تصفح حسب المؤلف "Hammouda, F. M."
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Constituents of plants growing in Qatar - Part XIX. Flavonoids of Glossonema edule N. E. Br.
Rizk, A. M.; Hammouda, F. M.; Ismail, S. I.; Hassan, N. M.; El-Missiry, M. M.; Ahmad, F. A.... more authors ... less authors ( Springer Nature , 1990 , Article)The study of the flavonoids of the unripe fruits of Glossonema edule, resulted in the isolation and identification of apigenin 6,8-di-C-glucoside (violanthin) and luteolin 7-O-glucoside. © 1990 Kluwer Academic Publishers. -
Constituents of plants growing in Qatar III - Nutritive constituents of Garawah (Glossonema edule)
Rizk, A. M.; Hammouda, F. M.; Hussein, L. ( Junk Publishers , 1983 , Article)Both the pericarp and the unripe seeds of the unripe fruits of Glossonema edule were separately analysed. The crude protein content of the unripe seeds is double that of the pericarp. Investigation of the amino acids of ... -
Constituents of plants growing in Qatar part XV. Chemical investigation and pharmacotoxicity of pyrrolizidine alkaloids of moltikiopsis ciliata
Rizk, A. M.; Hammouda, F. M.; Ismail, S. I.; Hassan, N. M.; Hosseiny, H. A.; Roeder, E.; Wiedenfeld, H.; Ghaleb, H. A.; Madkour, M. K.... more authors ... less authors ( Taylor & Francis , 1988 , Article)Chemical study of the alkaloidal constituents of Moltikiopsis ciliata resulted in the isolation and identification of heliotrine and echinatine, in addition to other minor alkaloids. Pharmacological experiments revealed: ... -
Constituents of plants growing in Qatar XX. Phytochemical investigation of anastatica hierochuntica: NOTE
Rizk, A. M.; Hammouda, F. M.; Ismail, S. I.; Hassan, N. M.; Ahmed, F. A. ( Taylor & Francis , 1993 , Article)A study of the lipid fraction of Anastatica hierochuntica (Cruciferae) resulted in the isolation of hydrocarbon (mainly C25H52, C29H60 AND C31H64) AND sterol fractions (P-sitosterol, campesterol, stigmasterol AND cholesterol). ... -
Iridoids and flavonoids of Teucrium polium herb
Rizk, A. M.; Hammouda, F. M.; Rimpler, H.; Kamel, A. ( Thieme , 1986 , Article)The iridoid glycoside teucardoside and the flavonoids salvigenin and cirsiliol have been isolated from Teucrium polium var. pilosum and T. polium var. alba. The medicinal significance of these findings is discussed. -
Occurrence of pyrrolizidine alkaloids in Heliotropium bacciferum Forssk. Constituents of plants growing in Qatar XIII
Rizk, A. M.; Hammouda, F. M.; Roder, E.; Wiedenfeld, H.; Ismail, S. I.; Hassan, N. M.; Hosseiny, H. A.... more authors ... less authors (1988 , Article)N/A. -
Poisonous plants contaminating edible ones and toxic substances in plant foods IV. Phytochemistry and toxicity of lolium temulentum
Hammouda, F. M.; Rizk, A. M.; El-Missiry, M. M.; Ghaleb, H. A.; Madkour, M. K.; Pohland, A. E.; Wood, G.... more authors ... less authors ( Taylor & Francis , 2008 , Article)Different procedures were carried out for the preparation and separation of the total alkaloids of Lolium temulentum. Loline has been identified as the major pyrrolizidine alkaloid of the seeds. The toxicity of the alcoholic ...