reversibility at room

200 surpass the 2008 Robeson upper bounds for O2/N2, H2/N2, CO2/N2, H2/CH4 and CO2/CH4, with the potentia

201 ) of the models were within 1 SD of observed N2 O emissions.

202 gies may increase the competitive ability of N2 fixers relative to non-N2 fixers.

203 may be key in the binding and activation of N2 via reductive elimination of H2 .

204 ly implies that the metal-free activation of N2 with frustrated Lewis pairs may be achievable in the

205 from two degenerated N(+) + N(+) channels of N2, we observe an opposite angular distribution developm

206 unities on the production and consumption of N2 O, we have limited knowledge of the biological pathwa

207 2)(P4N2) complex catalyzes the conversion of N2 to N(SiR3)3 (R = Me, Et) at room temperature, represe

208 roach was taken complemented by detection of N2 O released and nitrogen isotope determinations of fer

209 This is due to the difficulty of N2 dissociation despite the overall reaction being therm

210 otential energy surfaces for dissociation of N2 on an Fe-doped Au(111) surface.

211 I) complexes reveals that the free energy of N2 binding across three oxidation states spans more than

212 We image the flow of N2 and brine through a permeable sandstone at subsurface

213 breathing behaviors upon the introduction of N2.

214 may provide means to improve the kinetics of N2 dissociation via induced resonance electronic excitat

215 used to obtain thermodynamic measurements of N2 binding.

216 enitrification were the dominant pathways of N2 O production, and application of the nitrification in

217 catalytic activity for the photoreduction of N2 to NH3 in water at 25 degrees C under visible-light i

218 The dependent variable was the presence of N2 or N3 disease (vs. N0 or N1) as assessed by EBUS-TBNA

219 be via nitrification, and the production of N2 O was reduced in the presence of AMF hyphae.

220 ification, a potential significant source of N2 O production in agricultural soils.

221 n NO3(-) leaching but had a lesser effect on N2 O emissions.

222 reduction in survival in patients with N1 or N2.

223 d no significant effect on net CO2 uptake or N2 O flux.

224 Protonation of Os-N2(-) affords a structurally characterized Os=NNH2(+) hy

225 cavity, shows high selectivity for CO2 over N2 .

226 adsorption capacity and high binary CO2-over-N2 and CO2-over-CH4 selectivity, suitable for CO2 captur

227 quantified by measuring soil nitrous oxide (N2 O) and methane (CH4 ) fluxes and SOC changes (DeltaSO

228 e (CO2 ), methane (CH4 ), and nitrous oxide (N2 O) are the three most important greenhouse gases (GHG

229 s to predict productivity and nitrous oxide (N2 O) emissions for wheat, maize, rice and temperate gra

230 de (CO2 ), methane (CH4 ) and nitrous oxide (N2 O) fluxes as well as the underlying mechanisms.

231 Nitrous oxide (N2 O) is a potent, globally important, greenhouse gas, p

232 Nitrous oxide (N2 O) is a powerful greenhouse gas with ozone depletion

233 largest contributor to global nitrous oxide (N2 O) production, which is regulated by a wide variety o

234 AOB) are thought to emit more nitrous oxide (N2 O) than ammonia oxidising archaea (AOA), due to their

235 of the potent greenhouse gas nitrous oxide (N2 O), which is generated during denitrification and, in

236 e (CO2 ), methane (CH4 ), and nitrous oxide (N2 O).

237 Compartment and patch N2 O production was measured both before and after addit

238 m Xanthobacter autotrophicus, which performs N2 and CO2 reduction to solid biomass.

239 ity grew best on organic P, whereas the poor N2 fixer and the two non-N2 fixers with high AM coloniza

240 sition and pH-dependent reduction potential, N2 has long been considered a candidate for the elusive

241 e neutron scattering (SANS) and low-pressure N2 adsorption techniques.

242 angle X-ray scattering (SAXS), low-pressure N2 and CO2 adsorption (LPGA) and high-pressure methane a

243 ngle neutron scattering (SANS), low-pressure N2 physisorption (LPNP), and mercury injection capillary

244 ing bacteria (AOB) and archaea (AOA) produce N2 O, their relative activities in soil are unknown.

245 ticide and phosphor bronze, and the produced N2 might be collected and used as a protective gas or be

246 es decompose rapidly upon warming, producing N2.

247 trate binding is reminiscent of the proposed N2 binding step at the FeMo cofactor of nitrogenase, sug

248 ddition, two substitutions, H274Y and R292K (N2 numbering), were introduced into each NA gene for com

249 significantly affect bulk N2 fixation rates, N2 fixation was enhanced by amino acids in individual co

250 was hypothesized that AMF hyphae may reduce N2 O production.

251 ion resulted in low cytosolic pH and reduced N2-fixation rates despite elevated nitrogenase concentra

252 ron-rich nitrogenases, with which it reduces N2 .

253 e in D3 symmetry involving two degenerate Sc-N2-Sc bonding orbitals.

254 Yield-scaled N2 O emissions (N2 O emissions divided by crop yields) w

255 eria is an important contributor to sediment N2 production.

256 nsory registration (P1), response selection (N2), and response action (P3).

257 issions over a range of four (CO2 ) and six (N2 O) orders of magnitude.

258 /CO2 selectivity (86-89) and excellent SO2 /N2 selectivity (1285-3145) are also achieved.

259 Soil N2 O and CH4 fluxes were measured for five crop-years (2

260 Both area- and yield-scaled soil N2 O emissions were greater with stover retention compar

261 turnover required to reach 2.5% of starting N2 concentration (-0.88; 95% CI, -1.40 to -0.37; P = 0.0

262 rought frequency, which may affect symbiotic N2 fixation (SNF), a process that facilitates ecosystem

263 to the rational design of improved synthetic N2 fixation catalysts.

264 of electron transfer (eT) from the terminal N2 iron-sulfur center.

265 (-) leaching (range: -93 to +290%) more than N2 O emissions (range: -49 to +18%).

266 opes from the South China Sea indicates that N2 fixation covaried with sea level.

267 The N2 fixation changes are best explained as a response to

268 The N2 reduction reaction proceeds at a low driving force wi

269 ed P sources in the seedling experiment: the N2 fixer with high N2 fixation and root phosphatase acti

270 se activity and N2 fixation increased in the N2 fixers, allowing them to outcompete the non-N2 fixers

271 nitrification inhibitor DMPP can inhibit the N2 O production from nitrifier-induced denitrification,

272 ctors that may have driven the spread of the N2-fixation mutualistic trait.

273 e phosphate (DMPP) significantly reduced the N2 O production from these pathways; this is probably du

274 creasing N2 solubility and the thermodynamic N2 binding affinity at Fe(0)(N2)(P4N2).

275 A mechanistic understanding of these N2 O production biological pathways in complex soil envi

276 Pharmacologic inhibition of IP6K by TNP [N2-(m-Trifluorobenzyl), N6-(p-nitrobenzyl)purine] recapi

277 Relative contributions of AOA and AOB to N2 O production, therefore, reflect their respective con

278 ude that the histidine is hydrogen-bonded to N2, tuning its reduction potential.

279 ects trough caspase-3 activation compared to N2 shielding.

280 trous oxide (N2O); and (3) N2O conversion to N2 with energy generation.

281 ate flux, suggesting that denitrification to N2 and not facultative nitrate reduction by Geobacter sp

282 eutrons to probe pore spaces inaccessible to N2 and mercury.

283 s they have the ability to oxidize NH4(+) to N2 under anoxic conditions using NO2(-).

284 Conversion of nitrate to N2 by denitrification in sediments accounts for half or

285 emperature, and complete conversion of NO to N2 could be reached in the range of 700 to 800 degrees C

286 Model denitrifiers convert NO3- to N2 , but it appears that a significant fraction of natur

287 s were available to completely reduce NOx to N2, resulting in increased N2O accumulation.

288 diameter intervals) inaccessible porosity to N2 was determined using SANS and LPNP data.

289 and turned the mesocosms from N2 O sinks to N2 O sources, but had little influence on CH4 emissions.

290 f Au and the catalytic activity of Fe toward N2 dissociation.

291 ular mycorrhizal (AM) colonization among two N2 - and two non-N2 -fixing seedlings, and grew them alo

292 In the absence of CO (under N2 atmosphere), the reaction did not proceed, and only s

293 n=Y and lanthanides) in that it occurs under N2 without formation of isolable reduced dinitrogen spec

294 logical pathways and mechanisms underpinning N2 O emissions from drylands, which are estimated to acc

295 Unlike N2 (another group 2NA), H274Y conferred highly reduced i

296 ogenic non-fixers within root nodules, where N2-fixation occurs, even when they share the same nodule

297 at germ extract translation systems, whereas N2-methylguanosine (m2G) moderately impeded translation.

298 terocyclic carbene=C[((i) Pr)NC(Me)]2 ) with N2 O furnishes the first Si-metalated iminosilane, [Dipp

299 vant radiation therapy for each patient with N2 disease.

300 ctrophilic borylene such as 1 can react with N2 reversibly and with CO irreversibly under photochemic