keyword
https://read.qxmd.com/read/38536827/effects-of-aflibercept-and-bevacizumab-on-cell-viability-cell-metabolism-and-inflammation-in-hypoxic-human-m%C3%A3-ller-cells
#1
JOURNAL ARTICLE
Monique Matsuda, Rafael André da Silva, Vinicius Moraes de Paiva Roda, Mônica Valéria Marquezini, Mário Luiz Ribeiro Monteiro, Dânia Emi Hamassaki
Anti-VEGF (vascular endothelial growth factor) drugs such as aflibercept (AFL) and bevacizumab (BVZ) inhibit pathological neo-angiogenesis and vascular permeability in retinal vascular diseases. As cytokines and growth factors are produced by Müller glial cells under stressful and pathological conditions, we evaluated the in vitro effect of AFL (Eylea®, 0.5 mg/mL) and BVZ (Avastin®, 0.5 mg/mL) on cell viability/metabolism, and cytokine/growth factor production by Müller cells (MIO-M1) under cobalt chloride (CoCl2)-induced hypoxia after 24h, 48h and 72h...
2024: PloS One
https://read.qxmd.com/read/37954554/risk-of-transient-vision-loss-after-intravitreal-aflibercept-using-vial-prepared-vs-the-novel-prefilled-syringe-formulation
#2
JOURNAL ARTICLE
Julian E Klaas, Vinh Bui, Niklas Maierhofer, Benedikt Schworm, Mathias Maier, Siegfried G Priglinger, Jakob Siedlecki
PURPOSE: To compare the risk of transient vision loss (TVL) probably attributable to a severe intraocular pressure spike after intravitreal aflibercept application using the novel prefilled syringe (PFS) vs. the established vial system (VS). METHODS: Datasets of the intravitreal injection service of the Ludwig Maximilians-University Munich and the Technical University Munich, Germany, were screened for documentation of TVL after intravitreal injection of aflibercept...
2023: Frontiers in Medicine
https://read.qxmd.com/read/37901621/presumed-melanocytoma-associated-choroidal-neovascular-membrane-with-hemorrhage-successfully-treated-with-intravitreal-aflibercept-injections
#3
Austin S Yu, Jordan A Sugarman, Stephanie J Weiss
A patient presented with melanocytoma and associated choroidal neovascular membrane with hemorrhage involving the macula. The patient was treated with monthly aflibercept (Eylea) injections with significant improvement of best corrected visual acuity. In this report, we explore the development of a choroidal neovascular membrane (CNVM) formation in a patient with melanocytoma and the effect of intravitreal aflibercept (Eylea) on disease course. Case report study used patient data obtained from examination and imaging...
2023: Case Reports in Ophthalmology
https://read.qxmd.com/read/37831763/thrombospondin-1-proteomimetic-polymers-exhibit-anti-angiogenic-activity-in-a-neovascular-age-related-macular-degeneration-mouse-model
#4
JOURNAL ARTICLE
Wonmin Choi, Ashley K Nensel, Steven Droho, Mara A Fattah, Soumitra Mokashi-Punekar, David I Swygart, Spencer T Burton, Greg W Schwartz, Jeremy A Lavine, Nathan C Gianneschi
Neovascular age-related macular degeneration (nAMD) is the leading cause of blindness in the developed world. Current therapy includes monthly intraocular injections of anti-VEGF antibodies, which are ineffective in up to one third of patients. Thrombospondin-1 (TSP1) inhibits angiogenesis via CD36 binding, and its down-regulated expression is negatively associated with the onset of nAMD. Here, we describe TSP1 mimetic protein-like polymers (TSP1 PLPs). TSP1 PLPs bind CD36 with high affinity, resist degradation, show prolonged intraocular half-lives (13...
October 13, 2023: Science Advances
https://read.qxmd.com/read/37797226/eyes-on-the-prize-decoding-the-ophthalmic-product-regulations-and-intricacies-of-the-u-s-food-and-drug-administration-approval
#5
JOURNAL ARTICLE
Khemraj Hirani, Mylarrao Bansinath, Rahul Mittal, Joana R N Lemos, Emily Adis, Priyanka Poojari, Jane Margaret Igoe, Marcio R Soares, Sanjoy Bhattacharya, Roy E Weiss
The dynamic and continuously evolving field of ophthalmology necessitates rigorous regulatory oversight in the United States. This review outlines the multifaceted Food and Drug Administration's (FDA) approval process for ophthalmic products, detailing the classifications, pathways, and regulatory compliance for devices, drugs, biologics, and combination products. Particular emphasis is placed on distinct frameworks for Class I, II, and III devices, as well as regulations for drugs, biologics, and combination products...
October 5, 2023: Journal of Ocular Pharmacology and Therapeutics
https://read.qxmd.com/read/37679056/aflibercept-loaded-eye-drop-hydrogel-mediated-with-cell-penetrating-peptide-for-corneal-neovascularization-treatment
#6
JOURNAL ARTICLE
Jianan Zhou, Yuting Cai, Tingting Li, Haixiang Zhou, Huilei Dong, Xia Wu, Zenghui Li, Wenjie Wang, Dan Yuan, Yun Li, Junfeng Shi
Corneal neovascularization (CoNV) is a major cause of visual impairment worldwide. Currently, available treatment options have limited efficacy and are associated with adverse effects due to biological barriers and clearance mechanisms. To address this challenge, a novel topical delivery system is developed-Gel 2_1&Eylea-an aflibercept-loaded eye-drop hydrogel mediated with cell-penetrating peptide 1. Gel 2_1&Eylea demonstrates superior membrane permeability, increased stability, and prolonged drug retention time on the ocular surface, and thus may improve drug efficacy...
September 7, 2023: Small
https://read.qxmd.com/read/37596693/targeting-fscn1-with-an-oral-small-molecule-inhibitor-for-treating-ocular-neovascularization
#7
JOURNAL ARTICLE
Wen Bai, Jun-Song Ren, Min Xia, Ya Zhao, Jing-Juan Ding, Xi Chen, Qin Jiang
BACKGROUND: Ocular neovascularization is a leading cause of blindness and visual impairment. While intravitreal anti-VEGF agents can be effective, they do have several drawbacks, such as endophthalmitis and drug resistance. Additional studies are necessary to explore alternative therapeutic targets. METHODS: Bioinformatics analysis and quantitative RT-PCR were used to detect and verify the FSCN1 expression levels in oxygen-induced retinopathy (OIR) and laser-induced choroidal neovascularization (CNV) mice model...
August 18, 2023: Journal of Translational Medicine
https://read.qxmd.com/read/37513851/comparison-of-bevacizumab-and-aflibercept-for-suppression-of-angiogenesis-in-human-retinal-microvascular-endothelial-cells
#8
JOURNAL ARTICLE
Amirfarbod Yazdanyar, Charles L Cai, Jacob V Aranda, Eric Shrier, Kay D Beharry
Bevacizumab (Avastin) is a vascular endothelial growth factor (VEGF) inhibitor that is widely used for aggressive posterior retinopathy of prematurity (APROP). Its use is associated with multiple adverse effects. Aflibercept (Eylea) is a VEGFR-1 analogue that is approved for ocular use, but its efficacy for APROP is less studied. We tested the hypothesis that Eylea is as effective as Avastin for suppression of intermittent hypoxia (IH)-induced angiogenesis. Human retinal microvascular endothelial cells (HRECs) were treated with Avastin and low- or high-dose Eylea and exposed to normoxia, hyperoxia (50% O2 ), or neonatal IH for 24, 48, or 72 h...
June 29, 2023: Pharmaceuticals
https://read.qxmd.com/read/37383167/old-problem-in-a-new-guise-retinal-pigment-epithelium-tear-after-intravitreal-faricimab-vabysmo-%C3%A2-injection
#9
Christoph R Clemens, Florian Alten, Julian A Zimmermann, Nicole Eter
This case report describes a 78-year-old patient who developed a tear of the retinal pigment epithelium (RPE) during faricimab (Vabysmo® ) therapy. After three consecutive intravitreal aflibercept (Eylea® ) injections with persistent disease activity, therapy was switched to faricimab. The patient experienced a tear in the RPE 4 weeks postinjection. We report the first published case of RPE tear development after intravitreal faricimab injection in neovascular age-related macular degeneration. Faricimab has a new target structure in the angiopoietin-2 receptor in addition to VEGF...
2023: Case Reports in Ophthalmology
https://read.qxmd.com/read/36938676/short-term-peripapillary-structural-and-vascular-changes-following-anti-vegf-vs-dexamethasone-intravitreal-therapy-in-patients-with-dme
#10
JOURNAL ARTICLE
Pasquale Viggiano, Maria Oliva Grassi, Giulia Bisceglia, Giacomo Boscia, Enrico Borrelli, Maria Giovanna Malerba, Antonio Fracchiolla, Giovanni Alessio, Francesco Boscia
PURPOSE: To evaluate short-term peripapillary structural and vascular changes in DME after treatment with dexamethasone implant (DEX-I) and anti-VEGFs using OCT-A. METHODS: Sixty-five patients with naïve center-involving DME were enrolled. 33 of sixty five patients (group 1) underwent with single DEX-I 0.7 mg (Ozurdex, Allergan, Inc., USA), 32 of sixty-five (group 2) underwent with intravitreal injection of aflibercept 0.5 mg (Eylea, Bayer, Genentech, San Francisco, USA)...
March 20, 2023: European Journal of Ophthalmology
https://read.qxmd.com/read/36866850/do-published-trial-results-influence-physician-prescribing-patterns-intravitreal-antivascular-endothelial-growth-factor-usage-by-the-united-states-ophthalmologists-before-and-after-protocol-t-study
#11
JOURNAL ARTICLE
Serena Shah, Zahra Markatia, Arjun Watane, Alexandra Feldman, Lea Shah, Jayanth Sridhar
PURPOSE OF REVIEW: Clinical trial publications may influence physician prescribing patterns. The Diabetic Retinopathy Clinical Research Network (DRCR.net) Protocol T study, published in 2015, examined outcomes of intravitreal antivascular endothelial growth factor (VEGF) medications for treatment of diabetic macular oedema (DME). This study investigates if the Protocol T 1-year results were associated with changes in prescribing patterns. RECENT FINDINGS: Anti-VEGF agents have revolutionized treatment of DME by blocking angiogenesis signalled by VEGF...
March 2, 2023: Current Opinion in Ophthalmology
https://read.qxmd.com/read/36726365/reported-rates-of-intraocular-inflammation-with-intravitreal-aflibercept-administered-via-pre-filled-syringe-or-from-vials-in-clinical-practice-between-2012-and-2022
#12
JOURNAL ARTICLE
Ursula Schmidt-Ott, Scott Fitzpatrick, Zoran Hasanbasic, Sergio Leal, Peter Morgan-Warren, Xin Zhang, Kristian T Johnson
PURPOSE: To determine the reported rates of intraocular inflammation (IOI) in patients treated with intravitreal aflibercept (IVT-AFL) 2 mg in routine clinical practice (ie, outside interventional studies), across all indications and within all countries (excluding the United States), with access to either the vial presentation or pre-filled syringe (PFS). PATIENTS AND METHODS: A search was conducted using the Bayer EYLEA® Global Safety Pharmacovigilance Database for reported cases of IOI and IVT-AFL use between October 2012 and March 31, 2022...
2023: Clinical Ophthalmology
https://read.qxmd.com/read/36604756/intravitreal-sirolimus-with-adjunct-aflibercept-versus-aflibercept-monotherapy-for-persistent-exudative-age-related-macular-degeneration-a-pilot-study
#13
JOURNAL ARTICLE
Lucas W Rowe, Robert J Minturn, Lauren A Burgett, Peter Bracha, Raj K Maturi
BACKGROUND: To determine the safety and efficacy of intravitreal sirolimus and adjunct aflibercept in subjects with persistent, exudative age-related macular degeneration despite previous intravitreal anti-vascular endothelial growth factor (VEGF) treatment. METHODS: This institutional review board approved, registered (NCT02732899), prospective, subject-masked, single center, randomized controlled trial in subjects with persistent, exudative age-related macular degeneration compared alternating monthly intravitreal sirolimus and aflibercept (combination) versus aflibercept monotherapy (control) every 2 months over the course of 36 weeks...
January 5, 2023: International Journal of Retina and Vitreous
https://read.qxmd.com/read/36147265/efficacy-and-safety-of-aflibercept-therapy-for-diabetic-macular-edema-a-systematic-review-and-meta-analysis
#14
REVIEW
Sangeetha Santhakumaran, Ali Salimi, Vanessa C Brunetti, John Galic
Purpose: To assess the real-world efficacy and safety of aflibercept for the treatment of diabetic macular edema (DME). Methods: A systematic search was conducted across multiple databases. Articles were included if participants had DME and received aflibercept treatment for a minimum of 52 ± 4 weeks. Primary outcomes included changes in best-corrected visual acuity (BCVA) and central macular thickness (CMT). A risk of bias assessment of studies was completed, pooled estimates were obtained, and a meta-regression was performed...
April 2022: Journal of Current Ophthalmology
https://read.qxmd.com/read/36127450/-prospective-noninterventional-blue-sky-study-evaluating-the-efficacy-of-brolucizumab-in-treatment-na%C3%A3-ve-and-previously-treated-patients-with-neovascular-amd
#15
JOURNAL ARTICLE
H Faatz, N Feltgen, M Gutfleisch, B Heimes-Bussmann, T U Krohne, S Liakopoulos, R Liegl, A Lommatzsch, P Mussinghoff, M Rehak, S Schmitz-Valckenberg, G Spital, B Stanzel, F Ziemssen, B Hägele, C Junkes, M Porstner, J Vögeler, B Gmeiner, D Pauleikhoff
Intravitreal injection of anti-vascular endothelial growth factor (VEGF) is the standard treatment for patients with neovascular age-related macular degeneration (nAMD). In addition to the approved substances ranibizumab (Lucentis®, Novartis) and aflibercept (Eylea®, Bayer), bevacizumab (Avastin®, Roche) is also available. Furthermore, brolucizumab (Beovu®, Novartis) has been approved and has been available in Germany since April 2020. The multicenter, noninterventional prospective BLUE SKY study investigates brolucizumab treatment with different schemes in 600 treatment-naive and pretreated nAMD patients in routine clinical practice over a 24-month period...
September 20, 2022: Ophthalmologie
https://read.qxmd.com/read/36004592/-new-criteria-of-effectiveness-of-anti-vegf-therapy-in-exudative-age-related-macular-degeneration
#16
JOURNAL ARTICLE
M V Budzinskaya, A A Plyukhova, M A Afanasyeva, F V Gorkavenko
OBJECTIVE: To evaluate the effectiveness of anti-angiogenic therapy using fluctuation and variability in patients with exudative age-related macular degeneration (AMD). MATERIAL AND METHODS: This study included 200 patients with types 1, 2, 3 neovascularization and polypoidal choroidal vasculopathy (PCV). All patients underwent standard ophthalmological examination, as well optical coherence tomography (OCT) and OCT angiography (OCT-A). Patients were divided into 4 quartiles based on fluctuation and variability...
2022: Vestnik Oftalmologii
https://read.qxmd.com/read/35947133/adult-eye-conditions-diabetic-retinopathy-and-age-related-macular-degeneration
#17
JOURNAL ARTICLE
Nguyet-Cam Vu Lam
Diabetic retinopathy (DR), a microvascular complication of diabetes, is the most common cause of vision loss in adults ages 20 to 74 years in many countries. Initial screening for DR should occur within 5 years of a type 1 diabetes diagnosis and at the time of a type 2 diabetes diagnosis. Slowing of DR progression involves optimization of glycemic control, blood pressure management, control of diet and lipid levels, and lifestyle modification. Panretinal photocoagulation (PRP) can prevent progression of proliferative DR with minimal risk of damaging the macula...
August 2022: FP Essentials
https://read.qxmd.com/read/35819932/retinal-oxygen-saturation-vessel-diameter-and-flicker-response-in-eyes-with-specific-subtypes-of-neovascular-age-related-macular-degeneration-during-aflibercept-treatment
#18
JOURNAL ARTICLE
Stefan Sacu, Katharina Eibenberger, Doreen Schmidl, Sandra Rezar-Dreindl, Gerhard Garhöfer, Jonas Brugger, Wolf Buehl, Leopold Schmetterer, Ursula Schmidt-Erfurth
PURPOSE: To evaluate the effect of intravitreal aflibercept monotherapy on arterial and venous oxygen saturation, retinal vessel diameter and flicker response in patients with newly diagnosed specific subtypes of exudative maculopathy. METHODS: This prospective study included forty-four eyes of 44 patients with treatment-naïve polypoidal choroidal vasculopathy (PCV, n = 12), hemorrhagic choroidal neovascularization (hCNV, n = 12), pigment epithelium detachment (PED, n = 9) and type 3 MNV (RAP, n = 11)...
2022: PloS One
https://read.qxmd.com/read/35701305/evaluation-of-youtube-videos-as-a-patient-information-source-on-intravitreal-injection-procedures
#19
JOURNAL ARTICLE
S A Seyyar, A Mete, N S Tıskaoğlu
PURPOSE: To evaluate the content, reception and quality of YouTube videos on intravitreal injection (IVI) procedures as an educational resource for patients. METHODS: Our study was a retrospective, cross-sectional, register-based study. The terms "intravitreal injection," "intravitreal injection treatment," "eye injection," "eye injection treatment," "dexamethasone intraocular injection," "anti-VEGF injection," "Ozurdex®," "Lucentis®," and "Eylea®" were searched on YouTube...
June 11, 2022: Journal Français D'ophtalmologie
https://read.qxmd.com/read/35471228/a-ranibizumab-ocular-implant-susvimo-for-age-related-macular-degeneration
#20
JOURNAL ARTICLE
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May 2, 2022: Medical Letter on Drugs and Therapeutics
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