| Basic Characteristics | Properties (Streptococcus pneumoniae) |
|---|---|
| Bile Solubility | Positive (+ve) |
| Catalase | Negative (-ve) |
| Gram Staining | Positive (+ve) |
| Hemolysis | Alfa Hemolysis |
| Motility | Non-motile |
| OF (Oxidative-Fermentative) | Facultative anaerobes |
| Oxidase | Negative (-ve) |
| Shape | Diplococci |
| Spore | Non-sporing |
| Urease | Negative (-ve) |
| VP (Voges Proskauer) | Negative (-ve) |
| Fermentation of | |
| Arabinose | Positive (+ve) |
| Arbutin | Negative (-ve) |
| Dulcitol | Negative (-ve) |
| Erythritol | Positive (+ve) |
| Fructose | Positive (+ve) |
| Galactose | Positive (+ve) |
| Glucose | Positive (+ve) |
| Glycerol | Positive (+ve) |
| Glycogen | Positive (+ve) |
| Hippurate | Negative (-ve) |
| Inulin | Positive (+ve) |
| Lactose | Positive (+ve) |
| Maltose | Positive (+ve) |
| Mannitol | Negative (-ve) |
| Melibiose | Variable |
| Raffinose | Positive (+ve) |
| Ribose | Negative (-ve) |
| Salicin | Variable |
| Sorbitol | Negative (-ve) |
| Starch | Variable |
| Sucrose | Positive (+ve) |
| Trehalose | Variable |
| Xylose | Positive (+ve) |
| Enzymatic Reactions | |
| Alkaline Phosphatase | Negative (-ve) |
| Arginine Dehydrolase | Positive (+ve) |
| Esculin Hydrolysis | Variable |
| Hyalurodinase | Positive (+ve) |
| Neuraminidase | Positive (+ve) |
how do they look on cled, and chocolate agar?
Tiny colony with LLF type on CLED, Small whites slightly mucoid colony in carrom coins colony on chocolate agar.