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Microbiology Class

Microbiology Class

Best Microbiology Resource Hub for Notes, Seminars, Courses

  • Welcome to MicrobiologyClass | Africa’s Leading Microbiology Platform
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  • Bacteriology
  • Biotechnology
  • Careers in Microbiology
  • Environmental & Soil Microbiology
  • Epidemiology
  • Food Microbiology
  • General Microbiology
  • Immunology & Immune System
  • Industrial Microbiology
  • Medical Microbiology
  • Microscopy & Microscope
  • Molecular Microbiology
  • Mycology
  • Pharmaceutical Microbiology
  • Project & Seminar Topics
  • Public Health & Parasitology
  • Research, Proposal & Scholarships
    • HOW TO CREATE YOUR EUROPASS CV AND EUROPASS COVER LETTER FOR EU APPLICATIONS (JOBS, RESEARCH, EDUCATION)
    • How to write a COVER LETTER – Faculty, Postgraduate, Postdoc – sample attached
    • RESEARCH PROPOSAL TIPS FOR GRANTS & PROJECTS
    • Sample template on how to write your research achievements and results when applying for a fellowship or grant
    • Access to scholarship and funding opportunities for conferences, study (B.Sc., M.Sc., Ph.D.), postdoctoral fellowships and research grants
    • Steps for a Successful Post-Doctoral Fellowship Application, Grant Call or Scholarships for Postgraduate Studies Abroad – A Personal Memoir 
    • CURRENT CALLS & Scholarships for Training, Postdoc, Higher Education & Jobs
    • The Proposal Writer’s Guide
    • COMMON MISTAKES INTERNATIONAL STUDENTS MAKE IN SCHOLARSHIP APPLICATIONS
    • Important Microbiology Websites for Study & Opportunities
  • Virology
METABOLISM
  • Microbial Physiology & Metabolism

METABOLISM

  • Dr. Chika Ejikeugwu
  • October 31, 2023

Metabolism is simply defined as the summation of the chemical reactions that occurs in the […]

PROBIOTICS
  • Biotechnology

PROBIOTICS

  • Dr. Chika Ejikeugwu
  • October 26, 2023

According to the World Health Organization (WHO) and the Food and Agriculture Organization of the […]

CELL IMMOBILIZATION
  • Biotechnology

CELL IMMOBILIZATION

  • Dr. Chika Ejikeugwu
  • October 18, 2023

  Cell immobilizationis the process of fixing the cells of living organisms including plants, animals, […]

INNATE IMMUNITY: Mechanisms of Early Host Defense Against Microbial Infection
  • Immunology & Immune System

INNATE IMMUNITY: Mechanisms of Early Host Defense Against Microbial Infection

  • Dr. Chika Ejikeugwu
  • October 12, 2023

Innate immunity constitutes the host’s intrinsic, evolutionarily conserved defense system and represents the first immunological […]

SIGNIFICANCE OF MONOCLONAL AND POLYCLONAL ANTIBODIES
  • Immunology & Immune System

SIGNIFICANCE OF MONOCLONAL AND POLYCLONAL ANTIBODIES

  • Dr. Chika Ejikeugwu
  • October 6, 2023

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
  • Research, Proposal & Scholarships

How to write a COVER LETTER – Faculty, Postgraduate, Postdoc – sample attached

  • Dr. Chika Ejikeugwu
  • October 1, 2023

How to write a COVER LETTER – Faculty, Postgraduate, Postdoc – sample attached A cover […]

ORGANS OF THE IMMUNE SYSTEM AND THEIR FUNCTION
  • Immunology & Immune System

ORGANS OF THE IMMUNE SYSTEM AND THEIR FUNCTION

  • Dr. Chika Ejikeugwu
  • September 13, 2023

The organs of the immune system are classically categorized into two principal groups: primary (central) […]

B CELL PRODUCTION
  • Immunology & Immune System

B CELL PRODUCTION

  • Dr. Chika Ejikeugwu
  • September 13, 2023

B cells are specialized type of lymphocytes that are responsible for the production of antibodies […]

CULTURE (GROWTH) MEDIA
  • Culture media

CULTURE (GROWTH) MEDIA

  • Dr. Chika Ejikeugwu
  • September 6, 2023

The clinical diagnosis of some infectious diseases (including those caused by bacteria and fungi) in […]

Important techniques in microbiology laboratory
  • Microbe Lab
  • Techniques in Microbiology Lab

Important techniques in microbiology laboratory

  • Dr. Chika Ejikeugwu
  • September 6, 2023

DIRECT PLATE COUNTING Direct plate counting is a microbiological technique used to evaluate the actual […]

KLEBSIELLA PNEUMONIAE
  • Bacteriology

KLEBSIELLA PNEUMONIAE

  • Dr. Chika Ejikeugwu
  • August 31, 2023

Klebsiella pneumoniae is a Gram-negative, encapsulated, lactose-fermenting, non-motile, facultative rod in the genus Klebsiella and […]

PSEUDOMONAS AERUGINOSA
  • Bacteriology

PSEUDOMONAS AERUGINOSA

  • Dr. Chika Ejikeugwu
  • August 31, 2023

Pseudomonas aeruginosa is a non-enteric, oxidase positive, Gram-negative, motile; obligate aerobic straight or curved rod […]

Sterilization Techniques in Industrial Microbiology: Safeguarding Fermentation Integrity
  • Industrial Microbiology

Sterilization Techniques in Industrial Microbiology: Safeguarding Fermentation Integrity

  • Dr. Chika Ejikeugwu
  • August 30, 2023

Sterility is central and important for the success of any industrial fermentation process. Industrial microbiology […]

Lactic Acid Bacteria (LAB): Key Microorganisms in Fermentation and Food Biotechnology
  • Industrial Microbiology

Lactic Acid Bacteria (LAB): Key Microorganisms in Fermentation and Food Biotechnology

  • Dr. Chika Ejikeugwu
  • August 30, 2023

Introduction Lactic acid bacteria (LAB) constitute a diverse and functionally significant group of Gram-positive, non-sporulating, […]

Factors that affect microbial population in the soil   
  • Environmental & Soil Microbiology

Factors that affect microbial population in the soil   

  • Dr. Chika Ejikeugwu
  • August 29, 2023

      The population of microorganisms in the soil are affected or influenced by many factors […]

Importance of microbial population in the soil
  • Environmental & Soil Microbiology

Importance of microbial population in the soil

  • Dr. Chika Ejikeugwu
  • August 29, 2023

The soil is that part of the earth crust or earth that supports plant life. […]

STANDARD QUALITY CONTROL STRAINS FOR ANTIBIOGRAM
  • Antimicrobial Susceptibility Testing (AST) & Antibiogram

STANDARD QUALITY CONTROL STRAINS FOR ANTIBIOGRAM

  • Dr. Chika Ejikeugwu
  • August 28, 2023

Quality control strains (or reference strains)are typed cultures of microorganisms with known antimicrobial susceptibility patterns […]

PREPARATION OF 0.5 McFARLAND TURBIDITY STANDARDS
  • Antimicrobial Susceptibility Testing (AST) & Antibiogram

PREPARATION OF 0.5 McFARLAND TURBIDITY STANDARDS

  • Dr. Chika Ejikeugwu
  • August 28, 2023

McFarland Turbidity Standard is an important technique performed in the microbiology laboratory especially when carrying […]

ISONIAZID – anti-tuberculosis (TB) drug
  • Antimicrobial Agents & Antibiotics
  • Pharmaceutical Microbiology

ISONIAZID – anti-tuberculosis (TB) drug

  • Dr. Chika Ejikeugwu
  • August 27, 2023

Isoniazid or isonicotinyl hydrazine (INH) is a first-line antibiotic used for the treatment of tuberculosis […]

CHLORAMPHENICOL
  • Antimicrobial Agents & Antibiotics
  • Pharmaceutical Microbiology

CHLORAMPHENICOL

  • Dr. Chika Ejikeugwu
  • August 27, 2023

Chloramphenicol is a protein synthesis inhibitor but the antibiotic unlike other drugs that interfere with […]

MECHANISMS OF TRANSFER OF RESISTANCE GENES IN BACTERIA
  • Antibiotic Resistance / Antimicrobial Resistance (AMR)
  • Antimicrobial Agents & Antibiotics
  • Pharmaceutical Microbiology

MECHANISMS OF TRANSFER OF RESISTANCE GENES IN BACTERIA

  • Dr. Chika Ejikeugwu
  • August 15, 2023

  Below are some of the major ways through which bacteria pass on their antibiotic […]

GENETIC BASIS OF ANTIBIOTIC RESISTANCE
  • Antibiotic Resistance / Antimicrobial Resistance (AMR)
  • Antimicrobial Agents & Antibiotics
  • Pharmaceutical Microbiology

GENETIC BASIS OF ANTIBIOTIC RESISTANCE

  • Dr. Chika Ejikeugwu
  • August 15, 2023

Genetic resistance of microbes to antibiotics is due to a chromosomal mutation in the bacterial […]

STEPS INVOLVED IN TRANSFORMING BACTERIAL CELLS
  • Biotechnology
  • Molecular Microbiology

STEPS INVOLVED IN TRANSFORMING BACTERIAL CELLS

  • Dr. Chika Ejikeugwu
  • August 14, 2023

There are different types of steps involved in the transformation of a bacterial cell in […]

GENE CLONING
  • Biotechnology
  • Molecular Microbiology

GENE CLONING

  • Dr. Chika Ejikeugwu
  • August 14, 2023

Cloning is a molecular biology technique which is used to make millions of copies of […]

GIARDIASIS
  • Public Health & Parasitology

GIARDIASIS

  • Dr. Chika Ejikeugwu
  • August 13, 2023

Giardiasis is a water-borne protozoal diarrheal-disease that is cause by parasites in the genus Giardia. […]

LEISHMANIASIS
  • Public Health & Parasitology

LEISHMANIASIS

  • Dr. Chika Ejikeugwu
  • August 13, 2023

Leishmaniasis is the parasitic disease caused by the protozoal organism, Leishmania. The disease affects the […]

UNDERSTANDING MBL MICROBIOLOGY
  • Antibiotic Resistance / Antimicrobial Resistance (AMR)
  • Antimicrobial Susceptibility Testing (AST) & Antibiogram
  • Microbe Lab
  • Pharmaceutical Microbiology

UNDERSTANDING MBL MICROBIOLOGY

  • Dr. Chika Ejikeugwu
  • August 10, 2023

Metallo-beta-lactamases (MBLs) are beta-lactamase enzymes produced by pathogenic bacteria, and which hydrolyzes the carbapenems (e.g. […]

ESBL Positive – Understanding Extended spectrum beta-lactamases tests
  • Antibiotic Resistance / Antimicrobial Resistance (AMR)
  • Antimicrobial Susceptibility Testing (AST) & Antibiogram
  • Microbe Lab
  • Pharmaceutical Microbiology

ESBL Positive – Understanding Extended spectrum beta-lactamases tests

  • Dr. Chika Ejikeugwu
  • August 10, 2023

What does it mean to be ESBL positive? Learn how to detect these antibiotic-resistant bacteria […]

The 3 Rs (Reduction, Refinement, Replacement): Guiding Principles in the Use of Animals For Biomedical/Scientific Research
  • Cell Culture Notes
  • Laboratory Biosafety
  • Microbe Lab
  • Safety tips in Microbiology Lab
  • Techniques in Microbiology Lab

The 3 Rs (Reduction, Refinement, Replacement): Guiding Principles in the Use of Animals For Biomedical/Scientific Research

  • Dr. Chika Ejikeugwu
  • August 8, 2023

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
  • Cell Culture Notes
  • Laboratory Biosafety
  • Microbe Lab
  • Safety tips in Microbiology Lab
  • Techniques in Microbiology Lab

RATIONALE FOR THE CONTINUED USE OF ANIMALS FOR RESEARCH

  • Dr. Chika Ejikeugwu
  • August 8, 2023

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
  • Cell Culture Notes
  • Laboratory Biosafety
  • Microbe Lab
  • Safety tips in Microbiology Lab
  • Techniques in Microbiology Lab

Issues Surrounding the Use of Animals in Scientific Research

  • Dr. Chika Ejikeugwu
  • August 8, 2023

Animals such as mice, rats, rabbits, monkeys and primates are used in biomedical research to […]

Advantages & disadvantages of cell culture techniques
  • Cell Culture Notes

Advantages & disadvantages of cell culture techniques

  • Dr. Chika Ejikeugwu
  • August 8, 2023

ADVANTAGES OF CELL CULTURE TECHNIQUES DISADVANTAGES OF CELL CULTURE TECHNIQUES References Alberts B, Bray D, […]

SAFETY IN THE CELL CULTURE LABORATORY
  • Cell Culture Notes

SAFETY IN THE CELL CULTURE LABORATORY

  • Dr. Chika Ejikeugwu
  • August 8, 2023

Safety is paramount in any cell culture laboratory. It protects the researcher from possible contamination […]

APPLICATIONS OF CELL CULTURE TECHNIQUE
  • Cell Culture Notes

APPLICATIONS OF CELL CULTURE TECHNIQUE

  • Dr. Chika Ejikeugwu
  • August 8, 2023

Cell culture technique is defined as the process by which prokaryotic, eukaryotic or plant cells […]

TERMINOLOGIES USED IN EPIDEMIOLOGICAL STUDIES
  • Epidemiology

TERMINOLOGIES USED IN EPIDEMIOLOGICAL STUDIES

  • Dr. Chika Ejikeugwu
  • August 7, 2023

Such drift or subtle changes in the antigenic surfaces of pathogens are a setback for […]

ANTIMICROBIAL PROPERTIES OF LICHEN SECONDARY METABOLITES
  • Pharmaceutical Microbiology
  • Antimicrobial Agents & Antibiotics

ANTIMICROBIAL PROPERTIES OF LICHEN SECONDARY METABOLITES

  • Dr. Chika Ejikeugwu
  • August 7, 2023

Lichens possess varying antimicrobial properties; and they have been shown to be active against a […]

MACROMOLECULES OF LIFE
  • Microbial Physiology & Metabolism

MACROMOLECULES OF LIFE

  • Dr. Chika Ejikeugwu
  • August 2, 2023

Macromolecules are large biological molecules that are made up of repeating smaller biological units generally […]

MEIOSIS
  • Microbial Physiology & Metabolism

MEIOSIS

  • Dr. Chika Ejikeugwu
  • August 2, 2023

Meiosis unlike mitosis is the type of cell division that occurs during the formation of […]

Application of genetically modified organisms (GMOs)
  • Biotechnology

Application of genetically modified organisms (GMOs)

  • Dr. Chika Ejikeugwu
  • August 1, 2023

The field of medicine has in the past decades seen the production of many biotherapeutics […]

GENETICALLY MODIFIED ORGANISMS (GMOs)
  • Biotechnology

GENETICALLY MODIFIED ORGANISMS (GMOs)

  • Dr. Chika Ejikeugwu
  • August 1, 2023

Genetically modified organisms(GMOs) are living organisms including plants and microorganisms whose genetic material has been […]

MAJOR HISTOCOMPATIBILITY COMPLEX (MHC) MOLECULES
  • Immunology & Immune System

MAJOR HISTOCOMPATIBILITY COMPLEX (MHC) MOLECULES

  • Dr. Chika Ejikeugwu
  • July 31, 2023

Major histocompatibility complex (MHC) moleculesalso known as human leukocyte antigens (HLA) complex are a large […]

IMMUNE SYSTEM CELLS AND THEIR FUNCTIONS
  • Immunology & Immune System

IMMUNE SYSTEM CELLS AND THEIR FUNCTIONS

  • Dr. Chika Ejikeugwu
  • July 31, 2023

All blood and immune cells originate from hematopoietic stem cells within the bone marrow through […]

  • Culture media
  • Techniques in Microbiology Lab

INCUBATION & STERILIZATION TECHNIQUE

  • Dr. Chika Ejikeugwu
  • July 13, 2023

Microorganisms are incubated in the incubator at different temperatures and time interval depending on the […]

CULTURING TECHNIQUE
  • Bacteriology
  • Culture media
  • Techniques in Microbiology Lab

CULTURING TECHNIQUE

  • Dr. Chika Ejikeugwu
  • July 13, 2023

Culturing technique is used for the propagation of microorganisms in the microbiology laboratory; and it […]

ESCHERICHIA COLI
  • Bacteriology

ESCHERICHIA COLI

  • Dr. Chika Ejikeugwu
  • July 12, 2023

Escherichia coli is a facultative, enteric, Gram-negative, motile/flagellated, and lactose-fermenting rod that occur in the […]

CLOSTRIDIUM BOTULINUM
  • Bacteriology

CLOSTRIDIUM BOTULINUM

  • Dr. Chika Ejikeugwu
  • July 12, 2023

Clostridium botulinum is a Gram-positive, strict-anaerobic, motile, pleomorphic, catalase-negative, endospore-forming bacillus (rod) that is ubiquitously […]

Saccharomyces cerevisiae: Morphology, Physiology, and Biotechnological Applications of an Ancient and Modern Yeast
  • Biotechnology
  • Industrial Microbiology

Saccharomyces cerevisiae: Morphology, Physiology, and Biotechnological Applications of an Ancient and Modern Yeast

  • Dr. Chika Ejikeugwu
  • July 11, 2023

                 Saccharomyces cerevisiae, commonly known as baker’s yeast or budding yeast, is a unicellular eukaryotic […]

Processes of Beer Production
  • Industrial Microbiology
  • Biotechnology

Processes of Beer Production

  • Dr. Chika Ejikeugwu
  • July 11, 2023

Beer production is an ancient and intricate biochemical process that has evolved over thousands of […]

Use & care of the Biosafety Laminar Flow Cabinet
  • General Microbiology

Use & care of the Biosafety Laminar Flow Cabinet

  • Dr. Chika Ejikeugwu
  • July 10, 2023

Biosafety laminar flow cabinet or hood is used to maintain a clean environment when performing […]

Materials from the iAMR team for teaching & illustrating AMR
  • Antibiotic Resistance / Antimicrobial Resistance (AMR)
  • Pharmaceutical Microbiology

Materials from the iAMR team for teaching & illustrating AMR

  • Dr. Chika Ejikeugwu
  • June 12, 2023

Are you looking for more information about Antibiotic Resistance or antimicrobial resistance (AMR)? Do you […]

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