UTILITY OF POLYFUNCTIONALLY SUBSTITUTED HETEROCYCLIC COMPOUNDS IN THE SYNTHESIS OF NEW PYRAZOLOPYRIMIDINES AND THEIR ANNELATED DERIVATIVES

REACTIONS OF 2,3-DICHLOROMALEIC ANHYDRIDE(1): II REACTIONS WITH BINUCLEOPHILES (4+2CYCLOCONDENSATION) FOR SYNTHESIS OF COMPOUNDS WITH POTENTIAL ANTIMICROBIAL ACTIVITY

A STUDY OF THE COUMARIN CONTENTS OF CITRUS GRANDIS FRUITS GROWING IN EGYPT

MOLECULAR WEIGHT DISTRIBUTION AND BRANCHING FREQUENCY OF DEXTRAN PRODUCED BY FREE AND IN CALCIUM ALGINATE IMMOBILIZED LEUCONOSTOC MESENTEROIDES

STEREOSELECTIVE REACTION BETWEEN ACETANTHRANIL AND RACEMIC AMINE

PRODUCTION OF EMULSAN BY FREE AND IMMOBILIZED ACINETOBACTER CALCOACETICUS (RAG-1) USING ETHANOL OR HEXADECANE AS A SOLE CARBON AND ENERGY SOURCE

MACRO-AND MICROMORPHOLOGICAL STUDY OF LEAF AND STEM OF LAUNAEA SPINOSA GROWING IN EGYPT

FORMATION OF A DEXTRAN / B-CYCLODEXTRIN POLYMER BY IMMOBILIZED LEUCONOSTOC MESENTEROIDES IN CALCIUM ALGINATE BEADS

CHEMICAL AND BIOLOGICAL STUDIES OF CHROZOPHORA VERBASCIFOLIA

ASSESSMENT OF ENRICHMENT OF JET FUEL BIOREMEDIATION PROCESSES WITH A HEAVY HYDROCARBON-DEGRADING BACTERIUM

PHENOLIC CONSTITUENTS FROM RUMEX BUCEPHALOPHORUS GROWING IN LIBYA

A COMPREHENSIVE SCREENING FOR AFLATOXINS IN ANIMAL FEEDS IN EGYPT