Introduction Gemella morbillorum is a gram-positive bacterium, typically found in the human mouth, throat, and respiratory tract. It occasionally causes…
Introduction Streptococcus sanguinis is a Gram-positive bacterium belonging to the Streptococcaceae family. It is a commensal bacterium commonly found in…
Introduction of Salmonella Typhi Salmonella Typhi is a member of the family, Enterobacteriaceae and it is a Gram-negative bacillus, non-sporing,…
Introduction of Blood Agar Blood agar is an enriched medium for the cultivation of bacteria. Fastidious organisms, such as streptococci, do not…