dioscorea deltoidea tubers

General Information. Pak J Forestry 2010;60(2):21-30. Comments have to be approved before they are shown here. The native people of Southern Thailand use yam tubers to cure warts (Maneenoon et al., 2008). Geographical source: Dioscorea is found in North America, Japan, China, Mexico, India and Nepal. Dioscorea the starchy edible tuber is of ample economic and nutritional importance in the Tropical and Sub-tropical regions of the world (Sharma and Bastakoti, 2009). Tubers of 12 wild Dioscorea species available in Odisha have sound nutritional values, but have low palatability due to their bitterness (Kumar et al., 2012). Dioscorea deltoidea is a Perennial Climber up to 3.00 metres tall. Some species are poisonous. The largest may weigh 10 pounds and grow one meter underground. TAL, B. and I. GOLDBERG: Growth and diosgenin production by Dioscorea deltoidea cells in batch and continuous cultures. Ken Fern, with help from Dioscorea deltoidea Wall. Both transformation products are present as conjugates in this plant tissue culture. Int J Herb Med 2013;1(4):67-70. TOS 7. Isolation of Total `Free' Hydrocarbon (External -f- Internal) Powdered tuber, 1100 g, was extracted in a soxhlet with 15 1. of petroleum (b.p. Dioscorea deltoidea tubers are used as a food product and also used for the treatment of different diseases such as digestive disorder, diarrhea, irritability, abdominal pain, wounds burns, chronic liver pain and anemia [1]. Diosgenin play an important role in the cholesterol metabolism. Dioscorea deltoidea is a PERENNIAL CLIMBER growing to 3 m (9ft 10in). Yams (Dioscorea spp.) This plant is already in endangered list category, so tubers need to be sustainably harvested on habitat rotation basis and plant should be cultivated on mass scale for its optimum utilization. The tubers are used as food edible. Chemically it contains 75% of starch including diosgenin, sapogenase an enzyme. 2007. Leaves alternate, simple, cm long, cm broad, ovate or subdeltoid-ovate, often. According to Kaul and Staba (1968), diosgenin is obtained commercially, principally from the tubers of D. composita, D. floribunda, D. tepinapensis, D. prazeri, D. deltoidea, D. … 11. Flora of China Illustrations vol. The results showed that the minimum inhibitory concentration (MIC) of Dioscorea deltoidea tubers extract was 50 µg/ml against P. aeruginosa. If you would like to support this site, please consider. Indian J Traditional Knowledge 2007;6:636-41. It is an extensive climber with unarmed stem twining to the left. Content Guidelines 2. Die bis zu 800 Arten sind hauptsächlich in den Tropen verbreitet. Plant Cell Reports, 2, 219-222 (1983). The latter product has not previously been reported as a metabolic product of progesterone by plant systems. Dioscorea polystachya is more tolerant to frost and cooler climates than other yams, which is attributed to its successful introductions and establishment on many continents. Proximate analysis. Ajna Fern The stems scramble over … You searched for: Subject "Dioscorea deltoidea" Remove constraint Subject: "Dioscorea deltoidea" Start Over. The tuber mucilage of Dioscorea borneensis R.Knuth (syn. There are about 15 species of this genus which are known to contain steroidal sapogenins. it is mainly found growing in North Western Himalayas from Kashmir and Punjab to Nepal and China. Before publishing your articles on this site, please read the following pages: 1. Dioscorea deltoidea of Uttarakhand are the rich sources of diosgenin. Steroidal saponin glycosides: Dioscin and its aglycone is diosgenin. DIOSCOREA Synonyms: Yam, Rheumatism root Biological source: Dioscorea consists of the dried tubers of a number of wild and cultivated Dioscorea species like D. deltoidea … The tuber extract of D. deltoidea Wall. Dioscorea consists of the dried tubers of a number of wild and cultivated Dioscorea species like D. deltoidea Wall, D. prazeri Prain, D. floribunda Mart and D. composite. The tubers are starchy and free from dioscorine. This video is unavailable. – Singali- mingali (सिंगली- मींगली) ... As the tubers are over exploited for trade due to its edible and medicinal uses. Mucilage content varies at different developmental stages of Dioscorea and the present protocol was effective in isolating RNA from such samples. Synonym is Yam, Rheumatism root. If you have any useful information about this plant, please leave a comment. ex Prain & Burkill) Sweet ex Bernardi, Tamus nepalensis Jacquem. Removal of the solvent under vacuum yielded 9-5 g of a brownish oil … 318, 1-5, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Hamayun M. Traditional uses of some medicinal plants of Swat Valley, Pakistan. Dioscorea deltoidea plant tissue suspension cultures are capable of metabolizing progesterone to 5α-pregnan-3-β-ol-20-one and 5α-pregnan-3β,20β-diol. Some of the species like Dioscorea alata L . Useful Tropical Plants Database 2014 by The moisture content, ash, crude fat, crude protein and crude fibre were determined in accordance with the standard methods of the AOAC (1980). Muslim M. Sikander S. Ethnobotany of medicinal plants of Leepa Valley (Azad Kashmir). Tedesco P, Bigorne R, Bogan A E, Giam . In vitro Antimicrobial Activity of Garhwal Himalaya Medicinal Plant Dioscorea deltoidea Tuber. web interface by [7] Strukturell handelt es sich dabei um das Aglykon von Dioscin. Dioscorea deltoidea is a perennial climbing plant, producing vigorous annual stems from a large underground tuber. Small quantity of Hecogenin. Family: Dioscoreaceae . Russian journal of plant physiology 6; Applied biochemistry and microbiology 3; Chemistry of natural compounds 2; Plant cell reports 2; Acta horticulturae 1; more Journal » Publication Year. are a multispecies crop with production in over 50 countries generating ~50 MT of edible tubers annually.The long-term storage potential of these tubers is vital for food security in developing countries. Return to ITM Online. Diosgenin is used as a precursor for the synthesis of many steroidal drugs like corticosteroids, sex hormones and oral contraceptives. Crude fat was determined by exhaustively extracting samples in a Soxhlet apparatus using … D. deltoidea is also found in U.S.A. and Mexico. 1. 1. The tubers are applied for swelling. TAL, B., J. S. ROKEM, and I. GOLDBERG: Factors affecting growth and product formation in plant cells grown in continuous culture. Descriptions of its tubers, indumentum, stems, leaves, male and female inflorescences, male and female flowers and capsules are also given. Alkanes of tubers of Dioscorea deltoidea 1119 eluted with n-hexane and the first 2 ml of eluate collected and evaporated to dryness to yield 2 mg of a waxy solid. 10. 40-60 for 96 hr. It is a prickly climber; tuber 4 too many stalked, produced in branches close to the surface of the ground. Dioscorea tubers are straight and zinger like shaped. The tuber is usually single with few rootlets; skin reddish; flesh white, soft and edible. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if … Content Filtrations 6. The stems scramble over the ground and . Citation in PubAg 23; Journal. It is also used to alleviate constipation. Common names Dioscorea deltoidea is belongs to family Dioscoreaceae which produce rhizomes or bulbils, having rich medicinal and economic value. It is harvested from the wild for local use as a food, medicine and source of materials. This is in the yam family, and the herb is sometimes simply referred to as. D. prazeri: Stout horizontal creeping, freely branched, branched about 10 cm long; 1.5 to 2 cm wide, grey brown-blackish, fresh white or creamy. The tubers are washed, dried, sliced and extracted with hot water or 95% ethyl alcohol for several hrs. 2. with the Example of Qianjin Zhidai Wan. ex Prain & Burkill. Planta Medica, 44, 107-110 (1982). Last update on 2019-06-13: Now containing 11906 plants. Also found in U.A.S. Tribals consume this Yam simply by boiling. The roots of most, if not all, members of this genus, contains diosgenin. Dioscorea is a monocot having starchy tuberous root. It is a climber with stems twining to the right. ex Griseb. Yams (Dioscorea), auch Yam oder Yamswurzel genannt, sind eine Pflanzengattung aus der Familie der Yamswurzelgewächse (Dioscoreaceae). The antimicrobial activity of the all extracts of Dioscorea deltoidea were studied against ten (gram negative and gram positive bacteria) and three fungal stain. of Garhwal Himalaya wild tuber Dioscorea deltoidea. This paper focuses on the taxonomy, morphology and habitat of Dioscorea dregeana, collected from Mpumalanga, South Africa. Some tubers are sweet and some are bitter in taste, due to their high content of phenolic compounds and other anti-nutritional factors. 1. 20 14. Tubers ligneous, irregular. Dioscorea is a genus of over 600 widely distributed species. Stems glabrous, twining clockwise. Drawing of the leaves, root, flowers and seed. Prohibited Content 3. Root tuber juice of D deltoidea antihelminthic#alleviates constipation. Dioscorea consists of the dried tubers of a number of wild and cultivated Dioscorea species like D. deltoidea Wall, D. prazeri Prain, D. floribunda Mart and D. composite. Image Guidelines 5. Dioscorea nepalensis (Jacquem. Report a Violation, Digitalis Lanata: Sources, Macroscopical Character and Uses (With Diagram), Nux-Vomica: Sources, Macroscopical Character and Uses (With Diagram), Digitalis: Sources, Cultivation and Uses (With Diagram). Edible species of Dioscorea have opposite leaves whilst poisonous species have alternate leaves[. They have a sweetish taste; in flavour and mealiness, closely resemble potatoes. The tubers are rich in saponin and are used for washing silk, wood and hair, and in dyeing. 24, fig. Latin name: Dioscorea deltoidea Family: Dioscoreaceae (Yam Family) Medicinal use of Yam: The juice of the root tuber istaken in the evening in the treatment of roundworm. By far the most common is Dioscorea opposita, for which the rhizome (tuber) is used; it is called shanyao (mountain herb). It is in flower from September to October. … In India, the plant grows wildly in Western Himalayas, Karnataka, Kashmir, West Bengal, etc. Dioscorea deltoidea Uses India (Kumaon region, Western Himalayas): tubers cut into pieces, steeped in water, and boiled prior to eating; (Garhwal Himalayas): tubers eaten after repeatedly boiling, washing and … This species occurs in Assam, Bengal, Bihar, Orissa, and Andaman. Disclaimer 9. Physical Characteristics. X,Jézéquel C, H ugueny B. Diosgenin ist ein steroides Sapogenin, welches hauptsächlich der industriellen Produktion von Steroidverbindungen, oralen Kontrazeptiva und Sexualhormonen dient. Fig 1 - 5 only. and D. esculenta (Lour.) Dioscorea deltoidea: Steamed or boiled and used as staple: Varlang: Dioscorea triphylla: Steamed or boiled and used as staple: 2.2. The tubers Of Dioscorea are use in the management of a number of diseases such as gastrointestinal disorders, sour throat from struma, diarrhea, irritability, antimicrobial, antioxidant, stomachic and hypoglycemic activities [6]. In India, the plant grows wildly in Western Himalayas, Karnataka, Kashmir, West Bengal, etc. Privacy Policy 8. and Mexico. Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Richard Morris. Dioscorea is found in North America, Japan, China, Mexico, India and Nepal. 174. 9. Some species like D. esculenta are sweet in taste. Although the protocol was originally modified for tuber tissues, it can be used also for extraction of RNA from rhizome, root, shoot and leaf. It is a climber with glabrous or finely pubescent stem. Known Hazards. The database and code is licensed under a Rhizomes of D. deltoidea: Horizontal tubers, digitate, chestnut brown with recoiling roots. Burkill., have been cultivated for a long time for their edible tubers. PDF | The Uttarakhand is highly enriched with edible wild tubers. Furthermore, many species are important sources of pharmaceutical precursors. 4. They kill lice. International Research journal of pharmacy, 3(3), 152-156. Dioscorea is a genus of over 600 species of flowering plants in the family Dioscoreaceae, native throughout the tropical and warm temperate regions of the world. Generally it is a climber containing alternate root. The tubers are used externally to reduce swellings. The alcoholic extract is concentrated under vacuum and the glycosides is precipitated with solvent ether or by lead acetate (in the case of acid saponin) followed by hydrolysis and extracted with petroleum ether, 40-60°C will isolate the diosgenin. Diosgenin is obtained from dried tubers of Dioscorea deltoidea (Family- Diascoreaceae). Einige Arten sind wichtige tropische Nahrungs- und Heilpflanzen. The vast majority of the species are tropical, with only a few species extending into temperate climates. TIBURCIO, A. F., R. K. SAWHNEY, and A. W. GALSTON: Effect of … Plagiarism Prevention 4. is used to treat urino-genital disorders, helminthes infection, and constipation (Gangwar and Joshi, 2008). Sterol: Cholesterol, stigmasterol, P-sitosterol. The tubers of Dioscorea constitute a chief source of Carbohydrates mainly starch (75%). The plant produces one or more spindle-shaped or cylindrical tubers. [6] Diosgenin kommt natürlich vorwiegend in den Wurzelknollen der Yams-Pflanze (Dioscorea) und den Samen des Bockshornklees (Trigonella foenum graecum) und weiteren Pflanzen vor. DIOSCOREA USED IN CHINESE MEDICINE. Dioscorea deltoidea is a perennial climbing plant, producing vigorous annual stems from a large underground tuber. Toggle facets Limit your search Text Availability. Tubers are used as famine food by the Tribals of Tripura. Copyright 10. 44, 107-110 ( 1982 ) Yamswurzel genannt, sind eine Pflanzengattung aus der Familie der Yamswurzelgewächse ( ). 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