ANTHROPONOTIC DISEASE (ANTHROPONOSIS)
Preview(opens in a new tab) An anthroponotic disease, or anthroponosis, is an infectious disease in which a disease causing agent carried by humans is transferred […]
Epidemiology
BIOTERRORISM
Bioterrorism is simply defined as the unauthorized, threatened, and deliberate use of microbes (including bacteria, fungi or viruses) and their products (e.g. spores and toxins) […]
ZOONOTIC INFECTIONS
The phrase ‘Zoonosis’ is a Greek word that comes from zoon (which means animal) and osis (which means ill). Zoonoses (plural: zoonosis) therefore, are animal […]
YELLOW FEVER: SYMPTOMS, DIAGNOSIS, TREATMENT AND PREVENTION
The yellow fever virus is found in tropical and subtropical areas of Africa and South America. The virus is spread to people by the bite […]
EPIDEMIOLOGY, CONTROL, PREVENTION, AND PUBLIC HEALTH CONCERN OF BIOWARFARE (AGENTS OF BIOTERRORISM)
Chemical agents and biological agents are very exceptional from other conventional warfare tools including nuclear/atomic weapons in that they are usually invisible and they produce […]
MODE OF DELIVERY/TRANSMISSION OF BIOLOGICAL AND CHEMICAL AGENTS OF BIOTERRORISM
Through air: Dissemination of biological or chemical agents as aerosols in the atmosphere is perhaps the best and most feared method of bioterrorism. This is […]
CATEGORIES OF BIOLOGICAL AGENTS USED FOR BIOTERRORISM
CATEGORY “A” BIOLOGICAL AGENTS Category “A” Biological Agents are high-priority agents which pose the greatest security and health threat in a population. They are the […]
MICROORGANISMS USED AS BIOLOGICAL WEAPONS
Agents of bioterrorism are usually found in the hands of terrorists, scientists, and most of all some rogue nations. In the hands of the extremists, […]
THE EPIDEMIOLOGIC APPROACH: UNDERSTANDING THE PRACTICE OF EPIDEMIOLOGY
As with all scientific endeavors, the practice of epidemiology relies on a systematic approach. In very simple terms, the epidemiologist: Counts cases or health events, […]
EPIDEMIOLOGICAL STUDIES: ETHICAL MATTERS
Ethics are the principles of right and wrong that are acceptable to a group of people or an individual. It is a system of standards […]
ECOLOGICAL AND MEDICAL SIGNIFICANCE OF REMOTE SENSING AND GEOGRAPHICAL INFORMATION SYSTEM
Remote sensing is defined as the scientific and computerized technique of gathering images (or data) of the earth’s surface from the space (satellites) and transforming […]
CHARACTERISTICS OF DISEASE-CAUSING MICROORGANISMS
Pathogens (disease-causing agents) cannot produce an infection which can eventually result to a detectable clinical disease with noticeable signs and symptoms except the infectious agent […]