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Molecule encourages corneal wound healing
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Dr. Sosne studies the anti-inflammatory and angiogenic properties of Tß4, which may provide relief for those suffering from optical injuries, surface wounds and ulcers, infections and diabetes.
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If
you get a scratch or abrasion on the surface of your eye, there are no
interventions available to jump-start injury recovery. Generally,
ophthalmologists can only offer antibiotics that help the eye resist
infection while it heals on its own. Through his research at Wayne State
University, Gabriel Sosne, MD, believes he has found a new healing agent
in thymosin beta 4 (Tß4). While
doing a fellowship at the National Institute of Dental and Craniofacial
Research with Dr. Hynda Kleinman, Dr. Sosne studied Tß4’s ability
to increase angiogenesis in wounds on the skin’s surface. Dr. Sosne, a
clinical ophthalmologist at Henry Ford Hospital and adjunct assistant
professor in WSU’s Department of Anatomy and Cell Biology, began
applying that work to his specialty. “The
epithelial cells on the skin’s surface are similar in derivation to
the cells on the cornea’s surface. We began to think that if Tß4
prompts blood flow to wounds like bed sores, it may also work in corneal
injuries,” said Dr. Sosne. His
hunch was absolutely correct. This summer, Dr. Sosne presented a paper
at the International Symposium on Ocular Trauma and shared evidence of Tß4’s
ability to promote wound healing and decrease inflammation following
alkali burns and injuries to the cornea. Dr.
Sosne collaborates with Dr. Linda Hazlett’s laboratory and is
currently securing a National Institutes of Health (NIH) grant to
continue these studies. “While I was working at NIH, I heard about Dr.
Hazlett and knew that she was considered a leader in visual sciences
research. As soon as I returned to Detroit, I began working with her and
her colleagues and we have cemented a wonderful research
relationship.” Dr. Sosne is one of many local physicians who does clinical work, but remains committed to academic medicine. He credits Dr. Julian Nussbaum, chair of eye care services at Henry Ford, and Dr. Linda Hazlett, chair of anatomy and cell biology at WSU, for allowing him to combine research and clinical abilities in relevant projects.
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