Browsing Research publications by Author "Ren, Guogang"
Now showing items 21-40 of 93
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Comparative Study of the Antimicrobial Effects of Tungsten Nanoparticles and Tungsten Nanocomposite Fibres on Hospital Acquired Bacterial and Viral Pathogens
Matharu, Rupy Kaur; Ciric, Lena; Ren, Guogang; Edirisinghe, Mohan (2020-06)A significant proportion of patients acquire hospital associated infections as a result of care within the NHS each year. Numerous antimicrobial strategies, such as antibiotics and surface modifications to medical facilities ... -
Comparison of cytotoxicity of Miltefosine and its niosomal form on chick embryo model
Seyedi, Fatemeh; Sharifi, Iraj; Khosravi, Ahmad; Molaakbari, Elaheh; Tavakkoli, Hadi; Salarkia, Ehsan; Bahraminejad, Sina; Bamorovat, Mehdi; Dabiri, Shahriar; Salari, Zohreh; Kamali, Ali; Ren, Guogang (2024-01-30)Various drugs have been used for the treatment of leishmaniasis, but they often have adverse effects on the body's organs. In this study, we aimed to explore the effects of one type of drug, Miltefosine (MIL), and its ... -
A comparison of methods to assess the antimicrobial activity of nanoparticle combinations on bacterial cells
Bankier, Claire; Cheong, Yuen; Mahalingam, Suntharavathanan; Edirisinghe, Mohan; Ren, Guogang; Cloutman-Green, Elaine; Ciric, Lena (2018-02-01)BACKGROUND: Bacterial cell quantification after exposure to antimicrobial compounds varies widely throughout industry and healthcare. Numerous methods are employed to quantify these antimicrobial effects. With increasing ... -
Cu-bearing steel reduce inflammation after stent implantation
Li, Jinzhao; Ren, Ling; Zhang, Shuyuan; Ren, Guogang; Yang, Ke (2015-02)Copper (Cu)-bearing stainless steel with release of Cu(2+) ions is a novel material for coronary stents that could reduce the in-stent restenosis after the stent implantation. The inflammation has been recently recognized ... -
Determination of Cu2+ ions release rate from antimicrobial copper bearing stainless steel by joint analysis using ICP-OES and XPS
Ren, Ling; Chong, J.; Loya, Adil; Kang, Q.; Stair, Jacqueline; Nan, L.; Ren, Guogang (2015-08-30)Antibacterial Cu bearing stainless steels (CuSS) have been developed recently and their performance has attracted significant attention widely in biomedical, healthcare and environmental facilities in cross-disciplines. ... -
Determination of the complex permittivity of textiles and leather in the 14-40 mm wave band using a free-wave transmittance only method
Harmer, S.; Rezgui, N.; Bowring, N.; Luklinska, XZ.; Ren, Guogang (2008) -
Development of low cost ceramic moulding composites as fire barriers
Ren, Guogang; Hogg, P.J.; Woolstencroft, D.H. (2009)This paper investigates the fire barrier and heat insulation properties of newly developed low cost ceramic mouldable composites using a modern small scale testing method which exposes testing panels to the fire on one ... -
Development of natural HEMP fibre sheet mould composites (NF- SMC)
Ren, Guogang; Patel, H.; Hapuarachchi, D.; Crowther, S.; Fan, M.; Hogg, P.J. (2009)The use of natural fibres as reinforcement in polymer composites has generated much interest in recent years due to environmental legislation and improvements on natural fibre performance and process-abilities. This research ... -
Dual functional mesoporous silica colloidal electrolyte for lithium-oxygen batteries
Mu, Hailiang; Zhuge, Xiangqun; Ren, Guogang; Luo, Kun; Ding, Zhengping; Ren, Yurong; Luo, Zhihong; Bayati, Maryam; Xu, Ben Bin; Liu, Xiaoteng (2023-01-01)Dual functional mesoporous silica (mSiO2) colloidal electrolytes are promising to protect lithium anode and accelerate the reaction kinetics on cathode for lithium-oxygen batteries (LOBs). In this work, we achieved a ... -
Effect of Temperature on the Mechanical Properties of 3DPrinted PLA Tensile Specimens
Grasso, Marzio; Azzouz, Lyes; Ruiz-Hincapie, Paula; Zarrelli, Mauro; Ren, Guogang (2018-11-12)Purpose: Recent advancements of 3D printing technology have brought forward the interest for this technique in many engineering fields. This study aims to focus on mechanical properties of the polylactic acid (PLA) feeding ... -
Effects of 1D and 2D nanofillers in basalt Poly(Lactic Acid) composites for additive manufacturing
Zotti, Aldobenedetto; Zuppolini, Simona; Tabi, Tamas; Grasso, Marzio; Ren, Guogang; Borriello, Anna; Zarrelli, Mauro (2018-11-15)In this work, basalt microfiber reinforced poly(lactic acid) (PLA) composites filled with talc nanoplatelets (2D) and sepiolite nanofibers (1D) were prepared at different compositions and tested to assess the effects of ... -
Effects of nano CuO on hippocampal neurons and differentiated PC12 cells
Xu, L.; Zhao, J.; Liu, S.; Zhang, T.; Ren, Guogang; Yang, Z. (2008)The effects of nanoparticles of CuO on delayed rectifier potassium current (Ik) were studied in acutely isolated CA1 pyramidal neurons of rat hippocampus by using the whole-cell patch-clamp techniques and the effects on ... -
Effects of nanoparticle zinc oxide on spatial cognition and synaptic plasticity in mice with depressive-like behaviors
Xie, Yongling; Wang, Yiyi; Zhang, Tao; Ren, Guogang; Yang, Zhuo (2012-02-03)Background: Nanomaterials, as a new kind of materials, have been greatly applied in different fields due to their special properties. With the industrialization of nanostructured materials and increasing public exposure, ... -
Efficacy of Green Cerium Oxide Nanoparticles for Potential Therapeutic Applications : Circumstantial Insight on Mechanistic Aspects
Khan, Maarij; Mashwani, Zia-Ur-Rehman; Ikram, Muhammad; Raja, Naveed I; Mohamed, Azza H; Ren, Guogang; Omar, Ahmad A (2022-06-20)Green synthesized cerium oxide nanoparticles (GS-CeO 2 NPs) have a unique size, shape, and biofunctional properties and are decorated with potential biocompatible agents to perform various therapeutic actions, such as ... -
Etidronate rescues cognitive deficits through improving synaptic transmission and suppressing apoptosis in 2-vessel occlusion model rats
Li, Wen; Yuan, Huijuan; Yu, Yao; Cheong, Yuen-Ki; Ren, Guogang; Yang, Zhuo (2017-01-20)Vascular dementia (VD) is a neurodegenerative disorder caused by the reduction of cerebral blood flow. It shows a progressive cognitive impairment. In our previous study, we found that etidronate (ET) showed neuroprotective ... -
Exploitation of antimicrobial nanoparticles and their applications in biomedical engineering
Cheong, Yuen Ki; Ren, Guogang; Chung, Etelka; Yang, Xiuyi; Johnston, Ian (2021-05-15)Antibiotic resistance is a major threat to public health which contributes largely to increased mortality rates and costs in hospitals. The severe and wide spread of antibiotic resistance results in limited treatment to ... -
Exploiting the antiviral potential of intermetallic nanoparticles
Matharu, Rupy Kaur; Cheong, Yuen Ki; Ren, Guogang; Edirisinghe, Mohan; Ciric, Lena (Springer Nature, 2021-11-09)Viral pandemic outbreaks cause a significant burden on global health as well as healthcare expenditure. The use of antiviral agents not only reduces the spread of viral pathogens but also diminishes the likelihood of them ... -
Exploring Advanced Functionalities of Carbon Fiber-Graded PEEK Composites as Bone Fixation Plates Using Finite Element Analysis
Zhang, Chenggong; Wen, Pihua; Xu, Yigeng; Fu, Zengxiang; Ren, Guogang (2024-01-14)This study aims to address the challenges associated with conventional metallic bone fixation plates in biomechanical applications, such as stainless steel and titanium alloys, including stress shielding, allergic reactions, ... -
Exploring mesoporous silica nanoparticles as oral insulin carriers: In-silico and in vivo evaluation
Salarkia, Ehsan; Mehdipoor, Mahdis; Molaakbari, Elahe; Khosravi, Ahmad; Sazegar, Mohammad Reza; Salari, Zohreh; Rad, Iman; Dabiri, Shahriar; Joukar, Siyavash; Sharifi, Iraj; Ren, Guogang (2023-10-25)The advancements in nanoscience have brought attention to the potential of utilizing nanoparticles as carriers for oral insulin administration. This study aims to investigate the effectiveness of synthesized polymeric ... -
Fire Retardancy of Natural Fibre Reinforced Sheet Moulding Compound
Hapuarachchi, T.D.; Ren, Guogang; Fan, Mizi; Hogg, P.J.; Peijs, T. (2007-07)Due to environmental awareness and economical considerations, natural fibre reinforced polymer composites seem to present a viable alternative to synthetic fibre reinforced polymer composites such as glass fibres. This is ...