South Korea has developed a new medical biochip

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Release date: 2008-02-18

South Korea develops new medical biochips Korean scientists announced on the 2nd that they have developed a new medical biochip. With this biochip, doctors can use a small amount of blood to more accurately identify the disease.
Jin Zhaoyuan, a professor of chemistry at Dongguk University in South Korea, who led the study, said that the biochip is used to analyze proteins in living organisms. Experiments show that this new biochip is superior in performance and sensitivity to existing products. Accuracy and sensitivity are two important factors in determining whether a person is infected with a disease. It has been reported that existing biochips of the same type, for example, measuring HIV (AIDS) causing AIDS, can produce erroneous results.
This new biochip will enable doctors to identify diseases with "very small" blood samples. This will help develop a variety of portable medical devices to facilitate personal inspection of your health in a timely manner. ——Shanghai Medical Device Industry Association website

Goji Polysaccharides is a rare plant polysaccharides containing protein, which have side chains of polysaccharide composed by six carbon sugars (rhamnose, arabinose, xylose, mannose, galactose, glucose) and main chains of protein composed by 18 kinds of amino acids. The glycoproteins with biological activity is a high-strength immune enhancer.

Wolfberry products with stable quality are all natural, safe, sanitary and fast absorption.Lycium barbarum polysaccharide extraction and purification is divided into two steps. First, the extraction of Chinese wolfberry crude polysaccharides, the second is purified Lycium barbarum polysaccharide. Crude polysaccharides extraction process is as follows: Weigh dried crushed medlar, petroleum ether: acetone (1: 1) reflux degreasing, the solvent was filtered off, the residue was air-dried 80% ethanol off monosaccharide and oligosaccharides. 
The polysaccharide is extracted by water after dissolving the residues such as oligosaccharides in water at 90-100 DEG C, the extract is concentrated under reduced pressure, the polysaccharides are precipitated by ethanol, the precipitates are washed with anhydrous ethanol and acetone, and the lycium polysaccharides are dried under vacuum. The crude polysaccharide is purified by passing the Lycium barbarum polysaccharide through a column of DEAE cellulose with different concentrations of NaCl as an eluent, concentrating the eluates with different salt concentrations respectively under reduced pressure, desalting them by dialysis, and then lyophilizing them differently Grape Lycium glycoprotein.

Goji Polysaccharides 

Modern medical research suggests that wolfberry polysaccharides can improve human immunity and have functions as anti-cancer, cancer treatment, hematopoiesis, liver protection and hypotensive, free radicals removal , anti-fatigue, anti-radiation, and cell activity improvement; Goji polysaccharides can control cells division& differentiation, and regulate cell growth & aging, which is widely used in the pharmaceutical, health food and other fields.


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Production Specification Sheet

Product Name

Goji Polysaccharides

Country of Origin

Ningxia in China

ANALYSIS

SPECIFICATION

TEST METHODS

Color

Characteristic grayish white or light brown

Organoleptic Inspection

Odor

Characteristic odor, no other odor

Organoleptic Inspection

Taste

Characteristic taste, slightly sweet 

Organoleptic Inspection

Characters

Fine particles or powder, slightly caking

Organoleptic Inspection

Impurity

No visible foreign material

Organoleptic Inspection

Moisture(%)

NMT 10

GB5009.3

Leads(Pb), mg/kg

NMT 0.5

GB5009.12

Arsenic(As), mg/kg

NMT 0.3

GB/T5009.11

LBP content( %)

NLT 35

GB/T18672

TPC, cfu/g

NMT 1000

GB4789.2

Coliform, MPN/100g

NMT 40

GB4789.3

Mold, cfu/g

NMT 25

GB4789.15

Yeast, cfu/g

NMT 25

GB4789.15

Pathogen

Negative

GB4789.4, GB4789.5, GB4789.10, GB/T4789.11

 

Shelf Life

24 months if stored in a cool ventilated dry place

Storage

It should be stored under cool, well-ventilated and dry condition

Package

Inside: Double composite bag. External: Carton

Goji Polysaccharides

Organic Goji Polysaccharides,Goji Beeren Polysaccharide,Polysaccharides Du Goji

Ningxia Wolfberry Goji Industry Co.,ltd , https://www.nx-wolfberry.com