Yun Wang

Yun Wang
Beijing Institute of Technology | BIT · Institute of Space Biology and Medical Engineering

About

33
Publications
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158
Citations

Publications

Publications (33)
Article
Full-text available
The intrinsic chemical components and sensory characteristics of Gardeniae fructus Praeparatus (GFP) directly reflect its quality and subsequently, affect its clinical curative effect. However, there is little research on the correlation between the appearance traits and chemical compositions of GFP during heat processing. In this study, the major...
Article
Full-text available
The processing method for Chinese traditional herbal medicine is “Pao Zhi” in Chinese. This study examined the efficacy of the Pao Zhi on the preparations of Gardeniae Fructus (GF) on a mitochondrial respiratory function in rats. To determine the efficacy of Pao Zhi, we investigated the effects of GF heat processing on mitochondrial respiratory fun...
Article
Fast development of combination of nanotechnology with traditional Chinese medicine (TCM) broadens the field of application of TCM. Besides, it increases the research ideas and contributes to TCM modernization. As expected, TCM will be developed into the nanodrug delivery system by nanotechnology with careful design, which will enhance the medicina...
Article
Crocins, as a kind of water-soluble carotenoid pigment, are a series of ester compounds formed from crocetin and gentibiose or glucose, and mainly distributed among Crocus sativus L. (CSL), Gardenia jasminoides Ellis. (GJE). Crocins exhibit a wide range of pharmacological effects on neurodegeneration, cardiovascular disease, cerebrovascular disease...
Article
Despite the development and great progress in the field of space biology, the astronauts are still facing many challenges in space. The space environment in which astronauts stay includes microgravity, noise, circadian rhythms disorder, and confinement, which has deep effect both on the physiology and psychology of astronauts. It was reported that...
Article
The chromatic values of the broken-fried and single-fried Gardeniae Fructus Praeparatus(GFP) were measured by the color analyzer to analyze the color variation rule, and the contents of 10 main components were determined by ultra-high performance liquid chromatography(UPLC). The multivariate statistical analysis, Pearson correlation analysis, and d...
Article
Long-term spaceflight has always been challenging for astronauts due to the extremely complicated space environmental conditions, including microgravity, noise, confinement, and circadian rhythms disorders, which may cause adverse effects on astronauts' mental health, such as anxiety and depression. Unfortunately, so far, the underlying mechanism i...
Article
As an important treasure for the research and development of new Chinese medicines, the classical prescriptions have a long medical history in China and are the summary of the clinical experience of the medical experts in the past dynasties. To support the research and development of classical prescriptions,relevant encouraging policies were issued...
Preprint
Full-text available
Background: Codonopsis Radix (CR) as the tonic Chinese herbis is good at benefiting Qi and promoting saliva, while rice-processed CR (RCR) can alleviate the original dryness and more specialize in invigorating the spleen and stopping diarrhea. Despite CR and RCR are long-standing medicines commonly used in clinic, information on their differences i...
Preprint
Full-text available
Background Zhi-Zi-Da-Huang decoction (ZZDHD) is a famous Traditional Chinese Medicine decoction due to its therapeutic effects on clinical hepatobiliary disorders. ZZDHD is composed of Gardeniae Fructus, Rhei Radix et Rhizoma, Fructus Aurantii Immaturus, and Sojae Semen Praeparatum. With the development of current technology, dispensing granules ha...
Article
The chromaticity space parameters of the samples during the processing of Gardeniae Fructus Praeparatus(Jiaozhizi in Chinese herbal name, JZZ) were measured by the visual analyzer to analyze the color variation rule during the processing of JZZ, and the content changes of total reducing sugar, total amino acid and 5-hydroxymethylfurfural(5-HMF) rel...
Article
Full-text available
Gardeniae Fructus (GF) and carbonized GF (GFC) have been shown to exert a gastrointestinal protective effect and are frequently used in clinical practice for the treatment of hemorrhage and brown stool. In this study, we employed a combination of pharmacological methods and metabolomics in a rat model of ethanol-induced acute stomach ulcer to inves...
Article
In this experiment,the gradation analysis method was used to evaluate the quality of different pieces of Gardeniae Fructus through the extraction rate difference and the difference analysis of the main components in the extract. In this experiment cold-dip and hot-dip methods were used to compare the yield of Gardeniae Fructus extract and the conte...
Article
Full-text available
Gardeniae Fructus (GF), prepared GF (GFP), and carbonized GF (GFC) are widely used in China for the treatment of fever. However, the involved antipyretic mechanism has not been fully elucidated. In this study, rectal temperature and pyrogenic cytokines were used to evaluate the antipyretic effect of raw and processed GF in rats with dry-yeast-induc...
Article
Commercially available japonica rice and indica rice with different trade names were collected,and then based on the method of rice stir-frying,their many indexes were evaluated,for example the physical and chemical properties such as appearance color,grain type,broken kernel ratio,length-width ratio,1 000-grain weight,specific heat capacity,moistu...
Article
A reliable and rapid high-performance liquid chromatography coupled with diode array detector method (HPLC–DAD) was established and validated to determine eight gingerol simultaneously in the rhizomes of Zingiber offcinale Rosc. The separation of eight compounds (4-hydroxy-3-methoxy-benzenebutanol,3,5-dihydroxy-1-(4-hydroxy-3-methoxyphenyl) decane,...
Article
The qualitative analysis method of ultra performance liquid chromatography tandem quadrupole time of flight mass spectrometry (UPLC-Q-TOF-MS/MS) was established for the chemical constituents in Sanhuang tablets. Waters ACQUITY BEH C₁₈ (2.1 mm×100 mm, 1.7 μm) column was used with 0.1% formic acid solution (A)-0.1% formic acid acetonitrile (B) as the...
Article
Highly efficient and complete protein digestion is vital for achieving accurate protein quantification. However, the efficiency and completeness of conventional protease free digestion are not satisfactory for extremely complicated proteomic samples. In this study, a new method of trypsin immobilization using an aptamer is developed by using surfac...
Article
Full-text available
Mitochondria are not only the main source of energy in cells but also produce reactive oxygen species (ROS), which result in oxidative stress when in space. This oxidative stress is responsible for energy imbalances and cellular damage. In this study, a rat tail suspension model was used in individual experiments for seven and twenty-one days to ex...
Article
Gardeniae fructus is one of the most frequently used herbs in traditional Chinese medicine. In the present study, a process for the enrichment of six iridoid glycosides from Gardeniae fructus was developed using medium-pressure liquid chromatography combined with macroporous resin and reversed-phase chromatography. The purities of different fractio...
Article
Microgravity may cause cognition-related changes in the animal nervous system due to the resulting uneven flow of fluids in the body. These changes may restrict the long-term stay of humans in space for various purposes. In this study, a rat tail suspension model (30(o) ) was used to explore the effects of 21 days of prolonged simulated microgravit...
Conference Paper
In this study, an integrated multidimensional nano-flow liquid chromatography platform was established with the combination of peptide separation via online SCX, and successfully applied for proteome analysis. By this platform, peptides were first separated by a SCX microcolumn under a series of salt steps, separated by nano-reversed phase liquid c...
Article
Full-text available
Based on the successful graft of P(N-isopropylacrylamide-4-vinylphenylboronic acid) [P(NIPAAm-co-VPBA)] on glass substrates by surface-initiated atom transfer radical polymerization, a microfludic chip with the performance of thermoresponsive boronate affinity was fabricated and was used for capture–release of the cis-diol biomolecule adenosine. Th...
Article
Parkinson's disease (PD) is characterized as a movement disorder due to lesions in the basal ganglia. As the major input region of the basal ganglia, striatum plays a vital role in coordinating movements. It receives afferents from the cerebral cortex and projects afferents to the internal segment of the globus pallidus and substantia nigra pars re...
Conference Paper
Evidence shows that non-enzymatic glycation plays an important role in the development of diabetes, diabetes-related complications and neurodegenerative diseases. Mass spectrometric methods have been used for non-enzymatic glycation of proteins. At present, CID remains the major fragmentation method for peptide sequencing. In this study, we utilize...
Article
AimTo study the constituents of Rheum palmatum.Methods Chromatographic separations of silica gel and polyamide were used. All the structures were elucidated on the basis of chemical and spectroscopic analysis.ResultsNine compounds were isolated and their structure were identified as 2, 5-dimethyl-6, 8-dihydroxy-chromone (1), 1-methyl-2, 8-dihydroxy...
Article
Two new anthraquinone glycosides, named 1-methyl-8-hydroxyl-9,10-anthraquinone-3-O-β-D-(6'-O-cinnamoyl)glucopyranoside (1) and rhein-8-O-β-D-[6'-O-(3''-methoxyl malonyl)]glucopyranoside (2), have been isolated from the roots of Rheum palmatum, together with seven known compounds, rhein-8-O-β-D-glucopyranoside (3), physcion-8-O-β-D-glucopyranoside (...
Article
Full-text available
To establish a HPLC method for the determination of gallic acid and catechin in Rheum palametum and to study the changes of gallic acid and catechin content in R. palametum during processing. The contents of gallic acid and catechin were determined simultaneously by HPLC on the Zorbax Eclipse XDB-C18 (4.6 mm x 250 mm, 5 microm) column at 30 degrees...
Article
To compare the contents of two another anthraquinone-O-glucosides in five different processed products from Rheum palmatum. Aloe-emodin-3-CH2-O-beta-D-glucopyranoside and emodin-8-O-beta-D-glucopyranoside were determined simultaneously by HPLC on an Agilent TC-C18 (2) column at 35 degrees C with the tetrahydrofuran-1% glacial acetic acid (25:75). T...
Article
A new compound, 9,10-dihydrophenanthrinic acid, 9,10-dione-3,4-methylenedioxy-8-methoxy (1) was isolated from the roots of Peucedanum praeruptorum Dunn on the basis of spectral evidences.
Article
To study the chemical constituents of the roasted seeds of Cassia obtusifolia, and to illuminate the change of its effective components before and after being roasted. The compounds were isolated and repeatedly purified by macroporous resin, silica gel column chromatography. Their structures were elucidated by physical and chemical properties and N...
Article
To compare of the contents of two stilbene glycoside in five processed products of Rheum palamatum. The contents of trans-3, 5, 4'-trihydroxystilbene-4'-O-beta-D-glucopyranoside (a) and trans-3, 5, 4'-trihydroxystilbene-4'-Obeta-D-(6"-O-galloyl)-glucopyranoside (b) were determined by HPLC analysis at 35 degrees C with methanol-1% acetic acid as mob...

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