Search results for: Shi‐Rong Li

Items from 1 to 20 out of 44 results

article

The mutation spectrum of Parkinson‐disease‐related genes in early‐onset Parkinson's disease in ethnic Chinese

Yong‐Ping Chen, Shi‐Hui Yu, Guo‐Hui Zhang, Yan‐Bing Hou, more

European Journal of Neurology > 29 > 11 > 3218 - 3228

Background and purpose Recent genetic progress has shown many causative/risk genes linked to Parkinson's disease (PD), mainly in patients of European ancestry. The study aimed to investigate the PD‐related genes and determine the mutational spectrum of early‐onset PD in ethnic Chinese. Methods In this study, whole‐exome sequencing and/or gene dosage analysis were performed in 704 early‐onset PD...

article

Bending Solutions of FGM Reddy–Bickford Beams in Terms of Those of the Homogenous Euler–Bernoulli Beams

You-Ming Xia, Shi-Rong Li, Ze-Qing Wan

Acta Mechanica Solida Sinica > 2019 > 32 > 4 > 499-516

In this paper, correspondence relations between the solutions of the static bending of functionally graded material (FGM) Reddy–Bickford beams (RBBs) and those of the corresponding homogenous Euler–Bernoulli beams are presented. The effective material properties of the FGM beams are assumed to vary continuously in the thickness direction. Governing equations for the titled problem are formulated via...

article

Analysis of thermoelastic damping of functionally graded material beam resonators

Shi-Rong Li, Xin Xu, Shun Chen

Composite Structures > 2017 > 182 > C > 728-736

In this paper, thermoelastic damping (TED) in free vibrating functionally graded material (FGM) micro beams with rectangular cross sections is investigated. The material properties of the micro beams are assumed to be varied continuously in the thickness direction. Based on the classical beam theory and coupled thermo-elastic dynamics, governing equations coupled with the thermal effects derived in...

article

Isocostunolide inhibited glioma stem cell by suppression proliferation and inducing caspase dependent apoptosis

Zhi Dai, Shi-Rong Li, Pei-Feng Zhu, Lu Liu, more

Bioorganic & Medicinal Chemistry Letters > 2017 > 27 > 13 > 2863-2867

Glioblastoma multiform (GBM) is a highly aggressive brain tumor with poor life expectancy, and glioma stem cells (GSCs) are a small population of tumor cells existed in GBM, in which GSCs response to drive GBM recurrence, invasion and contribute to the anti-cancer resistance. GSCs have been identified and developed as a therapeutic target for GBM and can be used in drugs screening. Isocostunolide...

article

Analysis of transient displacements for a ceramic–metal functionally graded cylindrical shell under dynamic thermal loading

Jing-Hua Zhang, Guang-Ze Li, Shi-Rong Li

Ceramics International > 2015 > 41 > 9 Part B > 12378- 12385

The transient displacements of a ceramic–metal functionally graded material(FGM) cylindrical shell subjected to dynamic thermal loading are investigated using the differential quadrature method (DQM). Firstly, the dynamic governing equations of the thin shell with simply supported edges under thermal loading are derived based on the classical shell theory, in which the material properties of the ceramic–metal...

article

Safety and efficacy of a novel disposable sheathed gastroscopic system in clinical practice

Peng Jin, Xin Wang, Dong‐liang Yu, Ai‐qin Li, more

Journal of Gastroenterology and Hepatology > 29 > 4 > 757 - 761

Background and AimEndoscopic examinations carry a potential risk of cross‐infection, and the traditional reprocessing method is time consuming. We evaluated the safety and efficacy of a novel disposable sheathed gastroscope system in clinical practice in comparison with the conventional gastroscope. MethodsThere were two phases in the study. In phase 1, 20 patients with hepatitis B were randomized...

article

Free vibration of functionally graded beams based on both classical and first-order shear deformation beam theories

Shi-rong Li, Ze-qing Wan, Jing-hua Zhang

Applied Mathematics and Mechanics > 2014 > 35 > 5 > 591-606

The free vibration of functionally graded material (FGM) beams is studied based on both the classical and the first-order shear deformation beam theories. The equations of motion for the FGM beams are derived by considering the shear deformation and the axial, transversal, rotational, and axial-rotational coupling inertia forces on the assumption that the material properties vary arbitrarily in the...

article

Bending solutions of FGM Timoshenko beams from those of the homogenous Euler–Bernoulli beams

Shi-Rong Li, Da-Fu Cao, Ze-Qing Wan

Applied Mathematical Modelling > 2013 > 37 > 10-11 > 7077-7085

By using mathematical similarity and load equivalence between the governing equations, bending solutions of FGM Timoshenko beams are derived analytically in terms of the homogenous Euler–Bernoulli beams. The deflection, rotational angle, bending moment and shear force of FGM Timoshenko beams are expressed in terms of the deflection of the corresponding homogenous Euler–Bernoulli beams with the same...

article

Synthesis and Properties of Konjac Glucomannan‐graft‐poly(acrylic acid‐co‐trimethylallyl ammonium chloride) as a Novel Polyampholytic Superabsorbent

Da‐Ting Tian, Shi‐Rong Li, Xin‐Ping Liu, Jing‐Shou Wang, more

Advances in Polymer Technology > 32 > S1 > E131 - E140

A novel polyampholyte superabsorbent, konjac glucomannan‐graft‐poly(acrylic acid‐co‐trimethylallyl ammonium chloride), was prepared by the free‐radical grafting solution polymerization of acrylic acid (AA) and trimethylallyl ammonium chloride (TMAAC) monomers onto konjac glucomannan (KGM), an important polysaccharide, in the presence of N, N′‐methylenebisacrylamide as a cross‐linker with potassium...

article

Mismatch repair gene mutation analysis and colonoscopy surveillance in Chinese lynch syndrome families

Lei Fu, Jian-qiu Sheng, Xiao-ou Li, Peng Jin, more

Cellular Oncology > 2013 > 36 > 3 > 225-231

Background Lynch syndrome (or HNPCC) is a colorectal cancer syndrome caused by germline mutations in either one of the DNA mismatch repair (MMR) genes hMLH1, hMSH2, hMSH6 or hPMS2. Mutations in hMLH1 and hMSH2 are most prevalent. Here we aimed to determine the cancer risk of MMR gene mutation carriers and, in addition, the efficacy of colonoscopy surveillance in Chinese Lynch syndrome family members...

article

Relations between buckling loads of functionally graded Timoshenko and homogeneous Euler–Bernoulli beams

Shi-Rong Li, Romesh C. Batra

Composite Structures > 2013 > 95 > Complete > 5-9

Analytical relations between the critical buckling load of a functionally graded material (FGM) Timoshenko beam and that of the corresponding homogeneous Euler–Bernoulli beam subjected to axial compressive load have been derived for clamped–clamped (C–C), simply supported–simply supported (S–S) and clamped–free (C–F) edges. However, no such relation is found for clamped–simply supported (C–S) beams...

article

Preparation of superabsorbent based on the graft copolymerization of acrylic acid and acrylamide onto konjac glucomannan and its application in the water retention in soils

Da‐Ting Tian, Shi‐Rong Li, Xin‐Ping Liu, Jing‐Shou Wang, more

Journal of Applied Polymer Science > 125 > 4 > 2748 - 2754

A new konjac glucomannan (KGM)‐based superabsorbent polymer, KGM‐g‐poly(acrylic acid‐co‐acrylamide), was prepared by the free radical grafting solution polymerization of acrylic acid (AA) and acrylamide (AM) monomers onto KGM in the presence of N,N′‐methylenebisacrylamide as a crosslinker with potassium persulfate as an initiator. The effects of reaction parameters, including the amount of crosslinking...

article

The flow patterns of bubble plume in an MBBR

Shi-rong LI, Wen CHENG, Meng WANG, Chen CHEN

Journal of Hydrodynamics, Ser.B > 2011 > 23 > 4 > 510-515

The flow patterns of the gas-liquid two-phase flow in a Moving-Bed Biofilm Reactor (MBBR) have a critical effect upon the mass transfer by the convection. Bubble plumes promote unsteadily fluctuating two-phase flows during the aeration. This article studies the unsteady structure of bubble plumes through experiments. The time-serial bubble plume images in various cases of the tank are analyzed. The...

article

Three-dimensional analysis for transient coupled thermoelastic response of a functionally graded rectangular plate

Feng-xi Zhou, Shi-rong Li, Yuan-ming Lai

Journal of Sound and Vibration > 2011 > 330 > 16 > 3990-4001

The generalized coupled thermoelasticity based on the Lord–Shulman theory is considered to study the transient thermoelastic response of functionally graded rectangular plates. The state equations of functionally graded rectangular plate subjected to time-dependent thermal loads were established by using of state space approach, in which three displacement components, three stress components, the...

article

The Flow Patterns of Bubble Plume in an MBBR

Shi-rong Li, Wen Cheng, Meng Wang, Chen Chen

Journal of Hydrodynamics > 2011 > 23 > 4 > 510-515

chapter

Nonlinear Analysis of a Cantilever Elastic Beam under Non-conservative Distributed Load

Qing-Lu Li, Shi-Rong Li, Chang-Sheng Xiang

2011 Fourth International Conference on Information and Computing > 181 - 183

2011 Fourth International Conference on Information and Computing (ICIC)

Based on the large deflection theory for the extensible elastic beams, the governing equations of post-buckling of a cantilever elastic beam subjected to a non-conservative distributed tangential follower force along the central axis were established. They consist of a boundary value problem of ordinary differential equations with strong non-linearity, in which seven unknown functions were included...

article

The comparison in enantioseparation ability of the chiral stationary phases with single and mixed selector—The selectors derived from two D‐tartrates

Jun Chen, Mu‐Zi Li, Yan‐Hua Xiao, Wei Chen, more

Chirality > 23 > 3 > 228 - 236

(2S,3S)‐2,3‐Bis(3,5‐dimethylphenylcarbonyloxy)‐3‐(benzyloxycarbonyl)‐propanoic acid and (2S,3S)‐2,3‐bis(1‐naphthalenecarbonyloxy)‐3‐(benzyloxycarbonyl)‐propanoic acid were synthesized from D‐tartaric acid. These two compounds were chlorinated to afford two chiral selectors for chiral stationary phases (CSPs). The selectors were separately immobilized on aminated silica gel to give two single selector...

article

Experimental study on performance that carbon dioxide inhibits coal oxidation and spontaneous combustion

Jun Deng, Shi-rong Li, Yan-ni Zhang, Ying Mu, more

Journal of Coal Science and Engineering (China) > 2011 > 17 > 3 > 326-330

Adopting oil-bath temperature programming experiment and gas chromatography, CO₂’s inhibitory performance on spontaneous combustion of Tingnan Coal Mine sample was analyzed. Through temperature rise rate test experiment, the accuracy, stability and reliability of the improved oil-bath temperature programming system applied in this experiment was proved to be superior to the traditional system. Spontaneous...

article

Reaction kinetics and physical properties of unsaturated polyester modified with methylacyloxylpropyl-POSS

Jun-gang Gao, Shi-rong Li, De-juan Kong

Journal of Polymer Research > 2011 > 18 > 4 > 621-626

The polyhedral oligomeric silsesquioxanes which contains methylacryloylpropyl group (MAP-POSS) was synthesized and used to modify unsaturated polyester resin (UPR). The cure kinetics was investigated by isothermal DSC technique. The mechanical and electrical properties of fiberglass-reinforced laminate were determined. The result shows that the reaction can be described by a Kamal autocatalytic model...

article

Expression of Cyclooxygenase-2 and Its Relationship with Mismatch Repair and Microsatellite Instability in Hereditary Nonpolyposis Colorectal Cancer

Peng Jin, Jian-qiu Sheng, Ying-hui Zhang, Ai-qin Li, more

Chinese Medical Sciences Journal > 2010 > 25 > 4 > 206-210

To investigate cyclooxygenase-2 (COX-2) expression and its relationship with mismatch repair (MMR) protein expression and microsatellite instability (MSI) in hereditary nonpolyposis colorectal cancer (HNPCC). A total of 28 cases of colorectal adenoma and 14 cases of colorectal carcinoma were collected between July 2003 and July 2007 from 33 HNPCC families. Sporadic colorectal adenoma (n=32) and...

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INFONA - science communication portal

Search results for: Shi‐Rong Li

The mutation spectrum of Parkinson‐disease‐related genes in early‐onset Parkinson's disease in ethnic Chinese

Bending Solutions of FGM Reddy–Bickford Beams in Terms of Those of the Homogenous Euler–Bernoulli Beams

Analysis of thermoelastic damping of functionally graded material beam resonators

Isocostunolide inhibited glioma stem cell by suppression proliferation and inducing caspase dependent apoptosis

Analysis of transient displacements for a ceramic–metal functionally graded cylindrical shell under dynamic thermal loading

Safety and efficacy of a novel disposable sheathed gastroscopic system in clinical practice

Free vibration of functionally graded beams based on both classical and first-order shear deformation beam theories

Bending solutions of FGM Timoshenko beams from those of the homogenous Euler–Bernoulli beams

Synthesis and Properties of Konjac Glucomannan‐graft‐poly(acrylic acid‐co‐trimethylallyl ammonium chloride) as a Novel Polyampholytic Superabsorbent

Mismatch repair gene mutation analysis and colonoscopy surveillance in Chinese lynch syndrome families

Relations between buckling loads of functionally graded Timoshenko and homogeneous Euler–Bernoulli beams

Preparation of superabsorbent based on the graft copolymerization of acrylic acid and acrylamide onto konjac glucomannan and its application in the water retention in soils

The flow patterns of bubble plume in an MBBR

Three-dimensional analysis for transient coupled thermoelastic response of a functionally graded rectangular plate

The Flow Patterns of Bubble Plume in an MBBR

Nonlinear Analysis of a Cantilever Elastic Beam under Non-conservative Distributed Load

The comparison in enantioseparation ability of the chiral stationary phases with single and mixed selector—The selectors derived from two D‐tartrates

Experimental study on performance that carbon dioxide inhibits coal oxidation and spontaneous combustion

Reaction kinetics and physical properties of unsaturated polyester modified with methylacyloxylpropyl-POSS

Expression of Cyclooxygenase-2 and Its Relationship with Mismatch Repair and Microsatellite Instability in Hereditary Nonpolyposis Colorectal Cancer

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