Klebsiella pneumoniae is a Gram-negative, encapsulated, lactose-fermenting, non-motile, facultative rod in the genus Klebsiella and […]
Month: August 2023
PSEUDOMONAS AERUGINOSA
Pseudomonas aeruginosa is a non-enteric, oxidase positive, Gram-negative, motile; obligate aerobic straight or curved rod […]
STERILIZATION TECHNIQUES IN INDUSTRIAL MICROBIOLOGY
Sterilization is defined as any process by which objects, materials or an environment may be […]
LACTIC ACID BACTERIA (LAB)
Lactic acid bacteria (LAB) are a group of Gram positive, non-sporing bacteria that carryout lactic […]
Factors that affect microbial population in the soil
The population of microorganisms in the soil are affected or influenced by many factors […]
Importance of microbial population in the soil
The soil is that part of the earth crust or earth that supports plant life. […]
STANDARD QUALITY CONTROL STRAINS FOR ANTIBIOGRAM
Quality control strains (or reference strains)are typed cultures of microorganisms with known antimicrobial susceptibility patterns […]
PREPARATION OF 0.5 McFARLAND TURBIDITY STANDARDS
McFarland Turbidity Standard is an important technique performed in the microbiology laboratory especially when carrying […]
ISONIAZID – anti-tuberculosis (TB) drug
Isoniazid or isonicotinyl hydrazine (INH) is a first-line antibiotic used for the treatment of tuberculosis […]
CHLORAMPHENICOL
Chloramphenicol is a protein synthesis inhibitor but the antibiotic unlike other drugs that interfere with […]
MECHANISMS OF TRANSFER OF RESISTANCE GENES IN BACTERIA
Below are some of the major ways through which bacteria pass on their antibiotic […]
GENETIC BASIS OF ANTIBIOTIC RESISTANCE
Genetic resistance of microbes to antibiotics is due to a chromosomal mutation in the bacterial […]
STEPS INVOLVED IN TRANSFORMING BACTERIAL CELLS
There are different types of steps involved in the transformation of a bacterial cell in […]
GENE CLONING
Cloning is a molecular biology technique which is used to make millions of copies of […]
GIARDIASIS
Giardiasis is a water-borne protozoal diarrheal-disease that is cause by parasites in the genus Giardia. […]
LEISHMANIASIS
Leishmaniasis is the parasitic disease caused by the protozoal organism, Leishmania. The disease affects the […]
METALLO-β-LACTAMASE (MBL) – detection methods
Metallo-beta-lactamases (MBLs) are beta-lactamase enzymes produced by pathogenic bacteria, and which hydrolyzes the carbapenems (e.g. […]
EXTENDED SPECTRUM β-LACTAMASE (ESBL) – detection methods
Extended spectrum beta-lactamases (ESBLs) are beta-lactamase enzymes that breakdown or hydrolyze broad-spectrum beta-lactam drugs especially […]
The 3 Rs (Reduction, Refinement, Replacement): Guiding Principles in the Use of Animals For Biomedical/Scientific Research
The use of laboratory animals including mice, rats, rabbits and primates for scientific/biomedical research is […]
RATIONALE FOR THE CONTINUED USE OF ANIMALS FOR RESEARCH
Animals including (primates, dogs, cats, rabbits, mice) are still being used to conduct scientific/biomedical research […]
Issues Surrounding the Use of Animals in Scientific Research
Animals such as mice, rats, rabbits, monkeys and primates are used in biomedical research to […]
Advantages & disadvantages of cell culture techniques
ADVANTAGES OF CELL CULTURE TECHNIQUES DISADVANTAGES OF CELL CULTURE TECHNIQUES References Alberts B, Bray D, […]
SAFETY IN THE CELL CULTURE LABORATORY
Safety is paramount in any cell culture laboratory. It protects the researcher from possible contamination […]
APPLICATIONS OF CELL CULTURE TECHNIQUE
Cell culture technique is defined as the process by which prokaryotic, eukaryotic or plant cells […]
TERMINOLOGIES USED IN EPIDEMIOLOGICAL STUDIES
Such drift or subtle changes in the antigenic surfaces of pathogens are a setback for […]
ANTIMICROBIAL PROPERTIES OF LICHEN SECONDARY METABOLITES
Lichens possess varying antimicrobial properties; and they have been shown to be active against a […]
MACROMOLECULES OF LIFE
Macromolecules are large biological molecules that are made up of repeating smaller biological units generally […]
MEIOSIS
Meiosis unlike mitosis is the type of cell division that occurs during the formation of […]
Application of genetically modified organisms (GMOs)
The field of medicine has in the past decades seen the production of many biotherapeutics […]
GENETICALLY MODIFIED ORGANISMS (GMOs)
Genetically modified organisms(GMOs) are living organisms including plants and microorganisms whose genetic material has been […]