MB and atherosclerosis: CQDs synthesized from L-glutamic acid are synthesized and functionalized with generated anti-Mb-Aptamer and can be employed as a sensitive assay platform for the selective detection of the cardiac marker Mb.125 Occlusion of blood vessels is a serious concern arising as a consequence of atherosclerosis, and therapeutic angiogenesis is a strategy to develop new blood vessels from the pre-existing ones.