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Introduction Streptococcus agalactiae, commonly known as Group B Streptococcus (GBS), is a Gram-positive bacterium belonging to the Streptococcaceae family. It is a significant human pathogen known for causing various infections in both adults and newborns. The bacterium is typically found as a part of the …
Introduction Streptococcus pyogenes, also known as Group A Streptococcus (GAS), is a gram-positive, spherical bacterium that belongs to the Streptococcaceae family. It is one of the most common and important human pathogens, responsible for a wide range of infections in humans. This bacterium is typically …
Introduction Chlamydia trachomatis is a gram-negative bacterium and is an important human pathogen known for causing several diseases. It is an obligate intracellular bacterium, meaning it can only survive and reproduce inside host cells. C. trachomatis primarily infects epithelial cells of the mucous membranes in …
Introduction Corynebacterium diphtheriae is a gram-positive, rod-shaped bacterium that causes diphtheria, a highly contagious and potentially life-threatening respiratory infection. This bacterium was first identified and described by the German physician Edwin Klebs in 1883, and later confirmed by Friedrich Loeffler and Emil von Behring. The …
Introduction Escherichia coli, often abbreviated as E. coli, is a gram-negative, rod-shaped bacterium belonging to the Enterobacteriaceae family. It is one of the most commonly studied and well-known bacteria, both because of its importance in scientific research and its relevance in various aspects of human …
Introduction Citrobacter koseri, formerly known as Citrobacter diversus, is a gram-negative bacterium belonging to the Enterobacteriaceae family. It is a facultative anaerobe, meaning it can grow both in the presence and absence of oxygen. The species name “koseri” is a tribute to the bacteriologist Leo …
Introduction Streptococcus agalactiae, also known as Group B Streptococcus (GBS), is a Gram-positive bacterium that belongs to the Streptococcaceae family. It is a significant human pathogen and is commonly found in the gastrointestinal and genitourinary tracts of healthy adults. While it may not cause any …
Introduction Neisseria meningitidis, commonly known as meningococcus, is a Gram-negative bacterium that is a leading cause of meningitis and septicemia (blood poisoning) worldwide. Meningitis is an infection that affects the meninges, which are the protective membranes surrounding the brain and spinal cord. N.meningitidis can also …