The present study investigates the effect of different dietary protein levels suboptimum level (25%) and optimum level (35%), different Zn forms bulk zinc oxide (BZnO) or nanoparticles zinc oxide (NZnO), and their interaction on performance, intestinal topography, hematology, serum biochemical, antioxidant-immune responses, and related gene expression of Nile tilapia. Six experimental diets were formulated to contain approximately 25% and 35% crude protein and supplemented with Zn forms with 0 (normal level in ingredients), 60 mg kg BZnO and 60 mg kg nanoparticles of NZnO. Nile tilapia, Oreochromis niloticus, fingerlings (7.
View Article and Find Full Text PDFIn rural Upper Egypt, adolescence is a critical period in girls' transition to adulthood during which they are at risk for a number of negative outcomes, including restricted mobility and early marriage and childbearing. This study evaluates and presents lessons learned from Ishraq, an educational program that established safe spaces for out-of-school adolescent girls in rural Upper Egypt. Baseline and endline surveys were administered to all households containing an eligible girl in the program areas.
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