Citrobacter werkmanii-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Lactose fermenting colony of Citrobacter werkmanii

Introduction Citrobacter werkmanii is a gram-negative bacterium belonging to the genus Citrobacter. It is commonly found in the environment, including soil, water, and sewage. This bacterium is part of the normal flora of the human intestinal tract but can act as an opportunistic pathogen. C. …

Read more

Pantoea agglomerans-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Pantoea agglomerans in Gram staining of culture

Introduction Pantoea agglomerans, a Gram-negative, facultative anaerobic bacterium, belongs to the Enterobacteriaceae family. Moreover, it is commonly found in soil, plants, and water. Interestingly, it plays a dual role as a plant symbiont and an opportunistic human pathogen. Additionally, P. agglomerans colonizes plant tissues and …

Read more

Proteus penneri– Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Proteus penneri growth on CLED agar

Introduction Proteus penneri is a Gram-negative bacterium found in various environments, including water and soil. It belongs to the family Enterobacteriaceae, sharing characteristics with other Proteus species. However, it differs from its relatives, like Proteus mirabilis, in its biochemical properties. This species can cause infections …

Read more

Staphylococcus epidermidis- Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Staphylococcus epidermis growth on blood agar

Introduction Staphylococcus epidermidis is a common, coagulase-negative bacterium found on human skin and mucous membranes. It is part of the normal human flora. However, it can cause infections, particularly in immunocompromised individuals. Notably, it is a leading cause of hospital-acquired infections. These infections often occur …

Read more

Candidiasis-Introduction, Types, Signs and Symptoms, Causative Agent, Laboratory Diagnosis, Treatment, Prevention and Control, and Keynotes

Candida albicans growth on SDA after 2 days of incubation

Introduction Candidiasis is an infection caused by Candida fungi, commonly Candida albicans. These fungi naturally live on the skin and inside the body, like in the mouth, throat, gut, and vagina, without causing problems. However, if the environment inside the body changes or the immune …

Read more

Staphylococcus hominis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Staphylococcus hominis colony morphology on blood agar

Introduction Staphylococcus hominis is a type of bacteria commonly found on human skin. It is part of the natural skin flora, living harmlessly in most cases. However, it can cause infections, especially in people with weakened immune systems or with implanted medical devices. These infections …

Read more

Streptococcus sanguinis-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Streptococcus sanguinis colony morphology on blood agar of urine culture

Introduction Streptococcus sanguinis is a Gram-positive bacterium belonging to the Streptococcaceae family. It is a commensal bacterium commonly found in the human oral cavity and is part of the normal oral microbiota. While it generally coexists peacefully with its host, S. sanguinis can also play …

Read more

Candida parapsilosis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Candida parapsilosis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Candida parapsilosis is a species of yeast or fungus that is commonly found in the environment and can also be a commensal organism in the human body. It is a member of the Candida genus, which includes several species of yeast that can cause …

Read more