ライフサイエンスコーパス: nitrous acid

1 treating hydrazinoazines with (15)N-labeled nitrous acid.

2 sor to ammonia, hydrazine, hydroxylamine and nitrous acid.

3 ophila HS by selective depolymerization with nitrous acid.

4 cts of chemical reactions between indole and nitrous acid.

5 at is formed directly by the condensation of nitrous acid.

6 dylinositol-specific phospholipase C but not nitrous acid.

7 oth cellular resistance to and mutability by nitrous acid.

8 These tetrasaccharides were analyzed using nitrous acid and enzymatic degradation combined with mat

9 Free nitrous acid and free ammonia were likely the inhibitors

10 ctive nitrogen species involved derives from nitrous acid and is most probably the nitronium cation.

11 lysis mainly sustains the observed levels of nitrous acid and nitrogen oxides at midday under typical

12 idence for rapid recycling of nitric acid to nitrous acid and nitrogen oxides in the clean marine bou

13 The interference of nitrous acid and nitrous oxides are removed using potass

14 resistance of alpha- beta- spores to UV and nitrous acid and of alpha- spores to dry heat.

15 d much of the resistance of alpha- spores to nitrous acid and restored full resistance of alpha- spor

16 ty of materials including hydrogen peroxide, nitrous acid and the sulfuric acid/O(2) couple.

17 is would have been converted into nitric and nitrous acids and delivered to the early oceans as acid

18 to reduce the nitro groups and cyclized with nitrous acid, and the corresponding 4-position was funct

19 heat, formaldehyde, HCl, hydrogen peroxide, nitrous acid, and UV radiation than wild-type spores did

20 eater than that of gaseous nitric acid, with nitrous acid as the main product.

21 cells was released from plasma membranes by nitrous acid, as expected for GPI and its PI-PLC resista

22 gradients of DO, pH, free ammonia, and free nitrous acid, associated with aerated and nonaerated pha

23 upon treatment of this dodecasaccharide with nitrous acid at low pH (1.5).

24 dition to providing the first structure of a nitrous acid cross-link in DNA, these studies could be o

25 data available for lesion 2 originating from nitrous acid cross-linked DNA to synthetic 2 supports it

26 identical to that of lesion 1 obtained from nitrous acid cross-linked DNA, thus providing a proof of

27 , we described the solution structure of the nitrous acid cross-linked dodecamer duplex [d(GCATCCGGAT

28 ce to the understanding of the mechanisms of nitrous acid cross-linking and mutagenicity, as well as

29 sequence context effect on the structure of nitrous acid cross-links in [d(CG)]2 and the factors all

30 tuents that are susceptible to conditions of nitrous acid deamination.

31 results of the disaccharide analysis of the nitrous acid-degraded [35S]HS suggested that 3-OST-2 tra

32 or quantification of both enzyme-derived and nitrous acid depolymerization products for structural an

33 e utility of PGC-MS for quantification of HS nitrous acid depolymerization products for structural an

34 a novel pretreatment strategy based on free nitrous acid (FNA or HNO2) to enhance methane production

35 5-45 mg of N/L) that was established by free nitrous acid (FNA)-based sludge treatment was not higher

36 Nitrous acid formed in situ from nitromethane and IBX (o

37 o-N-2-phenylcyclopropyl-N-methylaniline with nitrous acid gave 4-chloro-N-methyl-N-nitrosoaniline (76

38 a pH lower than 7, implicating formation of nitrous acid (HNO2) and NO, that adds NO equivalents to

39 zing bacteria were not further detected, but nitrous acid (HNO2) was still removed through chemical d

40 in the plasma phase and the solution lead to nitrous acid (HNO2), nitric acid (HNO3), and hydrogen pe

41 We hypothesize that free nitrous acid (HNO2, FNA) may assist in the (partial) dis

42 Nitrous acid (HONO) accumulates in the nocturnal boundar

43 hich the nitrosonium ion (NO+)and water form nitrous acid (HONO) and a hydrated proton cluster in the

44 as measured based on the production rates of nitrous acid (HONO) and nitrogen oxides (NOx).

45 labile nighttime radical reservoirs, such as nitrous acid (HONO) and nitryl chloride (ClNO(2)), contr

46 es of OH include the photolysis of ozone and nitrous acid (HONO) and the ozonolysis of alkenes.

47 adiated nitrophenols can produce nitrite and nitrous acid (HONO) in bulk aqueous solutions and in vis

48 The sources and chemistry of gaseous nitrous acid (HONO) in the environment are of great inte

49 Deaminative cleavage using nitrous acid (HONO) is a classic method for GAG depolyme

50 Nitrous acid (HONO) is a photochemical source of hydroxy

51 Nitrous acid (HONO) is an important hydroxyl (OH) radica

52 Nitrous acid (HONO) is an important OH radical source th

53 (HA) is thought to promote NO2 conversion to nitrous acid (HONO) on soil surfaces during the day.

54 orbed to indoor surfaces reacts with ambient nitrous acid (HONO) to form carcinogenic tobacco-specifi

55 uggest a large and unknown daytime source of nitrous acid (HONO) to the atmosphere.

56 Li et al. proposed a unity nitrous acid (HONO) yield for reaction between nitrogen

57 Ye et al. have determined a maximum nitrous acid (HONO) yield of 3% for the reaction HO2.H2O

58 HOx production rates from the photolysis of nitrous acid (HONO), hydrogen peroxide (H2O2), ozone (O3

59 Gaseous nitrous acid (HONO), the protonated form of nitrite, con

60 he photolysis of ozone and the photolysis of nitrous acid (HONO).

61 yl radicals (OH) in the gas phase to produce nitrous acid, HONO, but essentially nothing is known abo

62 as been synthesized, and their reaction with nitrous acid in aqueous acetic acid at 0 degrees C was e

63 of the aniline into an aryl diazonium, using nitrous acid in aqueous conditions, was performed in sit

64 lly understand the production of nitrite and nitrous acid in snow.

65 ion events leading to high concentrations of nitrous acid in the atmosphere contributed to an observe

66 ntaining mixtures, HgCl2-mediated release of nitrous acid in the presence of 2,3-diaminonaphthalene i

67 ants or the double mutant nor any changes in nitrous acid-induced mutagenesis for rdgB mutant strains

68 ontaneous mutagenesis spectra, as well as in nitrous acid-induced mutagenesis spectra, in wild-type c

69 the true nature of the nitrosating agent for nitrous acid initiated reactions.

70 Nitrous acid is a mutagenic agent.

71 Nitrous acid is formed in higher quantities at pH 2-4 th

72 by the reaction of beta-oxodithioesters with nitrous acid/nitrosoarenes.

73 recycling route reproduces levels of gaseous nitrous acid, NO, and NO2 within the model and measureme

74 treating the [3H]heparan sulfate chains with nitrous acid or bacterial heparin lyases, which cut the

75 may be formed either by the condensation of nitrous acid or by the autooxidation of nitric oxide, bo

76 stituted diaminopyrimidines or -pyridines by nitrous acid, orthoester, or acyl halide treatment.

77 dioxide, ammonia, hydrazine, hydroxylamine, nitrous acid, oxygen, and carbon dioxide).

78 ction of 3-amino-5-nitro-1,2,4-triazole with nitrous acid produces the corresponding diazonium salt.

79 le formed between 2,3-diaminonaphthalene and nitrous acid released from S-nitrosothiols by treatment

80 reaction between 2,3-diaminonaphthalene and nitrous acid released from the S-NO bond by HgCl2 approa

81 Treatment of DNA with nitrous acid results in the formation of DNA-DNA cross-l

82 Chemical depolymerization with nitrous acid retains the uronic acid epimerization.

83 onase, NaOH/NaBH(4), heparinase I, or low pH nitrous acid showed that each HS-glycosaminoglycan regio

84 at internal N-sulfoglucosamine residues with nitrous acid then creates a set of fragments of defined

85 ived HS through hydrazinolysis/high pH (4.0) nitrous acid treatment/[3H]NaBH4 reduction.

86 By contrast, nitrous acid was strongly enhanced near the ground surfa

87 contrast, mutagenesis of nongrowing cells by nitrous acid was unaffected by an nirB mutation, suggest

88 ompletely abolished following treatment with nitrous acid, which digests heparan sulfate glycosaminog

89 f nitrate is converted in the acid medium to nitrous acid, which leads to the nitrosation of the indo

90 The reaction of 6 with in situ generated nitrous acid yielded the primary explosive bis(4-diazo-5