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Donald K. Johnson Eye Institute

@dkjei-uhn.bsky.social
191 followers 146 following 188 posts

👁️ The Donald K. Johnson Eye Institute at @uhn.ca combines innovative science with outstanding clinical care to develop treatments for blindness & vision loss. 🔗 linktr.ee/dkjei

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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 11h
#TraineeTuesday is back! Meet Nadia, an MSc student in Dr. Jeremy Sivak’s lab @dkjei-uhn.bsky.social. Her research explores how translational regulation contributes to retinal ganglion cell (RGC) degeneration in glaucoma. Read More >> bit.ly/4vS6nr1 @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 02/10/2026
📢 New publication alert! A recent study led by Dr. Jarryll Uy, a Postdoctoral Researcher, has uncovered an unexpected role for SCN2A, one of the risk genes associated with autism, revealing that it begins shaping brain development much earlier than previously understood >> bit.ly/4hz6Xor (1/2)
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 28/09/2026
When Dr. Efrem Mandelcorn boarded the Orbis Flying Eye Hospital in Da Nang, Vietnam, he wasn’t there just to perform surgery. He was there to teach. Read More >> bit.ly/4jqJ0SS #WorldRetinaDay @uhn.ca @kbi-uhn.bsky.social @uoftmedicine.bsky.social
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Reposted by Donald K. Johnson Eye Institute
Krembil Brain Institute 🧠 @kbi-uhn.bsky.social · 25/09/2026
Celebrating our incredible postdoctoral researchers this #PostdocAppreciationWeek 💙🙌 As a thank you for their dedication and hard work, postdocs at the Krembil Discovery Tower enjoyed complimentary professional headshots, no-bake energy bites, and a chair yoga session.
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 22/09/2026
This #IRDAwarenessMonth, learn about how Dr. Brian Ballios, Clinician Scientist @dkjei-uhn.bsky.social, is advancing research and leading clinical trials aimed at developing new treatments. Read More >> bit.ly/4At7kJZ @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social @uoftmedicine.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 18/09/2026
This week, we’re celebrating the people who make UHN extraordinary. Thank you to all the members @dkjei-uhn.bsky.social for driving research discoveries and delivering exceptional patient care!!
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University Health Network @uhn.ca · 14/09/2026
Week of Gratitude starts now. 💙 Celebrate the clinicians, scientists, learners, volunteers and staff who make UHN an extraordinary place to work, learn and receive care. Share a message for someone at TeamUHN that made difference in your life, or the life of a loved one. 👇 bit.ly/4gU7VNe
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 14/09/2026
#ICYMI: Dr. Brian Ballios, Clinician Scientist @dkjei-uhn.bsky.social, was recently featured on The Retina Channel podcast, discussing the latest advances in inherited retinal diseases (IRDs). Listen to the full episode >> bit.ly/4iuq2KF @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 08/09/2026
#DYK: 1 in 1,700 Canadians are living with an IRD. There is currently no cure for IRDs. But ongoing research in gene and cell therapies offers hope for potential treatments. Learn more about current IRD research @dkjei-uhn.bsky.social >> ballioslab.com @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 01/09/2026
Common mild visual impairments, such as near- or far-sightedness, can cause objects to appear blurry. This back-to-school season, hear from Dr. Monica Daibert-Nido @dkjei-uhn.bsky.social, on how to handle visual impairments in the classroom. Read More >> bit.ly/4iFLJY7 @uhn.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 25/08/2026
“I enjoy working with patients the most. It’s always my pleasure to attend to and interact with them.” Meet Isaac Kotei, an Ophthalmology Technician @dkjei-uhn.bsky.social, supporting patient care and diagnostic testing. Read in our newsletter >> bit.ly/4vS6nr1 @uhn.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 18/08/2026
Congratulations to the award winners and to all participants for their incredible contributions and achievements this summer🎉
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 18/08/2026
Summer studentships give undergraduate students an opportunity to explore the field of research while gaining hands-on experience. Hear from Isaac, a summer student in Dr. Karun Singh's lab, as he shares his experience this summer >> bit.ly/4gflcOG
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Summer Student Research Day 2026
Every year, the summer studentship program across UHN's research institutes, including the Krembil Brain Institute, Donald K. Johnson Eye Institute, and Schroeder Arthritis Institute, culminates in a day of research presentations highlighting each student's scientific journey. Get a behind-the-scenes look as some of this year's summer students share what it was like working in the lab and reflect on their research experiences. --- The Krembil Research Institute, part of the University Health Network (UHN), Canada's #1 Hospital, focuses on the brain, vision and arthritis. To learn more about each department, see below ⬇️ 🧠 The Krembil Brain Institute is dedicated to advancing research and clinical care for those living with diseases and disorders of the brain and spine: https://linktr.ee/krembil 👁️ The Donald K. Johnson Eye Institute combines innovative science with outstanding clinical care to develop treatments for blindness & vision loss: https://linktr.ee/dkjei 🦴 The Schroeder Arthritis Institute are researchers, clinicians and educators focused on new treatments, diagnostic tests, and models of care for arthritis: https://linktr.ee/schroederarthritisi... --- Visit UHN, Canada's #1 Hospital: https://www.uhn.ca
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Reposted by Donald K. Johnson Eye Institute
Sivaklab @sivaklab.bsky.social · 12/08/2026
​🎉 Excited to announce our lab’s new paper analyzing aqueous humor proteomics in primary open-angle glaucoma (POAG) across disease stages! ​Congrats to David, Karen, Jenny & Darren for bringing this to life! 👏 @dkjei-uhn.bsky.social ​ doi.org/10.1016/j.mc...
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 12/08/2026
We are pleased to announce the Vision Research Symposium 2026: Innovations in Retina, bringing together Toronto's vision science community to share knowledge, celebrate research, and foster collaboration across disciplines. @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social @uoftmedicine.bsky.social
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Research at UHN @uhnresearch.ca · 12/08/2026
Through UHN STEM Pathways, 37 high school students gained hands-on research experience and explored their future STEM aspirations. 🔗 This #YouthDay, learn about 4 of these summer students and their experiences at @uhn.ca: www.uhnresearch.ca/news/8-12-20... #NextGenUHN
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Research at UHN @uhnresearch.ca · 07/08/2026
Read about the latest findings from Canada’s largest research hospital in @uhn.ca’s Research Spotlight newsletter: ▶️ #CognitiveTraining to improve balance ▶️ Strategies for #HeartFailure care ▶️ #BrainStimulation treatments for people with severe OCD + More 🔗: www.uhnresearch.ca/news/8-07-20...
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Research at UHN @uhnresearch.ca · 07/08/2026
#ICYMI: With $20.7 million from the Canadian Institutes of Health Research's Spring 2026 Project Grant Competition, 26 @uhn.ca-led projects will advance research and help shape the future of health care across Canada. 🔗 Learn more about these impactful projects: www.uhnresearch.ca/news/8-07-20...
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 05/08/2026
Congratulations to Drs. David Mathew and Jeremy Sivak @dkjei-uhn.bsky.social, for winning the 2026 DKJEI Clinical Research Unit Innovation Collaborative Seed Grant Competition for their collaborative project. Read more in our newsletter >> bit.ly/4vS6nr1 @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 29/07/2026
The @dkjei-uhn.bsky.social July #newsletter has been released! Read about our recent events, new stories, features, awards and publications >> mailchi.mp/befd3e088879... @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social @uoftmedicine.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 17/07/2026
🎉 Please join us in welcoming Dr. Wendy Xin @droligo.bsky.social to @dkjei-uhn.bsky.social and @kbi-uhn.bsky.social! Learn more about her research: www.oligodendrocyte.org @uhnresearch.ca @uoftmedicine.bsky.social (1/2)
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 14/07/2026
☀️Summer is here☀️ From protecting your eyes from UV rays to managing screen time and staying alert to signs of dry eye, small habits can make a big difference. Check out these 5 tips to help keep your eyes healthy and comfortable all season long! @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 06/07/2026
📣 Congratulations to Dr. Clara Chan, Clinician Investigator and cornea surgeon @uhn.ca, for receiving the Champion for Change Award @caneyemds.bsky.social, for her efforts in shaping the future of eye care through leadership, innovation, and clinical excellence. @uhnresearch.ca @kbi-uhn.bsky.social
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Reposted by Donald K. Johnson Eye Institute
Research at UHN @uhnresearch.ca · 03/07/2026
#ICYMI UHN secured a total of $1.7M to recruit 13 international researchers to advance Canadian innovation in #AI, #StemCells, #cancer, and more. This funding was awarded through the Canada Impact+ Research Training Awards. 🔗: www.uhnresearch.ca/news/7-03-20...
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 02/07/2026
Congratulations to Donald K. Johnson! Mr. Johnson's continuous support over the past four decades has played a key role in advancing vision research and care @dkjei-uhn.bsky.social 🔬👁️
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 29/06/2026
Cataracts occur when the natural lens of the eye becomes cloudy. This #CataractsAwarenessMonth, join Dr. Marisa Sit, Comprehensive Ophthalmologist @dkjei-uhn.bsky.social, as she addresses common questions about cataracts and shares insights on treatment options. Read more >> bit.ly/3T7cCcK @uhn.ca
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 18/06/2026
Meet Kelsey, a Medical Administrator @dkjei-uhn.bsky.social. She manages the clinic’s scheduling and serves as the first point of contact for patients. What Kelsey enjoys most about the role is the interaction with patients and hearing about their daily lives. Read more >> bit.ly/42jDzLK @uhn.ca
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 15/06/2026
#DYK: Cataract surgery is one of the most common surgeries in Canada. If you’re preparing for surgery or supporting someone who is, check out this helpful guide on what to do and not do after cataract surgery >> bit.ly/4vc36Dr #CataractsAwarenessMonth @uhn.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 12/06/2026
Congratulations to Dr. Valerie Wallace @dkjei-uhn.bsky.social!!
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 10/06/2026
Congratulations to Mr. Donald K. Johnson on receiving the UHN Mission Legacy Award for his transformative contributions to vision care, philanthropy and the future of health care in Canada. Read more >> bit.ly/4vlvH9H (1/2) @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Sivaklab @sivaklab.bsky.social · 09/06/2026
Great turnout at the MaRS Auditorium for the C2D2 Symposium today! Our PI Dr. Jeremy Sivak is on stage sharing how we use chemical proteomics to discover novel neuroprotective mediators to fight glaucoma. 👁️⚡️ #C2D2Symposium #Glaucoma #Neuroprotection
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 08/06/2026
📢 New publication alert! A recent paper led by Dr. Brian Ballios identified a newly discovered structure in the rod photoreceptor cells of human retinal organoids, called the accessory inner segment (aIS). Read more >> bit.ly/4vu1zIG @uhn.ca @uhnresearch.ca @uoftmedicine.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 03/06/2026
#DYK: Cataracts are the most common cause of vision loss in Canada, affecting over 2.5 million Canadians. Learn about early signs of #cataracts and catch the condition early to prevent vision loss. For more information, visit >> uhn.ca/EyeInstitute #CataractsAwarenessMonth @uhn.ca @uhnresearch.ca
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Reposted by Donald K. Johnson Eye Institute
Research at UHN @uhnresearch.ca · 01/06/2026
Read about the latest findings from Canada’s largest research hospital in @uhn.ca's Research Spotlight newsletter: ▶️#StemCell therapy to replace electronic pacemakers ▶️#DigitalTwins in lung transplant ▶️A new #Parkinsons diagnostic tool + More 🔗 : www.uhnresearch.ca/nrx_newslett...
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 29/05/2026
Dr. Brian Ballios recently joined Fighting Blindness Canada's View Point and shared insights on current developments in gene therapy, genetic testing, and emerging treatments for #IRDs. Watch the video >> bit.ly/49p5VbC #VisionHealthMonth @uhn.ca @uhnresearch.ca @uoftmedicine.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 27/05/2026
This #VisionHealthMonth, hear from Dr. Valerie Wallace, Research Director and Senior Scientist @dkjei-uhn.bsky.social, on: 👁️ Eye health and common eye conditions 🔍 Ongoing research at DKJEI 🔬 Clinical implications and future of vision research Watch more >> bit.ly/4u4l5dE @uhn.ca @uhnresearch.ca
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 25/05/2026
Congratulations to Dr. Jeremy Sivak, Senior Scientist @dkjei-uhn.bsky.social, on receiving the Dr. Douglas H. Johnson Award for Glaucoma Research from the BrightFocus Foundation. Read more >> bit.ly/3OPHLQo @sivaklab.bsky.social @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 20/05/2026
The Clinical Research Unit @dkjei-uhn.bsky.social is marking the one-year anniversary of its collaboration with the Cancer Clinical Research Unit @pmresearch-uhn.bsky.social. Read more >> bit.ly/42jDzLK #InternationalClinicalTrialsDay #VisionResearch @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social
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Reposted by Donald K. Johnson Eye Institute
The Journal of Rheumatology @jrheumatol.bsky.social · 05/05/2026
Expert Review Hydroxychloroquine Ocular Toxicity: A Comprehensive Review 📖 doi.org/10.3899/jrhe... @dkjei-uhn.bsky.social @utoronto.ca #Fibrosis #SystemicSclerosis
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 15/05/2026
Meet Susmita Patel, who recently joined @dkjei-uhn.bsky.social, as a Medical Administrative Assistant. In her new role, she'll conduct vision tests for patients and support administrative tasks to ensure a smooth and positive experience for all patients. Read More > bit.ly/42jDzLK
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 11/05/2026
Congratulations to Dr. Brian Ballios, Clinician Scientist @dkjei-uhn.bsky.social, on receiving the 2026 Institute of Medical Science (IMS) Alumni Engagement Award, recognizing his exceptional engagement with IMS and his significant impact on students. Learn more about his work > ballioslab.com
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 05/05/2026
May is #VisionHealthMonth 👀 #DKY: More than 5.5 million Canadians live with eye diseases, and this number is expected to double over the next 20 years. For more information on eye health and current research at @dkjei-uhn.bsky.social, visit >> uhn.ca/EyeInstitute
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 28/04/2026
Kristen Ashworth, PhD student in Dr. Brian Ballios' lab, was recently featured in Fighting Blindness Canada’s national newsletter. The story highlights the intersection of her research and her volunteer work with the community it serves. Read more >> bit.ly/4sZFf8c @uhn.ca @uhnresearch.ca
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 22/04/2026
Happy #AdministrativeProfessionalsDay! We want to take a moment to thank and celebrate our amazing administrative staff, like Pranavie, who show compassion to our teams and patients every day. Read more >> bit.ly/41Oz9MJ @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social @uoftmedicine.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 21/04/2026
It's #TraineeTuesday! Meet Haomin Leng, a first-year PhD student in Dr. Karun Singh’s and Dr. Valerie Wallace’s labs. His research focuses on understanding the mechanisms of pathological alpha‑synuclein transfer using cortical organoid models. Read more >> bit.ly/42jDzLK @uhn.ca @uhnresearch.ca
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 20/04/2026
The @dkjei-uhn.bsky.social April #newsletter has been released! Read about our recent events, new stories, features, awards and publications >> bit.ly/42jDzLK @uhn.ca @uhnresearch.ca @kbi-uhn.bsky.social @schroeder-uhn.bsky.social @uoftmedicine.bsky.social @caneyemds.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 14/04/2026
#ICYMI: Dr. Efrem Mandelcorn, Ophthalmologist-in-Chief @dkjei-uhn.bsky.social, was interviewed and featured in The Medical Post, sharing his journey of becoming a retinal surgeon and the importance of training the next generation of surgeons >> bit.ly/4emIXF7 @uhn.ca @uoftmedicine.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 09/04/2026
📢 Calling all graduate students @utoronto.ca who are doing vision research. 🔬 The Vision Science Research Program (OSOTF Award) offers funding for graduate students who are asking novel questions in #visionscience. For more information and to apply >> bit.ly/41iXMkx @uhn.ca @uhnresearch.ca
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 31/03/2026
It's #TraineeTuesday! Meet Nathaniel Frost, a MSc student in Dr. Jeremy Sivak’s lab @dkjei-uhn.bsky.social. His research is focused on examining the role of astrocyte reactivity in the pathogenesis of glaucoma. Watch full video >> bit.ly/4cgB9TT @uhn.ca @uhnresearch.ca @sivaklab.bsky.social
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Donald K. Johnson Eye Institute @dkjei-uhn.bsky.social · 24/03/2026
“For me, motivation is highly contagious within a collaborative team environment, and I find a strong sense of purpose in contributing to the lab and the scientific community.” Meet Cre Comanita, a Senior Research Technician in the Wallace lab. Read more >> bit.ly/437aG6e @uhn.ca @uhnresearch.ca
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