Dr. McDonnell's analysis interests include the correction and factors behind refractive error, corneal wound healing and microbial keratitis. In 1999, Dr. McDonnell was called the Irving H. Leopold Professor and Seat of the Section of Ophthalmology at the University of California-Irvine. He’s the recipient of analysis grants from the National Eyesight Institute, Research to avoid Blindness, and other funding firms. He has released over 250 scientific content and retains four patents. The American Academy of Ophthalmology honored him with the Honor Award in 1991 and the Senior Achievement Award in 2001. In 2003, he received the Alcon Study Institute Award. Dr. McDonnell has offered on the editorial boards of six ophthalmology journals. Dr. McDonnell is a member of several professional ophthalmology and medical societies.Lipman. In the TODAY study, a multicenter research funded by the National Institutes of Wellness, children with Type 2 diabetes were found to be at risk for retinopathy also, or harm to the eye's retina affecting sight. Almost 14 % of young people who got diabetes for about five years showed indications of retinopathy. Of 517 children, 71 had early symptoms of retinopathy. The scholarly study did not find racial differences. The research, published in the current edition of Diabetes Care, and in addition authored by Dr. Lipman, studied 699 children between 10 and 17 who were on a combined mix of medications including metformin, rosiglitazone plus metformin, or metformin plus changes in lifestyle and were adopted for 2 to 6 and-a-half years.