GENERAL MICROBIOLOGY
• Microbiology is defined simply as the study of microorganisms, with "micro" meaning
small and "biology" referring to the study of living things.
• Father of Microbiology: Antonie van Leeuwenhoek
• Pasteurization process was discovered by Louis Pasteur
• Penicillin was discovered by Alexander Fleming
• Mycobacterium tuberculosis was discovered by Robert Koch
• Bacteriology – the study of bacteria
• Parasitology – the study of parasites
• Mycology – the study of fungi
• Protozoology – the study of protozoa
• Phycology/Algology – the study of algae
• Virology – the study of viruses
• Generation time: The generation time of bacteria is the time it takes for a bacterial
population to double in number. It varies among bacteria and is affected by many
factors, including the type of bacteria and environmental conditions.
• HAI: Hospital-acquired infection
• Example of HAIs: Surgical site infection (SSI), Catheter-associated urinary tract
infection (CAUTI), Urinary tract infection (UTI), Central line-associated bloodstream
infection (CLABSI)
• Pathogens are infectious microorganisms that can cause disease to the host.
• MRSA: Methicillin-resistant Staphylococcus aureus
• VRSA: Vancomycin-resistant Staphylococcus aureus
• XDR: Extensively drug-resistant
• PDR: Pandrug-resistant
• HIV: Human immunodeficiency viruses
• AIDS: Acquired immunodeficiency syndrome
• ELISA: Enzyme-linked immunosorbent assay
