glycosides 3 - saponin glycosides Flashcards

(22 cards)

1
Q

saponins are isolated from

A

bark, seeds, leaves , stem, roots, and fruits of plants

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2
Q

plants that contain triterpenoid saponin

A

alfalfa, licorice , horse chestnut , peas , soybean , sunflower , sugar beet , spinach , tea, quinoa , quillaja

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3
Q

can you find saponins in other organisms

A

they can be found in marine animals like:

-Star fish (asteroideae)

-sea cucumber (holothuroidae)

and their function is defense

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4
Q

what is the scientific name for fenugreek

A

Triogenlla foenum-graeceum L. Leguminosae

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5
Q

scientific name for diosgenin

A

dioscorea sylvatica Fam. Fabaeceae

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6
Q

uses of diosgenin

A

precursor for synthetic steroidal hormones such as cortisol , progesterone , pregalonone
it increases milk secretion/lactation and used for oral contraceptives

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7
Q

where do u find diosgenin and what is it

A

it is a steroidal saponin —> spirostane

can be found in the seeds of fenugreek or in the tubers of dioscorea wild yam species ex kokoro

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8
Q

adverse effects of saponin glycosides

A

if used in high doses and prolonged use — leads to excessive salivation , diarrhea , loss of appetite , paralysis

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9
Q

potential source of diosgenin

A

seeds of fenugreek

seeds of triogenlla foenum graceum L. Legiumonsae

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10
Q

biological effects of fenugreek

A

anti-diabetic , antipyretic , anti-inflammatory, anti-cancer, anti-ulcer,
cholesterol-lowering, increases lactation

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11
Q

uses of fenugreek

A

spice and source of diosgenin

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12
Q

scientific name for ginseng

A

Panax ginseng C.A meyar Fam. Araliceae

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13
Q

what kind of glycosides are found in ginseng and where exactly

A

Saponin glycosides are found in the ROOTS of ginseng more precisely Triterpenoid tetracyclic (damarine)

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14
Q

uses of ginseng

A

used as adoptgens to improve stamina, concentration, reduce stress (maintain optimal homeostasis)

in Asia: diabetes, sexual impotency, anemia, gastritis

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15
Q

difference between white and red ginseng

A

white - first sun dry the root and then remove the outer layer

red - first steam the root, then artificially dry then sun dry

the red has more saponin and is more powerful

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16
Q

name the ginsenosides in ginseng

A

panaxdiol, panaxtriol

Protopanaxdiol , protopanaxtriol

17
Q

what is the scientific name for licorice

A

Glycyrrhiza glabara L. Fabaceae

18
Q

where do u find saponin glycosides in licorice

A

in the roots and stolons , they are dried peeled or unpeeled, whole or cut root

19
Q

what kind of saponin glycosides are found in licorice

A

triterpenoid pentacyclic

glycyrrhizin - contains pentacyclic moeity (aglycone) and 2 sugars with COOH

20
Q

medicinal uses of licorice

A

flavoring , demulcent , mild expectorant , symptomatic relief in peptic ulcer pain

confectionary and tobacco trade

21
Q

if licorice was used excessively what could this lead to

A

hypertension and hypokalemic alkalosis

22
Q

whats responsible for sweet taste in licorice

A

glyccerizhin or glyph on acid