Journal of Ocular Pharmacology and Therapeutics最新文献

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Antibiotic Prescribing Patterns Among U.S. Ophthalmologists and Optometrists from 2018 to 2021 in the Medicare Part D Database. 医疗保险 D 部分数据库中 2018 年至 2021 年美国眼科医生和验光师的抗生素处方模式。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-03-01 Epub Date: 2024-01-10 DOI: 10.1089/jop.2023.0126
Elyssa Dionne, Jane Z Spadaro, Agata M P Atayde, Ninani Kombo
{"title":"Antibiotic Prescribing Patterns Among U.S. Ophthalmologists and Optometrists from 2018 to 2021 in the Medicare Part D Database.","authors":"Elyssa Dionne, Jane Z Spadaro, Agata M P Atayde, Ninani Kombo","doi":"10.1089/jop.2023.0126","DOIUrl":"10.1089/jop.2023.0126","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> To assess antibiotic prescribing patterns among ophthalmologists and optometrists from 2018 to 2021. <b><i>Methods:</i></b> This is an observational, retrospective cohort study of the Medicare Part D prescriber public use files from 2018 to 2020. Prescription trends were analyzed with analysis of variance and negative binomial regression tests based on specialty, region, and types of antibiotics. <b><i>Results:</i></b> From 2018 to 2021, the number of ophthalmologists in the Medicare Part D database decreased from 18,452 to 18,285, and the number of optometrists increased from 23,071 to 24,734. Throughout the study period, the total number and proportion of antibiotic prescriptions by ophthalmologists and optometrists stayed almost constant with a dip in 2020, likely reflecting the effects of the COVID-19 pandemic. Both ophthalmologists and optometrists demonstrated geographic regional differences in prescribing patterns. The South consistently had the highest average number of claims per provider. Of the antibiotics prescribed by ophthalmologists in 2021, 48.6% are from the fluoroquinolone class, 20.5% are from the aminoglycoside class, and 18.2% are from the macrolide class. Optometrists were found to be more likely to prescribe antibiotics in a formulation combined with a corticosteroid throughout the study period. <b><i>Conclusions:</i></b> Our results have shown that prescribing patterns among ophthalmologists and optometrists have demonstrated significant changes in prescriptions of microbial resistance-promoting antibiotics. These patterns persist despite nation-wide attempts to control antimicrobial resistance.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"144-151"},"PeriodicalIF":2.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139417308","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Vitamin B3 Supplementation for Optic Neuropathies: A Comprehensive Review. 补充维生素 B3 治疗视神经病变:全面回顾。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-03-01 Epub Date: 2023-12-27 DOI: 10.1089/jop.2023.0125
Júlio Almeida, Tomás R Costa, Maria Vivas, Catarina Monteiro, Fernando T Vaz, Quirina Ferreira, Isabel Prieto, Luís A Pinto, Joana T Ferreira
{"title":"Vitamin B<sub>3</sub> Supplementation for Optic Neuropathies: A Comprehensive Review.","authors":"Júlio Almeida, Tomás R Costa, Maria Vivas, Catarina Monteiro, Fernando T Vaz, Quirina Ferreira, Isabel Prieto, Luís A Pinto, Joana T Ferreira","doi":"10.1089/jop.2023.0125","DOIUrl":"10.1089/jop.2023.0125","url":null,"abstract":"<p><p>Optic neuropathies, such as glaucoma, are some of the leading causes of irreversible blindness worldwide. There has been a lot of research for potential therapies that could attenuate and even reduce the impact of the pathological pathways that lead to the loss of retinal ganglion cells (RGCs). In recent years, vitamin B<sub>3</sub> (nicotinamide) has gained some interest as a viable option for these neurodegenerative diseases due to its fundamental role in enhancing the mitochondria metabolism of the RGCs. This review focuses on elucidating the impact of vitamin B<sub>3</sub> on retinal cells, especially when in a dysfunctional state like what happens in optic neuropathies, especially glaucoma. This review also summarizes the existing and future research on the clinical effects of vitamin B<sub>3</sub> in these optic neuropathies, and determines appropriate recommendations regarding its dosing, efficacy, and eventual side effects.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"111-116"},"PeriodicalIF":2.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139048871","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sustained Delivery of Olopatadine from Vitamin-E Loaded Contact Lenses. 维生素 E 负载型隐形眼镜对奥洛他定的持续输送。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-03-01 DOI: 10.1089/jop.2023.0111
Inês M Reis, Philip J Dixon, Poorvajan Sekar, Anuj Chauhan
{"title":"Sustained Delivery of Olopatadine from Vitamin-E Loaded Contact Lenses.","authors":"Inês M Reis, Philip J Dixon, Poorvajan Sekar, Anuj Chauhan","doi":"10.1089/jop.2023.0111","DOIUrl":"10.1089/jop.2023.0111","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> Topical antihistamines, such as olopatadine hydrochloride, an H1 receptor antagonist, are commonly prescribed for treating allergic conjunctivitis. Drug delivery via eye drops has many deficiencies including a short residence time due to tear drainage via the nasolacrimal duct, which results in a low bioavailability and potential for side effects. These deficiencies could be mitigated by a drug-eluting contact lens such as the recently approved ACUVUE<sup>®</sup> THERAVISION™ WITH KETOTIFEN which is a daily disposable etafilcon, a drug-eluting contact lens with ketotifen (19 μg per lens). Here, we investigate the feasibility of designing a drug-eluting lens with sustained release of olopatadine for treating allergies using an extended wear lens. <b><i>Methods:</i></b> Nanobarrier depots composed of vitamin-E (VE) are formed through direct entrapment by ethanol-driven swelling. The drug-loaded lenses are characterized for transparency and water content. <i>In vitro</i> release is measured under sink conditions and fitted to a diffusion control release model to determine diffusivity and partition coefficient. <b><i>Results:</i></b> <i>In vitro</i> studies indicate that ACUVUE OASYS<sup>®</sup> and ACUVUE TruEye™ lenses loaded with ∼0.3 g of VE/g of hydrogel effectively prolong olopatadine dynamics by 7-fold and 375-fold, respectively. Incorporation of VE into the lenses retains visible light transmission and other properties. <b><i>Conclusion:</i></b> The VE incorporation in commercial lenses significantly increases the release duration offering the possibility of antiallergy extended wear lenses.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":"40 2","pages":"126-135"},"PeriodicalIF":1.9,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11265619/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140136856","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Letter to the Editor: Relationship Between Conjunctival Corynebacterium and 5% Sheep Blood Agar. 结膜棒状杆菌与 5% 羊血琼脂之间的关系
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-03-01 Epub Date: 2024-03-06 DOI: 10.1089/jop.2024.0010
Omer Faruk Yilmaz, Abdurrahman Sarmis
{"title":"<i>Letter to the Editor:</i> Relationship Between Conjunctival <i>Corynebacterium</i> and 5% Sheep Blood Agar.","authors":"Omer Faruk Yilmaz, Abdurrahman Sarmis","doi":"10.1089/jop.2024.0010","DOIUrl":"10.1089/jop.2024.0010","url":null,"abstract":"","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"152-153"},"PeriodicalIF":2.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140049710","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chloroprocaine 3% Gel as a Novel Ocular Topical Anesthetic: Results from a Multicenter, Randomized Clinical Trial in Patients Undergoing Cataract Surgery. 氯普鲁卡因 3% 凝胶作为一种新型眼局部麻醉剂:针对白内障手术患者的多中心随机临床试验结果。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-03-01 DOI: 10.1089/jop.2023.0096
Michele Figus, Fabrizio Giansanti, Edoardo Villani, Jorge L Alió, Ladislav Jančo, Stefano Mercuri, Stefano Camnasio, Carlo Cagini
{"title":"Chloroprocaine 3% Gel as a Novel Ocular Topical Anesthetic: Results from a Multicenter, Randomized Clinical Trial in Patients Undergoing Cataract Surgery.","authors":"Michele Figus, Fabrizio Giansanti, Edoardo Villani, Jorge L Alió, Ladislav Jančo, Stefano Mercuri, Stefano Camnasio, Carlo Cagini","doi":"10.1089/jop.2023.0096","DOIUrl":"10.1089/jop.2023.0096","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> To compare the efficacy and safety of a novel ophthalmic anesthetic, chloroprocaine 3% gel to tetracaine 0.5% eye drops in patients undergoing cataract surgery with phacoemulsification. <b><i>Methods:</i></b> This was a prospective, randomized, multicenter, active-controlled, masked-observer, parallel group competitive equivalence study. The study comprised 338 patients having routine cataract extraction by clear corneal phacoemulsification, randomized to receive 3 drops of chloroprocaine gel (<i>n</i> = 166) or tetracaine eye drops (<i>n</i> = 172) before surgery. The primary objective of the study was to assess the equivalence of chloroprocaine gel to tetracaine eye drops as proportion of patients with successful ocular surface anesthesia, without any supplementation just before intraocular lens implantation. Safety measurements were pain, irritation, burning, stinging, photophobia, and foreign body sensation, graded by the patient and objective ocular signs. <b><i>Results:</i></b> Equivalence was demonstrated, with a somewhat higher success rate of chloroprocaine gel: 152/166 (92.0%) chloroprocaine versus 153/172 (90.5%) tetracaine patients achieved ocular surface anesthesia with no supplementation. Difference in proportions was 1.5% confidence interval [95% CI: (-3.6 to 6.6)] and 90% CI fell within (-10 to 10). Mean onset of anesthesia was 1.35 ± 0.87 min for chloroprocaine and 1.57 ± 1.85 for tetracaine (<i>P</i> = 0.083). Mean duration of anesthesia was 21.57 ± 12.26 min for chloroprocaine and 22.04 ± 12.58 for tetracaine (<i>P</i> = 0.574). No treatment emergent adverse events related to chloroprocaine were reported and no relevant findings related to local tolerance or vital signs were observed in both arms. <b><i>Conclusions:</i></b> Results obtained from the present cataract study demonstrated that chloroprocaine 3% ophthalmic gel is safe and effective, representing a valid alternative in ocular topical anesthesia. Clinical Trial Registration number: NCT04685538.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":"40 2","pages":"117-125"},"PeriodicalIF":2.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10951689/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140136853","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improved Topical Ophthalmic Natamycin Suspension for the Treatment of Fungal Keratitis. 用于治疗真菌性角膜炎的改良型局部用纳他霉素眼用悬浮剂。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-01-01 Epub Date: 2023-12-20 DOI: 10.1089/jop.2023.0092
Chuntian Cai, Ahmed Adel Ali Youssef, Poorva H Joshi, Corinne Varner, Narendar Dudhipala, Soumyajit Majumdar
{"title":"Improved Topical Ophthalmic Natamycin Suspension for the Treatment of Fungal Keratitis.","authors":"Chuntian Cai, Ahmed Adel Ali Youssef, Poorva H Joshi, Corinne Varner, Narendar Dudhipala, Soumyajit Majumdar","doi":"10.1089/jop.2023.0092","DOIUrl":"10.1089/jop.2023.0092","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> Natamycin (NT) is used as a first-line antifungal prescription in the treatment of fungal keratitis (FK) and is commercially available as a 5% w/v ophthalmic suspension. NT shows poor water solubility and light sensitivity. Thus, the present investigation is aimed to enhance the fraction of NT in solution in the commercial formulation by adding cyclodextrins (CDs), thereby improving the delivery of the drug into deeper ocular tissues. <b><i>Methods:</i></b> The solubility of NT in different CDs, the impact of ultraviolet (UV) light exposure, stability at 4°C and 25°C, <i>in vitro</i> release, and <i>ex vivo</i> transcorneal permeation studies were performed. <b><i>Results:</i></b> NT exhibited the highest solubility (66-fold) in randomly methylated-β-cyclodextrin (RM-βCD) with hydroxypropyl-βCD (HP-βCD) showing the next highest solubility (54-fold) increase in comparison to market formulation Natacyn<sup>®</sup> as control. The stability of NT-CD solutions was monitored for 2 months (last-time point) at both storage conditions. The degradation profile of NT in NT-RM-βCD and NT-HP-βCD solutions under UV-light exposure followed first-order kinetics exhibiting half-lives of 1.2 h and 1.4 h, respectively, an almost 3-fold increase over the control solutions. <i>In vitro</i> release/diffusion studies revealed that suspensions containing RM-βCD and HP-βCD increased transmembrane flux significantly (3.1-fold) compared to the control group. The transcorneal permeability of NT from NT-RM-βCD suspension exhibited an 8.5-fold (<i>P</i> < 0.05) improvement compared to Natacyn eyedrops. Furthermore, the addition of RM-βCD to NT suspension increases the solubilized fraction of NT and enhances transcorneal permeability. <b><i>Conclusion:</i></b> Therefore, NT-RM-βCD formulations could potentially lead to a decreased frequency of administration and significantly improved therapeutic outcomes in FK treatment.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"67-77"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10890950/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138830212","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Eyes on New Product Development. 关注新产品开发。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-01-01 Epub Date: 2024-01-08 DOI: 10.1089/jop.2023.29118.gdn
Gary D Novack
{"title":"Eyes on New Product Development.","authors":"Gary D Novack","doi":"10.1089/jop.2023.29118.gdn","DOIUrl":"10.1089/jop.2023.29118.gdn","url":null,"abstract":"","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"1-2"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139403286","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dissociation Kinetics and Antimicrobial Activity of Ofloxacin Antibiotic in Artificial Tears Via 1H-NMR, Raman, and UV-Vis Spectroscopic Analysis. 通过 1H-NMR、拉曼和紫外可见光谱分析人工泪液中氧氟沙星抗生素的解离动力学和抗菌活性。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-01-01 Epub Date: 2024-01-22 DOI: 10.1089/jop.2023.0019
Ahmad Telfah, M-Ali Al-Akhras, Haya AlShheamat, Marwan S Mousa, Inshad Jum'h, Abdel Qader Albawab, Elen Tolstik, Johann Dierks, Roland Hergenröder
{"title":"Dissociation Kinetics and Antimicrobial Activity of Ofloxacin Antibiotic in Artificial Tears Via <sup>1</sup>H-NMR, Raman, and UV-Vis Spectroscopic Analysis.","authors":"Ahmad Telfah, M-Ali Al-Akhras, Haya AlShheamat, Marwan S Mousa, Inshad Jum'h, Abdel Qader Albawab, Elen Tolstik, Johann Dierks, Roland Hergenröder","doi":"10.1089/jop.2023.0019","DOIUrl":"10.1089/jop.2023.0019","url":null,"abstract":"<p><p><b><i>Introduction:</i></b> The hydrogen-bonded networks play a significant role in influencing several physicochemical properties of ofloxacin in artificial tears (ATs), including density, pH, viscosity, and self-diffusion coefficients. The activities of the ofloxacin antibiotic with Ats mixtures are not solely determined by their concentration but are also influenced by the strength of the hydrogen bonding network which highlight the importance of considering factors such as excessive tear production and dry eye conditions when formulating appropriate dosages of ofloxacin antibiotics for eye drops. <b><i>Objectives:</i></b> Investigating the physicochemical properties of ofloxacin-ATs mixtures, which serve as a model for understanding the impact of hydrogen bonding on the antimicrobial activity of ofloxacin antibiotic eye drops. Determine the antimicrobial activities of the ofloxacin-Ats mixture with different concentration of ofloxacin. <b><i>Methods:</i></b> The ofloxacin-ATs mixtures were analyzed using 1H-NMR, Raman, and UV-Vis spectroscopies, with variation of ofloxacin concentration to study its dissociation kinetics in ATs, mimicking its behavior in human eye tears. The investigation includes comprehensive analysis of 1H-NMR spectral data, self-diffusion coefficients, Raman spectroscopy, UV-Vis spectroscopy, liquid viscosity, and acidity, providing a comprehensive assessment of the physicochemical properties. <b><i>Results:</i></b> Analysis of NMR chemical shifts, linewidths, and self-diffusion coefficient curves reveals distinct patterns, with peaks or minima observed around 0.6 ofloxacin mole fraction dissociated in ATs, indicating a strong correlation with the hydrogen bonding network. Additionally, the pH data exhibits a similar trend to viscosity, suggesting an influence of the hydrogen bonding network on protonic ion concentrations. Antibacterial activity of the ofloxacin-ATs mixtures is evaluated through growth rate analysis against Salmonella typhimurium, considering varying concentrations with mole fractions of 0.1, 0.4, 0.6, 0.8, and 0.9. <b><i>Conclusions:</i></b> The antibiotic-ATs mixture with a mole fraction of 0.6 ofloxacin exhibited lower activity compared to mixtures with mole fractions of 0.1 and 0.4, despite its lower concentration. The activities of the mixtures are not solely dependent on concentration but are also influenced by the strength of the hydrogen bonding network. These findings emphasize the importance of considering tear over-secretion and dry eye problems when designing appropriate doses of ofloxacin antibiotics for eye drop formulations.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"78-88"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139521249","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanotechnology in Retinal Disease: Current Concepts and Future Directions. 视网膜疾病中的纳米技术:当前概念与未来方向》。
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-01-01 Epub Date: 2023-12-05 DOI: 10.1089/jop.2023.0083
Nalin J Mehta, Sachin N Mehta
{"title":"Nanotechnology in Retinal Disease: Current Concepts and Future Directions.","authors":"Nalin J Mehta, Sachin N Mehta","doi":"10.1089/jop.2023.0083","DOIUrl":"10.1089/jop.2023.0083","url":null,"abstract":"<p><p>The retina is one of the most complex and extraordinary human organs affected by genetic, metabolic, and degenerative diseases, resulting in blindness for ∼1.3 million people in the United States and over 40 million people worldwide. This translates into a huge loss of productivity, especially among younger patients with inherited retinal diseases (IRDs) and diabetic retinopathy. Age-related macular degeneration accounts for 90% of all blindness cases worldwide. The prevalence of this condition is projected to reach over 5 million individuals over the next 3 decades. There are also >20 IRD phenotypes, affecting >2 million people worldwide. Nanobiotechnology uses nanotechnology for biological applications, making use of biological materials either conceptually or directly in the fabrication of new materials. Bionanotechnology, on the other hand, uses molecular biology for the purpose of creating nanostructures (ie, structures with at least 1 dimension <100 nm). Retinal applications of these technologies are developing at a rapid pace. This review includes the most current nanotechnological applications in retinal diagnostics, theranostics, drug delivery, and targeting, including the potential for nonviral vehicles such as liposomes, micelles, and dendrimers, which pose advantages over viral vectors in retinal drug delivery. Furthermore, we discuss current and future applications as surgical adjuncts and in regenerative medicine as they pertain to retinal disease. Structure and function of nanoparticles such as carbon nanotubules, quantum dots, and magnetic nanoparticles, as well as diagnostic technologies such as next-generation DNA sequencing and single-molecule bionanosensing, will also be discussed.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"3-12"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10890960/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138487823","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Therapeutic Role and Mechanism of Glabridin Under Aspergillus fumigatus Infection. 格拉布林在曲霉菌感染中的治疗作用和机制
IF 2.3 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-01-01 DOI: 10.1089/jop.2023.0085
Lu Zhan, Xue Tian, Jing Lin, Yingxue Zhang, Guiqiu Zhao, Xudong Peng
{"title":"The Therapeutic Role and Mechanism of Glabridin Under <i>Aspergillus fumigatus</i> Infection.","authors":"Lu Zhan, Xue Tian, Jing Lin, Yingxue Zhang, Guiqiu Zhao, Xudong Peng","doi":"10.1089/jop.2023.0085","DOIUrl":"10.1089/jop.2023.0085","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> To characterize the efficiency of glabridin alone and in combination with clinical antifungals in <i>Aspergillus fumigatus</i> keratitis. <b><i>Methods:</i></b> The broth microdilution method was performed to investigate whether glabridin exerted an antifungal role on planktonic cells and immature and mature biofilm. Antifungal mechanism was evaluated by Sorbitol and Ergosterol Assays. The synergistic effect of glabridin and antifungals was assessed through the checkerboard microdilution method and time-killing test. Regarding anti-inflammatory role, inflammatory substances induced by <i>A. fumigatus</i> were assessed by real-time quantitative polymerase chain reaction, western blot, and enzyme-linked immunosorbent assay. Drug toxicity was assessed by Draize test <i>in vivo</i>. Macrophage phenotypes were examined by flow cytometry. <b><i>Results:</i></b> Regarding antifungal activity, glabridin destroyed fungal cell wall and membrane on planktonic cells and suppressed immature and mature biofilm formation. After combining with natamycin or amphotericin B, glabridin possessed a potent synergistic effect against <i>A. fumigatus</i>. Regarding anti-inflammatory aspects, Dectin-1, toll‑like receptor (TLR)-2 and TLR-4 expression of human corneal epithelial cells were significantly elevated after <i>A. fumigatus</i> challenge and reduced by glabridin. The elevated expression of interleukin-1β and tumor necrosis factor-alpha induced by <i>A. fumigatus</i> or corresponding agonists were reversed by glabridin, equivalent to the effect of corresponding inhibitors. Glabridin could also contribute to anti-inflammation by downregulating inflammatory mediator expression to suppress macrophage infiltration. <b><i>Conclusions:</i></b> Glabridin contributed to fungal clearance by destroying fungal cell wall and membrane, and disrupting biofilm. Combining glabridin with clinical antifungals was superior in reducing <i>A. fumigatus</i> growth. Glabridin exerted an anti-inflammatory effect by downregulating proinflammatory substance expression and inhibiting macrophage infiltration, which provide a potential agent and treatment strategies for fungal keratitis.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":"40 1","pages":"89-99"},"PeriodicalIF":2.3,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139723068","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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