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DDaccus carrota ,Dendrobium, Dendrocalamus hamiltonii, Dioscorea

Dioscorea

Taxonomy: Kingdom : Plantae

Division : Magnoliophyta

Class : Liliopsida

Order : Dioscoreales

Family : Dioscoraceae

Genus : Dioscorea

Chemical Constituents :

The average crude protein( 6.7%), Carbohydrate (81.6- 87.6%) , k; 190-380mg/100g, Na; 180-340mg/100, P; 20.2-80.2mg/100g, C and 24.3-97.2mg/100g, Mg. Vitamin C (BD); 2.90-3.65g/g (WAC); 27.0-3.5 sec (wet ability) and 30-50% w/v (gelatin).

Part used : Rhizome and root.

Reference:

Chemical Constituents :

The Investigation of Chemical Composition and Functional Properties of

Water Yam (Dioscorea alata): Effect of varietal differences.

http://www.pjbs.org/pjnonline/fin579.pdf

Anti hyperglycemic activity:

Jamaican bitter yam sapogenin: potential mechanisms of action in diabetes.
http://www.ncbi.nlm.nih.gov/sites/pubmed /17105702
Intestinal disaccharidases and some renal enzymes in streptozotocin-induced diabetic rats fed sapogenin extract from bitter yam (Dioscorea polygonoides). http://www.ncbi.nlm.nih.gov/sites/pubmed /16497337
Hypoglycemic effects of steroidal sapogenins isolated from Jamaican bitter yam, Dioscorea polygonoides. www.ncbi.nlm.nih.gov/pubmed/16000232
Changes in some liver enzymes in streptozotocin-induced diabetic rats fed sapogenin extract from bitter yam (Dioscorea polygonoides) or commercial diosgenin.http://www.ncbi.nlm.nih.gov/pubmed/15999877
Effect of yam (Dioscorea cayenensis) and dasheen (Colocassia esculenta) extracts on the kidney of streptozotocin-induced diabetic rats. http://www.ncbi.nlm.nih.gov/sites/pubmed/11517735