Taneja MK. Modified Bhramari pranayama in Covid 19 infection. Indian J Otolaryngol Head Neck Surg 2020;72(3):395–397. DOI: 10.1007/s12070-020-01883-0.
Weitzberg E, Lundberg JO. Humming greatly increases nasal nitric oxide. Am J Respir Crit Care Med 2002;166(2):144–145. DOI: 10.1164/rccm.200202-138BC.
Kuek LE, Lee RJ. First contact: the role of respiratory cilia in host-pathogen interactions in the airways. Am J Physiol Lung Cell Mol Physiol 2020;319(4):L603–L619. DOI: 10.1152/ajplung.00283.2020.
Jain B, Rubinstein I, Robbins RA, et al. Modulation of airway epithelial cell ciliary beat frequency by nitric oxide. Biochem Biophys Res Commun 1993;191(1):83–88. DOI: 10.1006/bbrc.1993.1187.
Mikhailik A, Michurina TV, Dikranian K, et al. nNOS regulates ciliated cell polarity, ciliary beat frequency, and directional flow in mouse trachea. Life Sci Alliance 2021;4(5):e202000981. DOI: 10.26508/lsa.202000981.
Lisi F, Zelikin AN, Chandrawati R. Nitric oxide to fight viral infections. Adv Sci (Weinh). 2021;8(7):2003895. DOI: 10.1002/advs.202003895.
Akaberi D, Krambrich J, Ling J, et al. Mitigation of the replication of SARS-CoV-2 by nitric oxide in vitro. Redox Biol 2020;37:101734. DOI: 10.1016/j.redox.2020.101734.
Eby GA. Strong humming for one hour daily to terminate chronic rhinosinusitis in four days: a case report and hypothesis for action by stimulation of endogenous nasal nitric oxide production. Med Hypotheses 2006;66(4):851–854. DOI: 10.1016/j.mehy.2005.11.035.
Abishek K, Bakshi SS, Bhavanani AB. The efficacy of yogic breathing exercise bhramari pranayama in relieving symptoms of chronic rhinosinusitis. Int J Yoga 2019;12(2):120–123. DOI: 10.4103/ijoy.IJOY_32_18.
Lazar EE, Wills RB, Ho BT, et al. Antifungal effect of gaseous nitric oxide on mycelium growth, sporulation and spore germination of the postharvest horticulture pathogens, Aspergillus niger, Monilinia fructicola and Penicillium italicum. Lett Appl Microbiol 2008;46:688–692. DOI: 10.1111/j.1472-765X.2008.02373.x.
Trovato L, Calvo M, Migliorisi G, et al. Fatal VAP-related pulmonary aspergillosis by Aspergillus niger in a positive COVID-19 patient. Respir Med Case Rep 2021;32:101367. DOI: 10.1016/j.rmcr.2021.101367.
Stasko N, McHale K, Hollenbach SJ, et al. Nitric oxide-releasing macromolecule exhibits broad-spectrum antifungal activity and utility as a topical treatment for superficial fungal infections. Antimicrob Agents Chemother 2018;62(7):e01026-17. DOI: 10.1128/AAC.01026-17.
Navarathna DH, Lionakis MS, Roberts DD. Endothelial nitric oxide synthase limits host immunity to control disseminated Candida albicans infections in mice. PLoS One 2019;14(10):e0223919. DOI: 10.1371/journal.pone.0223919.
Jorens PG, Boelaert JR, Halloy V, et al. Human and rat macrophages mediate fungistatic activity against Rhizopus species differently: in vitro and ex vivo studies. Infect Immun 1995;63:4489–4494. DOI: 10.1128/IAI.63.11.4489-4494.1995.
Nolan S, Dixon R, Norman K, et al. Nitric oxide regulates neutrophil migration through microparticle formation. Am J Pathol 2008;172(1):265–273. DOI: 10.2353/ajpath.2008.070069.
Urban CF, Nett JE. Neutrophil extracellular traps in fungal infection. Semin Cell Dev Biol 2019;89:47–57. DOI: 10.1016/j.semcdb.2018. 03.020.
Fang W, Jiang J, Su L, et al. The role of NO in COVID-19 and potential therapeutic strategies. Free Radic Biol Med 2021;163:153–162. DOI: 10.1016/j.freeradbiomed.2020.12.008.
Gresele P, Momi S, Guglielmini G. Nitric oxide-enhancing or -releasing agents as antithrombotic drugs. Biochem Pharmacol 2019;166:300–312. DOI: 10.1016/j.bcp.2019.05.030.
Emerson M, Momi S, Paul W, et al. Endogenous nitric oxide acts as a natural antithrombotic agent in vivo by inhibiting platelet aggregation in the pulmonary vasculature. Thromb Haemost 1999;81:961–966. DOI: 10.1055/S-0037-1614607.
Alvarez RA, Berra L, Gladwin MT. Home nitric oxide therapy for COVID-19. Am J Respir Crit Care Med 2020;202(1):16–20. DOI: 10.1164/rccm.202005-1906ED.
Safaee Fakhr B, Wiegand SB, Pinciroli R, et al. High concentrations of nitric oxide inhalation therapy in pregnant patients with severe coronavirus disease 2019 (COVID-19). Obstet Gynecol 2020;136(6):1109–1113. DOI: 10.1097/AOG.0000000000004128.
Espey MG, Miranda KM, Thomas DD, et al. A chemical perspective on the interplay between NO, reactive oxygen species, and reactive nitrogen oxide species. Ann N Y Acad Sci 2002;962:195–206. DOI: 10.1111/j.1749-6632.2002.tb04068.x.
Dominic P, Ahmad J, Bhandari R, et al. Decreased availability of nitric oxide and hydrogen sulfide is a hallmark of COVID-19. Redox Biol 2021;43:101982. DOI: 10.1016/j.redox.2021.101982.
Ozdemir B, Yazici A. Could the decrease in the endothelial nitric oxide (NO) production and NO bioavailability be the crucial cause of COVID-19 related deaths? Med Hypotheses 2020;144:109970. DOI: 10.1016/j.mehy.2020.109970.
Yates DH, Breen H, Thomas PS. Passive smoke inhalation decreases exhaled nitric oxide in normal subjects. Am J Respir Crit Care Med 2001;164(6):1043–1046. DOI: 10.1164/ajrccm.164.6.2005043.
Martel J, Ko YF, Young JD, et al. Could nasal nitric oxide help to mitigate the severity of COVID-19? Microbes Infect 2020;22(4–5):168–171. DOI: 10.1016/j.micinf.2020.05.002.