ライフサイエンスコーパス: Donnan

1 A Donnan dialysis technique was employed to assess the iso

2 This charged species creates a Donnan potential, which swells the hydrogel network, whi

3 The hydrogel swelling results from a Donnan potential due to formation of boronate anion; the

4 This results in a Donnan potential, which results in an osmotic pressure w

5 s hysteresis results from the formation of a Donnan potential at high pH which shifts the ionic equil

6 In these low ionic strength solutions, a Donnan potential forms to cause an osmotic pressure, whi

7 Our results strongly support a Donnan-type rejection mechanism, dominated by electrosta

8 electrolyte concentration consistent with a Donnan potential due to the selective partitioning of io

9 solution-diffusion model taking into account Donnan exclusion and unhindered advection due to imperfe

10 the generic non-ideal competitive adsorption-Donnan (NICA-Donnan) model in addition to adsorption to

11 After Donnan dialysis with the synthetic sludge, the P(V) reco

12 y enhancement is attributed to the amplified Donnan potential from the ionization of carboxyl and ami

13 by counterion interference at the lower and Donnan failure at the upper detection limit.

14 ss, two Donnan effects, osmotic pressure and Donnan equilibrium potentials, are significantly amplifi

15 l dielectric effect isolated from steric and Donnan exclusion through fitted pore dielectric constant

16 g NF models predominantly include steric and Donnan mechanisms as primary mechanisms.

17 electrostatic models (Gouy-Chapman-Stern and Donnan-plus-binding) used to compute electrical potentia

18 These membranes act as Donnan exclusion membranes as the ions are not stripped

19 properties of the hemichannels (also cast as Donnan potentials) will produce either an accumulation o

20 ates interphase electric potentials known as Donnan and Nernst potentials.

21 Ion-exchanger based Donnan exclusion membranes (IEDEM) are studied here as s

22 the MXene channels is primarily affected by Donnan equilibrium at the membrane-solution interface.

23 ses between phases, generating the so-called Donnan electrical potential at the solution/membrane int

24 Energy extraction based on capacitive Donnan potential (CDP) is a recently suggested technique

25 ncentrations determined with the soil column Donnan membrane technique in a range of soils varying in

26 Because the current Donnan-Manning model neglects the mobility of condensed

27 s study reports an innovative ligand-enabled Donnan dialysis process to recover orthophosphate (P(V))

28 ated the proof-of-concept for ligand-enabled Donnan dialysis.

29 effects of improved size exclusion, enhanced Donnan exclusion, and suppressed hydrophobic interaction

30 ing ion selectivity through locally enhanced Donnan effects while remaining unaffected by variations

31 paper (75-mum thickness), a cation-exchange Donnan exclusion membrane (FKL), and a silver-foil worki

32 ocess between the sample and an ion-exchange Donnan exclusion membrane in its protonated form.

33 the transmembrane Cl(-) gradient: (i) fixed 'Donnan' charges inside and outside the cell; (ii) the pr

34 or nonionic agents, and CA4+ uptake follows Donnan equilibrium theory.

35 ecovery efficiencies were slightly lower for Donnan dialysis with real, alum-laden WAS, namely 45.1%

36 3-8), which is contrary to expectations from Donnan theory and the observed high rejection of salts.

37 in general agreement with expectations from Donnan theory.

38 of the remaining pump activity, and a Gibbs-Donnan-like equilibrium state is reached.

39 quilibrium simultaneously to establish Gibbs-Donnan equilibrium in a polyelectrolyte-directed mineral

40 d solution-diffusion model that incorporates Donnan electrostatic exclusion of ions and unhindered ad

41 xyquinoline allowed sensing through inducing Donnan osmotic pressure and tuning its lattice spacing.

42 lt-polyelectrolyte preferential interaction (Donnan) coefficient (Gamma(u)coul) per polyion charge at

43 concentration at the gel-solution interface (Donnan partitioning).

44 governed by steric exclusion and interfacial Donnan exclusion as well as EDL screening along the nano

45 cale CDI system to the results of a modified Donnan porous electrode transport model.

46 By applying a modified Donnan steric pore model with dielectric exclusion, whic

47 measured salt partitioning using a modified Donnan theory.

48 acidification, and that an interior-negative Donnan potential is responsible for low endosomal [Cl-]

49 prevented by reducing the interior-negative Donnan potential.

50 Such electroanalysis, based on the Nernst-Donnan equation, has been predominantly performed using

51 f the nonideal competitive adsorption (NICA)-Donnan model for organic matter (OM) coupled with the ge

52 predicted using both WHAM/Model VII and NICA-Donnan speciation models for both traditionally and mild

53 on-ideal competitive adsorption-Donnan (NICA-Donnan) model in addition to adsorption to hydrous ferri

54 Importantly, we established new generic NICA-Donnan parameters that substantially improved model accu

55 equilibrium speciation modeling (namely NICA-Donnan and WHAM).

56 Ca(2+) and evaluated the ability of the NICA-Donnan model to describe the data.

57 trode and a biocompatible and nonpolarizable Donnan exclusion anion-exchanger membrane reference/coun

58 mplementary approaches: a direct approach of Donnan equilibrium dialysis read out by atomic emission

59 We also examine the effect of Donnan ionic equilibrium in DNA lattices on the sensor r

60 e to salt-lake brine weakens the efficacy of Donnan exclusion, amplifying Mg(2+) leakage.

61 cellular environment and a generalization of Donnan (electrostatic) equilibrium that accounts for act

62 echnical aspects describing the influence of Donnan equilibria on neuronal chloride ion (Cl(-)) distr

63 This may be the result of Donnan or steric exclusion of the micelles from the pore

64 oncentrations below or above a set value of 'Donnan' charges, and show that at any value of these fix

65 A more macroscopic approach, based on Donnan equilibria, better captured the reductions in Dar

66 erse bias can be applied to minimize/prevent Donnan-forbidden leakage or ion exchange.

67 antiscaling performance by combining strong Donnan exclusion through an AEM with ionic buffering in

68 t with limits imposed by buildup of surface (Donnan) potential.

69 lso indicated that for all membranes tested, Donnan theory provided an appropriate theoretical framew

70 eases in salt concentration, suggesting that Donnan osmotic pressure is negligible above this thresho

71 The Donnan contribution accounts for electroneutrality in a

72 The Donnan effect on the conformational changes of the viral

73 The Donnan effect, which was enhanced by the introduction of

74 The Donnan equilibrium set up by the asymmetrical partitioni

75 The Donnan potential results in the partial exclusion of co-

76 The Donnan steric pore model (DSPM) was utilized to calculat

77 oscopy and free [Mg2+]i from [Mg2+]o and the Donnan ratio.

78 on of this membrane is dominated by both the Donnan effect and the size exclusion of the interspaces.

79 cellular milieu are negatively charged, the Donnan potential provides an additional driving force fo

80 solutions has two principal components: the Donnan contribution and a contribution due to protein-pr

81 olume and, to a very significant degree, the Donnan potential.

82 Higher current densities enhance the Donnan potential across the solution-membrane interface

83 -established ways to indirectly estimate the Donnan potential, it has been widely reported that it ca

84 ne potential (Em) and that expected from the Donnan equilibrium distribution of Cl-.

85 established theoretical models including the Donnan theory and the Poisson-Boltzmann cylindrical cell

86 By directly measuring the Donnan potential, we eliminate ambiguities that arise fr

87 the viral channel under the influence of the Donnan effect.

88 lysis further indicated that, because of the Donnan equilibrium at cation exchange membrane-anolyte/c

89 e report the first direct measurement of the Donnan potential of an ion exchange membrane equilibrate

90 Our results highlight the dependence of the Donnan potential on external salt concentration and coun

91 Analytical expressions, based on the Donnan model, were able to quantify these electrostatic

92 In particular, the Donnan potential is essential for obtaining negatively o

93 y, high solution concentrations suppress the Donnan exclusion effect of the charged RED membranes, se

94 ludes the electrostatic potential due to the Donnan equilibrium, which arises from the semipermeable

95 cation of glucose signal was ascribed to the Donnan exclusion and ensuing Nafion-gated ionic fluxes,

96 hat a MDP of up to -5 mV, in addition to the Donnan potential, may be generated at high workloads, ev

97 del for condensed counterion mobility to the Donnan-Manning model.

98 e amount of genome packaged by utilizing the Donnan potential (through increases in the capsid radius

99 lonia, Spain) have been determined, with the Donnan Membrane Technique (DMT) for the first time.

100 This Donnan potential disappears at high ionic strengths.

101 ted that this OCP occurs not as much through Donnan-forbidden leakage but via ion exchange.

102 Theoretical analysis of the relaxation to Donnan equilibrium utilized for such vesicle uptake assa

103 pecies to the protein hydrogel gives rise to Donnan potentials that change the hydrogel volume causin

104 During the process, two Donnan effects, osmotic pressure and Donnan equilibrium

105 vely introduced into the eluent stream using Donnan forbidden leakage.

106 ates counter ions in the polymer network via Donnan equilibrium and creates a sizeable osmotic pressu

107 Free and bound metal ions were separated via Donnan dialysis using a cation-permeable membrane.

108 nder higher feed salinities, due to weakened Donnan exclusion within the SCEM, and strong internal io

109 ng CMPI, the latter consistent with a weaker Donnan exclusion effect.

110 ough to partition mobile ions in accord with Donnan-equilibrium.

111 artitioning and rejection is consistent with Donnan theory predictions.

112 sed solubilization strategy was coupled with Donnan dialysis to recover P(V) into a clean sodium chlo

113 using the extended Flory-Rehner theory with Donnan equilibrium.