Srivastav, K. ., Saxena, S. ., Mahdi, A. ., Shukla, R. ., Meyer, C. ., Akduman, L. ., & Khanna, V. . Increased serum level of homocysteine correlates with retinal nerve fiber layer thinning in diabetic retinopathy. Molecular Vision, 22, 1352-1360. (Original work published 2016)

Srivastav, K. ., Saxena, S. ., Mahdi, A. ., Kruzliak, P. ., & Khanna, V. . Increased serum urea and creatinine levels correlate with decreased retinal nerve fibre layer thickness in diabetic retinopathy. Biomarkers : Biochemical Indicators of Exposure, Response, and Susceptibility to Chemicals, 20(6-7), 470-3. https://doi.org/10.3109/1354750X.2015.1094142 (Original work published 2015)

Sharma, S. ., Saxena, S. ., Srivastav, K. ., Shukla, R. ., Mishra, N. ., Meyer, C. ., … Khanna, V. . (2015). Nitric oxide and oxidative stress is associated with severity of diabetic retinopathy and retinal structural alterations. Clinical & Experimental Ophthalmology, 43(5), 429-36. https://doi.org/10.1111/ceo.12506

Saxena, S. ., Srivastav, K. ., Cheung, C. ., Ng, J. ., & Lai, T. . Photoreceptor inner segment ellipsoid band integrity on spectral domain optical coherence tomography. Clinical Ophthalmology (Auckland, N.Z.), 8, 2507-22. https://doi.org/10.2147/OPTH.S72132 (Original work published 2014)