ライフサイエンスコーパス: mass spectrum

1 by systematic and measureable shifts in the mass spectrum.

2 tly 'stitched' together, creating a complete mass spectrum.

3 quencing stages with the experimental tandem mass spectrum.

4 ecies and their clusters in the negative ion mass spectrum.

5 identify important m/z values in the tandem mass spectrum.

6 face area of the section represented in each mass spectrum.

7 the different subpopulations to the overall mass spectrum.

8 ection sensitivity as well as the profile of mass spectrum.

9 oducts are separated by 68 mass units in the mass spectrum.

10 probable oligosaccharide structures from the mass spectrum.

11 n decarboxylation of YFP as indicated by the mass spectrum.

12 ange of m/z and abundance values within each mass spectrum.

13 hat is detected as the [M - H](-) ion in the mass spectrum.

14 er energy fragmentation pathways in the same mass spectrum.

15 tions are typically based on a single tandem mass spectrum.

16 probabilities are generated for each tandem mass spectrum.

17 ptimally packed peptide trimers dominate the mass spectrum.

18 atios of fragment ion abundances in a tandem mass spectrum.

19 e-interrupted) fatty acids in a single-stage mass spectrum.

20 sequence database and an experimental tandem mass spectrum.

21 as reflected in the electrospray ionization mass spectrum.

22 icon over the complementary strand in an ESI mass spectrum.

23 ctrum graph is used to preprocess the tandem mass spectrum.

24 rete masses that can be resolved in a single mass spectrum.

25 d accuracy in detecting heterozygotes in the mass spectrum.

26 of peaks may overlap with other peaks in the mass spectrum.

27 on alpha-Hb is also detected in the alpha-Hb mass spectrum.

28 r in the protein ion can be derived from the mass spectrum.

29 assisted laser desorption/ionization (MALDI) mass spectrum.

30 t comparison of the peptides within the same mass spectrum.

31 became the predominant ions observed in the mass spectrum.

32 unlabeled oligosaccharide is observed in the mass spectrum.

33 Hexamers were not observed in the mass spectrum.

34 om its collision-induced dissociation tandem mass spectrum.

35 fer but not in the conventional electrospray mass spectrum.

36 al from previously unobserved species in the mass spectrum.

37 d sequence to be deduced from a single-stage mass spectrum.

38 r mass-to-charge (m/z) value with the tandem mass spectrum.

39 peak pairs with a fixed mass difference in a mass spectrum.

40 ks, including noise and analyte, for a given mass spectrum.

41 ng binaries is formed in nature with a broad mass spectrum.

42 mass data and fine isotopic structure of the mass spectrum.

43 d-bound protein ions determined from the ESI mass spectrum.

44 lecular structures of unknown m/z peaks in a mass spectrum.

45 g an intense neutral loss product ion in the mass spectrum.

46 mportantly, correct pairing was confirmed by mass spectrum.

47 of the explosives were observed in the DESI mass spectrum.

48 up to thousands of components from a single mass spectrum.

49 ount both matched and unmatched peaks in the mass spectrum.

50 aphically summarizes results as an annotated mass spectrum.

51 nt this information while analyzing a tandem mass spectrum.

52 aric phosphopeptides sequenced from a single mass spectrum.

53 esulting in strong [OT + X](2+) peaks in the mass spectrum.

54 al resonance ejection can provide a complete mass spectrum.

55 otonated species of each in the positive ion mass spectrum.

56 ides were detected and identified based on a mass spectrum acquired from an individual spot of 7 mum

57 ased peptide identification compare a tandem mass spectrum against all peptides in a database whose m

58 The high-resolution primary ion mass spectrum, along with the collision-induced dissocia

59 mple, glyoproteins are refractory to careful mass spectrum analysis and often give anomalous retentio

60 Trp-containing proteins by HPLC; and third, mass spectrum analysis of the mixture of analogue-substi

61 Mass spectrum analysis suggested that MSNB inhibitors bi

62 Through affinity purification followed by mass spectrum analysis, we identified adaptor protein (A

63 ular mass of 83 kilodaltons as determined by mass spectrum analysis.

64 otein 96 (gp96) by coimmunoprecipitation and mass spectrum analysis.

65 higher than that for any previously reported mass spectrum and almost 3 times greater than that obtai

66 For each tandem mass spectrum and database search, a peptide is identifi

67 s from red blood cells revealed match of the mass spectrum and retention time of the compound with th

68 of which 87 were identified by comparison of mass spectrum and retention time to those of pure standa

69 yte complexes in the electrospray ionization mass spectrum and the enantiomeric composition of the an

70 rometry experiments whereby both the initial mass spectrum and the product ion spectrum are obtained

71 ase sequence match to an experimental tandem mass spectrum and to determine the level of significance

72 complicating the spectra (>12 000 peaks per mass spectrum and up to 63 peaks of the same nominal mas

73 extract peptide sequence tags from a tandem mass spectrum and use them as a filter to reduce the num

74 0 Da range, stitched into a single composite mass spectrum, and compare to a broad-band mass spectrum

75 eparation strategy reduces congestion in the mass spectrum, and experimental mobilities complement m/

76 The key features in a mass spectrum are its peaks.

77 determine whether the peaks observed in the mass spectrum are more likely to have been produced unde

78 l hypothesis-all peptide matches to a tandem mass spectrum are random.

79 tensities with higher m/z value in the GC-MS mass spectrum are the most diagnostic.

80 he abundances of digest fragment ions in the mass spectrum, are increased relative to aqueous solutio

81 The base peak in the electrospray ionization mass spectrum arises from the loss of a water molecule f

82 a mass spectrometer and are represented in a mass spectrum as distinct isotopic clusters with a known

83 ention time and an identical electron impact mass spectrum as one of the two possible monomethyl este

84 ethyl salicylate in air gives a recognizable mass spectrum at 400 ppb in the ambient system, while us

85 compound spermine substantially degraded the mass spectrum at concentrations above 10(-2) M.

86 instruments are capable of saving an entire mass spectrum at each pixel of an image, allowing for re

87 ht mass spectrometer (TOFMS) that provides a mass spectrum at every pixel of a two-dimensional image

88 For cycloalkanes, M(+*) species dominate the mass spectrum at lower capillary temperature (<100 degre

89 oximately 324 nm and with a base peak in the mass spectrum at m/z 285.

90 was found that magnesium salts degraded the mass spectrum at much lower levels of 10(-4) M.

91 on Fourier transform ion cyclotron resonance mass spectrum (average mass resolving power of approxima

92 inct doublet mass peaks at each point in the mass spectrum beyond the mutation site, facilitating the

93 y identifies isotopic distributions within a mass spectrum, but also annotates matches between natura

94 e quality, and reduces the complexity of the mass spectrum by analyzing only one of the complementary

95 e metastable fragments may be focused into a mass spectrum by employing an ion mirror (reflectron) in

96 ]+ ion, which decomposes in the single-stage mass spectrum by loss of neutral methanol to form [M + 5

97 queries consider only a fraction of the full mass spectrum captured, and there are few tools to assis

98 The conductance-based mass spectrum clearly resolves the repeat unit of ethyle

99 ion mass spectrum (EI-MS) (i.e., the type of mass spectrum commonly generated by gas chromatography m

100 ionization detection (LC-APCI/MS) yielded a mass spectrum consistent with 3,3 '-dimethoxy-4,4'-biphe

101 A minor reaction product was observed with mass spectrum consistent with 3,3'-dimethoxy-4,4'-dihydr

102 as analyzed using LC-APCI/MS, a product with mass spectrum consistent with 3-methoxy-2',3',4-trihydro

103 HPLC with a retention time and electrospray mass spectrum consistent with prostaglandin E2 (PGE2).

104 position, ultraviolet absorbance maxima, and mass spectrum consistent with those characteristics of G

105 ately oxidized to the same species, having a mass spectrum consistent with threonic acid.

106 ntered around m/z = 733 amu in its MALDI-TOF mass spectrum, consistent with the formation of the [Ru2

107 with a high energy laser pulse to generate a mass spectrum consisting of multiply charged atomic ions

108 A typical molecular ion mass spectrum consists of a sum of signals from species

109 On the other hand, the mass spectrum contained a mixture of alpha 7, alpha 6 be

110 ecursor-ion scan of m/z 79 (PO-3) produces a mass spectrum containing only the molecular ions of the

111 Molecular ions in the mass spectrum corresponded to the products of enzymatic

112 ess heme, the predominant species in the ESI mass spectrum corresponds to the homotetramer beta*4, al

113 we have modified the method in which tandem mass spectrum data are acquired in 'shotgun' proteomic a

114 WUFlux is capable of directly correcting mass spectrum data of TBDMS (N-tert-butyldimethylsilyl-N

115 This location-based mass spectrum data provides a localization to an area of

116 The algorithm formulates the problem of mass spectrum deconvolution as a classical statistical p

117 Also, the signal intensity in the mass spectrum decreases, apparently due to the increase

118 f genus Datura plants, we show here that the mass spectrum-derived chemical fingerprints for seeds of

119 een cytoplasmic and membrane subunits, and a mass spectrum dominated by large aggregates of detergent

120 ng the predominant signals in the (-)APCI-MS mass spectrum during new particle formation.

121 roup in the gas phase to produce a signature mass spectrum during tandem mass spectrometric events.

122 putationally predicts an electron ionization mass spectrum (EI-MS) (i.e., the type of mass spectrum c

123 poration yields a protein whose electrospray mass spectrum (ESMS) shows peaks at the expected mass (M

124 The mass spectrum for a straight-chain alkane mixture (C(21)

125 peptide tandem mass spectrum to a predicted mass spectrum for an amino acid sequence within a databa

126 reproducibility demonstrated that the unique mass spectrum for each m/z 221 anion could be obtained f

127 lecular compounds in 3D by providing a MALDI mass spectrum for each spatial point of a 3D sample.

128 The mass spectrum for the mixed solution shows the presence

129 the reference protein method to correct the mass spectrum for the occurrence of nonspecific carbohyd

130 e mass spectrum, and compare to a broad-band mass spectrum for the same sample.

131 ed from the dominant [M - H]- ions in the ES mass spectrum formed with subnanomole amounts of oligosa

132 This approach generates a mass spectrum free of primer peaks and their associated

133 titis B virus (HBV) capsids and those of the mass spectrum from CRISPR-related cascade protein comple

134 he contributions to the overall droplet beam mass spectrum from the various species present under a g

135 tance was characterized by comparison of its mass spectrum, high-pressure liquid chromatography reten

136 ed flavins, as evidenced by the electrospray mass spectrum: hydroxy-FMN, FMN plus C(6)H(5)COCH(2)CH(2

137 neumococcal LTA (labeled LTA-9.5) that has a mass spectrum identical to that of pre-ion-exchange LTA

138 The mass spectrum identification applied a mass tolerance of

139 adings in the model against a target analyte mass spectrum indicates overfitting has occurred.

140 he functions include data format conversion, mass spectrum interpretation, detection, and verificatio

141 Thus, it is possible to break a broadband mass spectrum into 1-Da segments, rotate each segment by

142 ison) scorer converts an experimental tandem mass spectrum into a m/z profile of probability and then

143 An MS(2) (or tandem, MS/MS) mass spectrum is acquired from the fragmentation of a pr

144 The mass spectrum is acquired in approximately 2min, as oppo

145 Knowing the charge state of an ion in a mass spectrum is crucial to being able to assign a formu

146 racterization of individual DNA species in a mass spectrum is dependent solely upon the mass-to-charg

147 oduced to the MS for analysis, the resulting mass spectrum is free of non-extended primer peaks and t

148 This laboratory-generated mass spectrum is strongly correlated with a factor recen

149 ly accepted that a single 1D NMR spectrum or mass spectrum is usually not sufficient to establish the

150 sion efficiency, ionization probability, and mass spectrum, it is imperative to provide definitive ex

151 de library appeared as a doublet peak in the mass spectrum (m/z m and m + 2.0043).

152 In proteomics, peptide-tandem mass spectrum match scores and target-decoy database der

153 the quality of individual and sets of tandem mass spectrum matches.

154 most widely used compound identification is mass spectrum matching, in which the dot product and its

155 ntains comprehensive targeted and untargeted mass spectrum metabolomics data for Arabidopsis mutants

156 y from the precursor peptide mass and tandem mass spectrum (MS/MS or MS(3)) fragment ions, without co

157 charge state is observed in the electrospray mass spectrum obtained from solutions containing 6.7% m-

158 he case of partially digested myoglobin, the mass spectrum obtained using a sample probe modified wit

159 Analysis of the mass spectrum of a bismethoxime-pentafluorobenzyl ester-

160 The mass spectrum of a mixture of PADK and Abeta42 clearly s

161 with the observed drops in intensity in the mass spectrum of AgnV(+) clusters after 5, 7, and 14 Ag

162 A typical mass spectrum of alphaA-crystallin from human lenses sho

163 This is the first report of a mass spectrum of an intact GAG component of a PG.

164 by searching for the best match between the mass spectrum of an unidentified peptide and model spect

165 New peaks also arise in the mass spectrum of Au(6)(-) under CO and O(2) coadsorption

166 sotopic abundances are commonly based on the mass spectrum of carbon dioxide, but analysis of that sp

167 of 19, 23, 26, and 29, respectively, in the mass spectrum of charged argon clusters formed in a low-

168 on measurement of ion current ratios in the mass spectrum of CO2.

169 der analysis of a deisotoped high-resolution mass spectrum of crude oil containing nearly 13,000 peak

170 Likewise, the mass spectrum of DGD shows a single covalent form.

171 xture be determined but an individual tandem mass spectrum of each component in the mixture can be ob

172 nged for protons, and (3) measurement of the mass spectrum of each histidine-containing peptide by LC

173 The electrospray mass spectrum of heme l confirms the two-site hydroxyl f

174 The electrospray ionization mass spectrum of peak I revealed two prominent metabolit

175 r desorption/ionization time-of-flight (TOF) mass spectrum of positive ELISA fractions revealed a mol

176 Depending on the precursor size, the mass spectrum of SOA produced from IVOCs is similar to t

177 The mass spectrum of the chemical ionization reagent acetoni

178 solution in Xmax enables us to determine the mass spectrum of the cosmic rays: we find a mixed compos

179 At physiological pH, the mass spectrum of the electrophoretic peak of Hb-tetramer

180 The LD mass spectrum of the heme is structure-specific, and the

181 The ESI mass spectrum of the hemoglobin/H(2)O(2)/DMPO sample sho

182 f several contaminants was identified in the mass spectrum of the HEPES matrix, including a prominent

183 The mass spectrum of the m/z 166 ion for deuteron-charged me

184 ified in intact nucleic acids by obtaining a mass spectrum of the nucleic acid before and after deriv

185 A single mass spectrum of the peptic digest mixture was analyzed

186 A single positive ESI tandem mass spectrum of the peptide-dT6 accounted for the heter

187 qTOF mass spectrometer, by first obtaining a mass spectrum of the peptides in each sample spot in ord

188 Two additional peaks were observed in the mass spectrum of the photolabeled subunit with m/z 1931.

189 substrate selectivity is determined from the mass spectrum of the product 5mC.

190 lkyl radicals with molecular oxygen, and the mass spectrum of the reacting mixture is monitored in ti

191 The mass spectrum of the reduced product was identical to th

192 ng the amino acid sequence, each peak in the mass spectrum of the unlabeled subunit II could be assig

193 The mass spectrum of the unoxidized primary organic aerosol

194 A mass spectrum of this product showed the incorporation o

195 st abundant ion observed in the electrospray mass spectrum of this reaction mixture corresponds in ma

196 The 2-D mass spectrum of two glycosylated peptides showed these

197 of one or more signature peptide ions in the mass spectrum of whole virus digests.

198 tersection spectra (2-D fragment correlation mass spectrum) often gives enough information to derive

199 ld be necessary to spread out a conventional mass spectrum over approximately 200 m in order to provi

200 control the false match frequency for tandem mass spectrum/peptide sequence matches, but reversal cre

201 0% at m/z 400) is achieved at greater than 1 mass spectrum per second.

202 The mass spectrum produced upon collision induced dissociati

203 A mass spectrum produced via tandem mass spectrometry can

204 The mass spectrum recorded under jet-cooled conditions and a

205 e H-D exchange reaction is obtained from the mass spectrum reflecting the extent of deuterium incorpo

206 m representation of data sets, and the total mass spectrum representation of data sets, separately.

207 iguously identified as 1:2:1 triplets in the mass spectrum resulting from the binomial distribution o

208 Using mass spectrum sequence analysis, we identified the lysin

209 Its electrospray mass spectrum shows a prominent feature at mz 461, corre

210 on both two-dimensional retention times and mass spectrum similarity of fragment ions measured by Pe

211 n optimization of the Euclidean distance and mass spectrum similarity.

212 unately, there are natural gaps in a typical mass spectrum, spaced 1 Da apart, because virtually no c

213 on of the ions of the holoprotein produces a mass spectrum that contains peaks corresponding to a low

214 cle composition is acquired in the form of a mass spectrum that must be subsequently interpreted in o

215 This factor had a mass spectrum that strongly correlated (r(2) = 0.74) to

216 by, for example, the total ion count for the mass spectrum, the individual peak abundance, m/z value,

217 For the segmented mass spectrum, the signal-to-noise ratio (S/N) was signi

218 th shotgun proteomics match a peptide tandem mass spectrum to a predicted mass spectrum for an amino

219 level, there are enough sequence ions in the mass spectrum to determine a unique composition.

220 information from its isotopic fine structure mass spectrum to increase the confidence in peptide and

221 MS) is achieved by matching the experimental mass spectrum to the mass spectra in a spectral library.

222 ons (x- and v-type ions) dominate the tandem mass spectrum up to 1 micros after the laser shot, but t

223 e ion directly from its corresponding tandem mass spectrum using a cross-correlation function.

224 identify the isotopic distributions within a mass spectrum using a probabilistic classifier supplemen

225 y, a peak having the same retention time and mass spectrum was also generated pyrolytically when fura

226 The resulting mass spectrum was compared to that obtained by analysis

227 Each mass spectrum was compared with a corresponding list of

228 The mass spectrum was consistent with this peak, containing

229 ions, and the resulting PFB carbonate's ECNI mass spectrum was dominated by the [M-181]- ion.

230 ass spectrometry, a significant shift in the mass spectrum was observed, indicating labile modificati

231 al fatty acids, overlapping peaks in the ESI mass spectrum were deconvoluted generating a detailed mo

232 multimers (MCMs) present in the ion mobility/mass spectrum were unambiguously assigned by m/z selecti

233 lysis of ethyl cellulose are observed in the mass spectrum when the low-temperature plasma ion source

234 yte complexes in the electrospray ionization mass spectrum where the ratio of these complexes is depe

235 A complete REC mass spectrum, which includes an effective yield versus

236 protoporphyrin IX as indicated by its MALDI mass spectrum, which showed an (M + H)(+) of m/z = 853.6

237 riment, based on data from a single discrete mass spectrum whose parameters are extracted by a least-

238 through non-IEPOX routes exhibits a notable mass spectrum with a characteristic fragment ion at m/z

239 aled elevated urinary bile acid excretion, a mass spectrum with intense ions at m/z 453 and m/z 510 c

240 loid beta 1-40 was detected in the full-scan mass spectrum with sufficient resolution to distinguish

241 e algorithm is demonstrated on a polystyrene mass spectrum with varying degrees of noise added either

242 that enables the complete alignment of each mass spectrum within a loaded dataset.

243 Intensities of peaks in an experimental mass spectrum within bins corresponding to these values