
GIARDIASIS
Spread the loveGiardiasis is a water-borne protozoal diarrheal-disease that is cause by parasites in the genus Giardia. The disease is a common intestinal infection which […]
Spread the loveGiardiasis is a water-borne protozoal diarrheal-disease that is cause by parasites in the genus Giardia. The disease is a common intestinal infection which […]
Spread the loveThe characteristics of a disease are largely dependent on the relationship between the environment, the disease causing microorganism (pathogen) and a susceptible host. […]
Spread the loveAn epidemiological study usually involves two important steps that must be put into consideration prior to the investigation of disease/infection outbreak. The first […]
Spread the loveCATEGORY “A” BIOLOGICAL AGENTS Category “A” Biological Agents are high-priority agents which pose the greatest security and health threat in a population. They […]
Spread the love Through air: Dissemination of biological or chemical agents as aerosols in the atmosphere is perhaps the best and most feared method of […]
Spread the loveBioterrorism is simply defined as the unauthorized, threatened, and deliberate use of microbes (including bacteria, fungi or viruses) and their products (e.g. spores […]
Spread the loveThe phrase ‘Zoonosis’ is a Greek word that comes from zoon (which means animal) and osis (which means ill). Zoonoses (plural: zoonosis) therefore, […]
Spread the loveThe immune system is a complex system which consists of collection of cells, organs, tissues and molecules that work together to protect an […]
Spread the loveImmunoglobulins do not actually kill or eliminate pathogenic microorganisms or antigens from the body. The role of antibodies during an infection is to […]
Spread the loveAll the cells of the immune system inclusive of blood cells originate from the bone marrow during haematopoiesis from progenitor haematopoietic stem cells(Figure […]
Spread the loveAntigen-antibody reaction is an immunological reaction in which a particular antibody molecule reacts with a specific antigen to form an antigen-antibody complex which […]
Spread the loveHowever antigenic a foreign molecule/substance may be; to be immunogenic and qualify to be called an actual antigen to the extent of eliciting […]