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Select Publications

Book Chapters

Ozkan J, 2025, 'Diagnostic Applications', in The Neonatal Ocular Surface – Evaluating the Early-Life Microbiome

Journal articles

Mishra SK; Ozkan J; Su F; Kim WS; Willcox M; Fu YH, 2026, 'The Ocular Microbiome and Alzheimer’s Disease: Emerging Insights', Cells, 15, http://dx.doi.org/10.3390/cells15171590

Belete BB; Ozkan J; Kalaiselvan P; Yasir M; Willcox M, 2026, 'Clinical Potential of Essential Oils: Cytotoxicity, Selectivity Index and Antimicrobial Activity Against Gram-Negative ESKAPEE Pathogens', Antibiotics, 15, http://dx.doi.org/10.3390/antibiotics15030274

Leonardi A; Frizzo R; Cavarzeran F; Ozkan J; Rosani U, 2026, 'Ocular Microbiome in Dupilumab-Induced Ocular Surface Disease', Allergy European Journal of Allergy and Clinical Immunology, 81, pp. 917 - 919, http://dx.doi.org/10.1111/all.70104

Majzoub M; Thomas T; Willcox M; Coroneo M; Ozkan J, 2026, 'Exploring the potential for microbial transfer from exhaled breath to the ocular surface: a comparative analysis of respiratory and ocular microbiota', Contact Lens and Anterior Eye, 49, http://dx.doi.org/10.1016/j.clae.2025.102581

Shen J; Tigabu A; Mishra SK; Urmi U; Ozkan J; Stapleton F; Yasir M; Willcox M, 2026, 'Antimicrobial resistance surveillance: lessons learnt from large databases of antimicrobial resistance genes', British Journal of Ophthalmology, http://dx.doi.org/10.1136/bjo-2025-328620

Ozkan J; Shroff R; Arora R; Agrawal A; Gupta P; Chiang V; Schwam BL, 2026, 'Real-World Study Assessing the Efficacy and Safety of a Novel KLEx Procedure with a Next-Generation Femtosecond Laser for Refractive Error Correction', Clinical Ophthalmology, 20, http://dx.doi.org/10.2147/OPTH.S580385

Belete BB; Ozkan J; Kalaiselvan P; Willcox M, 2025, 'Clinical Potential of Essential Oils: Cytotoxicity, Selectivity Index, and Efficacy for Combating Gram-Positive ESKAPE Pathogens', Molecules, 30, http://dx.doi.org/10.3390/molecules30193873

Yang G; Ozkan J; Coroneo M, 2025, 'Investigating Microplastic Presence in Eye Drops Using Micro-Fourier Transform Infrared Spectroscopy', Cornea, 44, pp. 1303 - 1309, http://dx.doi.org/10.1097/ICO.0000000000003909

Alotaibi S; Papas E; Mobeen R; Ozkan J; Misra SL; Markoulli M, 2025, 'Tear film hTERT and corneal nerve characteristics in dry eye disease', Clinical and Experimental Optometry, 108, pp. 450 - 455, http://dx.doi.org/10.1080/08164622.2024.2354775

Ozkan J; Majzoub ME; Khan M; Coroneo M; Thomas T; Willcox M, 2024, 'The Effect of Face Mask Wear on the Ocular Surface and Contact Lens Microbiome', Eye and Contact Lens, 50, pp. 467 - 474, http://dx.doi.org/10.1097/ICL.0000000000001122

Alenezi H; Parnell G; Schibeci S; Ozkan J; Willcox M; White AJR; Carnt N, 2024, 'Ocular surface immune transcriptome and tear cytokines in corneal infection patients', Frontiers in Cellular and Infection Microbiology, 14, pp. 1346821, http://dx.doi.org/10.3389/fcimb.2024.1346821

Alotaibi S; Papas E; Ozkan J; Misra SL; Markoulli M, 2023, 'Behaviour of hTERT in the tears of neophyte contact lens wearers during the sleep/wake cycle', Contact Lens and Anterior Eye, 46, http://dx.doi.org/10.1016/j.clae.2023.102060

Ozkan J; Majzoub ME; Coroneo M; Thomas T; Willcox M, 2023, 'Ocular microbiome changes in dry eye disease and meibomian gland dysfunction', Experimental Eye Research, 235, http://dx.doi.org/10.1016/j.exer.2023.109615

Eguchi H; Ozkan J; Holland MJ, 2022, 'Editorial: Next-generation sequencing in ophthalmology: The microbiome in ocular health and disease', Frontiers in Cellular and Infection Microbiology, 12, pp. 1080932, http://dx.doi.org/10.3389/fcimb.2022.1080932

Alenezi H; Ozkan J; Willcox M; Parnell G; Carnt N, 2022, 'Differential gene expression of the healthy conjunctiva during the day', Contact Lens and Anterior Eye, 45, http://dx.doi.org/10.1016/j.clae.2021.101494

Ozkan J; Willcox M; Coroneo M, 2022, 'A comparative analysis of the cephalic microbiome: The ocular, aural, nasal/nasopharyngeal, oral and facial dermal niches', Experimental Eye Research, 220, pp. 109130, http://dx.doi.org/10.1016/j.exer.2022.109130

Willcox M; Afzal M; Enninful G; Kalaiselvan P; Masoudi S; Ozkan J; Peguda H; Vijay A; Yasir M, 2022, 'The COVID-19 pandemic at two years: Is the end in sight?', Contact Lens Spectrum

Alotaibi S; Markoulli M; Ozkan J; Papas E, 2022, 'Bio-chemical markers of chronic, non-infectious disease in the human tear film', Clinical and Experimental Optometry, 105, pp. 166 - 176, http://dx.doi.org/10.1080/08164622.2021.1974282

Alotaibi S; Ozkan J; Papas E; Markoulli M, 2022, 'Diurnal Variation of Corneal Dendritic Cell Density', Current Eye Research, 47, pp. 1239 - 1245, http://dx.doi.org/10.1080/02713683.2022.2088799

Ozkan J; Majzoub ME; Coroneo M; Thomas T; Willcox M, 2021, 'Comparative analysis of ocular surface tissue microbiome in human, mouse, rabbit, and guinea pig', Experimental Eye Research, 207, pp. 108609, http://dx.doi.org/10.1016/j.exer.2021.108609

Echeverria CA; Ozkan J; Pahlevani F; Willcox M; Sahajwalla V, 2021, 'Effect of hydrothermal hot-compression method on the antimicrobial performance of green building materials from heterogeneous cellulose wastes', Journal of Cleaner Production, 280, pp. 124377, http://dx.doi.org/10.1016/j.jclepro.2020.124377

Ozkan J; Coroneo M; Sandbach J; Subedi D; Willcox M; Thomas T, 2021, 'Bacterial contamination of intravitreal needles by the ocular surface microbiome', Ocular Surface, 19, pp. 169 - 175, http://dx.doi.org/10.1016/j.jtos.2020.05.010

Echeverria C; Ozkan J; Pahlevani F; Willcox M; Sahajwalla V, 2020, 'Multifunctional marine bio-additive with synergistic effect for non-toxic flame-retardancy and anti-microbial performance', Sustainable Materials and Technologies, 25, pp. e00199, http://dx.doi.org/10.1016/j.susmat.2020.e00199

Ozkan J; Coroneo M; Thomas T; Willcox M, 2019, 'Biogeography of the human ocular microbiota', The Ocular Surface, 17, http://dx.doi.org/10.1016/j.jtos.2018.11.005

Ozkan J; De La Jara PL; Willcox M, 2019, 'Comparative Analysis of Adverse Events from a Series of Proof-of-Principle Extended Wear Studies', Eye and Contact Lens, 45, pp. 88 - 92, http://dx.doi.org/10.1097/ICL.0000000000000546

Ozkan J; Willcox M; Wemheuer B; Wilcsek G; Coroneo M; Thomas T, 2019, 'Biogeography of the human ocular microbiota', The Ocular Surface, 17, pp. 111 - 118, http://dx.doi.org/10.1016/j.jtos.2018.11.005

Ozkan J; Willcox MD, 2019, 'The Ocular Microbiome: Molecular Characterisation of a Unique and Low Microbial Environment.', Current eye research, 44, pp. 685 - 694, http://dx.doi.org/10.1080/02713683.2019.1570526

Ozkan J; Coroneo M; Willcox M; Wemheuer B; Thomas T, 2018, 'Identification and visualization of a distinct microbiome in ocular surface conjunctival tissue', Investigative Ophthalmology and Visual Science, 59, pp. 4268 - 4276, http://dx.doi.org/10.1167/iovs.18-24651

Ozkan J; Fedtke C; Chung J; Thomas V; Chandra Bakaraju R, 2018, 'Short-term adaptation of accommodative responses in myopes fitted with multifocal contact lenses', Eye and Contact Lens, 44, pp. S30 - S37, http://dx.doi.org/10.1097/ICL.0000000000000299

Ozkan J; Fedtke, C; Chung, J; Thomas V; Bakaraju, RC, 2018, 'Short-Term Adaptation of Accommodative Responses in Myopes Fitted With Multifocal Contact Lenses', Eye and Contact Lens, 44, pp. s30 - s37, http://dx.doi.org/10.1097/ICL.0000000000000299

Ozkan J; Nielsen S; Diez-Vives C; Coroneo M; Thomas T; Willcox M, 2017, 'Temporal Stability and Composition of the Ocular Surface Microbiome', Scientific Reports, 7, pp. 9880, http://dx.doi.org/10.1038/s41598-017-10494-9

Ozkan J; Rathi VM; De La Jara PL; Naduvilath T; Holden BA; Willcox MDP, 2015, 'Effect of daily contact lens cleaning on ocular adverse events during extended wear', Optometry and Vision Science, 92, pp. 157 - 166, http://dx.doi.org/10.1097/OPX.0000000000000479

Dutta D; Ozkan J; Willcox MDP, 2014, 'Biocompatibility of antimicrobial melimine lenses: Rabbit and human studies', Optometry and Vision Science, 91, pp. 570 - 581, http://dx.doi.org/10.1097/OPX.0000000000000232

Ozkan J; Willcox MDP; Rathi VM; Srikanth D; Zhu H; De La Jara PL; Naduvilath T; Holden BA, 2014, 'Effect of antibiotic drops on adverse events during extended lens wear', Optometry and Vision Science, 91, pp. 13 - 23, http://dx.doi.org/10.1097/OPX.0000000000000123

Ozkan J; Ehrmann K; Meadows D; Lally J; Holden B; De la Jara PL, 2013, 'Lens parameter changes under in vitro and ex vivo conditions and their effect on the conjunctiva', Contact Lens and Anterior Eye, 36, pp. 171 - 175, http://dx.doi.org/10.1016/j.clae.2013.01.004

Ozkan J; Willcox MDP; De La Jara PL; Mandathara PS; Rathi VM; Thomas V; Holden BA, 2012, 'The effect of daily lens replacement during overnight wear on ocular adverse events', Optometry and Vision Science, 89, pp. 1674 - 1681, http://dx.doi.org/10.1097/OPX.0b013e31827731ac

Vijay AK; Zhu H; Ozkan J; Wu D; Masoudi S; Bandara R; Borazjani RN; Willcox MDP, 2012, 'Bacterial adhesion to unworn and worn silicone hydrogel lenses', Optometry and Vision Science, 89, pp. 1095 - 1106, http://dx.doi.org/10.1097/OPX.0b013e318264f4dc

Omali NB; Zhao Z; Zhong L; Raftery MJ; Zhu H; Ozkan J; Willcox M, 2012, 'Quantification of protein deposits on silicone hydrogel materials using stable-isotopic labeling and multiple reaction monitoring', Biofouling, 28, pp. 697 - 709, http://dx.doi.org/10.1080/08927014.2012.702763

Ozkan J; Zhu H; Gabriel M; Holden BA; Willcox MDP, 2012, 'Effect of prophylactic antibiotic drops on ocular microbiota and physiology during silicone hydrogel lens wear', Optometry and Vision Science, 89, pp. 326 - 335, http://dx.doi.org/10.1097/OPX.0b013e318243280e

Dantam J; Zhu H; Willcox M; Ozkan J; Naduvilath T; Thomas V; Stapleton F, 2012, 'In vivo assessment of antimicrobial efficacy of silver-impregnated contact lens storage cases', Investigative Ophthalmology and Visual Science, 53, pp. 1641 - 1648, http://dx.doi.org/10.1167/iovs.11-8197

Dantam J; Zhu H; Willcox MD; Ozkan J; Naduvilath T; Stapleton FJ, 2012, 'In Vivo Assessment of Antimicrobial efficacy of of silver impregnated contact lens storage cases.', Investigative Ophthalmology and Visual Science, 53, pp. 1641 - 1648, http://dx.doi.org/10.1167/iovs.11-8197

Omali NB; Zhu H; Zhao Z; Ozkan J; Xu B; Borazjani R; Willcox MDP, 2011, 'Effect of cholesterol deposition on bacterial adhesion to contact lenses', Optometry and Vision Science, 88, pp. 950 - 958, http://dx.doi.org/10.1097/OPX.0b013e31821cc683

Ozkan J; de la Jara PL; Ehrmann K; Lally J; Willcox MD, 2011, '22 Effect of edge shape and lens geometrychanges on conjunctival staining during daily wear', Contact Lens and Anterior Eye, 34, pp. S21 - S21, http://dx.doi.org/10.1016/s1367-0484(11)60101-x

Willcox MDP; Naduvilath TJ; Vaddavalli PK; Holden BA; Ozkan J; Zhu H, 2010, 'Corneal erosions, bacterial contamination of contact lenses, and microbial keratitis', Eye and Contact Lens, 36, pp. 340 - 345, http://dx.doi.org/10.1097/ICL.0b013e3181f57b05

Willcox MDP; Phillips B; Ozkan J; Jalbert I; Meagher L; Gengenbach T; Holden B; Papas E, 2010, 'Interactions of lens care with silicone hydrogel lenses and effect on comfort', Optometry and Vision Science, 87, pp. 839 - 846, http://dx.doi.org/10.1097/OPX.0b013e3181f3e2fc

Ozkan J; Mandathara P; Krishna P; Sankaridurg P; Naduvilath T; Willcox MDP; Holden B, 2010, 'Risk factors for corneal inflammatory and mechanical events with extended wear silicone hydrogel contact lenses', Optometry and Vision Science, 87, pp. 847 - 853, http://dx.doi.org/10.1097/OPX.0b013e3181f6f97d

Stapleton F; Ozkan J; Jalbert I; Holden BA; Petsoglou C; McClellan K, 2009, 'Contact Lens-Related Acanthamoeba Keratitis', Optometry and Vision Science, 86, pp. E1196 - E1201, http://dx.doi.org/10.1097/OPX.0b013e3181baae11

Diec J; Carnt N; Tilia D; Evans V; Rao V; Ozkan J; Holden BA, 2009, 'Prompt Diagnosis and Treatment of Microbial Keratitis in a Daily Wear Lens', Optometry and Vision Science, 86, pp. E904 - E907, http://dx.doi.org/10.1097/OPX.0b013e3181ae0084

Ozkan J; Papas E, 2008, 'Lubricant effects on low dk and silicone hydrogel lens comfort', Optometry and Vision Science, 85, pp. 773 - 777, http://dx.doi.org/10.1097/OPX.0b013e3181819f37


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