Agents of bioterrorism are usually found in the hands of terrorists, scientists, and most of […]
Year: 2023
BIOTERRORISM – Brief History
Bioterrorism is an archaic and primitive practice of warfare that predates the development of the […]
BIOTERRORISM – Definition & Attributes of Biological Agents used for Biowarfare
Bioterrorism is simply defined as the unauthorized, threatened, and deliberate use of microbes (including bacteria, […]
ZOONOTIC INFECTIONS
The phrase ‘Zoonosis’ is a Greek word that comes from zoon (which means animal) and […]
FDA Approves First Gene Therapies to Treat Patients with Sickle Cell Disease
Today, the U.S. Food and Drug Administration approved two milestone treatments, Casgevy and Lyfgenia, representing […]
MEASUREMENT OF DISEASE OCCURRENCE IN A POPULATION
Statistically, the measures and/or determination of disease occurrence in a given population are usually expressed […]
SOURCES OF INFORMATION FOR EPIDEMIOLOGICAL DATA
In describing the health status of any population, useful data (in terms of health-related issues) […]
HOW TO CREATE YOUR EUROPASS CV AND EUROPASS COVER LETTER FOR EU APPLICATIONS (JOBS, RESEARCH, EDUCATION)
When applying for a scholarship for further studies abroad (in this case the European Union […]
USES OF EPIDEMIOLOGICAL DATA
Epidemiological data has immense benefit to the health of any people as well as their […]
DIFFERENTIAL COUNT FOR CSF
AIM: To provide information on the different white blood cells (neutrophils, basophils, eosinophils, lymphocytes, monocytes) […]
HAEMOCYTOMETER CELL COUNT FOR CSF SAMPLE
Cells of mammalian or prokaryotic or eukaryotic cells can be counted in the lab from […]
TYPES OF METABOLISM
Metabolic reactions help to maintain a state of balance or equilibrium in the cell. And […]
METABOLISM
Metabolismis simply defined as the summation of the chemical reactions that occurs in the cell […]
PROBIOTICS
According to the World Health Organization (WHO) and the Food and Agriculture Organization of the […]
CELL IMMOBILIZATION
Cell immobilizationis the process of fixing the cells of living organisms including plants, animals, […]
INNATE IMMUNITY
Innate immunity is the body’s natural inborn resistance to infection and it is quick in […]
SIGNIFICANCE OF MONOCLONAL AND POLYCLONAL ANTIBODIES
The two basic forms in which antibodies can be produced in purified forms in the […]
How to write a COVER LETTER – Faculty, Postgraduate, Postdoc – sample attached
How to write a COVER LETTER – Faculty, Postgraduate, Postdoc – sample attached A cover […]
ORGANS OF THE IMMUNE SYSTEM AND THEIR FUNCTION
The organs of the immune system are generally divided into two major groups which are […]
B CELL PRODUCTION
B cells are specialized type of lymphocytes that are responsible for the production of antibodies […]
ADENOVIRIDAE FAMILY
Adenoviridae family is made up of two viral genera which are Mastadenoviridae (which contain viruses […]
HEPADNAVIRIDAE FAMILY
Hepadnaviridae family consists of two viral genera which are Orthohepadnavirus (which contain viruses that infect […]
CULTURE (GROWTH) MEDIA
The clinical diagnosis of some infectious diseases (including those caused by bacteria and fungi) in […]
Important techniques in microbiology laboratory
DIRECT PLATE COUNTING Direct plate counting is a microbiological technique used to evaluate the actual […]
KLEBSIELLA PNEUMONIAE
Klebsiella pneumoniae is a Gram-negative, encapsulated, lactose-fermenting, non-motile, facultative rod in the genus Klebsiella and […]
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 […]