Ebscohost serves thousands of libraries with premium essays, articles and other content including antioxidant and antimicrobial properties of kaff maryam anastatica hierochuntica and doum palm hyphaene thebaica. Materials and methods materials doum fruit hyphaene thebaica l. Chemical composition of essential oil from doum fruits. Moisture forms the major component of the biochemical.
Chemical composition and in vitro antimicrobial activity of. Nobel prize in chemistry awarded for discovery of catalytic. Chemical composition of essential oil from doum fruits hyphaene thebaica palmae journal of essential oil bearing plants. Hyphaene thebaica is an extremely useful multipurpose tree for arid and semiarid regions, yielding fibre, construction material, food, fodder and a range of other products. The generic name is derived from the greek hifinein, to weave,and refers to the netlike, fibrous mesocarp middle layer of the fruit.
The amino acid composition is reported for the secretions present in the various silk glands in the female garden spider, araneus diadematus. Oct 11, 2001 nobel prize in chemistry awarded for discovery of catalytic asymmetric synthesis. An asymmetric synthesis strategy of the fully functionalized sixmembered ring of trigoxyphin a, a daphnanetype diterpenoid, has been accomplished concisely from a dtartrate derivative. Catalyzed by rh complexes with josiphostype chiral ligands, this method gives. It has been documented that a great amount of traditional knowledge about the uses of medicinal plant. Files are available under licenses specified on their description page. The total phenolic content of the fruit extract was also determined in.
It aims to compile all available information on the palm genus hyphaene doum palms and to provide new data resulting from ongoing research and field missions associated to. Effect of blending doum hyphaene thebaica powder with. Wo1999061977a1 system for visualizing items in user. Chemical communications asymmetric synthesis of the fully functionalized sixmembered ring of trigoxyphin a jing feng, a tianzi yu, a zhijiang zhang, a jinpeng li, a shaomin fu. The presence of the flagelliform gland is confirmed, and it is shown that the large and the small ampullate glands produce different types of secretion. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 101434 with original publication details. Oct 12, 2015 aboshora w, lianfu z, dahir m, qingran m, qingrui s, jing l, ammar a 2015 effect of extraction method and solvent power on polyphenol and flavonoid levels in hyphaene thebaica l mart arecaceae doum fruit, and its antioxidant and antibacterial activities.
This page was last edited on 11 november 2015, at 23. Pdf chemical composition of essential oil from doum fruits. Moisture forms the major component of the biochemical composition with an annual average value of 79. Aboshora w, lianfu z, dahir m, qingran m, qingrui s, jing l, ammar a 2015 effect of extraction method and solvent power on polyphenol and flavonoid levels in hyphaene thebaica l mart arecaceae doum fruit, and its antioxidant and antibacterial activities. Physicochemical, nutritional and functional properties of. Fakhfakh n, zouari s, zouari m, et al 2012 chemical composition of volatile compounds and antioxidant activities of essential oil, aqueous and ethanol extracts of wild tunisian ruta chalepensis l. This palm tree is very abundant in eastern africa and is a vital socioeconomic resource to the rural pastoralist and agropastoralists there. Hyphaene compressa is a robust tree that stands erect, growing to about 1020 meters 3570 ft in height. In eritrea it plays an important role in food security. Antioxidant activity of hot water extract from the fruit of. Hyphaene compressa, also known as the east african doum palm, is a palm tree in the genus hyphaene. Best places to see the lala palm in southern africa. The site of the hyphaene inventory project is a research initiative of the palm group at the conservatory and botanic garden of geneva.
Optimization of caustic soda concentration for causticization. Doum fruit, hyphaene thebaica is a desert palm growing wild throughout the drier regions in egypt, sub. The specific epithet coriaceus means thick and leathery. Furthermore, doum fruit contains bcomplex vitamins, carbohydrates, and fiber, which are. The hyphaene compressa is a woody dioecious tree that is slow growing and long living. Total fiber was highly concentrated in the epicarp accounting for more than 40%. Tree species of southern africa printable tree list printable tree list chemical composition of seaweeds n. Craft stalls catering to the tourist trade in tongaland kzn north of st lucia and east of the lebombo sell a wide variety of baskets, mats and other items made of lala palm fibres. Laserinduced chemical vapor deposition licvd is a nanopowder synthesis method in which the nanoparticles of a synthetic product undergo nucleation, growth, and agglomeration. Physicohemical properties of doum hyphaene thebaica fruits and utilization of its flour in formulating some functional foods article pdf available june 2015 with 1,104 reads how we. The system includes a computer system 7 with a screen 5 for displaying an item image 4 generated from ingredients 65 stored in local and internet sources on a background image 55 by performing a drag and drop operation on an icon image.
The growth process is crucial because it directly determines the growth rate and final size of nanoparticles. Physicochemical, nutritional and functional properties of the. Tree species of southern africa printable tree list printable tree list 4 the action potential. Asymmetric total synthesis of the 1epiaglycon of the. Furthermore, this study is aimed at assessing and comparing the structure of different parts of the doum fruit through sem. Once you are registered you can contribute, change, or correct the text, and even add photos on this page. A direct asymmetric hydrogenation of unprotected enamino esters and amides is described. It is a native to the arabian peninsula and also to the northern half of africa where it is widely distributed and tends to grow in places where groundwater is present. Doum nut, also spelled dhoum nut, the nut of the doum palm hyphaene thebaica, native to upper egypt, sudan, south sudan, kenya, and tanzania.
The synonym natalensis by which it was known until relatively recently signifies a resident of kwazulunatal province,south africa. Effect of extraction method and solvent power on polyphenol. Doum palm hyphaene thebaica, leaves, fresh feedipedia. Asymmetric synthesis of the fully functionalized six.
Hyphaene thebaica doum fruit is a desert palm native to egypt, subsaharan africa, and western india 1. The phytochemical, elemental and hematologic effect of the crude mesocarp extract of hyphaene thebaica doumpalm in wistar albino rats to ascertain the claims by herbalists and traditionalists in the management of anemia was evaluated. Some trees can grow to be 100 years old but because of the high human interference this number is reduced to around 30 years. The asterisk indicates that the average value was obtained by an equation. Copyright 19972006 fairchild tropical botanic garden, 10901 old cutler road, coral gables, fl 33156 usa. Chemical composition of essential oil from doum fruits hyphaene thebaica palmae by 245 nahla a. Doum fruit is a good source of essential minerals such as potassium, sodium, calcium, magnesium, and phosphorus 6. In this paper, the nanoparticle growth process is analyzed through a molecular dynamics study, and the. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 101434 with original. The small circular points indicate the individual values where as the square points indicate the averages of the five individual points at that particular concentration of caustic soda. All structured data from the file and property namespaces is available under the creative commons cc0 license. The rind mesocarp in some palm is unedible but of other it is very palatable, highly aromatic and sweet with a taste like ginger bread.
Asymmetric synthesis of the fully functionalized sixmembered. It aims to compile all available information on the palm genus hyphaene doum palms and to provide new data resulting from ongoing research and field missions associated to this palm group. A system is provided for producing a computergenerated display that permits visualization of one or more items in a userprovided environment. Moisture dependent thermal properties of doum palm fruit. Compositional and structural analysis of epicarp, flesh. Antioxidant activity of hot water extract from the fruit. Pdf biological activities of the doum palm hyphaene.
Antioxidant and antimicrobial properties of kaff maryam. It is a tree known for its unique branching, unlike most palms which are not branched. Results on carbohydrate content revealed that the flesh, pitted fruit and epicarp samples contained 72. Doum palm fruit having searched for information about the thermal properties of doum palm fruit, little or no information was available on the detailed thermal properties of this fruit and their dependency on operation parameters that would be useful when subjected to heat treatment. The findings of this study show that physicochemical, nutritional and functional properties differ significantly in the epicarp, flesh and pitted sample of doum fruit hyphaene thebaica. The phytochemical, elemental and hematologic evaluation of. Chemical composition, antioxidant, and anticancer effect. The results show that doum fruit is a good source of essential minerals such as potassium, sodium, calcium, magnesium and phosphorus.
Triplicate determinations were carried out on each chemical analysis and mean values were calculated. The phytochemistry revealed the presence of tannins, saponins, steroids, carbohydrates, cardiac glycosides, flavonoids, terpenes and terpinoids in low and. The results of effect of caustic soda concentration on color yield for wetonwet dyeing measured as ks for five replications are shown in figure 2. Compositional and structural analysis of epicarp, flesh and. Chemical engineeering and chemical process technology vol. Chemical composition and in vitro antimicrobial activity of the essential oils of two helichrysum species from tanzania christos bougatsosa, olipa ngassapab, deborah k. Chemical composition and in vitro antimicrobial activity. Moisture dependent thermal properties of doum palm fruit hyphaene thebaica 1a. Pdf chemical composition of essential oil from doum.
If you have any information about this plant, please help by updating this article. Doum hyphaene thebaica is an african palm tree, common in upper egypt, originally native to the nile valley, bearing an edible fruit which is glubosequandrangular, about 6 x 5 cm with a shinny orangebrown to deep chestnut skin epicarp. A molecular dynamics study on the constraint conditions of. In this study, the physicochemical, nutritional and functional properties of epicarp, flesh and pitted samples of doum fruit hyphaene thebaica were assessed. Chemical composition of essential oil from doum fruits hyphaene thebaica palmae article pdf available in journal of essential oilbearing plants jeop 142.
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