khalaf.ali

Khalaf Ali Fayez Abuamra

استاذ - أستاذ متفرغ

كلية العلوم

العنوان: قسم النبات والميكروبيولوجى -كلية العلوم -جامعة سوهاج

2

إعجاب

المنشورات و المؤلفات التي تحتوي علي الكلمة المفتاحية: Ultra


2018-09-27 23:57:22 الكلمات المفتاحية vitamin E, testis, Lead, Ultra, Lead, testes,
The effect of lead acetate on testicular structure and the protective effect of vitamin E in  adult  albino rat.
Bachground: Lead is considered an important cause of the infertility among occupational workers .The present work was done to study the histological changes in the testicles of adult albino rats after lead treatment for different periods, and the role of vitamin E in minimizing these changes. Material and Methods: Forty five adult rats were used in this study. They divided ... إقراء المزيد

2018-09-19 04:51:37 الكلمات المفتاحية Multicomponent reaction, Ultra,
Eco-friendly and efficiently synthesis, anti-inflammatory activity of 4-tosyloxyphenylpyrans via multi-component reaction under ultrasonic irradiation and room temperature conditions
A series of new 4-tosyloxyphenylpyranderivatives 3-11 were efficiently synthesized via one-pot, multicomponent reaction (MCRs) of 4-tosyloxybenzaldehyde 1, malononitrile and some ketonic reagents through green chemistry protocols using Ultrasonic irradiation technique or stirring in water at room temperature. All products were obtained in excellent yield, pure at low cost processing and short time. The structure of all compounds was characterized by ... إقراء المزيد