Hydrogen-Ion Concentration

"Hydrogen-Ion Concentration" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

MeSH information

Definition | Details | More General Concepts | Related Concepts | More Specific Concepts

The normality of a solution with respect to HYDROGEN ions; H+. It is related to acidity measurements in most cases by pH = log 1/2[1/(H+)], where (H+) is the hydrogen ion concentration in gram equivalents per liter of solution. (McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)

Descriptor ID	D006863
MeSH Number(s)	G02.300
Concept/Terms	Hydrogen-Ion Concentration Hydrogen-Ion Concentration Concentration, Hydrogen-Ion Concentrations, Hydrogen-Ion Hydrogen Ion Concentration Hydrogen-Ion Concentrations pH

Below are MeSH descriptors whose meaning is more general than "Hydrogen-Ion Concentration".

Biological Sciences [G]
Chemical Phenomena [G02]
Hydrogen-Ion Concentration [G02.300]

Below are MeSH descriptors whose meaning is more specific than "Hydrogen-Ion Concentration".

Hydrogen-Ion Concentration
Acid-Base Equilibrium
Isoelectric Point

publications

Timeline | Most Recent

This graph shows the total number of publications written about "Hydrogen-Ion Concentration" by people in this website by year, and whether "Hydrogen-Ion Concentration" was a major or minor topic of these publications.

Bar chart showing 368 publications over 31 distinct years, with a maximum of 25 publications in 2019

To see the data from this visualization as text, click here.

Year	Major Topic	Minor Topic	Total
1996	0	2	2
1997	0	6	6
1998	0	4	4
1999	0	4	4
2000	0	6	6
2001	0	8	8
2002	0	16	16
2003	2	17	19
2004	0	16	16
2005	2	14	16
2006	0	13	13
2007	0	20	20
2008	0	12	12
2009	1	16	17
2010	0	19	19
2011	0	12	12
2012	1	17	18
2013	1	15	16
2014	0	15	15
2015	0	12	12
2016	0	12	12
2017	0	14	14
2018	0	16	16
2019	2	23	25
2020	0	14	14
2021	0	5	5
2022	0	4	4
2023	0	3	3
2024	0	14	14
2025	0	5	5
2026	0	5	5

Below are the most recent publications written about "Hydrogen-Ion Concentration" by people in Profiles.

Lee Y, Ouyang Q, Ma L, Fleishman M, Riaz HA, Schmidt M, Dupree JL, Mondal A, Mohanty P, Mittal J, Beckstein O, Lambright DG, Morrow EM. Endosome maturation is orchestrated by inside-out proton signaling through a Na+/H+ exchanger and pH-dependent Rab GTPase cycling. Nat Commun. 2026 May 08; 17(1).

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Zhang Y, Wu C, Li Y, Zhao P, Dai R, McClements DJ, Liu F. Structure-function insights into heat/pH-shift-treated legume protein-EGCG conjugates as functional alternative proteins for stabilizing walnut oil emulsions. Int J Biol Macromol. 2026 Apr; 359:151637.

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Shuai X, Fang M, McClements DJ, Chen T, Wang Z, Du L, Zhang M, Zhou W, Dai T, Li J, Chen J. Enhancement of macadamia protein solubility and functionality using combined pH-shift-heat treatment: Role of ionic environment (PBS vs water). Food Chem. 2026 May 30; 512:148937.

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Molfetta DD, Ardone M, Fracasso F, Greco MR, Tamma G, Centrone M, Barile M, Tolomeo M, Nisco A, Reshkin SJ, Cardone RA. Extracellular pH and NHE1 Regulate Ductal Branching Morphogenesis in Organotypic Cultures of Human Pancreatic Duct Epithelial Cells. J Cell Physiol. 2026 Mar; 241(3):e70156.

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Cao X, Li S, Xu Q, Lei Z, Jiao B, McClements DJ, Yan H. Soft matter-engineered pH-responsive hydrogels for encapsulation, protection, and controlled intestinal release of probiotics (Lacticaseibacillus paracasei YWC-01). Food Chem. 2026 Apr 30; 509:148600.

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Li Y, Chen X, Hu X, Qin D, Zhang S, Liu J, Zhang T, Du Z, McClements DJ. Comparative effects of heat-induced fibrillation and pH-shifting on the structure and interfacial adsorption of soy protein. Food Res Int. 2026 Jan 31; 224:117959.

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Su H, Zhai Y, McClements DJ, Li T, Fu Y. Milk-derived peptide fibril-iron nanoparticles prepared by a coordination-driven in-situ reduction approach with high bioavailability and sustained iron (II) protection. Food Res Int. 2025 Dec; 221(Pt 4):117536.

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Fu C, Ye K, Qiu Z, Ma G, Chen S, Xiao H. In vitro digestion and fermentation characteristics of Agrocybe cylindracea polysaccharides and their interaction with the gut microbiota. Food Res Int. 2025 Jun; 211:116424.

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Fan L, Biswas K, Bello D, Yan W. An azide-based sampler for monitoring abiotic reduction of chlorinated solvent contaminants in groundwater. Chemosphere. 2025 Mar; 372:144081.

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Akulovich AV, Nikiforova GG, Korostelev AA. [Comparison of pH in teeth bleaching systems]. Stomatologiia (Mosk). 2025; 104(5):12-17.

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