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( Dr. Neaz Ahmed ),( S. Ashfaq Hussain ) 아세아여성법학회 2009 아세아여성법학 Vol.12 No.-
The present article is focused on a comparative analysis of the procedures of marriage and divorce as practiced in Dangladesh and India. The main puropse is to briefly outline the general concepts and legal procepts and legal procedures followed in the two countries. Secondary sources have been used for analyzing legal procedures of marriage and divorce existing in both the countries. Emphasis is placed on the institution of marriage and divorce, dower provisions, and maintenance of a divorced woman along with the legal procedures on the subject. It is main-tained that a marriage is regarded as a dynamic socio-legal institution in both the countries. Marriage registration is mandatory for Bangladeshi Muslims, while it is not in India. There are also some differences found in the case of granting divorce in Bangladesh compared to India. Both the countries consider dower as an important aspect of marriage. However, the amount of dower may differ from one country to another. In respect of maintenance, it is found that the Indiam divorced women are in a better position compared to their counter-parts in Bangladesh. In sum, it is argued that, reforms are necessary, espe-cially in matters concerning divorce procedures. Moreover, it is stressed that strong grounds for such reforms is the need of the hour to reduce the increas-ing rate of divorce in these countries.
Pharmacophore Identification and Validation Study of CK2 Inhibitors Using CoMFA/CoMSIA
Morshed, Mohammad Neaz,Muddassar, Muhammad,Pasha, Farhan Ahmad,Cho, Seung Joo Blackwell Publishing Ltd 2009 Chemical biology & drug design Vol.74 No.2
<P>Protein kinase CK2, also known as casein kinase-2, has been found to be involved in cell growth, proliferation and suppression of apoptosis, which is related to human cancers. The series of compounds were identified as casein kinase-2 inhibitors and their inhibitory activities are a function of a variation of their structures. The current study deals with the pharmacophore identification and, accordingly, the three-dimensional quantitative structure–activity relationship model development using Pharmacophore Alignment and Scoring Engine. Several hypotheses were developed for the molecular alignments. On the basis of statistical values, the best-fitted model was identified and the same alignment was used for 3D-QSAR using comparative molecular field analysis/comparative molecular similarity index analysis. Both the CoMFA (<I>R</I> <SUP>2</SUP><SUB>CV</SUB><I> </I>= 0.58, <I>R</I> <SUP>2</SUP> = 0.82 and <I>r</I> <SUP>2</SUP><SUB>pred</SUB> = 0.62) and the comparative molecular similarity index analysis (<I>R</I> <SUP>2</SUP><SUB>CV</SUB> = 0.74, <I>R</I> <SUP>2</SUP><I> </I>= 0.98 and <I>r</I> <SUP>2</SUP><SUB>pred</SUB> = 0.81) gave reasonable results. Besides pharmacophore-based alignment, the maximum common substructure-based alignment was also used for the comparative molecular field analysis and comparative molecular similarity index analysis. The pharmacophore-based alignment was more prominent and it has provided important information for the modelling of potent inhibitors. The overall study implies that a highly positive and bulky group with H-bond donating property is desirable around the nitrogen atom adjacent to the pyrrolidine ring.</P>
Hu Feng,M. Neaz Sheikh,Muhammad N. S. Hadi,Lu Feng,Danying Gao,Jun Zhao 한국콘크리트학회 2019 International Journal of Concrete Structures and M Vol.13 No.4
A series of pullout tests were conducted to investigate the interface bond properties of seven types of steel fibres embedded in the magnesium phosphate cementitious matrix. The micromorphology of the interface transition zone between MPC and different types of fibres was examined by scanning electron microscope. Test results showed that smaller diameter steel fibres with brass coating surface achieved higher average bond strength, higher pullout energy per unit volume and a higher ratio of material use. The end hook deformation provided the mechanical bond locally whereas the deformation along the length of fibre provided the mechanical bond distributed along the fibre. The failure mode and group effect of steel fibres were also investigated and reported.
Qasim S. Khan,M. Neaz Sheikh,Muhammad N.S. Hadi 국제구조공학회 2019 Steel and Composite Structures, An International J Vol.30 No.6
This research study investigates experimentally and analytically the axial compressive behaviour of Concrete Filled Fiber Reinforced Polymer Tube (CFFT) columns with and without Fiber Reinforced Polymer (FRP) bars. The experimental program comprises five circular columns of 204-206 mm outer diameter and 800-812 mm height. All columns were tested under concentric axial compressive loads. It was found that CFFT columns with and without FRP bars achieved higher peak axial compressive loads and corresponding axial deformations than conventional steel reinforced concrete (RC) column. The contribution of FRP bars was about 12.1% of the axial compressive loads carried by CFFT columns reinforced with FRP bars. Axial load-axial deformation (P ‒ δ) curves of CFFT columns were analytically constructed, which mapped well with the experimental P ‒ δ curves. Also, an equation was proposed to predict the axial compressive load capacity of CFFT columns with and without FRP bars, which adequately considers the contributions of the circumferential confinement provided by FRP tubes and lower ultimate strength of FRP bars in compression than in tension.
Axial compressive behaviour of circular CFFT: Experimental database and design-oriented model
Qasim S. Khan,M. Neaz Sheikh,Muhammad N.S. Hadi 국제구조공학회 2016 Steel and Composite Structures, An International J Vol.21 No.4
Concrete Filled Fibre Reinforced Polymer Tube (CFFT) for new columns construction has attracted significant research attention in recent years. The CFFT acts as a formwork for new columns and a barrier to corrosion accelerating agents. It significantly increases both the strength capacity (Strength enhancement ratio) and the ductility (Strain enhancement ratio) of reinforced concrete columns. In this study, based on predefined selection criteria, experimental investigation results of 134 circular CFFT columns under axial compression have been compiled and analysed from 599 CFFT specimens available in the literature. It has been observed that actual confinement ratio (expressed as a function of material properties of fibres, diameter of CFFT and compressive strength of concrete) has significant influence on the strength and ductility of circular CFFT columns. Design oriented models have been proposed to compute the strength and strain enhancement ratios of circular CFFT columns. The proposed strength and strain enhancement ratio models have significantly reduced Average Absolute Error (AAE), Mean Square Error (MSE), Relative Standard Error of Estimate (RSEE) and Standard Deviation (SD) as compared to other available strength and strain enhancement ratios of circular CFFT column models. The predictions of the proposed strength and strain enhancement ratio models match well with the experimental strength and strain enhancement ratios investigation results in the compiled database.
Hridam Deb,Shili Xiao,Mohammad Neaz Morshed,Shamim Al Azad 한국섬유공학회 2018 Fibers and polymers Vol.19 No.8
We report a facile approach to fabrication and characterization of cationic titanium dioxide (TiO2 +) on poly (vinyl alcohol)/poly (acrylic acid) (PVA/PAA) composite electro-spun nanofibrous mat. The aim of this study is to develop a “functional electrospun nanofibrous mat” as a sustainable approach to superior photocatalytic degradation of organic colorants. For that, the PVA/PAA nanofibrous mat was prepared by electrospinning of PVA and PAA solution according to an aspect ratio of 1:1 and later water stability was induced by the thermal cross linking at an elevated temperature of 145 oC for 30 minute. By means of electrostatic layer-by-layer (LbL) assembly, cationic titanium dioxide (TiO2 +, ~19 nm) was immobilized on the surface of the water stable nanofibrous mat. As functionalized composited nanofibrous mat was characterized by using scanning electron microscope (SEM), fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD) analysis and thermogravimetric analysis (TGA). Superior competency of the functionalized nanofibrous mat towards photocatalytic degradation of organic dye (methyl blue) in aqueous solution was observed by using UV-visible spectrophotometer with quantitative measuring method. The result indicates a complete degradation of methyl blue within 40 mins and superior reusability upto 5 cycles application. The study signifies the prospect of using electrospun nanofibers to manipulate the catalytic activity, which could be a foundation for further rational design of various composite nanofibrous materials.
Kim, TaeHun,Son, Woo Seung,Morshed, Mohammad Neaz,Londhe, Ashwini M.,Jung, Seo Yun,Park, Jong-Hyun,Park, Woo-Kyu,Lim, Sang Min,Park, Ki Duk,Cho, Sung Jin,Jeong, Kyu-Sung,Lee, Jiyoun,Pae, Ae Nim S.E.C.T. [etc.] 2017 European Journal of Medicinal Chemistry Vol. No.
<P><B>Abstract</B></P> <P>Recovery of mitochondrial dysfunction has gained increasing attention as an alternative therapeutic strategy for Alzheimer's disease (AD). Recent studies suggested that the 18 kDa mitochondrial translocator protein (TSPO) has the potential to serve as a drug target for the treatment of AD. In this study, we generated a structure-based pharmacophore model and virtually screened a commercial library, identifying <B>SVH07</B> as a virtual hit, which contained a tricyclic core structure, thieno[2′,3’:4,5]pyrrolo[1,2-<I>d</I>][1,2,4]triazine group. A series of <B>SVH07</B> analogues were synthesized and their effects on the mitochondrial membrane potential and ATP production were determined by using neuronal cells under Aβ-induced toxicity. Among these analogues, compound <B>26</B> significantly recovered mitochondrial membrane depolarization and ATP production. In vitro binding assays indicated that <B>SVH07</B> and <B>26</B> showed high affinities to TSPO with the IC<SUB>50</SUB> values in a nanomolar range. We believe that compound <B>26</B> is a promising lead compound for the development of TSPO-targeted mitochondrial functional modulators with therapeutic potential in AD.</P> <P><B>Highlights</B></P> <P> <UL> <LI> A series of thieno[2′,3’:4,5]pyrrolo[1,2-<I>d</I>][1,2,4]triazine derivatives were identified as mitochondrial functional modulators. </LI> <LI> The two most active compounds, <B>SVH07</B> and <B>26</B>, showed high affinity to TSPO with their IC<SUB>50</SUB> values in a nanomolar range. </LI> <LI> Compound <B>26</B> is a promising lead compound for the development of novel therapeutic agents in AD. </LI> </UL> </P> <P><B>Graphical abstract</B></P> <P>[DISPLAY OMISSION]</P>