1.Therapeutic Potential of Adipose-Derived Mesenchymal Stem Cells Transplantation into the Lacrimal Gland in Patients with Sjögren Syndrome
Mojtaba MOHAMMADPOUR ; Shahrokh RAMIN ; Ramin SARRAMI-FOROOSHANI ; Somayeh GHORBANI ; Masoumeh AHADI ; Iman ANSARI ; Akmal K. MATKARIMOV ; Hassan SANATI ; Ali ABBASI
Korean Journal of Ophthalmology 2026;40(1):70-86
Purpose:
This study evaluated the feasibility and effectiveness of autologous adipose-derived mesenchymal stem cell (ASC) transplantation into the lacrimal gland for treating aqueous-deficient dry eye disease (DED) associated with Sjögren syndrome.
Methods:
Patients with Sjögren syndrome–related DED underwent autologous adipose tissue harvest via liposuction. ASCs were isolated, cultured, and injected into the lacrimal gland (volume ≤50% of estimated gland volume). Clinical evaluations— including Ocular Surface Disease Index (OSDI), tear osmolarity, tear film breakup time (TBUT), Oxford corneal staining, and Schirmer test I—were conducted at 1-, 4-, 16-, and 24-weeks after injection. Visual quality assessments included contrast sensitivity and higher-order aberrations (HOAs).
Results:
Six patients (mean age 56.1 ± 7.2 years) completed the study. Mean OSDI scores significantly decreased from 48.6 ± 8.4 to 28 ± 2.1. TBUT improved in both eyes (right, 3.3 ± 1.0 to 5.6 ± 1.2 seconds; left, 3.6 ± 1.0 to 6.1 ± 1.6 seconds). Schirmer test I values increased (right, 4.1 ± 0.7 to 7.8 ± 0.7 mm; left, 4.0 ± 0.6 to 7.6 ± 0.5 mm). Oxford staining scores decreased (right, 1.6 ± 0.5 to 0.67 ± 0.2; left, 1.3 ± 0.5 to 0.67 ± 0.2). Tear osmolarity also improved (right, 311.6 ± 6.1 to 299.1 ± 5.8 mOsm/L; left, 309 ± 7.6 to 298.3 ± 7 mOsm/L). HOAs were reduced in one eye. No significant change in contrast sensitivity or visual acuity was observed. No adverse events were reported.
Conclusions
Autologous ASC transplantation into the lacrimal gland appears to be a safe and promising therapeutic option for aqueous-deficient DED in Sjögren syndrome, offering significant improvement in both objective measures and patient-reported symptoms over a 6-month period.
2.An Overview of the Therapeutic Applications of Tinted Lenses Spectacles
Masoumeh AHADI ; Afsaneh EBRAHIMI ; Ali ABBASI ; Akmal Karimovich MATKARIMOV
Korean Journal of Ophthalmology 2025;39(6):550-565
Although tinted glasses are part of the fashion and beauty world, these glasses have various therapeutic applications in normal people or people with eye and neurological problems in some cases have been ignored. Tinted spectacles produce their effects by reducing visible light transmission and filtering by removing a certain part of the spectrum and can reduce discomfort and annoyance and improve the quality of life. The therapeutic effects of these glasses are related to controlling photophobia, preventing glare and increasing contrast. These glasses are used in normal people as sunglasses, to improve sports activities, comfortable driving at night and to increase sleep quality. Colored glasses have also been widely used in people with low vision related to congenital and acquired retinal diseases and neurological diseases such as migraine, acquired brain injury, and photosensitive epilepsy. So far, numerous studies have been conducted on the beneficial and therapeutic effects of colored glasses, which sometimes report contradictory effects. In this article, we explore the therapeutic uses of colored glasses in more detail.

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