Timeline of COVID-19 outbreak, spread, morbidity and mortality around the globe. Understanding the biological and molecular dynamics of emerging diseases. COVID-19: An emerging pandemic. COVID-19: An emerging viral disease. X-raying the natural host and/or reservoir of the causative agent of COVID-19. Overview of n-coronavirus. Significance of biopreparedness in a changing society. COVID—19, a biothreat or natural infection. Microbiology, pathophysiology, laboratory diagnosis and clinical signs and symptoms of COVID-19. Overview of Matrix-Assisted Laser Desorption/Ionization Time of Flight Mass Spectrometry Pathogenesis, epidemiology, biology and prevention and control of Listeria monocytogenes infection Overview of recent cure techniques and vaccine development for HIV/AIDS Molecular mechanisms of antibiotic resistance Candida auris: molecular mechanisms of its antibiotic resistance Importance of probiotics, synbiotics and prebiotics in maintaining the gut flora and health Update on the mechanisms of action of organisms involved in the microbiome of the gut Overview of microorganisms used for the industrial production of antibiotics Entomopathogens and their importance in pest control and food security Genetically modified foods (GMFs) and their significance in ensuring food security Overview of genetically modified organisms (GMOs) Saccharomyces cerevisiae and its significance in the industry The stages involved in beer production Significance Lactobacillus species in the food industry Biology, virulence, pathogenicity, epidemiology and treatment of Vibrio cholerae infection Overview of autoantibodies and autoimmunity Types, structure and importance of antibodies Overview of polyclonal antibodies and monoclonal antibodies Antiretrovirals, their types and clinical applications Co-infection of Schistosoma haematobium and Schistosoma bovis Importance of genomics and proteomics in clinical diagnosis and treatment of infectious diseases Clostridium difficile: Biology, pathogenesis, laboratory diagnosis, treatment and control Overview of zika virus infection Overview of Ebola virus infection Overview of Chikungunya virus infection Significance of Helicobacter pylori in ulcerative infections of humans Bacillus thuringiensis, an important bacterium for anti-insecticidal development Propionibacterium acne, and its implication in skin infections Overview of normal mycoflora Overview of normal bacterial flora Otitis media infection and otitis externa infection: causes, laboratory diagnosis, treatment and control Rheumatoid arthritis: causes, laboratory diagnosis, treatment and control Primary lymphoid organ and secondary lymphoid organs: an update on their immunological importance Mycoses: types, causes, laboratory diagnosis, treatment and prevention An update on the microbiology of oral infection Halitosis: causes, treatment and prevention Overview of quorum sensing Overview of biofilm formation in microbes Overview of cerebral malaria Overview of multidrug resistant bacteria Overview of medicinal plants and their importance in novel drug discovery Significance of nanotechnology and nanomedicine in drug discovery Definition and importance of gene therapy techniques in treatment of non-infectious diseases Overview of cell culture techniques Urinary tract infections (UTIs): causes, laboratory diagnosis, treatment, prevention and control Overview of lysogenic cycle and lytic cycle of viral replication Overview of Chagas disease Overview of Onchocerciasis Overview of schistosomiasis Importance of DNA microarray technique in infectious diseases diagnosis Overview of the industrial applications and significance of biosurfactants Importance of surfactants in the industry Importance of aseptic technique in the clinical microbiology laboratory Botulism: causes, pathogenicity, laboratory diagnosis, treatment, prevention and control Overview of food intoxication Overview of food poisoning Overview of mycotoxins and their types Aspergillus flavus and its effects in the food industry Importance of chromogenic agar in microbiological analysis Significance of mutagenesis in the industry Overview of Girdiasis Importance of liposomes in pharmaceutical industry Overview of extended spectrum beta lactamases (ESBLs) Overview of metallo beta lactamases (MBLs) Overview of AmpC enzymes Overview of zoonotic infections Overview of nosocomial infections And update on Bioterrorism and Biosurveillance Categories of organisms implicated in bioterrorism and their control Overview of microscopy, types and their individual importance Flagellation types and their importance in pathogenesis and virulence of microbes Paragonimus westermani: vector, pathogenesis, laboratory diagnosis, treatment and prevention Sterilization techniques used in the industries Overview of the biosafety laminar flow cabinet (the hood) Overview of sulphate reducing bacteria (SRB) Evolution of resistance in sulphate reducing bacteria (SRB) Overview of microbially induced corrosion (MIC) Overview of biocorrosion Overview of biocide resistance The future of nanotized drugs in efficient drug delivery, treatment and improved prognosis Overview of hazard analysis and critically control point (HACCP) Overview of bioinformations Introductory bioinformatics Bioinformatics and its importance in medicine Bioinformatics and its significance in disease diagnosis Bioinformatics and its importance in biomedical research Isolation, culture and identification techniques of viruses Overview of disinfectants Overview of antimicrobial agents Overview of plasmids and their importance in molecular biology research Overview of lichens Overview of endophytes Overview of the microbes found in the rhizosphere Lichens and their significance in drug discovery Overview of immunohistochemistry techniques Overview of HIV reservoir cells and sites in the body Pathophysiology of HIV/AIDS infection Overview of the T cell subpopulations Eutrophication: causes, consequences and control Overview of good manufacturing practices (GMPs) and good laboratory practices (GLPs) Importance of Endophytic fungi in drug discovery and Development Significance of secondary metabolites of endophytic fungi in clinical medicine Biology, pathogenesis, Laboratory diagnosis and treatment of Candida auris infection Biology, pathogenesis, Laboratory diagnosis and treatment of Candida albicans infection Biology, pathogenesis, Laboratory diagnosis and treatment of Sporothrix schenckii infection Overview of the importance of Saccharomyces cerevisiae in the food industry Clinical implications of mycotoxins of Aspergillus flavus. Economic and clinical importance of mycotoxins. Biology, pathogenesis, treatment and control and prevention of coronavirus infection.