corynebacterium diphtheriae

Corynebacteria: Infection, Transmission & Diseases

Corynebacteria are gram-positive, rod-shaped bacteria. They are immotile and grow under both aerobic and anaerobic conditions. One of their species is responsible for diphtheria, among other diseases. What are corynebacteria? Corynebacteria are a genus of Gram-positive, rod-shaped bacteria that can grow facultatively anaerobically, meaning they can exist in the presence of oxygen, as well as … Corynebacteria: Infection, Transmission & Diseases

Diphtheria Causes and Treatment

Symptoms A few days after transmission of the diphtheria bacteria, the disease begins with sore throat and headache, nausea or vomiting, fever, and difficulty swallowing. Later, the typical symptoms appear: Hoarseness, up to voicelessness Whistling breathing (stridor) Barking cough Swelling of the lymph nodes and swelling of the soft tissues of the neck. Coatings of … Diphtheria Causes and Treatment

Pseudocroup Causes and Treatment

Symptoms Pseudocroup is usually preceded by a viral infection such as a cold or flu with nonspecific symptoms such as cough, runny nose, and fever. This soon develops into the following typical symptoms: Barking cough (similar to a seal), which worsens with anxiety and excitement Whistling breath sounds, especially when inhaling (inspiratory stridor), difficulty breathing. … Pseudocroup Causes and Treatment

Bacteriophages: Infection, Transmission & Diseases

Bacteriophages are viruses that infect bacteria and multiply in the process. For each bacterium, there is also a specific bacteriophage. Bacteriophages are used in medicine and genetic engineering. What are bacteriophages? Bacteriophages represent a group of viruses that infect bacteria and archaea (primordial bacteria). In doing so, they continue to replicate while destroying the bacterium. … Bacteriophages: Infection, Transmission & Diseases

Corynebacterium Diphtheriae: Infection, Transmission & Diseases

Corynebacterium diphtheriae is a gram-positive rod bacterium that belongs to the genus Corynebacteria. It causes the disease diphtheria. What is corynebacterium diphtheriae? Corynebacteria belong to the gram-positive rod bacteria. Gram-positive bacteria can be stained blue in the Gram stain. Unlike Gram-negative bacteria, they possess only a thick peptidoglycan layer of murein and have no additional … Corynebacterium Diphtheriae: Infection, Transmission & Diseases