Design and In Silico and In Vitro Evaluations of a Novel Nicotinamide Derivative as a VEGFR-2 Inhibitor oleh Ibrahim H. Eissa, Muhammad Abd ElGayed Bkrah, Reda G. Yousef, Hazem Elkady, Eslam B. Elkaeed, Bshra A. Alsfouk, Ibrahim M. Ibrahim, Ahmed M. Metwaly, Dalal Z. Husein