Browsing Department of Mathematics and Natural Sciences (MNS) by Title
Now showing items 431-450 of 661
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Molecules associated with the development of lung cancer
(Brac University, 2023-01)Molecular association with lung cancer is one of the most important and a very primary queries to understand the molecular basis of lung cancer and its development mechanism. There are different factors involved with ... -
Morpho-molecular identification and myco-chemical profiling of endophytic fungi isolated from Psidium Guajava
(Brac University, 2022-12)Endophytic fungi reside inside healthy living plants without causing any disease or morphological changes for the plant’s part or whole life cycle. It increases the plant defense system and produces active secondary ... -
Multi-hospital surveillance and antibiotic sensitivity among bacterial isolates of acute respiratory and enteric infection in underfive children in Dhaka, Bangladesh
(BRAC University, 2015-07-27)Acute lower respiratory tract infection (ARI), enteric fever and diarrhea remain the prevalent causes for mortality and morbidity of under-five children in Bangladesh. However, little information is available on true ... -
Multidrug Resistant Salmonella Spp. and Staphylococcus Spp. Isolated from milk in Dhaka City
(Brac University, 2021-03)The foodborne pathogen Salmonella spp. and Staphylococcus spp. are responsible for a food borne disease affecting both humans and animals. To evaluate the presence of these nuisance bacteria, a total of 61 samples ... -
Multiple drug resistance activity of Clove extract by extraction solvents
(Brac University, 2021-09)Clove extraction is produced from dried clove flower buds, Eugenia caryophyllata L. Merr. & Perry (Myrtaceae), is utilized in the fragrance and flavoring industries, as well as as a topical therapy to reduce pain and promote ... -
Multiplex PCR (polymerase chain reaction) assay for detection of E. coli O157:H7, Salmonella sp., Vibrio cholerae and Vibrio parahaemolyticus in spiked shrimps (Penaeus monodon)
(© 2013 Pakistan Journal of Biological Sciences, 2013)The coastal aquaculture mainly shrimps constitute major export sector in Bangladesh and is increasingly shaped by international trade conditions and by national responses to those stringent quality and safety standards. ... -
The mutagenic effects of pesticides on enteric bacterial pathogens: a scoping review
(Brac University, 2022-07)Background: Pesticides are chemical substances that are being extensively used worldwide leading to the contamination of environment, particularly in soil and aquatic systems. Thus, enteric bacterial pathogens living in ... -
Mutation patterns in the HBB gene determine the frequency and onset of blood transfusion in patients with beta-thalassemia major and HbE-beta thalassemia
(Brac University, 2019-11)Thalassemia is a blood disorder passed down through families (inherited) in which the body makes an abnormal form or inadequate amount of hemoglobin. Co-inheritance of beta-thalassemia alleles from two parents results ... -
Mycotoxins in Bangladesh from a public health perspective
(Brac University, 2020-12)Mycotoxins are toxic secondary metabolites from various species of filamentous fungi. They thrive in conditions of high temperature and humidity akin to places like Bangladesh. Due to the damp and humid conditions of the ... -
Nationwide surveillance on enteric fever to estimate the disease burden in Bangladesh
(BRAC Univeristy, 2016-07)Enteric fever is a life threatening febrile illness caused by Salmonella Typhi and Paratyphi found highly prevalent in developing countries like Bangladesh. The government and non-government organization is working together ... -
Neuro-fuzzy based joint relay-selection and resource-allocation for cooperative networks
(© 2011 Transactions on Electrical Engineering, Electronics, and Communications, 2011-02)This paper focuses on a joint relay-selection and resource-allocation algorithm for an Amplify-and-Forward (AF) cooperative network. In a multiuser scenario, joint relay selection and power allocation is a combinational ... -
Neuro-fuzzy-based hand-off and opportunistic spectrum access for cognitive cooperative network
(© 2012 Inderscience Enterprises, 2012-04)This paper investigates neuro-fuzzy (NF)-based opportunistic spectrum access and spectrum hand-off (HO) for a cognitive cooperative network (CCN). The main aim is to increase the average throughput of the CCN. Secondary ... -
New approach of (G'/G)-expansion method for RLW equation
(© 2014 Maxwell Science Publications, 2014)In this study, new extension of the (G'/G)-expansion method with nonlinear ODE has been introduced to investigate the generalized regularized long wave equation. Therefore, many new travelling wave solutions with many ... -
New approach of (G′G)-expansion method and new approach of generalized (G′G)-expansion method for nonlinear evolution equation
(© 2013 AIP Advances, 2013)In this article, new (G′G)-expansion method and new generalized (G′G)-expansion method is proposed to generate more general and abundant new exact traveling wave solutions of nonlinear evolution equations. The novelty and ... -
New traveling wave solutions by the extended generalized Riccati equation mapping method of the (2 + 1) -dimensional evolution equation
(© 2012 Journal of Applied Mathematics, 2012)The generalized Riccati equation mapping is extended with the basic (G ′ / G) -expansion method which is powerful and straightforward mathematical tool for solving nonlinear partial differential equations. In this paper, ... -
New traveling wave solutions of the higher dimensional nonlinear evolution equation by the improved (G′/G) expansion method
(© 2012 World Applied Sciences Journal, 2012)In this article, we investigate the nonlinear evolution equation, namely, the (3+l)-dimensional modified KdV-Zakharov-Kuznetsev equation by applying the improved (G′/G)-expansion method to construct some new traveling wave ... -
New traveling wave solutions of the higher dimensional nonlinear partial differential equation by the exp-function method
(© 2012 Journal of Applied Mathematics, 2012)We construct new analytical solutions of the (3+1)-dimensional modified KdV-Zakharov-Kuznetsev equation by the Exp-function method. Plentiful exact traveling wave solutions with arbitrary parameters are effectively obtained ... -
Ni0.48Cu0.12Zn0.40Gd0.04Fe1.96O4 (Ferrite) sample preparation, planetary ball milling and calcination
(BRAC University, 2017-06)The purpose of the internship was to provide with a firsthand experience on how to measure and prepare a precise amount of the ferrite composite, Ni0.48Cu0.12Zn0.40Gd0.04Fe1.96O4 which was then further planetary ball milled ... -
Non-local gravitational interactions and the black hole information paradox
(Brac University, 2019-12)This thesis looks into Non-local gravitational interactions that hawking radiated quanta’s from Black holes might possess. We shall first explain Hawking’s original calculation in [1], and how such a process would lead to ... -
Nonperturbative phenomena in field theory and gravity, and use of Borel summation to capture nonperturbative information
(BRAC University, 2017-12)This thesis addresses non-perturbative phenomena and techniques to analyze nonperturbative problems. First, we discuss the simplest non-perturbative example in quantum gravity: blackholes, and how they non-perturbatively ...