scientific image of bacteria citrobacter, gram-negative bacteria

painting flower leaf art green yellow plant branch reflection food drawing tree produce autumn glass scientific bacteria citrobacter gram-negative found human intestine cause urinary infections infant meningitis sepsis bacteria infection coliform uti soil water citrobacter gastrointestinal human sepsis urinary amalonaticus bacteriology freundii koseri cystitis diagram diarrhea endocarditis enteric enterobacteriaceae female gram-negative gynecology intestine medical medicine meningitis microbe microbiology microorganism microscope microscopy nephritis pathogen pathogenic peritonitis pyelonephritis research rod-shaped rods science scientific septicemia tract urine wastewater