Journal of Ocular Pharmacology and Therapeutics最新文献

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Therapeutic Effects of Human Placental Extracts Eye Drops in Experimental Dry Eye and Alkali Burn.
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-24 DOI: 10.1089/jop.2024.0121
Hui Jin, Hyeon-Jeong Yoon, Enying Jiang, Jingting Liu, Hee Su Yoon, Ji Suk Choi, Jayoung Moon, Hong Qi, Kyung Chul Yoon
{"title":"Therapeutic Effects of Human Placental Extracts Eye Drops in Experimental Dry Eye and Alkali Burn.","authors":"Hui Jin, Hyeon-Jeong Yoon, Enying Jiang, Jingting Liu, Hee Su Yoon, Ji Suk Choi, Jayoung Moon, Hong Qi, Kyung Chul Yoon","doi":"10.1089/jop.2024.0121","DOIUrl":"https://doi.org/10.1089/jop.2024.0121","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> To evaluate the efficacy of human placental extract (HPE) eye drops compared to that of carboxymethylcellulose (CMC) and human peripheral blood serum (HPBS) eye drops in a mouse model of experimental dry eye (EDE) and corneal alkali burns. <b><i>Methods:</i></b> EDE and alkali burn models were induced in C57BL/6 mice using desiccating stress and NaOH, respectively. In both the EDE and alkali burn models, treatment groups received CMC, HPBS, or HPE eye drops. In EDE model, tear volume, tear break-up time (TBUT), and total corneal fluorescein staining score (CFSS) were measured. ROS were detected with 2',7'-dichlorodihydrofluorescein diacetate. Conjunctiva goblet cells were identified by periodic acid-Schiff staining, and corneal epithelial apoptosis was detected by TUNEL assay. In alkali burn model, the area and diameter of epithelial defects were assessed in each group. <b><i>Results:</i></b> In the EDE model, tear volume, CFSS, and epithelial apoptosis were significantly improved in all treatment groups. Compared to the CMC group, the HPE group showed a better improvement in the production of tear volume, TBUT, CFSS, ROS, and conjunctiva goblet cell density. There were no significant differences in parameters between the HPBS and HPE groups except for TBUT at 14 days. In the alkali burn model, the HPE group had a smaller area compared to the control and CMC groups and a shorter diameter compared to the control group. <b><i>Conclusion:</i></b> HPE eye drops were as effective as HPBS eye drops in improving the clinical signs and ocular surface oxidative damage of EDE and in promoting corneal epithelialization after alkali burn.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-12-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142882396","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
N-Methyl-d-Aspartate-Induced Excitotoxicity and Its Impact on the Renin-Angiotensin System in Retinal Tissue.
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-13 DOI: 10.1089/jop.2024.0131
Abdul Malick Sahib Mohammed Irfan, Sharon Geoffrey, Htet Htet, Purushotham Krishnappa, Norhafiza Razali, Igor Iezhitsa, Renu Agarwal
{"title":"<i>N</i>-Methyl-d-Aspartate-Induced Excitotoxicity and Its Impact on the Renin-Angiotensin System in Retinal Tissue.","authors":"Abdul Malick Sahib Mohammed Irfan, Sharon Geoffrey, Htet Htet, Purushotham Krishnappa, Norhafiza Razali, Igor Iezhitsa, Renu Agarwal","doi":"10.1089/jop.2024.0131","DOIUrl":"https://doi.org/10.1089/jop.2024.0131","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> Renin-angiotensin system (RAS) is expressed in neuronal tissue and plays a role in neurodegenerative diseases involving excitotoxicity as a pathophysiological mechanism. In retina, excessive excitatory neurotransmission via <i>N</i>-methyl-d-aspartate (NMDA) receptors underlies neuronal apoptosis in conditions like glaucoma. However, it is not known if NMDA-mediated excitotoxicity alters retinal RAS expression. Hence, this study investigated the effect of NMDA exposure on the expression of RAS in rat retinas. <b><i>Methods:</i></b> Two groups of Sprague-Dawley rats received either phosphate buffer saline or NMDA (160 nmol). On day 7 posttreatment, retinal expression of RAS components including renin, angiotensinogen, angiotensin-converting enzyme (ACE), angiotensin II (Ang II), Ang 1-7, Ang 1-9, MAS receptor, angiotensin II type 1 receptor (AT1R), ACE2, and aldosterone was measured using enzyme-linked immunosorbent assay and polymerase chain reaction. Morphometric studies were done to assess morphological alterations. <b><i>Results:</i></b> Following the exposure to NMDA, an upregulation of ACE expression was noted at both the protein (2.03-folds; <i>P</i> < 0.001) and mRNA (1.86-folds; <i>P</i> < 0.01) levels in rat retinas. AT1R protein and mRNA expression were greater by 1.73 (<i>P</i> < 0.0001) and 2.28-folds (<i>P</i> < 0.0001), respectively. However, mRNA expression for ACE2, Ang 1-7, and Ang 1-9, showed a 1.51-(<i>P</i> < 0.05), 2.41-(<i>P</i> < 0.001), and 2.37-(<i>P</i> < 0.0001) fold decrease. Ganglion cell layer (GCL) thickness and linear cell density in GCL were significantly lower in the NMDA-treated group (<i>P</i> < 0.05). <b><i>Conclusions:</i></b> NMDA exposure increases expression of the classical RAS and suppresses that of alternate RAS in rat retinas. These alterations are associated with retinal morphological changes indicating significant loss of neuronal cells in the GCL of rat retinas.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-12-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142813607","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
Eyes on New Product Development. 关注新产品开发。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-11-06 DOI: 10.1089/jop.2024.0170
Gary D Novack
{"title":"Eyes on New Product Development.","authors":"Gary D Novack","doi":"10.1089/jop.2024.0170","DOIUrl":"10.1089/jop.2024.0170","url":null,"abstract":"","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"615-616"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142590667","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
13-cis Retinoic Acid-Mediated Modulation of Human Meibomian Gland Epithelial Cells Development: Implications for In Vitro Modeling of Meibomian Gland Dysfunction. 13-顺式维甲酸介导的人类睑板腺上皮细胞发育调控:睑板腺功能障碍体外模型的意义
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-10-09 DOI: 10.1089/jop.2024.0027
Ning Wang, Kelan Yuan, Shuo Yang, Xiuming Jin
{"title":"13-<i>cis</i> Retinoic Acid-Mediated Modulation of Human Meibomian Gland Epithelial Cells Development: Implications for <i>In Vitro</i> Modeling of Meibomian Gland Dysfunction.","authors":"Ning Wang, Kelan Yuan, Shuo Yang, Xiuming Jin","doi":"10.1089/jop.2024.0027","DOIUrl":"10.1089/jop.2024.0027","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> This study aimed to investigate the effect of 13-<i>cis</i> retinoic acid (13-<i>cis</i> RA) on human meibomian gland epithelial cells (HMGECs) and explore the potential of using this experimental model as an <i>in vitro</i> approach for studying meibomian gland dysfunction (MGD). <b><i>Methods:</i></b> First, HMGECs were cultured with 13-<i>cis</i> RA at different doses and times, and cell viability and proliferation rates were assessed to determine the appropriate stimulation concentration and time. Subsequently, during the proliferation stage, the expression of proliferation, inflammation, and oxidative stress genes and their products were evaluated. The meibum synthesis capacity was determined during the differentiation stage. Additionally, the peroxisome proliferator-activated receptor gamma (<i>PPARγ</i>) antagonist GW9662 was used as a control to assess the impact of 13-<i>cis</i> RA on <i>PPARγ</i>. <b><i>Results:</i></b> 13-<i>cis</i> RA significantly inhibited cell viability and proliferation in a time-dose response manner. Under the stimulation of 2 and 5 μM for 48 h during the proliferation stage, a significant decrease was observed in the expression of cell proliferation markers <i>Ki67</i>, antioxidant <i>SOD-2</i>, and <i>Nrf-2</i>. However, the expression of the pro-inflammatory factors <i>IL-1β</i>, <i>IL-8</i>, <i>MMP9</i>, and oxidative stress markers <i>NOX-4</i> and reactive oxygen species increased. During the differentiation stage, it suppressed meibum synthesis and the expression of meibocyte differentiation-related proteins adipose differentiation-associated protein 4 (<i>ADFP4</i>), elongation of very long chain fatty acid protein 4 (<i>ELOVL4</i>), sterol regulatory element-binding protein 2 (<i>SREBP-2</i>), and <i>PPARγ</i>. <b><i>Conclusion:</i></b> 13-<i>cis</i> RA inhibited cell viability, promoted inflammation and oxidative stress, and suppressed meibum synthesis through the <i>PPARγ</i> pathway. Our study shed light on the effect of 13-<i>cis</i> RA on HMGECs and provided a promising direction for studying MGD <i>in vitro</i>.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"659-667"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142391323","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
The Optejet Technology Minimizes Preservative-Mediated Cytotoxicity of Conjunctival Epithelial Cells Treated with Latanoprost In Vitro. Optejet 技术最大程度地减少了拉坦前列腺体外处理结膜上皮细胞时防腐剂引起的细胞毒性。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-10-02 DOI: 10.1089/jop.2024.0085
Ayesha Sultan, Deshea L Harris, Peter Lam, Julie Whitcomb, Pedram Hamrah
{"title":"The Optejet Technology Minimizes Preservative-Mediated Cytotoxicity of Conjunctival Epithelial Cells Treated with Latanoprost <i>In Vitro</i>.","authors":"Ayesha Sultan, Deshea L Harris, Peter Lam, Julie Whitcomb, Pedram Hamrah","doi":"10.1089/jop.2024.0085","DOIUrl":"10.1089/jop.2024.0085","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> Benzalkonium chloride (BAK) is a commonly used preservative to maintain sterility for multiuse eye drops such as latanoprost. One option to minimize the deleterious effects of BAK in eye drops may be to reduce the volume administered. The aim of this study was to assess the response of cells from the ocular surface to latanoprost+BAK administered by the Optejet technology, which dispenses a microdose (∼8 µL) ophthalmical spray. <b><i>Methods:</i></b> Cultured human conjunctival epithelial cells were exposed to the following treatments: (1) no treatment, (2) drop form of latanoprost without BAK (∼35 µL), (3) drop form of latanoprost with 0.01% BAK (∼35 µL), (4) ophthalmical spray form of latanoprost with 0.01% BAK delivered by the Optejet technology (∼8 µL). After 5 h, cells were assessed for changes in cytotoxicity, morphology, and inflammatory marker expression. <b><i>Results:</i></b> Latanoprost+BAK delivered by a drop induced cytotoxicity, cytoplasmic shrinkage, and loss of cell-cell contact, and expression of chemokine (C-C motif) ligand 2 and interleukin-6. In contrast, latanoprost+BAK delivered by the Optejet technology was both well tolerated and similar to no treatment controls and BAK-free latanoprost treatment. <b><i>Conclusions:</i></b> A microdose of latanoprost+BAK ophthalmical spray administered with the Optejet technology prevented the cytotoxicity associated with larger volumes found in eye drops. Precision dosing by the Optejet technology has the potential to decrease ocular surface disorder typically associated with eye drops containing preservatives.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"668-674"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142365592","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
Efficacy of Intravitreal Multi-Characteristic Opsin (MCO-010) Optogenetic Gene Therapy in a Mouse Model of Leber Congenital Amaurosis. 雷伯先天性失明小鼠模型中的玻璃体内多特征光蛋白(MCO-010)光遗传基因疗法的疗效。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-10-23 DOI: 10.1089/jop.2024.0084
Adnan Dibas, Subrata Batabyal, Sanghoon Kim, Michael Carlson, Samarendra Mohanty, Najam A Sharif
{"title":"Efficacy of Intravitreal Multi-Characteristic Opsin (MCO-010) Optogenetic Gene Therapy in a Mouse Model of Leber Congenital Amaurosis.","authors":"Adnan Dibas, Subrata Batabyal, Sanghoon Kim, Michael Carlson, Samarendra Mohanty, Najam A Sharif","doi":"10.1089/jop.2024.0084","DOIUrl":"10.1089/jop.2024.0084","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> Leber congenital amaurosis (LCA) is a sight-threatening inherited retinal disorder (IRD) caused by numerous genetic mutations. Multi-characteristic opsin (MCO)-based optogenetic therapy allows the recruitment of residual cells of the retina in LCA for alternative vision transduction while being mutation-agnostic. Using <i>rd12</i> mice, we investigated the <i>in vivo</i> efficacy of an adeno-associated virus2 (AAV2)-transduced ambient light-activatable MCO (MCO-010) containing a metabotropic glutamate receptor-6 bipolar cell-specific promoter/enhancer. <b><i>Methods:</i></b> Mice requiring > 40 s to reach and board a dimly lit hidden platform in a water-maze were selected and randomly divided into 2 cohorts. These mice were intravitreally (IVT) injected with either 1.7E9 gene copies/eye of MCO-010 or control AAV2 and re-tested in the water-maze. Spectral-domain optical coherence tomography (SD-OCT), hematoxylin and eosin staining of retinas, and electroretinographic (ERG) studies were also conducted. <b><i>Results:</i></b> Safety of MCO-010 in <i>rd12</i> mice was confirmed by the lack of significant detrimental changes in the mouse behavior, b-wave amplitudes and in retinal thickness. <i>rd12</i> control mice performed relatively poorly in the water-maze test requiring ≥ 30-60 s to find and board the platform. MCO-010-treated <i>rd12</i> mice reached the platform much faster than the AAV2-treated <i>rd12</i> mice, with some mice only requiring < 5 s to achieve this goal (<i>P</i> < 0.01-0.0024). <b><i>Conclusions:</i></b> IVT MCO-010 treatment was well tolerated by <i>rd12</i> mice, and it prevented the decrease in retinal thickness, and preserved ERG parameters. It also significantly improved the vision in <i>rd12</i> mice relative to control AAV2-injected mice. MCO-010 therefore represents a novel and efficacious optogenetic therapeutic to treat LCA and other IRDs irrespective of the genetic defect(s).</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"702-708"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142502484","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
Duration of Bare Sclera Pterygium Surgery Combined with Mitomycin C with and Without Tranexamic Acid: A Randomized Double-Blind Controlled Trial. 裸巩膜翼状胬肉手术联合使用丝裂霉素 C 和不使用氨甲环酸的持续时间:随机双盲对照试验。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-11-20 DOI: 10.1089/jop.2024.0068
Nevo Kovalis, Shmuel Graffi, Shadi Safuri, Yinon Shapira, Geulah Ben-David, Michael Mimouni
{"title":"Duration of Bare Sclera Pterygium Surgery Combined with Mitomycin C with and Without Tranexamic Acid: A Randomized Double-Blind Controlled Trial.","authors":"Nevo Kovalis, Shmuel Graffi, Shadi Safuri, Yinon Shapira, Geulah Ben-David, Michael Mimouni","doi":"10.1089/jop.2024.0068","DOIUrl":"10.1089/jop.2024.0068","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> To evaluate the efficacy of subconjunctival tranexamic acid (TXA) in reducing intraoperative bleeding, shortening surgery duration, and improving postoperative outcomes in pterygium surgery. <b><i>Methods:</i></b> In this double-blind, randomized controlled trial, 50 eyes of 50 patients undergoing pterygium surgery were randomly assigned to receive either subconjunctival injection of 0.25 mL of 5% TXA (TXA group, <i>n</i> = 25) or an equivalent volume of saline (control group, <i>n</i> = 25). Baseline characteristics, including age, gender, working environment, allergies, preoperative logMAR best-corrected visual acuity, and systemic anticoagulant or antiplatelet therapy, were similar between the groups. The primary outcome measures were intraoperative bleeding, surgery duration, and the number of eye spears used. Secondary outcome measures included postoperative visual acuity and pterygium recurrence rates at 3 years post-surgery. <b><i>Results:</i></b> No significant differences were observed between the TXA group and the control group in terms of surgery duration (445.3 ± 94.8 s vs. 423.5 ± 80.6 s, <i>P</i> = 0.40), the number of eye spears used (3.5 ± 2.4 vs. 3.5 ± 2.6, <i>P</i> = 0.97), or the weight of absorbed blood (1.94 ± 1.40 grams vs. 1.90 ± 1.25 grams, <i>P</i> = 0.91). Additionally, there were no significant differences in postoperative visual acuity (0.14 ± 0.13 logMAR vs. 0.20 ± 0.19 logMAR, P = 0.39) or pterygium recurrence rates at 3 years post-surgery (8.0% vs. 4.4%, <i>P</i> = 0.60). Subconjunctival TXA injection was safe, with no reported adverse events or complications associated with its use. <b><i>Conclusion:</i></b> Subconjunctival injection of TXA did not significantly reduce intraoperative bleeding, shorten surgery duration, or improve postoperative outcomes in pterygium surgery. The intervention was safe and well-tolerated, but further research is warranted to explore alternative interventions or modifications to the surgical technique that may improve outcomes in pterygium surgery.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"675-679"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142676107","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
Cysteinyl Leukotriene Receptor Antagonism by Montelukast to Treat Visual Deficits. 用孟鲁司特拮抗胱氨酰白三烯受体治疗视力障碍
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-10-02 DOI: 10.1089/jop.2024.0111
Amritha T M Seetharaman, Caroline E Owens, Rajashekhar Gangaraju
{"title":"Cysteinyl Leukotriene Receptor Antagonism by Montelukast to Treat Visual Deficits.","authors":"Amritha T M Seetharaman, Caroline E Owens, Rajashekhar Gangaraju","doi":"10.1089/jop.2024.0111","DOIUrl":"10.1089/jop.2024.0111","url":null,"abstract":"<p><p>Montelukast, a Food and Drug Administration-approved drug for asthma and allergic rhinitis modulates leukotriene (LT) receptors and serves as a critical anti-inflammatory agent. Recent research suggests that the LT signaling pathway targeted by montelukast has broader implications for diseases such as fibrosis, cardiovascular diseases, cancer, cerebrovascular disease, and immune defense. This expanded understanding highlights montelukast's potential for repurposing in conditions involving aberrant stress mechanisms, including ocular diseases marked by inflammation, oxidative stress, ER stress, and apoptosis, among several others. This review delves into montelukast's therapeutic mechanisms across various diseases, draws parallels to ocular conditions, and examines clinical trials and associated adverse effects to underscore the unmet need for cysteinyl LT receptor antagonism by montelukast as an effective therapy for visual deficits.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"617-628"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142365588","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
Detection of Residual iPSCs Following Differentiation of iPSC-Derived Retinal Pigment Epithelial Cells. 检测 iPSC 衍生视网膜色素上皮细胞分化后的残余 iPSC。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-10-02 DOI: 10.1089/jop.2024.0130
Matthew Hill, Cynthia Andrews-Pfannkoch, Evan Atherton, Travis Knudsen, Emma Trncic, Alan D Marmorstein
{"title":"Detection of Residual iPSCs Following Differentiation of iPSC-Derived Retinal Pigment Epithelial Cells.","authors":"Matthew Hill, Cynthia Andrews-Pfannkoch, Evan Atherton, Travis Knudsen, Emma Trncic, Alan D Marmorstein","doi":"10.1089/jop.2024.0130","DOIUrl":"10.1089/jop.2024.0130","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> The goal of this study was to develop a lot release assay for iPSC residuals following directed differentiation of iPSCs to retinal pigment epithelial (RPE) cells. <b><i>Methods:</i></b> RNA Sequencing (RNA Seq) of iPSCs and RPE derived from them was used to identify pluripotency markers downregulated in RPE cells. Quantitative real time PCR (qPCR) was then applied to assess iPSC residuals in iPSC-derived RPE. The limit of detection (LOD) of the assay was determined by performing spike-in assays with known quantities of iPSCs serially diluted into an RPE suspension. <b><i>Results:</i></b> <i>ZSCAN10</i> and <i>LIN28A</i> were among 8 pluripotency markers identified by RNA Seq as downregulated in RPE. Based on copy number and expression of pseudogenes and lncRNAs <i>ZSCAN10</i> and <i>LIN28A</i> were chosen for use in qPCR assays for residual iPSCs. Reverse transcription PCR indicated generally uniform expression of <i>ZSCAN10</i> and <i>LIN28A</i> in 21 clones derived from 8 iPSC donors with no expression of either in RPE cells derived from 5 donor lines. Based on qPCR, <i>ZSCAN10</i>, and <i>LIN28A</i> expression in iPSCs was generally uniform. The LOD for <i>ZSCAN10</i> and <i>LIN28A</i> in qPCR assays was determined using spike in assays of RPE derived from 2 iPSC lines. Analysis of ΔΔC<sub>t</sub> found the limit of detection to be <0.01% of cells, equivalent to <1 iPSC/10,000 RPE cells in both iPSC lines. <b><i>Conclusions:</i></b> qPCR for <i>ZSCAN10</i> and <i>LIN28A</i> detects <1 in 10,000 residual iPSCs in a population of iPSC-derived RPE providing an adequate LOD of iPSC residuals for lot release testing.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"680-687"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11698679/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142365589","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
Effects of Rebamipide for Dry Eye on Optical Quality and Efficacy: A Systematic Review and Meta-Analysis. 瑞巴派特治疗干眼症对光学质量和疗效的影响:系统回顾与元分析》。
IF 1.9 4区 医学
Journal of Ocular Pharmacology and Therapeutics Pub Date : 2024-12-01 Epub Date: 2024-10-25 DOI: 10.1089/jop.2024.0098
Yu-Ling Yan, Jing-Yao Chang, Xin-Ru Ling, Chun-Yan Xue
{"title":"Effects of Rebamipide for Dry Eye on Optical Quality and Efficacy: A Systematic Review and Meta-Analysis.","authors":"Yu-Ling Yan, Jing-Yao Chang, Xin-Ru Ling, Chun-Yan Xue","doi":"10.1089/jop.2024.0098","DOIUrl":"10.1089/jop.2024.0098","url":null,"abstract":"<p><p><b><i>Purpose:</i></b> To evaluate the effects of rebamipide ophthalmic suspension on optical quality and efficacy of patients with dry eye under different conditions. <b><i>Methods:</i></b> A comprehensive search across five databases (PubMed, Cochrane Library, Web of Science, China National Knowledge Infrastructure, and Wan Fang) was conducted for studies published through May 13, 2024, focusing on rebamipide for dry eye treatment. <b><i>Results:</i></b> A total of 11 studies including 334 patients with dry eye were included. Tear breakup time (TBUT) values of patients with dry eye increased significantly after 2 weeks (standardized mean difference [SMD] =1.07, 95% confidence interval [CI] = [0.05, 2.09]), 4 weeks (SMD = 1.26, 95% CI = [0.77, 1.75]), and 12 weeks (SMD = 1.04, 95% CI = [0.37, 1.71]) of rebamipide treatment. Subgroup analysis revealed that patients with dry eye wearing soft contact lens (SCL) exhibited higher TBUT values after 4 weeks of rebamipide treatment compared with those who received rebamipide alone. In addition, rebamipide significantly improved fluorescein staining score of patients with dry eye after 4 weeks of treatment (SMD = -0.34, 95% CI = [-0.63, -0.06]). However, 4 weeks of rebamipide treatment showed no significant effect on Schirmer I test values (SMD = -0.04, 95%, CI = [-0.43, 0.35]) and higher-order aberrations (SMD = -0.73, 95% CI = [-1.77, 0.30]). <b><i>Conclusions:</i></b> These results indicate a significant improvement in the efficacy of rebamipide treatment for patients with dry eye, particularly for those wearing SCL. The effect of rebamipide on visual quality was found to correlate with the underlying dry eye status.</p>","PeriodicalId":16689,"journal":{"name":"Journal of Ocular Pharmacology and Therapeutics","volume":" ","pages":"629-637"},"PeriodicalIF":1.9,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142502483","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}
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