Browsing Thesis (Bachelor of Science in Microbiology) by Issue Date
Now showing items 21-40 of 140
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Isolation of cellulolytic bacteria from soil and identification by 16S rRNA gene sequencing
(BRAC University, 2016-06)Cellulases have an escalating demand in many industries as they hold extreme potency for converting the most abundant lignocellulosic material into renewable and sustainable energy, chemicals, fuels and materials. Hence, ... -
Comparative study of the microbiological status of street, lower-mid, higher-mid and high level fast food shops and detection of multidrugresistant isolates
(BRAC University, 2016-08)Fast foods and street foods are a part of life of the people of Dhaka city nowadays. Through these foods, food borne diseases are also increasing in an alarming rate. This study was conducted on chicken burgers of the ... -
Development of good quality of yogurt in terms of texture, flavor, food value and low cost and determining the fat percentage of milk and yogurt
(BRAC University, 2016-08)In the present study efforts were made to develop improved quality of yogurt in terms of texture, flavor, colour, taste and low fat content. To achieve this objective, better strains of Lactobacillus were isolated from ... -
Microbiological status of ice cream and tamarind juice (tok) collected from various locations of Dhaka city
(BRAC University, 2016-08)The project was designed to take on a study on the microbiological status of the ice cream and tamarind juice (tok) samples taken from different shops and street vendors that are located in different areas of Dhaka city. ... -
Examination of huntington’s disease with atypical clinical features in a Bangladeshi family tree and study of association of miRNAs expression level with the diseased condition
(BRAC Univeristy, 2016-11)Hereditary neurodegenerative diseases are among the most serious and urgent problems of modern neurology. In Bangladesh perspective this is the first study on Huntington disease, mainly due to lack of initiatives, advanced ... -
Detection of ETEC toxins and identification of molecular basis of extended spectrum beta-lactamase (ESBL) mediated resistance in a multidrug resistant Enterobacter agglomerans strain
(BRAC University, 2016-11)Enterotoxigenic Esherichia coli (ETEC) is one of the salient causative agents of diarrhea particularly in developing countries and renders a major health complication in travelers to endemic areas. Eventually, infections ... -
Isolation, identification and characterization of Rhizobium from hyacinth bean (Lablab niger) root nodule and study its effect on plant growth and nitrogen fixation ability
(BRAC University, 2016-12-01)Symbiotic systems for biological nitrogen fixation (BNF) in agriculture are most promising. Accordingly, the present study was conducted for the isolation, identification, and characterization of nitrogen-fixing bacterial ... -
Isolation of methicillin resistant staphylococcus aureus from the environmental samples in Dhaka City
(BRAC University, 2017-03)Methicillin resistant Staphylococcus aureus have emerged over more than 50 years ago. The indiscriminate use of antibiotics is responsible for its prevalence. This comparative study has been carried out to show the ... -
Comparative study of the presence of stx1 and stx2 genes from clinical and environmental samples of Shigella
(BRAC University, 2017-03)Shigellosis, a disease caused by Shigella spp. occur because of the presence of stx1 and stx2 genes. Shigellaspp. Sometimes escapes detection by the traditional culture methods. Bacterial isolates were chosen on the basis ... -
Isolation of stx1 and stx2 genes from clinical and environmental samples of Escherichia coli
(BRAC University, 2017-03)E. coli O157:H7, a Shiga toxin producing microbe was first acknowledged as a virulent organism in 1982 during an analysis of an outbreak of hemorrhagic colitis associated with consumption of hamburgers from a fast food ... -
Comparative study on the antibacterial activities of four commercially available antiseptics- Dettol, Hexisol, Oralon and Betadine against staphylococcus aureus, klebsiella pneumoniae , bacillus cereus, and pseudomonas aeruginosa
(BRAC Univeristy, 2017-05)The present study was carried out to determine the effectiveness of commercially available and common antiseptics that are used extensively in Bangladesh and other countries as well. Dettol, hexisol, oralon and betadine ... -
Comparative study on the antibacterial activities of neem oil, mustard oil and black seed oil against staphylococcus aureus, klebsiella pneumoniae, bacillus cereus, salmonella typhi and pseudomonas aeruginosa
(BRAC Univeristy, 2017-05)The study was aimed to determine the antimicrobial activity of commercially available Neem oil, Mustard oil and Black seed oil against some disease causing organism such as Staphylococcus aureus, Klebsiella pneumoniae , ... -
Screening of silver resistance gene in clinical isolates and determination of Minimum Inhibitory Concentration (MIC) for silver nitrate
(BRAC University, 2017-07)Bacterial resistance to antibiotics has increased rapidly within recent years and has become a serious threat to public health. Ionic silver exhibits antimicrobial activity against a broad range of micro-organisms. As a ... -
Antimicrobial activity of Tea Tree oil (Melaleuca alternifolia) against skin infection causing bacteria and comparison of its effectiveness with that of the Eucalyptus oil, Lemongrass oil and conventional antibiotics.
(BRAC University, 2017-09)The last several years it’s seen that rising number of bacteria is developing resistance to synthetic antibiotics which hinders combating infective health conditions. It’s known to everyone that most antibiotics no longer ... -
Prevalence, antibiotic susceptibility and plasmid profile of bacteria isolated from door handles of washrooms of a hospital in Dhaka
(BRAC University, 2017-10)ABSTRACT: Background: The fomites can serve as vehicles in transmission of pathogens. This study was conducted to determine the bacterial contamination in door handles of washrooms of a hospital, to determine the prevalence ... -
Prevalence, antibiotic susceptibility and plasmid profile of bacteria from door knobs of female restrooms in BRAC University, Dhaka
(BRAC University, 2017-10)Non-porous environmental surfaces such as door knobs of restrooms are routinely touched with hands and can serve as vehicles for transmitting infectious diseases. This study aimed at isolating, identifying the bacterial ... -
Rapid identification of Klebsiella pneumoniae using PCR based method targeting 16S rRNA gene
(BRAC University, 2017-10)Background of the study: Klebsiella pneumoniae (KPN) is a gram negative and one of the most pathogenic bacteria of Klebsiella species which accounts for a significant proportion of pneumonia, nosocomial infections, urinary ... -
Rapid identification of Streptococcus pneumoniae strains using 16S rRNA gene based PCR method.
(BRAC University, 2017-10-26)Streptococcus pneumoniae strains are responsible for severe diseases, including pneumonia, bronchitis, otitis media, septicemia, meningitis. Early identification of etiologic agent of pneumococcal diseases is essential and ... -
Screening for silver resistant silE gene in Klebsiella pneumoniae isolated from wound and burn patients
(BRAC Univeristy, 2017-11)Background: Bacteria are one-celled organisms cause various infectious disease. Wound site is more susceptible to the pathogenic bacteria and those bacteria becoming resistant to antibiotic day by day, a serious threat to ... -
Combination of several therapeutic drugs with tetracycline to combat highly drug resistant urinary tract infection pathogens
(BRAC University, 2017-12)Urinary tract infection (UTI) is one of the most frequent bacterial infections worldwide. Presently, the most crucial factor of treating UTI is antibiotic resistance. The overutilization of antibiotics has become the ...
