Department of Mathematics and Natural Sciences (MNS): Recent submissions
Now showing items 361-380 of 687
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Studying vibrio spp. in industrially polluted surface waters : difficulties and uncertainities during characterization
(BRAC University, 2018-11)4 Abstract . Being the capital of Bangladesh Dhaka city faces multiple pollution problems due to rapid urbanization leading to unplanned industrialization. This often results in the contamination of water bodies with ... -
Evaluation of the prevalence of opportunistic gram negative bacilli from the infections of oral cancer sites in comparison with non-cancer patients and assessment of the antibiotic resistance
(BRAC University, 2018-10)One of the most lethal diseases, cancer, affects millions of people worldwide every year. The nature of cancer makes it extremely difficult to treat and it can occur at any part of the human body. In addition to genetic ... -
Isolation and identification of extracellular keratinase producing bacteria from soil
(BRAC University, 2018-03)Feathers, horns, cows skin are by product waste of cows skin, poultry and skin processing plants and produced in huge amount of waste every year. This horns, skin hair, chicken feather waste can be modified to make animal ... -
Detection of possible mutations in gyrA gene of ciprofloxacin-resistant Pseudomonas aeruginosa isolates from patients with lung infection
(BRAC University, 2018-07)Chronic obstructive pulmonary disease (COPD) and nosocomial pneumonia are the most frequent and persistent lung infections. Chronic obstructive pulmonary disease (COPD) and pneumonia have become the leading cause of child ... -
Molecular detection of anticancer protein Azurin in native Pseudomonas isolates
(BRAC University, 2018)Azurin is a potent anticancer protein which has the ability to interfere in tumor growth. The purpose of this study was to isolate azurin producing native Pseudomonas isolates along with the confirmation of azurin presence ... -
Antibacterial activity and medicinal properties of ginger (Zingiber officinale) in Bangladesh
(BRAC University, 2018-07)The rhizomes of Zingiber officinale Roscoe (garden ginger) have been used since primeval times as a traditional remedy for gastrointestinal complaints. The health-promoting perspective of ginger is accredited to its rich ... -
Rapid biological synthesis of silver nanoparticles from Cymbopogon citratus extract and evaluation of its antimicrobial properties
(BRAC University, 2018-07)It has been well known for many years that silver Nanoparticles (NPs) are toxic to microorganism and can potentially kill them. They can also provide solution to different technological and environmental problems such as ... -
Evaluation of MicrocinE492 gene presence in Klebsiella pneumoniae isolated from clinical samples.
(BRAC University, 2018-10)Bacteriocins are small peptides with anti-bacterial properties. Among which, micrrocin E492 (MccE492) is a low-molecular-weight, channel-forming bacteriocin produced by Klebsiella pneumoniae. However, micrrocin E492 is ... -
Analysis of enteric pathogenicity of multidrug-resistant Pseudomonas spp. isolated from commercial UHT milk
(2018-09)Pseudomonas is a kind of bacteria that has the ability to develop resistance to antibiotics rather rapidly over several generations. This resistance present in some strains makes Pseudomonas a very difficult to treat once ... -
Agrobacterium mediated transformation of two peanut (Arachis hypogaea L.) explants using Na⁺/H⁺ antiporter gene to generate transgenies to resist salinity stress
(BRAC University, 2018-07)Peanut is one of the most popular sources of healthy addible oil. Its susceptance to various biotic and abiotic stresses is limiting crop production worldwide. Salinity is prior to them. Moreover, it is strictly monocious ... -
Women in Science, Technology, Engineering and Mathematics (STEM) in Bangladesh
(BRAC University, 2018-10)This is a study to show the participation of female students in subjects related to science in the recent days compared to the previous days. To conduct the study, I have designed the study by showing the cultural barrier ... -
Exact solutions of fractional differential equations by using new generalized (G´=G)-expansion method
(BRAC University, 2018-10-25)In this thesis, Exact Solutions of fractional differential equations by using (G'/G)- Expansion Method the nonlinear partial fractional differential equations are renewed to the nonlinear ordinary differential equations ... -
Development of Lactic Acid bacteria starter culture for probiotic yogurt
(2018-09)Lactobacillales or lactic acid bacteria (LAB) are one of the most numerous groups of bacteria linked to humans. Lactic acid bacteria show antimicrobial properties and these are generally recognized as safe (GRAS). The ... -
Determination of prevalence and antibiotic susceptibility pattern of the bacterial isolates collected from different parts of domestic refrigerators
(BRAC University, 2018-07)Refrigerator form an important link in wide chain of cross contamination which leads to the outbreak of domestic food borne disease.In this study samples were obtained from various parts (drawer,handle,egg tray,surface) ... -
Establishment of an In Vitro regeneration protocol of Gerbera (Gerbera Jamesonii) from leaf, flower bud and flower stalk explants of two Gerbera varieties
(BRAC University, 2018-09)Gerbera Jamesonii is a flowering plant that has gained popularity and increasing commercial significance in many countries of the world, and is in great demand in the floral industry as a cut flower and a potted plant ... -
State of Chikungunya in various countries: a review
(BRAC University, 2018-09)In the last few decades, chikungunya virus transmitted by Aedes spp mosquitoes has reemerged in Africa, southern and southeastern Asia, and the Indian Ocean Islands as the cause of large outbreaks of human disease. The ... -
A study on various aspects of bioremediation with microbes as a tool of effective waste management
(BRAC University, 2018-09)The study was evaluating and assessing current waste management techniques and their impact on the environment. While the most used techniques produce detrimental outcomes, bioremediation is the most environment friendly ... -
Study of in vitro regeneration protocol of gerbera (Gerbera jamesonii Bolus) grown in Bangladesh
(BRAC University, 2018-09)Gerbera jamesonii Bolus is one of the most widespread decorative plants in the world. The gerbera market would benefit from an efficient and simple protocol for high rate regeneration for propagation and genetic engineering. ... -
An overview on the prevalence and diagnosis of dengue
(BRAC University, 2018-09)Dengue viral contamination has become greater in size, global health concern with over twofifths of the world's population at risk of infection. This paper provides a brief review of the history of dengue research. It ... -
Screening of gram-positive opportunistic bacteria from oral cancer infection and their antibiotic resistance pattern
(BRAC University, 2018)The immune compromised patients after treatment of oral cancer may have a chance of infection by drug-resistant opportunistic microbes. This study investigated the gram-positive opportunistic bacteria found in the oral ...