Zeinab A. Abd Elhafez

Chemical Composition Changes of Main Active Components Accompanying the Conversion of Some Essential Oils (EO) into Essential Oils Nanoemulsion (EONE)

Zeinab A. Abd Elhafez · Asian Journal of Agricultural and Horticultural Research · 2022

Four essential oils [Sweet Basil (Ocimum basilicum L, Fam: Lamiaceae), Geranium, (Pelargonium graveolens, Fam: Geraniaceae), Lemongrass (Cymbopogon citratus, Fam: Poaceae) and Peppermint (Mentha piperita L. Fam: Lamiaceae)] were selected to be converted into essential oil nanoemu...

Open access Research Article 10.9734/ajahr/2022/v9i4198

Comparative Analysis of Genetic Variation and Chemical Variability in Commonly Available Egyptian and Chinese Garlic

Zeinab A. Abd Elhafez & Omneya F. Abu El-Leel · Asian Journal of Biotechnology and Genetic Engineering · 2022

Three garlic varieties (Sids 40, Sids 50 and Chinese) comparisons of oil composition and genetic variation of three garlic cultivars (Allium sativum L.) commonly used for cooking, pharmaceutical industries and essential oil production in the Egyptian market. Garlic essential oils...

Open access Research Article

Influence of Some Solvents on the Extraction of Major Phenolic Compounds and their Antioxidant Activities in Egyptian Garlic (Allium sativum L.)

Zeinab A. Abd Elhafez · Asian Journal of Agricultural and Horticultural Research · 2021

Garlic Allium sativum L. belongs to the family Alliaceae. Garlic has many nutritional and medicinal uses. There are several solvents for extraction of bio actives i.e. Acetone, Ethanol...etc. The present study is aimed to compare the four solvents (acetone, ethanol, hexane and me...

Open access Research Article 10.9734/ajahr/2021/v8i430149