Source of polysaccharides in northern sand ginseng

The polysaccharide of northern sand ginseng is composed of water-extracted alcohol-deep, graded and refined, and finally mixed with
10% water dry powder.

【Northern sand ginseng plant form】Perennial herb, 5 to 20 cm
tall.

The taproot is slender, cylindrical, up to 30 cm long, 0.
5 to 1.
5 cm in diameter, and rarely branched
.

The lower part of the stem is buried in the sand, upright, and unbranched
.

Basal leaves have long stalks, a broad sheath at the base, and a membranous margin; The leaves are leathery, ovate or broadly triangular ovate, 1 to 3 times divided to deep fissures
.

Thin and hairless on both sides or hairless; The upper leaves of the stem are unchapped, ovate, and serrated at the edges
.

Compound umbel-shaped inflorescence apical, dense gray-brown fluff; 5 petals, folded inward at the tip; 5 stamens; The ovary is lower, the peduncle base is flattened and conical, and the peduncle is 2 lobed
.

The double-hanging fruit is spherical or oval in shape, up to 1 cm in diameter, with wood-bound wings and coarse brown hairs
.

The flowering period is from May to July, and the fruiting period is from June to August
.

【Origin distribution】Cultivated in fertile and loose sandy soils or wild on seaside beaches
.

It is distributed in Liaoning, Hebei, Shandong and other places
.

【Harvesting and processing】 Summer and autumn digging, remove the roots, wash, dry slightly, put in boiling water after blanching, remove the outer skin, dry
.

Or wash and dry
directly.

【Medicinal properties】Slender cylindrical, occasionally branched, 15 to 45 cm long, 0.
4 to 1.
2 cm
diameter.

The surface is pale yellowish white, slightly rough, occasionally residual skin, and the surface of the skin is yellowish brown
.

The whole has fine longitudinal wrinkles and longitudinal grooves, and there are brownish-yellow dot-like fine root marks; Yellow-brown rhizome residues are often left at the apex; The upper end is slightly thinner and the middle is slightly thicker.
The lower part is tapered
.

Brittle, easy to break, cross-sectional skin pale yellow white, wood yellow
.

The gas is peculiar and the taste is slightly sweet
.

【Sexual taste returns to the scriptures】 Sexual cold, sweet taste, slightly bitter
.

It belongs to the lung meridian and the stomach meridian
.

【Pharmacological research】 has a certain impact on the heart and blood pressure, such as water immersion in low concentration can enhance the contraction of the heart of the ex vivo toad, inhibition occurs at high concentration, ventricular arrest, but can be restored, also has an effect
on the body heart.

In recent years, pharmacological research has made great progress, and it has been found to have antipyretic and analgesic, analgesic, immunosuppressive and other effects
.

【Chemical Composition】This product contains pepper toxin, alliooseloprenolactone, scopolamine, quincetin, bergamot lactone, open-ring isosalactone, caffeic acid, syringin compounds and other ingredients
.

It has also been reported to contain volatile oils, amino acids and polysaccharides
of northern sand ginseng.