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hypochlorous acid

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Description

Hypochlorous acid (HOCl) is a weak acid that plays a crucial role in the human immune system. It is produced by neutrophils, a type of white blood cell, as part of their defense mechanism against pathogens. HOCl is a potent oxidant and antimicrobial agent, effectively killing bacteria, viruses, and fungi. Its synthesis occurs through the enzymatic reaction of hydrogen peroxide and chloride ions by the enzyme myeloperoxidase. The study of HOCl focuses on its potential therapeutic applications, particularly in wound healing and disinfection. Its high reactivity makes it challenging to work with, and efforts are underway to develop stable and efficient delivery methods for its medicinal use.'

Hypochlorous Acid: An oxyacid of chlorine (HClO) containing monovalent chlorine that acts as an oxidizing or reducing agent. [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

hypochlorous acid : A chlorine oxoacid with formula HOCl; a weak, unstable acid, it is the active form of chlorine in water. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Cross-References

ID SourceID
PubMed CID24341
CHEMBL ID1616046
CHEBI ID24757
MeSH IDM0010892

Synonyms (153)

Synonym
hocl
chlor(i)-saeure
hydroxidochlorine
hypochloric acid
CHEBI:24757 ,
7790-92-3
hypochlorige saeure
[cloh]
hclo
chloranol
einecs 232-232-5
hypochlorous acid
FT-0695042
unii-712k4cdc10
712k4cdc10 ,
C19697
hypochlorous acid [who-dd]
hypochlorous acid [vandf]
comfosy
hypochlorous acid [inci]
hypochlorous acid [mi]
oxyl chloride
chloro-alcohol
oxylchloride
hydroxy chloride
hydroxychloride
QWPPOHNGKGFGJK-UHFFFAOYSA-N
CHEMBL1616046
DTXSID3036737 ,
hypochlorous acid ion(1-)
chlorine oxide (clo1-)
8tr ,
DB14135
Q2535800
Q407318
FT-0775244
multi-purpose sanitiser
shield v
penacom hypochlorous acid disinfectant
bactistop 100
disinfectant solution for hand-use
cloh living hand sanitizer
sanitizer refreshingspray
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disinfectant liquid antibacterial spray
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brille brille sterilizing water mist
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hand disinfectant
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eko disinfectant
saerasu
mandabang brand hand sanitizer
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deodorizer
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absoclean-s sanitizing mist
sibarc
dtxcid1016737
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virurcatcher
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disinfectant solution
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claon hocl
water guard slightly acidic electrolyzed hypochlorous acid water disinfectant
disinfectant liquid antibacterial
daily doctor hypochlorous acid disinfectant liquid
hicc kids rinse free disinfectant
demon gun
vi-clean
pet deodorant care solution
raysain wash free hand sanitizer
aktive multi purpose antibacterial
caruche premium hypochlorous acid water

Research Excerpts

Overview

Hypochlorous acid (HClO) is an important bactericide, and adjusting the content of HClO helps to improve the host's innate immunity and resist microbial invasion. abnormal concentrations of HOCl are strongly associated with a variety of diseases such as cancer, inflammation, atherosclerosis, and Alzheimer's disease.

ExcerptReferenceRelevance
"Hypochlorous acid (HClO) is an important bactericide, and adjusting the content of HClO helps to improve the host's innate immunity and resist microbial invasion. "( A long-wavelength activable AIEgen fluorescent probe for HClO and cell apoptosis imaging.
Han, X; Liu, J; Song, X; Wang, M; Yang, X; Ye, Y; Zhu, W, 2021
)
2.06
"Hypochlorous acid is an important active substance involved in a variety of physiological processes in living organisms, while abnormal concentrations of HOCl are strongly associated with a variety of diseases such as cancer, inflammation, atherosclerosis, and Alzheimer's disease. "( Tracking HOCl by an incredibly simple fluorescent probe with AIE plus ESIPT in vitro and in vivo.
Chen, X; Geng, Z; Guo, T; Qiu, S; Qu, W; Tian, R; Wang, Z; Yang, B, 2022
)
2.16
"Hypochlorous acid (HOCl) is an essential signal molecule in cancer cells. "( Activation of GRP78 ATPase suppresses A549 lung cancer cell migration by promoting ITGB4 degradation.
Cui, X; Li, N; Lin, Z; Miao, J; Ning, J; Zhao, B, 2022
)
2.16
"Hypochlorous acid (HOCl) is a significant reactive oxygen species and has strong oxidative and antibacterial activity, but excessive secretion of hypochlorous acid can affect Golgi structure or function abnormally, it will lead to a series of diseases including Alzheimer's disease, neurodegenerative diseases, autoimmune diseases, and Parkinson's disease."( A naphthalimide-based and Golgi-targetable fluorescence probe for quantifying hypochlorous acid.
Li, LK; Liu, SY; Liu, SZ; Ma, QJ; Wang, BY; Wang, GG; Xu, JH; Zhu, NN, 2023
)
1.86
"Hypochlorous acid (HOCl) is a weak acid that ionizes in water. "( Does Hypochlorous Acid Cause Ototoxicity? An Experimental Study.
Bakici Balci, B; Bulut, E; Erinc, M; Ersoy, O; Gunduz, AY; Kalcioglu, MT; Mutlu, A, 2022
)
2.68
"Hypochlorous acid (HOCl) is a reactive substance that reacts with most biomolecules and is essential in physiological and pathological processes. "( A Hydroxytricyanopyrrole-Based Fluorescent Probe for Sensitive and Selective Detection of Hypochlorous Acid.
Chen, Z; Gao, J; Li, H; Lv, J; Yang, M; Yuan, Z; Zeng, C, 2022
)
2.39
"Hypochlorous acid (HClO) acts as a typical ROS."( Super-Resolution Imaging of Mitochondrial HClO during Cell Ferroptosis Using a Near-Infrared Fluorescent Probe.
Chen, Y; Fang, H; Geng, S; Guo, Z; He, W; Yao, S, 2022
)
1.44
"Hypochlorous acid is a suitable cleaning solution for canine OE."( Evaluation of hypochlorous acid as an ear flush in dogs with chronic otitis externa.
Baumann, KN; Boehm, T; Dörfelt, S; Kasper, B; Mueller, RS; Udraite-Vovk, L, 2023
)
2.71
"Hypochlorous acid (HClO) is a reactive oxygen species (ROS) that, at high levels, can cause brain tissue damage and neurogenic apoptosis."( Si-rhodamine fluorescent probe for monitoring of hypochlorous acid in the brains of mice afflicted with neuroinflammation.
Geng, Y; Han, J; Jiang, J; Liang, F; Wang, Z; Yang, X; Zhang, G; Zhou, J, 2023
)
1.89
"Hypochlorous acid (HOCl) is a major oxidant produced by activated neutrophils via the myeloperoxidase catalyzed reaction. "( Curcumin from Curcuma longa Linn. (Family: Zingiberaceae) attenuates hypochlorous acid-induced cytotoxicity and oxidative damage to human red blood cells.
Ali, A; Mahmood, R; Tantry, IQ, 2023
)
2.59
"Hypochlorous acid (HOCl) is an essential endogenous reactive oxygen species in biological systems, playing a critical role in various physiological processes. "( A benzo BODIPY based fluorescent probe for selective visualization of hypochlorous acid in living cells and zebrafish.
An, K; Bi, S; Han, Y; Yang, T; Zhou, B, 2023
)
2.59
"Hypochlorous acid (HClO) is a crucial active oxygen component and one of the innate immunity's barrier substances in the body. "( A turn-on fluorescence strategy for hypochlorous acid detection based on DNAzyme-assisted cyclic signal amplification.
He, H; Li, S; Ma, C; Xu, J; Zhou, X, 2023
)
2.63
"Hypochlorous acid (HClO) is a reactive oxygen species and a relatively strong antibacterial substance in the immune defense system. "( Bioimaging of a chromenoquinoline-based ratiometric fluorescent probe for detecting ClO
Jiang, L; Liu, Q; Liu, X; Shangguan, H; Teng, Z; Tian, R; Wang, Y; Wei, L; Wu, T; Yang, L, 2023
)
2.35
"Hypochlorous acid (HClO) is a key signaling molecule which involved in various pathological and physiological processes and the immune system. "( Accurate construction of NIR probe for visualizing HClO fluctuations in type I, type II diabetes and diabetic liver disease assisted by theoretical calculation.
Fan, G; Qin, S; Wang, J; Wang, N; Zhang, B; Zhang, J; Zhao, W, 2024
)
2.89
"Hypochlorous acid (HClO) is an important bioactive molecule, playing vital roles in a large number of physiological and pathological processes. "( A novel reaction-based fluorescence probe for rapid imaging of HClO in live cells, animals, and injured liver tissues.
Deng, Y; Feng, G; Feng, S; Gong, S; Xia, Q, 2020
)
2
"Hypochlorous acid (HOCl) is an important signaling molecule for cell survival. "( The novel HOCl fluorescent probe CAN induced A549 apoptosis by inhibiting chlorination activity of MPO.
An, Z; Li, K; Miao, J; Su, L; Yue, Q; Zhao, B; Zhao, L; Zhao, Z, 2020
)
2
"Hypochlorous acid (HOCl) is a strong oxidant produced by myeloperoxidase. "( Mechanism of cyanocobalamin chlorination by hypochlorous acid.
Dereven'kov, IA; Hannibal, L; Khodov, IA; Koifman, OI; Makarov, SV; Osokin, VS, 2021
)
2.33
"Hypochlorous acid (HClO) acts as a dominant microbicidal mediator in the natural immune system, and the excess production of hypochlorites is related to a series of diseases. "( Turn-on Fluorescent Probe for Exogenous and Endogenous Imaging of Hypochlorous Acid in Living Cells and Quantitative Application in Flow Cytometry.
Chai, L; Li, Q; Liu, R; Lv, Y; Zhan, Z; Zhang, K, 2017
)
2.13
"Hypochlorous acid (HClO) is a strong oxidant that is able to mediate protein oxidation. "( Myofibrillar protein oxidation affects filament charges, aggregation and water-holding.
Bao, Y; Boeren, S; Ertbjerg, P, 2018
)
1.92
"Hypochlorous acid (HOCl) is a potent cytotoxic oxidant generated by the enzyme myeloperoxidase (MPO) in the presence of hydrogen peroxide (H"( Melatonin prevents hypochlorous acid-mediated cyanocobalamin destruction and cyanogen chloride generation.
Abu-Soud, HM; Chatzicharalampous, C; Jeelani, R; Maitra, D; Morris, RT; Najeemuddin, S, 2018
)
2.25
"Hypochlorous acid (HOCl) is a non-antibiotic antimicrobial substance with significant effects on pathogenic oral micro-organisms. "( Evaluation of substantivity of hypochlorous acid as an antiplaque agent: A randomized controlled trial.
Calderón-Mendoza, J; Castillo, DM; De Ávila, J; Díaz-Báez, D; Lafaurie, GI; Trujillo, TG; Zaror, C, 2018
)
2.21
"Hypochlorous acid (HOCl) is a critical member of the reactive oxygen species (ROS) produced by immune cells to fight infections. "( Synthesis of an ultrasensitive BODIPY-derived fluorescent probe for detecting HOCl in live cells.
Du, J; Fan, J; Long, S; Peng, X; Zhang, Z; Zhu, H, 2018
)
1.92
"Hypochlorous acid (HOCl) is a highly effective oxidant produced during phagocytosis and plays an important role in a variety of physiological and pathological processes. "( A new mitochondria-targeted ratiometric fluorescent probe based on diketopyrrolopyrrole for imaging endogenous HOCl in living cells.
Hua, J; Liu, C; Wang, J; Xie, X; Yan, Y; Yang, J; Zhang, X, 2018
)
1.92
"Hypochlorous acid (HOCl) is a highly reactive, toxic species generated by neutrophils via the action of myeloperoxidase in order to destroy invading pathogens. "( Carnosine and Carcinine Derivatives Rapidly React with Hypochlorous Acid to Form Chloramines and Dichloramines.
Carroll, L; Davies, MJ; Karton, A; Pattison, DI; Radom, L, 2019
)
2.2
"Hypochlorous acid (HOCl) is an important component of the immune system and is produced by neutrophils to kill invading microorganisms. "( Tetramers are the activation-competent species of the HOCl-specific transcription factor HypT.
Bepperling, A; Drazic, A; Gebendorfer, KM; Krause, M; Mak, S; Steiner, A; Winter, J, 2014
)
1.85
"Hypochlorous acid (HOCl) is an important reactive oxygen species (ROS) and non-radical and is taking part in physiological processes concerned with the defense of the organism, but there has been limited information regarding its scavenging by polyphenols. "( Optimization of microwave-assisted extraction of polyphenols from herbal teas and evaluation of their in vitro hypochlorous acid scavenging activity.
Apak, R; Bekdeşer, B; Durusoy, N; Güçlü, K; Özyürek, M, 2014
)
2.06
"Hypochlorous acid (HOCl) is a potent oxidant generated by myeloperoxidase (MPO), which is an abundant enzyme used for defense against microbes. "( Kinetic studies on the reaction between dicyanocobinamide and hypochlorous acid.
Abdulridha, RM; Abu-Soud, HM; Ali, I; Khan, SN; Maitra, D; Pennathur, S; Saed, GM; Shaeib, F, 2014
)
2.09
"As hypochlorous acid (HOCl) is a principal oxidant product generated by MPO, we evaluated the effects of HOCl on insulin signaling in adipocytes differentiated from 3T3-L1 cells."( Hypochlorous acid via peroxynitrite activates protein kinase Cθ and insulin resistance in adipocytes.
Ding, Y; Wang, Q; Zhou, J; Zou, MH, 2015
)
2.37
"Hypochlorous acid (HOCl) is a very potent ROS, and it is produced by myeloperoxidase (MPO)."( Association of myeloperoxidase polymorphism (G463A) with cervix cancer.
Bicho, M; Bicho, MC; Castelão, C; da Silva, AP; Inácio, Â; Matos, A; Medeiros, R, 2015
)
1.14
"Hypochlorous acid (HOCl) is a reactive oxygen species formed by neutrophils and other myeloperoxidase-containing cells during inflammation."( Linking Inflammation and Parkinson Disease: Hypochlorous Acid Generates Parkinsonian Poisons.
Gomolin, I; Jeitner, TM; Kalogiannis, M; Krasnikov, BF; Moran, GR; Peltier, MR, 2016
)
1.42
"Hypochlorous acid (HOCl) is a kind of reactive oxygen species which plays an important role in biological process. "( A cyanine-based near-infrared fluorescent probe for highly sensitive and selective detection of hypochlorous acid and bioimaging.
Guan, L; Huang, D; Li, H; Sun, M; Wang, S; Yu, H; Zhang, X, 2016
)
2.1
"Hypochlorous acid (HOCl) acts as a weak acid distributed mainly in acidic organelle lysosomes of phagocytes and plays a crucial role in the immune defense. "( Highly Specific and Ultrasensitive Two-Photon Fluorescence Imaging of Native HOCl in Lysosomes and Tissues Based on Thiocarbamate Derivatives.
Li, P; Liu, C; Shu, W; Tang, B; Wang, X; Wang, Y; Wang, Z; Zhu, B, 2016
)
1.88
"Hypochlorous acid (HOCl) is a unique oxidant generated by the enzyme myeloperoxidase that contributes to endothelial cell dysfunction and death in atherosclerosis. "( Hypochlorous acid-induced heme oxygenase-1 gene expression promotes human endothelial cell survival.
Durante, W; Johnson, FK; Johnson, RA; Liu, XM; Peyton, KJ; Wang, H; Wei, Y, 2009
)
3.24
"Hypochlorous acid (HOCl) is an oxidant linked to tissue oxidation in cardiovascular disease and other inflammatory disorders through its ability to modify proteins, deoxyribonucleic acid, ribonucleic acid, and lipids."( Potent antioxidative activity of lycopene: A potential role in scavenging hypochlorous acid.
Abdulhamid, I; Abu-Soud, HM; Byun, J; Diamond, MP; Maitra, D; Pennathur, S; Saed, GM; Sliskovic, I, 2010
)
1.31
"Hypochlorous acid (HOCl) is a potent cytotoxic agent generated by neutrophils and macrophages within inflammatory sites."( Intracellular glutathione protects human monocyte-derived macrophages from hypochlorite damage.
Gieseg, SP; Whiteman, M; Yang, YT, 2012
)
1.1
"Hypochlorous acid (HOCl) is a potent oxidant produced by the enzyme myeloperoxidase, which is released by neutrophils under inflammatory conditions. "( Identification of proteins susceptible to thiol oxidation in endothelial cells exposed to hypochlorous acid and N-chloramines.
Forsman Quigley, A; Hawkins, CL; Summers, FA, 2012
)
2.04
"Hypochlorous acid is an important oxidizing agent produced by neutrophils to aid in defense against pathogens. "( Hypochlorous acid activates tyrosine phosphorylation signal pathways leading to calcium signaling and TNFalpha production.
de Fex, H; Schieven, GL; Stephenson, L, 2002
)
3.2
"Hypochlorous acid (HOCl) is a potent oxidant produced by myeloperoxidase that causes aggregation of many proteins. "( Characterization of non-covalent oligomers of proteins treated with hypochlorous acid.
Brennan, SO; Chapman, AL; Jordan, TW; Kettle, AJ; Winterbourn, CC, 2003
)
2
"Hypochlorous acid (HOCl) is a highly reactive product generated by the myeloperoxidase reaction during the oxidative burst of activated neutrophils, which is implicated in many bactericidal and cytotoxic responses. "( Myeloperoxidase-derived hypochlorous acid antagonizes the oxidative stress-mediated activation of iron regulatory protein 1.
Arnhold, J; Hebling, U; Mueller, S; Mütze, S; Pantopoulos, K; Stremmel, W; Wang, J, 2003
)
2.07
"Hypochlorous acid (HOCl) is an oxygen-derived species involved in physiological processes related to the defence of the organism that may cause adverse effects when its production is insufficiently controlled. "( The reactions of oxicam and sulfoanilide non steroidal anti-inflammatory drugs with hypochlorous acid: determination of the rate constants with an assay based on the competition with para-aminobenzoic acid chlorination and identification of some oxidation
Dubois, J; Gelbcke, M; Neve, J; Van Antwerpen, P, 2004
)
1.99
"Hypochlorous acid (HOCl) is a powerful oxidant generated from H(2)O(2) and chloride ions by the heme enzyme myeloperoxidase (MPO) released from activated leukocytes. "( Kinetic analysis of the role of histidine chloramines in hypochlorous acid mediated protein oxidation.
Davies, MJ; Pattison, DI, 2005
)
2.02
"Hypochlorous acid (HOCl) is a highly microbiocidal agent active against bacteria, viruses and fungi. "( Evaluation of hypochlorous acid washes in the treatment of chronic venous leg ulcers.
Cherry, GW; Hughes, MA; Selkon, JB; Wilson, JM, 2006
)
2.14
"Hypochlorous acid (HOCl) is a powerful oxidant generated from H(2)O(2) and Cl(-) by the heme enzyme myeloperoxidase, which is released from activated leukocytes. "( Evidence for rapid inter- and intramolecular chlorine transfer reactions of histamine and carnosine chloramines: implications for the prevention of hypochlorous-acid-mediated damage.
Davies, MJ; Pattison, DI, 2006
)
1.78
"Hypochlorous acid (HOCl) is a major product of activated neutrophils and may be important in antimicrobial activities of cells by oxidation or chlorination of susceptible amino acids. "( Detection and characterization of N-alpha-chloramines by electrospray tandem mass spectrometry.
Raftery, MJ, 2007
)
1.78
"Hypochlorous acid (HOCl) is a powerful oxidant generated from H2O2 and Cl- by the heme enzyme myeloperoxidase, which is released from activated leukocytes. "( Hypochlorous acid-mediated protein oxidation: how important are chloramine transfer reactions and protein tertiary structure?
Davies, MJ; Hawkins, CL; Pattison, DI, 2007
)
3.23
"Hypochlorous acid (HOCl) is a strong oxidant formed in neutrophils by the myeloperoxidase-catalyzed oxidation of chloride. "( Kinetics and mechanisms of hypochlorous acid reactions.
Candeias, LP; Folkes, LK; Wardman, P, 1995
)
2.03
"Hypochlorous acid (HOCl) is an oxidant produced by neutrophils."( Lipoic acid favors thiolsulfinate formation after hypochlorous acid scavenging: a study with lipoic acid derivatives.
Bast, A; Biewenga, G; de Jong, J, 1994
)
1.26
"Hypochlorous acid (HOCI) is a powerful oxidizing and chlorinating agent produced by the neutrophil enzyme myeloperoxidase. "( Antioxidant protection against hypochlorous acid in human plasma.
Cross, CE; Halliwell, B; Hu, ML; Louie, S; Motchnik, P, 1993
)
2.01
"Hypochlorous acid (HOCl) is a principal oxidizing species implicated in electrolysis-induced myocardial damage, and it is a major oxidant produced by neutrophils."( Acadesine prevents oxidant-induced damage in the isolated guinea pig heart.
Bullough, DA; Fox, MH; Metzner, EK; Mullane, KM; Potter, S; Zhang, C, 1993
)
1.01
"Hypochlorous acid is a potent oxidant capable of oxidizing and chlorinating proteins. "( Comparison of mono- and dichlorinated tyrosines with carbonyls for detection of hypochlorous acid modified proteins.
Chapman, AL; Kettle, AJ; Senthilmohan, R; Winterbourn, CC, 2000
)
1.98
"Hypochlorous acid (HOCl) is a potent oxidant, which is produced in vivo by activated phagocytes. "( Absolute rate constants for the reaction of hypochlorous acid with protein side chains and peptide bonds.
Davies, MJ; Pattison, DI, 2001
)
2.01
"Hypochlorous acid (HOCl) is a powerful oxidant which is highly reactive towards a range of biological substrates."( Hypochlorous acid is a potent inhibitor of GST P1-1.
Bast, A; den Hartog, GJ; Evelo, CT; Haenen, GR; van Haaften, RI, 2001
)
2.47
"Hypochlorous acid (HOCl) is a bactericidal compound formed by activated neutrophils during inflammation. "( Efficacy of HOCl scavenging by sulfur-containing compounds: antioxidant activity of glutathione disulfide?
Bast, A; den Hartog, GJ; Haenen, GR; van der Vijgh, WJ; Vegt, E,
)
1.57
"Hypochlorous acid (HOCl) is a chemically reactive oxidant and a potent microbicidal agent that is synthesized in phagosomes of inflammatory neutrophils and released into extracellular spaces. "( Breakage and binding of DNA by reaction products of hypochlorous acid with aniline, 1-naphthylamine, or 1-naphthol.
Agarwal, S; Koren, HS; Kozumbo, WJ, 1992
)
1.98
"Hypochlorous acid (HOCl) is a toxic oxidant produced by neutrophils at sites of cardiac inflammation. "( Calcium homeostasis in rabbit ventricular myocytes. Disruption by hypochlorous acid and restoration by dithiothreitol.
Désilets, M; Eley, DW; Fliss, H; Korecky, B, 1991
)
1.96

Effects

Hypochlorous acid (HA) has both anti-microbial and wound-healing properties. It has been suggested to have an antimicrobial effect around 80-100 times stronger than the hypochlorite ion.

ExcerptReferenceRelevance
"Hypochlorous acid water (HAW) has a broad spectrum of virucidal activities."( Comparison of the SARS-CoV-2-inactivating activities of the differently manufactured hypochlorous acid water products with various pH.
Jamsransuren, D; Matsuda, S; Ogawa, H; Takeda, Y, 2021
)
1.57
"Hypochlorous acid (HOCl) has been implicated in numerous pathologies associated with an inflammatory component, but its selective and sensitive detection in biological settings remains a challenge. "( A New and Fast-Response Fluorescent Probe for Monitoring Hypochlorous Acid Derived from Myeloperoxidase.
Michalski, R; Podsiadły, R; Romański, J; Świerczyńska, M; Słowiński, D, 2023
)
2.6
"Hypochlorous acid has played several functions in the biological system. "( A fluorescent turn-on probe for detection of hypochlorus acid and its bioimaging in living cells.
Chu, CJ; Ma, HI; Thirumalaivasan, N; Venkatesan, P; Wu, GS; Wu, SP, 2020
)
2
"Hypochlorous acid (HA) has both anti-microbial and wound-healing properties with a growing role for utilization in pre-procedural care on the face."( Comparison of Skin Antiseptic Agents and the Role of 0.01% Hypochlorous Acid.
Anagnostopoulos, AG; Lee, JH; Lee, MC; Lee, WW; Persad, PJ; Rong, A; Topilow, N; Tran, AQ, 2021
)
2.31
"Hypochlorous acid water (HAW) has a broad spectrum of virucidal activities."( Comparison of the SARS-CoV-2-inactivating activities of the differently manufactured hypochlorous acid water products with various pH.
Jamsransuren, D; Matsuda, S; Ogawa, H; Takeda, Y, 2021
)
1.57
"Hypochlorous acid (HOCl) has been known to be intertwined with various pathophysiological processes. "( A mitochondria-targeted near-infrared fluorescent probe with a large Stokes shift for real-time detection of hypochlorous acid.
He, S; Huang, K; Jiao, X; Liu, C; Zeng, X; Zhao, L, 2018
)
2.14
"Hypochlorous acid (HOCl) has received special attention by virtue of its pivotal antimicrobial nature, and the appropriate amount of HOCl is beneficial to innate immunity of host to cope with microbial invasion. "( Development of a Concise Rhodamine-Formylhydrazine Type Fluorescent Probe for Highly Specific and Ultrasensitive Tracing of Basal HOCl in Live Cells and Zebrafish.
Chen, Y; Jia, P; Li, Z; Liu, C; Liu, D; Sheng, W; Yu, C; Yu, Y; Zhang, X; Zhu, B; Zhu, H; Zhuang, Z, 2019
)
1.96
"Hypochlorous acid (HOCl) has been suggested to have an antimicrobial effect around 80-100 times stronger than the hypochlorite ion."( Influence of pH changes on chlorine-containing endodontic irrigating solutions.
De Figueiredo, JA; Doğramacı, EJ; Guastalli, AR; Rossi-Fedele, G; Steier, L, 2011
)
1.09
"Hypochlorous acid (HOCl) has been implicated as one of the major oxidants involved in these processes."( Hypochlorous acid-mediated oxidation of lipid components and antioxidants present in low-density lipoproteins: absolute rate constants, product analysis, and computational modeling.
Davies, MJ; Hawkins, CL; Pattison, DI, 2003
)
2.48

Actions

Hypochlorous acid (HClO) plays an essential role in biological systems. It can resist microorganism attack and has a lethal effect on pathogens. abnormal levels of HOCl have been associated with numerous human diseases.

ExcerptReferenceRelevance
"Hypochlorous acid (HClO) plays a critical role in physiological activities of maintaining the stable oxidation balance of organisms, which was proved to relate to some serious diseases. "( A novel and fast-responsive two-photon fluorescent probe with modified group for monitoring endogenous HClO accompanied by a large turn-on signal and its application in zebrafish imaging.
Li, CC; Liu, K; Qu, J; Wang, JY; Zhang, H; Zhang, ZH, 2022
)
2.16
"Hypochlorous acid (HClO) plays an essential role in biological systems. "( Designing a turn-on ultrasensitive fluorescent probe based on ICT-FRET for detection and bioimaging of Hypochlorous acid.
Miao, C; Wang, X; Zhu, J, 2023
)
2.57
"Hypochlorous acid (HOCl) plays a crucial role in various physiological and pathological processes. "( Novel near-infrared fluorescent probe with a large Stokes shift for sensing hypochlorous acid in mitochondria.
Cai, S; Gong, J; He, S; Liu, C; Zeng, X; Zhao, L, 2020
)
2.23
"Hypochlorous acid (HOCl) plays a crucial role in many physiological processes and is widely used as bleach, deodorant and fungicide. "( Assembly of Water-soluble AIE-active Fluorescent Organic Nanoparticles for Ratiometric Detection of Hypochlorite in Living Cells.
Du, W; Gao, XJ; Liu, GJ; Liu, YC; Xing, GW; Zhou, W, 2021
)
2.06
"Hypochlorous acid plays a very important role in living cells, because it can resist microorganism attack and has a lethal effect on pathogens. "( Two ratiometric fluorescent probes for hypochlorous acid detection and imaging in living cells.
Chen, SW; Han, X; Jiang, J; Li, T; Tian, C; Wang, J; Xu, J; Yuan, MS, 2018
)
2.19
"Hypochlorous acid (HOCl) plays a crucial role in daily life and mediates a variety of physiological processes, however, abnormal levels of HOCl have been associated with numerous human diseases. "( A simple rhodamine hydrazide-based turn-on fluorescent probe for HOCl detection.
Deng, C; Meng, L; Zhang, Z; Zou, Y, 2016
)
1.88

Treatment

Hypochlorous acid treatment of a microalga was investigated to improve the quality of microalgal lipid and to obtain high biodiesel-conversion yield. Treatment of cardiomyocytes did not change cellular viability during the cellular post-incubation in a fresh medium.

ExcerptReferenceRelevance
"Hypochlorous acid treatment of a microalga, Chlorella vulgaris, was investigated to improve the quality of microalgal lipid and to obtain high biodiesel-conversion yield. "( Changes in fatty acid composition of Chlorella vulgaris by hypochlorous acid.
Choi, SA; Jeong, MJ; Lee, JS; Nam, B; Oh, YK; Park, JY, 2014
)
2.09
"Hypochlorous acid-treated SK-OV-3 cells drove expansion of CD8(+) T cells from HLA-A2(+) individuals, which recognized the HLA-A2-restricted tumor antigen epitopes of HER-2/neu (E75 and GP2) and MUC1 (M1.1 and M1.2). "( Oxidation of ovarian epithelial cancer cells by hypochlorous acid enhances immunogenicity and stimulates T cells that recognize autologous primary tumor.
Aitkens, E; Benjamin, E; Chain, BM; Chiang, CL; Katz, DR; Ledermann, JA, 2008
)
2.04
"Hypochlorous acid treatment of cardiomyocytes did not change cellular viability during the cellular post-incubation in a fresh medium."( 2,3-Butanedione monoxime does not protect cardiomyocytes under oxidative stress.
Bryszewska, M; Lapshina, E; Przygodzki, T; Sokal, A; Zavodnik, I,
)
0.85
"Hypochlorous acid (HOCl) treatment leads to elevated maximum surface tension (gammamax) and a deterioration in minimum gamma (gammamin) during surface area cycling."( Modification of tryptophan and methionine residues is implicated in the oxidative inactivation of surfactant protein B.
Doherty-Kirby, A; Haines, T; Lajoie, G; Liu, S; Manzanares, D; Possmayer, F; Ramos, Y; Rodriguez-Capote, K; Zhao, L, 2007
)
1.06

Toxicity

ExcerptReferenceRelevance
" Neutrophils from two patients with a history of clozapine-induced agranulocytosis seemed to be more sensitive to the toxic effects of the clozapine reactive metabolite; however, the numbers are too small to draw any definite conclusions."( A comparison of the oxidation of clozapine and olanzapine to reactive metabolites and the toxicity of these metabolites to human leukocytes.
Gardner, I; MacCrimmon, D; Uetrecht, JP; Zahid, N, 1998
)
0.3
"An assessment has been made of the potential for toxic effects to aquatic life that may arise from halogenated organic by-products formed by reaction of hypochlorite with organic matter in various use scenarios as a contribution to the risk assessment of sodium hypochlorite under the European Union Existing Chemicals legislation."( A perspective on the environmental risk of halogenated by-products from uses of hypochlorite using a whole effluent toxicity based approach.
Johnson, I; Pickup, JA; van Wijk, D, 2006
)
0.33
" The pediatric population is well-known to have a major risk of infectious complications, and making easy and safe the care of the exit-site will prevent the peritonitis that follows."( Amuchina 10% solution, safe antiseptic for preventing infections of exit-site of Tenckhoff catheters, in the pediatric population of a dialysis program.
Aguilar-Kitsu, A; Castro-Vazquez, F; Mendoza-Guevara, L; Morales-Nava, A; Rodriguez-Leyva, F; Sanchez-Barbosa, JL, 2007
)
0.34
"Ecasol present as a residual disinfectant in DUWL output water is very unlikely to have adverse effects on human oral tissues at levels effective in maintaining DUWL output water quality at better than potable standard water quality."( Lack of cytotoxicity by Trustwater Ecasol™ used to maintain good quality dental unit waterline output water in keratinocyte monolayer and reconstituted human oral epithelial tissue models.
Boyle, MA; Coleman, DC; O'Donnell, MJ; Russell, RJ, 2010
)
0.36
" In addition, comparing toxic endpoints of the three disinfectants with and without sunlight exposure, the embryo tests were equally sensitive to the three-week reproduction test in this study."( Evaluation of acute toxicity and teratogenic effects of disinfectants by Daphnia magna embryo assay.
Chang, SH; Hsu, LY; Ton, SS; Wang, KS; Wang, MH, 2012
)
0.38
" In addition, chlorhexidine in particular can produce both otologic and ocular toxic effects when used on the face."( Topical Approaches to Improve Surgical Outcomes and Wound Healing: A Review of Efficacy and Safety.
Cohen, JL; Friedman, A; Totoraitis, K, 2017
)
0.46
" A total of 7 adverse events were regarded as related to the treatment; all registered as pain during the procedure for 2 subjects."( The Safety and Antimicrobial Properties of Stabilized Hypochlorous Acid in Acetic Acid Buffer for the Treatment of Acute Wounds-a Human Pilot Study and In Vitro Data.
Burian, EA; Fazli, MM; Gundersen, G; Ibstedt, E; Kirketerp-Møller, K; Sabah, L, 2023
)
1.16
" Although HOCI is less ototoxic than the disinfectant used, it may have a toxic effect on cochlea."( Does Hypochlorous Acid Cause Ototoxicity? An Experimental Study.
Bakici Balci, B; Bulut, E; Erinc, M; Ersoy, O; Gunduz, AY; Kalcioglu, MT; Mutlu, A, 2022
)
1.24

Compound-Compound Interactions

ExcerptReferenceRelevance
" Agonist levels, which by themselves induced little or reversible aggregation, caused strong stable aggregation when combined with low levels of HOCl-LDL."( LDL oxidized by hypochlorous acid causes irreversible platelet aggregation when combined with low levels of ADP, thrombin, epinephrine, or macrophage-derived chemokine (CCL22).
Coleman, LG; Gear, AR; Marcinkiewicz, M; Polanowska-Grabowska, RK, 2004
)
0.67
" The method, in combination with quantitative PCR as a diagnostic tool, successfully monitored the disinfection efficacy of hypochlorite, benzalkonium and heat on several model pathogens."( Molecular monitoring of disinfection efficacy using propidium monoazide in combination with quantitative PCR.
Camper, AK; Nocker, A; Sossa, KE, 2007
)
0.34

Bioavailability

ExcerptReferenceRelevance
" dapsone, nimesulide and sulphapyridine, have the potential to reduce the bioavailability of neutrophil-derived HOCl and, in turn, to favour the alpha 1-antitrypsin-dependent control of neutrophil elastolytic activity."( Sulphonamides as anti-inflammatory agents: old drugs for new therapeutic strategies in neutrophilic inflammation?
Balbi, A; Bevilacqua, M; Dallegri, F; Dapino, P; Ottonello, L; Scirocco, MC, 1995
)
0.29
" The present study tests the hypothesis that HOCl decreases nitric oxide (NO) bioavailability in the vasculature of Sprague-Dawley rats."( Endothelial dysfunction is induced by proinflammatory oxidant hypochlorous acid.
Darley-Usmar, V; Eiserich, JP; Kelpke, S; Ma, W; Parks, DA; Patel, R; White, CR; Zhang, C; Zhou, F, 2001
)
0.55
" Thus to further improve the NAC bioavailability a single oral administration of 1200 mg NAC has been recently proposed."( Human neutrophil oxidative bursts and their in vitro modulation by different N-acetylcysteine concentrations.
Allegra, L; Bovio, C; Braga, PC; Dal Sasso, M; Fonti, E; Massoni, C, 2002
)
0.31
"Reduced nitric oxide (NO) bioavailability and impaired vascular function are the key pathological characteristics of inflammatory diseases such as atherosclerosis."( L-arginine chlorination results in the formation of a nonselective nitric-oxide synthase inhibitor.
Cheng, Y; Jennings, LK; Ji, R; Sun, JZ; Yang, J; Zhang, C, 2006
)
0.33
" Furthermore, hyp-OxLDL lead to the generation of peroxynitrite, thereby also reducing bioavailability of NO."( Hypochlorite-oxidized low density lipoproteins reduce production and bioavailability of nitric oxide in RAW 264.7 macrophages by distinct mechanisms.
Koller, E; Lee, A; Schmid, W; Son, J; Volf, I, 2008
)
0.35
" Decreased NO• bioavailability is an early and critical event in atherogenesis, and HOSCN-mediated damage to eNOS may contribute to smoking-associated disease."( The smoking-associated oxidant hypothiocyanous acid induces endothelial nitric oxide synthase dysfunction.
Davies, MJ; Kwan, J; Suryo Rahmanto, A; Talib, J; Witting, PK, 2014
)
0.4

Dosage Studied

ExcerptRelevanceReference
" In contrast, the inbred C3H/HEJ strain failed to develop protection at any dosage level tested."( Heligmosomoides polygyrus (=Nematospiroides dubius): the development of self-cure and/or protection in several strains of mice.
Cypess, RH; Zidian, JL, 1975
)
0.25
" The dose-response to three agents--ethanol, doxorubicin, and sodium hypochlorite--is shown and, in the case of sodium hypochlorite, compared to in vivo skin toxicity with a high correlation."( Skin toxicity determined in vitro by three-dimensional, native-state histoculture.
Hoffman, RM; Li, LN; Margolis, LB, 1991
)
0.28
" A dose-response curve for HOCl (50-200 microM) indicated the development of idioventricular rhythms, in a concentration-dependent way."( The effect of hypochlorous acid and hydrogen peroxide on coronary flow and arrhythmogenesis in myocardial ischemia and reperfusion.
Hess, ML; Ito, H; Kukreja, RC; Manson, NH; Norisue, M; Okabe, E; Takahashi, S, 1993
)
0.65
" Although the mathematical model applies in three dimensions, we present two-dimensional simulations for arbitrary biofilm domains and various dosing strategies."( Modeling physiological resistance in bacterial biofilms.
Cogan, NG; Cortez, R; Fauci, L, 2005
)
0.33
" The compounds 3-methylindole and indole-3-acetic acid were chosen as representative of indole derivatives in a dose-response study using purified MPO."( Indole ring oxidation by activated leukocytes prevents the production of hypochlorous acid.
Brunetti, IL; Faria-Oliveira, OM; Fonseca, LM; Paino, IM; Ximenes, VF, 2005
)
0.56
" The influences of current density, dosage of NaCl, initial phenol concentration on electrochemical phenol degradation were investigated."( Electrochemical degradation of phenol using electrodes of Ti/RuO(2)-Pt and Ti/IrO(2)-Pt.
Feng, C; Hu, W; Li, M; Sugiura, N; Zhang, Z, 2009
)
0.35
" Dose-response relationships (P < ."( Domestic use of hypochlorite bleach, atopic sensitization, and respiratory symptoms in adults.
Antó, JM; Benke, G; Blanc, PD; Carosso, A; Dahlman-Höglund, A; Heinrich, J; Jarvis, D; Kogevinas, M; Kromhout, H; Lillienberg, L; Mirabelli, MC; Norbäck, D; Olivieri, M; Plana, E; Ponzio, M; Radon, K; Soon, A; Sunyer, J; Svanes, C; Torén, K; van Sprundel, M; Verlato, G; Villani, S; Zock, JP, 2009
)
0.35
" Hypochlorite dosed into milk on an industrial scale, at concentrations extreme for unintentional residues, produced monochloramine, but, without pH adjustment, hypochlorite alone did not generate semicarbazide."( Semicarbazide is non-specific as a marker metabolite to reveal nitrofurazone abuse as it can form under Hofmann conditions.
Bendall, JG, 2009
)
0.35
" These values are lower than the maximal therapeutic plasma concentrations of acetaminophen (< or =150microM) resulting from typical dosing regimes."( Acetaminophen (paracetamol) inhibits myeloperoxidase-catalyzed oxidant production and biological damage at therapeutically achievable concentrations.
Davies, MJ; Fu, S; Graham, GG; Hawkins, CL; Kajer, T; Keh, JS; Kettle, AJ; Koelsch, M; Mallak, R; Milligan, MK; Newsham, DW; Nguyen, LQ; Pattison, DI; Rees, MD; Scott, KF; Ziegler, JB, 2010
)
0.36
" This probe can react with HOCl in a dose-response manner along with the fluorescence of the probe quenched, the reaction through an electrophilic addition to the double bond and subsequent oxidation reaction."( A cyanine-based near-infrared fluorescent probe for highly sensitive and selective detection of hypochlorous acid and bioimaging.
Guan, L; Huang, D; Li, H; Sun, M; Wang, S; Yu, H; Zhang, X, 2016
)
0.65
" Dosage of HOCl-modified AT in experimental animals induced high titer antibodies showing more specificity towards modified forms in comparison to unmodified forms."( Structural alteration in hypochlorous acid modified antithrombin indicates generation of neo-epitopes.
Ahmad, P; Ali, A; Jairajpuri, MA; Rehman, SU; Siddiqui, SA; Tantry, IQ; Waris, S, 2020
)
0.86
" After incubating bacteria in media dosed with reagent HOCl, the bactericidal outcome was measured by colony forming ability."( Evaluating the bactericidal action of hypochlorous acid in culture media.
Ashby, LV; Hampton, MB; Kettle, AJ; Springer, R; Winterbourn, CC, 2020
)
0.83
" The pNDA dosage is specific of hydroxyl radicals' production without l-histidine and of singlet oxygen production in presence of l-histidine."( Evaluation of relative efficiency of PDT photosensitizers in producing hydroxyl radicals and singlet oxygen in aqueous media using a UV-visible spectroscopy pNDA dosage.
Lancel, M; Linger, C; Port, M, 2023
)
0.91
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Roles (3)

RoleDescription
human metaboliteAny mammalian metabolite produced during a metabolic reaction in humans (Homo sapiens).
EC 3.1.1.7 (acetylcholinesterase) inhibitorAn EC 3.1.1.* (carboxylic ester hydrolase) inhibitor that interferes with the action of enzyme acetylcholinesterase (EC 3.1.1.7), which helps breaking down of acetylcholine into choline and acetic acid.
EC 2.5.1.18 (glutathione transferase) inhibitorAn EC 2.5.1.* (non-methyl-alkyl or aryl transferase) inhibitor that interferes with the action of a glutathione transferase (EC 2.5.1.18).
[role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Drug Classes (2)

ClassDescription
reactive oxygen speciesMolecules or ions formed by the incomplete one-electron reduction of oxygen. They contribute to the microbicidal activity of phagocytes, regulation of signal transduction and gene expression, and the oxidative damage to biopolymers.
chlorine oxoacid
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Pathways (8)

PathwayProteinsCompounds
Events associated with phagocytolytic activity of PMN cells213
Immune System91482
Innate Immune System41475
ROS and RNS production in phagocytes1237
Disturbed pathways in Duchenne Muscular Dystrophy211
Selenium micronutrient network095
Vitamin B12 metabolism050
Folate metabolism156

Research

Studies (2,756)

TimeframeStudies, This Drug (%)All Drugs %
pre-1990290 (10.52)18.7374
1990's452 (16.40)18.2507
2000's636 (23.08)29.6817
2010's837 (30.37)24.3611
2020's541 (19.63)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 59.42

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index59.42 (24.57)
Research Supply Index7.97 (2.92)
Research Growth Index4.86 (4.65)
Search Engine Demand Index200.75 (26.88)
Search Engine Supply Index3.86 (0.95)

This Compound (59.42)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials44 (1.55%)5.53%
Reviews111 (3.90%)6.00%
Case Studies28 (0.98%)4.05%
Observational1 (0.04%)0.25%
Other2,660 (93.53%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]