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All Outputs (63)

The ‘barcode sign’ seen on optical coherence tomography of extensive corneal vascularization (2023)
Journal Article
El Zawahry, F. O., Beer, F., Yildiz, B. K., Said, D. G., & Dua, H. S. (2023). The ‘barcode sign’ seen on optical coherence tomography of extensive corneal vascularization. Eye, https://doi.org/10.1038/s41433-023-02602-z

Optical Coherence Tomography (OCT) is used extensively in imaging the cornea in health and disease. OCT delineates interfaces of differing refractive indices, which often but not always correspond to histological features of the tissue. Interpretatio... Read More about The ‘barcode sign’ seen on optical coherence tomography of extensive corneal vascularization.

Host Defence Peptides: A Potent Alternative to Combat Antimicrobial Resistance in the Era of the COVID-19 Pandemic (2022)
Journal Article
Ali, W., Elsahn, A., Ting, D. S. J., Dua, H. S., & Mohammed, I. (2022). Host Defence Peptides: A Potent Alternative to Combat Antimicrobial Resistance in the Era of the COVID-19 Pandemic. Antibiotics, 11(4), Article 475. https://doi.org/10.3390/antibiotics11040475

One of the greatest challenges facing the medical community today is the ever-increasing trajectory of antimicrobial resistance (AMR), which is being compounded by the decrease in our antimicrobial armamentarium. From their initial discovery to the c... Read More about Host Defence Peptides: A Potent Alternative to Combat Antimicrobial Resistance in the Era of the COVID-19 Pandemic.

Clinical Characteristics and Outcomes of Fungal Keratitis in the United Kingdom 2011–2020: A 10-Year Study (2021)
Journal Article
Ting, D. S. J., Galal, M., Kulkarni, B., Elalfy, M. S., Lake, D., Hamada, S., …Dua, H. S. (2021). Clinical Characteristics and Outcomes of Fungal Keratitis in the United Kingdom 2011–2020: A 10-Year Study. Journal of Fungi, 7(11), Article 966. https://doi.org/10.3390/jof7110966

Fungal keratitis (FK) is a serious ocular infection that often poses significant diagnostic and therapeutic dilemmas. This study aimed to examine the causes, clinical characteristics, out-comes, and prognostic factors of FK in the UK. All culture-pos... Read More about Clinical Characteristics and Outcomes of Fungal Keratitis in the United Kingdom 2011–2020: A 10-Year Study.

Evaluation of Host Defense Peptide (CaD23)-Antibiotic Interaction and Mechanism of Action: Insights From Experimental and Molecular Dynamics Simulations Studies (2021)
Journal Article
Ting, D. S. J., Li, J., Verma, C. S., Goh, E. T., Nubile, M., Mastropasqua, L., …Dua, H. S. (2021). Evaluation of Host Defense Peptide (CaD23)-Antibiotic Interaction and Mechanism of Action: Insights From Experimental and Molecular Dynamics Simulations Studies. Frontiers in Pharmacology, 12, Article 731499. https://doi.org/10.3389/fphar.2021.731499

Background/Aim: Host defense peptides (HDPs) have the potential to provide a novel solution to antimicrobial resistance (AMR) in view of their unique and broad-spectrum antimicrobial activities. We had recently developed a novel hybrid HDP based on L... Read More about Evaluation of Host Defense Peptide (CaD23)-Antibiotic Interaction and Mechanism of Action: Insights From Experimental and Molecular Dynamics Simulations Studies.

Hybrid derivative of cathelicidin and human beta defensin-2 against Gram-positive bacteria: A novel approach for the treatment of bacterial keratitis (2021)
Journal Article
Ting, D. S. J., Leng, E. T., Mayandi, V., Busoy, J. M. F., Aung, T. T., Periayah, M. H., …Dua, H. S. (2021). Hybrid derivative of cathelicidin and human beta defensin-2 against Gram-positive bacteria: A novel approach for the treatment of bacterial keratitis. Scientific Reports, 11, Article 18304. https://doi.org/10.1038/s41598-021-97821-3

Bacterial keratitis (BK) is a major cause of corneal blindness globally. This study aimed to develop a novel class of antimicrobial therapy, based on human-derived hybrid host defense peptides (HyHDPs), for treating BK. HyHDPs were rationally designe... Read More about Hybrid derivative of cathelicidin and human beta defensin-2 against Gram-positive bacteria: A novel approach for the treatment of bacterial keratitis.

Risk Factors, Clinical Outcomes, and Prognostic Factors of Bacterial Keratitis: The Nottingham Infectious Keratitis Study (2021)
Journal Article
Ting, D. S. J., Cairns, J., Gopal, B. P., Shan Ho, C. S., Krstic, L., Elsahn, A., …Dua, H. S. (2021). Risk Factors, Clinical Outcomes, and Prognostic Factors of Bacterial Keratitis: The Nottingham Infectious Keratitis Study. Frontiers in Medicine, 8, Article 715118. https://doi.org/10.3389/fmed.2021.715118

Background/Aim: To examine the risk factors, clinical characteristics, outcomes, and prognostic factors of bacterial keratitis (BK) in Nottingham, UK. Methods: This was a retrospective study of patients who presented to the Queen's Medical Centre, No... Read More about Risk Factors, Clinical Outcomes, and Prognostic Factors of Bacterial Keratitis: The Nottingham Infectious Keratitis Study.

Post-keratoplasty Infectious Keratitis: Epidemiology, Risk Factors, Management, and Outcomes (2021)
Journal Article
Song, A., Deshmukh, R., Lin, H., Ang, M., Mehta, J. S., Chodosh, J., …Ting, D. S. (2021). Post-keratoplasty Infectious Keratitis: Epidemiology, Risk Factors, Management, and Outcomes. Frontiers in Medicine, 8, Article 707242. https://doi.org/10.3389/fmed.2021.707242

Post-keratoplasty infectious keratitis (PKIK) represents a unique clinical entity that often poses significant diagnostic and therapeutic challenges. It carries a high risk of serious complications such as graft rejection and failure, and less common... Read More about Post-keratoplasty Infectious Keratitis: Epidemiology, Risk Factors, Management, and Outcomes.

Amniotic membrane transplantation for infectious keratitis: a systematic review and meta-analysis (2021)
Journal Article
Ting, D. S. J., Henein, C., Said, D. G., & Dua, H. S. (2021). Amniotic membrane transplantation for infectious keratitis: a systematic review and meta-analysis. Scientific Reports, 11, Article 13007. https://doi.org/10.1038/s41598-021-92366-x

Infectious keratitis (IK) is the 5th leading cause of blindness globally. Broad-spectrum topical antimicrobial treatment is the current mainstay of treatment for IK, though adjuvant treatment or surgeries are often required in refractory cases of IK.... Read More about Amniotic membrane transplantation for infectious keratitis: a systematic review and meta-analysis.

Real-world experience of using ciclosporin-A 0.1% (Ikervis) in the management of ocular surface inflammatory diseases (2021)
Journal Article
Deshmukh, R., Ting, D. S. J., Elsahn, A., Mohammed, I., Said, D. G., & Dua, H. S. (2022). Real-world experience of using ciclosporin-A 0.1% (Ikervis) in the management of ocular surface inflammatory diseases. British Journal of Ophthalmology, 106(8), 1087-1092. https://doi.org/10.1136/bjophthalmol-2020-317907

Purpose: To report the real-world experience of using topical ciclosporin, Ikervis, in the management of ocular surface inflammatory diseases (OSIDs). Methods: This was a retrospective study of patients treated with Ikervis for OSIDs at the Queen’... Read More about Real-world experience of using ciclosporin-A 0.1% (Ikervis) in the management of ocular surface inflammatory diseases.

Infectious keratitis: an update on epidemiology, causative microorganisms, risk factors, and antimicrobial resistance (2021)
Journal Article
Ting, D. S. J., Ho, C. S., Deshmukh, R., Said, D. G., & Dua, H. S. (2021). Infectious keratitis: an update on epidemiology, causative microorganisms, risk factors, and antimicrobial resistance. Eye, 35, 1084-1101. https://doi.org/10.1038/s41433-020-01339-3

Corneal opacity is the 5th leading cause of blindness and visual impairment globally, affecting ~6 million of the world population. In addition, it is responsible for 1.5–2.0 million new cases of monocular blindness per year, highlighting an ongoing... Read More about Infectious keratitis: an update on epidemiology, causative microorganisms, risk factors, and antimicrobial resistance.

Seasonal patterns of incidence, demographic factors and microbiological profiles of infectious keratitis: the Nottingham Infectious Keratitis Study (2020)
Journal Article
Ting, D. S. J., Ho, C. S., Cairns, J., Gopal, B. P., Elsahn, A., Al-Aqaba, M., …Dua, H. S. (2021). Seasonal patterns of incidence, demographic factors and microbiological profiles of infectious keratitis: the Nottingham Infectious Keratitis Study. Eye, 35(9), 2543-2549. https://doi.org/10.1038/s41433-020-01272-5

Purpose: The purpose of this study is to examine the seasonal patterns of incidence, demographic factors and microbiological profiles of infectious keratitis (IK) in Nottingham, UK. Methods: A retrospective study of all patients who were diagnosed wi... Read More about Seasonal patterns of incidence, demographic factors and microbiological profiles of infectious keratitis: the Nottingham Infectious Keratitis Study.

Antimicrobial peptides in human corneal tissue of patients with fungal keratitis (2020)
Journal Article
Mohammed, I., Mohanty, D., Said, D. G., Barik, M. R., Reddy, M. M., Alsaadi, A., …Mittal, R. (2021). Antimicrobial peptides in human corneal tissue of patients with fungal keratitis. British Journal of Ophthalmology, 105(8), 1172-1177. https://doi.org/10.1136/bjophthalmol-2020-316329

Background Fungal keratitis (FK) is the leading cause of unilateral blindness in the developing world. Antimicrobial peptides (AMPs) have been shown to play an important role on human ocular surface (OS) during bacterial, viral and protozoan infectio... Read More about Antimicrobial peptides in human corneal tissue of patients with fungal keratitis.

12-year analysis of incidence, microbiological profiles and in vitro antimicrobial susceptibility of infectious keratitis: the Nottingham Infectious Keratitis Study (2020)
Journal Article
Ting, D. S. J., Ho, C. S., Cairns, J., Elsahn, A., Al-Aqaba, M. A., Boswell, T., …Dua, H. (2021). 12-year analysis of incidence, microbiological profiles and in vitro antimicrobial susceptibility of infectious keratitis: the Nottingham Infectious Keratitis Study. British Journal of Ophthalmology, 105(3), 328-333. https://doi.org/10.1136/bjophthalmol-2020-316128

Background/aims: To examine the incidence, causative microorganisms and in vitro antimicrobial susceptibility and resistance profiles of infectious keratitis (IK) in Nottingham, UK. Methods: A retrospective study of all patients who were diagnosed... Read More about 12-year analysis of incidence, microbiological profiles and in vitro antimicrobial susceptibility of infectious keratitis: the Nottingham Infectious Keratitis Study.

Profiling ocular surface responses to preserved and non?preserved topical glaucoma medications: a two?year randomised evaluation study (2020)
Journal Article
Mohammed, I., Kulkarni, B., Faraj, L. A., Abbas, A., Dua, H. S., & King, A. J. (2020). Profiling ocular surface responses to preserved and non?preserved topical glaucoma medications: a two?year randomised evaluation study. Clinical and Experimental Ophthalmology, 48(7), 973-982. https://doi.org/10.1111/ceo.13814

Background Use of topical glaucoma medications has been reported to cause ocular surface (OS) discomfort and inflammation. This study explores the profile of inflammatory cytokines and OS symptoms induced in response to preserved and non‐preserved d... Read More about Profiling ocular surface responses to preserved and non?preserved topical glaucoma medications: a two?year randomised evaluation study.

Strategies in Translating the Therapeutic Potentials of Host Defense Peptides (2020)
Journal Article
Ting, D. S. J., Beuerman, R. W., Dua, H. S., Lakshminarayanan, R., & Mohammed, I. (2020). Strategies in Translating the Therapeutic Potentials of Host Defense Peptides. Frontiers in Immunology, 11, https://doi.org/10.3389/fimmu.2020.00983

The golden era of antibiotics, heralded by the discovery of penicillin, has long been challenged by the emergence of antimicrobial resistance (AMR). Host defense peptides (HDPs), previously known as antimicrobial peptides, are emerging as a group of... Read More about Strategies in Translating the Therapeutic Potentials of Host Defense Peptides.

Bioinspired Precision Engineering of Three-Dimensional Epithelial Stem Cell Microniches (2020)
Journal Article
Prina, E., Amer, M. H., Sidney, L., Tromayer, M., Moore, J., Liska, R., …Rose, F. R. (2020). Bioinspired Precision Engineering of Three-Dimensional Epithelial Stem Cell Microniches. Advanced Biosystems, 4(6), Article 2000016. https://doi.org/10.1002/adbi.202000016

© 2020 The Authors. Published by WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim Maintenance of the epithelium relies on stem cells residing within specialized microenvironments, known as epithelial crypts. Two-photon polymerization (2PP) is a valuable... Read More about Bioinspired Precision Engineering of Three-Dimensional Epithelial Stem Cell Microniches.

Natural course of adult-onset vitelliform lesions in eyes with and without comorbid subretinal drusenoid deposits (2020)
Journal Article
Yeung, A. M., Wilde, C., Awad, M., Giannouladis, K., Lakshmanan, A., Dua, H., & Amoaku, W. M. (2020). Natural course of adult-onset vitelliform lesions in eyes with and without comorbid subretinal drusenoid deposits. International Ophthalmology, 40, 1501–1508. https://doi.org/10.1007/s10792-020-01319-2

Purpose Adult vitelliform lesions (AVL) are associated with age related macular degeneration (AMD) and subretinal drusenoid deposits (SRDD). We evaluated the natural course of AVL, assessing the influence of SRDD on disease progression, visual fun... Read More about Natural course of adult-onset vitelliform lesions in eyes with and without comorbid subretinal drusenoid deposits.

Cathelicidin-Derived Synthetic Peptide Improves Therapeutic Potential of Vancomycin Against Pseudomonas aeruginosa (2019)
Journal Article
Mohammed, I., Said, D. G., Nubile, M., Mastropasqua, L., & Dua, H. S. (2019). Cathelicidin-Derived Synthetic Peptide Improves Therapeutic Potential of Vancomycin Against Pseudomonas aeruginosa. Frontiers in Microbiology, 10, Article 2190. https://doi.org/10.3389/fmicb.2019.02190

© Copyright © 2019 Mohammed, Said, Nubile, Mastropasqua and Dua. Pseudomonas aeruginosa (PA) is the leading cause of corneal blindness worldwide. A constant increase in multi-drug resistant PA strains have heightened the challenge of effectively mana... Read More about Cathelicidin-Derived Synthetic Peptide Improves Therapeutic Potential of Vancomycin Against Pseudomonas aeruginosa.

In vivo confocal microscopy features and clinicohistological correlation of limbal nerve corpuscles (2019)
Journal Article
Al-Aqaba, M. A., Anis, F. S., Mohammed, I., Yapa, A. D. S., Amoaku, W. M., & Dua, H. S. S. (2019). In vivo confocal microscopy features and clinicohistological correlation of limbal nerve corpuscles. British Journal of Ophthalmology, 1-5. https://doi.org/10.1136/bjophthalmol-2018-313199

Aims To describe the in vivo confocal microscopy (IVCM) features of human limbal nerve corpuscles (LNCs) and correlate these with the histological features. Methods We examined 40 eyes of 29 healthy living subjects (17 female, 12 male; mean age=47... Read More about In vivo confocal microscopy features and clinicohistological correlation of limbal nerve corpuscles.