Bilateral enucleation in the macaque fetus causes an areal reduction of an otherwise normal striate cortex. Here we show that in early operated animals this reduction is accompanied by a separation of striate and prostriate cortices which are normally contiguous. However this induced separation does not correspond to the areal reduction of striate cortex, indicating that extrinsic signals regulate either the proliferation and/or survival of striate cortical neurons.
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http://dx.doi.org/10.1016/0165-3806(91)90199-s | DOI Listing |
Int J Radiat Biol
January 2025
Department of Radiation Oncology, Faculty of Medicine, Hacettepe University, Ankara, Turkey.
Purpose: Intravitreal bevacizumab has been utilized to mitigate radiation retinopathy, yet the potential role of intravitreal melatonin for its prevention remains unexplored. This study aims to evaluate and compare the efficacy of intravitreal melatonin and bevacizumab in preventing radiation retinopathy in an experimental animal model.
Materials And Methods: Twelve healthy male New Zealand white rabbits ( = 24 eyes) received a single 3000 cGy irradiation dose in both eyes.
Can J Ophthalmol
January 2025
Beijing Tongren Eye Center, Beijing Key Laboratory of Intraocular Tumor Diagnosis and Treatment, Beijing Ophthalmology &Visual Sciences Key Lab, Medical Artificial Intelligence Research and Verification Key Laboratory of the Ministry of Industry and Information Technology, Beijing Tongren Hospital, Capital Medical University, Beijing, China.
Objective: To investigate the clinical and prognostic features of uveal metastasis in a Chinese population and compare these features across different primary cancers.
Design: Retrospective cross-sectional study.
Participants: 161 patients with uveal metastasis at Beijing Tongren Hospital.
A 3-year-old girl treated with intravenous chemotherapy for bilateral retinoblastoma (RB) and a standard technique of intravitreal topotecan for vitreous seeds in the left eye developed a conjunctival nodule at the injection site. Ultrasound biomicroscopy showed normal underlying sclera and ciliary body. Fundus examination of the left eye showed partly calcified vitreous seeds.
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November 2024
Department of Ophthalmology, Chang Gung Memorial Hospital, Linkou, Taiwan; College of Medicine, Chang Gung University, Taoyuan, Taiwan.
Purpose: To evaluate the clinical outcomes and prognostic factors in unilateral Coats disease in the era of anti-VEGF therapy.
Design: Global, multicenter, retrospective case series.
Subjects: 656 eyes of 656 subjects with Coats disease were included in this study.
Ophthalmol Retina
November 2024
Ophthalmology Unit, Unidade Local de Saúde (ULS) Coimbra, Coimbra, Portugal; Clinical Academic Center of Coimbra (CACC), Coimbra, Portugal; Faculty of Medicine, University of Coimbra, Coimbra, Portugal; University of Coimbra, Coimbra Institute for Clinical and Biomedical Research (iCBR), Faculty of Medicine, Coimbra, Portugal; University of Coimbra, Center for Innovative Biomedicine and Biotechnology (CIBB), Coimbra, Portugal. Electronic address:
Purpose: To correlate histopathologic findings in an eye with Jalili syndrome with clinical and imaging results available before enucleation.
Design: Case report with histopathologic analysis.
Subjects: Histopathologic analysis of an enucleated eye from a 63-year-old woman diagnosed with Jalili syndrome.
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