ライフサイエンスコーパス: monochloramine

1 switching disinfectant from free chlorine to monochloramine.

2 isinfectant changeover from free chlorine to monochloramine.

3 understood, in particular in the presence of monochloramine.

4 and in UV and UV/H(2)O(2) in the presence of monochloramine.

5 serves cellular viability in the presence of monochloramine.

6 IEC-18 cells showed increased resistance to monochloramine.

7 re observed only in C2/AS cells treated with monochloramine.

8 The protective effect of monochloramine against legionella should be confirmed by

9 rformed of the virucidal efficacy of PAA and monochloramine against murine norovirus (MNV) and MS2 ba

10 ed at CT values of less than 50 mg-min/L for monochloramine and 200 mg-min/L for PAA.

11 higher than N-chloroacetamide under typical monochloramine and acetaldehyde concentrations.

12 ino acid and alpha-monochloramine, and alpha-monochloramine and aldehyde were confirmed by high press

13 The effects of pH, initial monochloramine and bromide ion concentrations, phosphate

14 ation and decomposition from the reaction of monochloramine and bromide ion.

15 ion rate constants were then used to predict monochloramine and bromochloramine concentration profile

16 sulting product, nitrite, can be oxidized by monochloramine and hypochlorous acid (HOCl), potentially

17 The reaction between monochloramine and ranitidine followed second order kine

18 monochloramine penetration by reacting with monochloramine and reduced its concentration within biof

19 of pH, disinfectant type (free chlorine and monochloramine), and chlor(am)ine residual (CR) were exa

20 tionships between alpha-amino acid and alpha-monochloramine, and alpha-monochloramine and aldehyde we

21 8.5 in the presence of sodium hypochlorite, monochloramine, and chlorine dioxide.

22 more, reaction of N-CNTs with free chlorine, monochloramine, and ozone generated byproduct NDMA at yi

23 ing water exhibit differential resistance to monochloramine, and that the disinfection process select

24 our byproducts were identified in UV-C, UV-C/monochloramine, and UV/H(2)O(2)/monochloramine oxidation

25 res' disease than those that used water with monochloramine as a residual disinfectant (odds ratio 10

26 n extended model consisting of reactions for monochloramine autodecomposition, the decay of bromamine

27 es were exposed to varying concentrations of monochloramine, bromide, and iodide in both synthetic an

28 similar to those of ammonia metabolism, and monochloramine cometabolism accounted for 30% of the obs

29 The current research investigated monochloramine cometabolism by nitrifying mixed cultures

30 Recently, monochloramine cometabolism by the pure culture ammonia-

31 Monochloramine cometabolism kinetics were similar to tho

32 nking water distribution systems; therefore, monochloramine cometabolism may be a significant contrib

33 These results demonstrated that monochloramine cometabolism occurred in mixed cultures s

34 after installation (T0), in the presence of monochloramine concentration between 1.5 and 2 mg/L, 10/

35 ifferent byproducts depending on the applied monochloramine concentration.

36 e to nitrogen mass ratio, and (3) decreasing monochloramine concentration.

37 Results showed that the monochloramine decay rate increased with decreasing pH a

38 reductive dissolution, primarily induced by monochloramine decomposition, and that of chloropyromorp

39 Addition of monochloramine decreased the degradation rates of tramad

40 Nitrosomonas europaea, was shown to increase monochloramine demand.

41 Monochloramine derivatives are long lived physiological

42 in biofilms was also spatially influenced by monochloramine diffusion and reaction within biofilms, s

43 e of 1 year in 11 fixed sites, the impact of monochloramine disinfection on Legionella, heterotrophic

44 The impact of monochloramine disinfection on the complex bacterial com

45 re the changes that EPS underwent during the monochloramine disinfection process.

46 ial community structure were detected during monochloramine disinfection using PMA-pyrosequencing, wh

47 The efficiency of monochloramine disinfection was dependent on the quantit

48 In contrast, a high monochloramine dose (250 mg L(-1) as Cl2) at pH 7.0 (the

49 full-scale drinking water filters exposed to monochloramine for a range of contact times.

50 h about 25% of municipalities in the USA use monochloramine for disinfection of drinking water, the e

51 th drinking water might not have occurred if monochloramine had been used instead of free chlorine fo

52 r polymeric substances (EPS) in biofilms, as monochloramine has a selective reactivity with proteins

53 The membrane-impermeant oxidant taurine monochloramine, however, had no effect on whole cell cur

54 ever, although the transport and reaction of monochloramine in biofilm could be observed, the specifi

55 Free chlorine or preformed monochloramine in feedwater led to the production of nit

56 values for 1-log10 MS2 reduction by PAA and monochloramine in MWW were 1254 and 1228 mg-min/L, respe

57 ing disinfection by peracetic acid (PAA) and monochloramine in secondary wastewater (WW) and phosphat

58 ed the bactericidal effectiveness of PAA and monochloramine in wastewater, but limited information is

59 different reactivity of EPS components with monochloramine influenced disinfectant penetration, biof

60 bility of IEC-18 cells to withstand oxidant (monochloramine) injury.

61 peroxidase system or HOCl, generating stable monochloramines instead.

62 The results of the present study show that monochloramine is a promising disinfectant that can prev

63 ous study, we reported that the transport of monochloramine is affected by the extracellular polymeri

64 eophilic substitution between ranitidine and monochloramine led to byproducts that are critical inter

65 abolism may be a significant contribution to monochloramine loss during nitrification episodes in dri

66 metabolism accounted for 30% of the observed monochloramine loss.

67 us acid (HOCl), potentially leading to rapid monochloramine loss.

68 putida EPS multiplied both the time and the monochloramine mass required to achieve a full biofilm p

69 UV treatment in the presence and absence of monochloramine, NDMA formation potential can be halved.

70 Monochloramine (NH(2)Cl) is a membrane-permeant oxidant

71 yrrole-containing heterocycles revealed that monochloramine (NH(2)Cl) is an excellent reagent for thi

72 defined the cellular actions of the oxidant monochloramine (NH(2)Cl) on anion secretion in human col

73 formation, quantified the stoichiometries of monochloramine (NH2Cl) and aqueous O2 consumption, deriv

74 arrestment through simultaneously increasing monochloramine (NH2Cl) and chlorine to nitrogen mass rat

75 studies have shown that autodecomposition of monochloramine (NH2Cl) can cause lead release from PbO2

76 f NH4(+) promotes conversion of the residual monochloramine (NH2Cl) in the permeate to dichloramine (

77 The effects of chemically prepared monochloramine (NH2Cl) on protein kinase C (PKC) and PKC

78 In excess of monochloramine, nucleophilic substitution between raniti

79 isinfection of drinking water, the effect of monochloramine on the occurrence of Legionnaires' diseas

80 phy (OCT) during three months of exposure to monochloramine or free chlorine.

81 acids can result in the formation of organic monochloramines or organic dichloramines, depending on t

82 disinfectant exposure, the mean stiffness of monochloramine- or free-chlorine-treated biofilms was 4

83 n UV-C, UV-C/monochloramine, and UV/H(2)O(2)/monochloramine oxidation of tramadol using MS(3) capabil

84 tes on bacterial cells, protein EPS hindered monochloramine penetration by reacting with monochlorami

85 sets representing the effect of pH, bromide, monochloramine, phosphate, and excess ammonia.

86 xidation by hydroxyl radicals in UV/H(2)O(2)/monochloramine process mineralized some of the byproduct

87 Monochloramine quickly reacts with chloroacetaldehyde, a

88 However, the oxidant monochloramine rapidly decreased TER and increased manni

89 d and bicarbonate ion were estimated for the monochloramine reaction.

90 mate carbonate buffer rate constants for the monochloramine reaction.

91 omoted biofilm cell viability by obstructing monochloramine reactive sites on bacterial cells, protei

92 and kBromine/BP-3, respectively, whereas low monochloramine reactivity was observed (kNH2Cl/BP-3 = 0.

93 Monochloramine reacts with acetaldehyde, a common ozone

94 ginosa) suggested that currently recommended monochloramine residual levels may underestimate the ris

95 min/L for PAA and 6, 13, and 28 mg-min/L for monochloramine, respectively.

96 water quality models to simulate nitrite and monochloramine's fate.

97 e less toxic and more stable oxidant taurine monochloramine (TauNHCl).

98 uffer demonstrated that in waters containing monochloramine, the presence of bromide ion enhanced NDM

99 to acetonitrile and (2) was oxidized (k3) by monochloramine to produce N-chloroacetamide.

100 o-1-(chloroamino)ethanol is also oxidized by monochloramine to produce the previously unreported DBP

101 Monochloramine transport profiling measured by a chloram

102 that increased in relative abundance during monochloramine treatment include Legionella, Escherichia

103 Epithelial resistance to oxidant injury by monochloramine was determined by (51)Cr release.

104 EPS composition on bacteria disinfection by monochloramine was qualitatively determined using both w

105 survival under conditions of oxidant stress (monochloramine) was determined using (51)Cr release in h

106 tivity and contribution to susceptibility to monochloramine, we investigated the bacteria disinfectio

107 lso showed different levels of inhibition by monochloramine when tested.

108 begins with generation of an unstable alpha-monochloramine, which subsequently decomposes to yield a

109 the rate constants of chlorine, bromine and monochloramine with BP-3 were determined at various pH l

110 V exhibited comparable resistance to PAA and monochloramine with CT values for 2 log10 RT-qPCR reduct

111 action of disinfectants such as chlorine and monochloramine with organic matter may cause bladder can

112 sults suggested significant reactions of the monochloramine with peptide fragments of proteins that a