DIFFERENCE BETWEEN Staphylococcus sp. AND Streptococcus sp.
S.No |
Characteristics |
Staphylococcus
sp. |
Streptococcus
sp. |
1 |
Arrangement |
Grape
like cluster |
Chain
like arrangement |
2 |
Cell division |
Binary fission occurs in
various directions (Multiple axes). |
Binary fission occurs in one
linear direction (Single axis). |
3 |
Catalase
test |
Positive
|
Negative
|
4 |
Enriched media |
Does not need Enriched media
(Non-fastidious). |
Need Enriched media
(Fastidious). |
5 |
Habitat
|
Found
in Skin. |
Found in Respiratory tract. |
6 |
Number of species |
40 Species. |
50 Species. |
7 |
Hemolysis
|
No hemolysis or Beta hemolysis |
Alpha or Beta or Gamma hemolysis. |
8 |
Pathogenic species |
Staphylococcus aureus,
Staphylococcus epidermidis, Staphylococcus haemolyticus, Staphylococcus hominis and
Staphylococcus saprophyticus |
Streptococcus pyogenes, Streptococcus agalactiae, Streptococcus
bovis and Streptococcus
pneumoniae |
9 |
Common
Diseases |
Food poisoning, Bacterial
conjunctivitis, Skin diseases, Community-acquired meningitis, Surgical site
infection, Wound infection, Impetigo, cellulitis, and Toxic shock syndrome. |
Strep throat, Scarlet fever, Impetigo,
Toxic shock syndrome, Cellulitis, Necrotizing fasciitis, Sinusitis, Blood infections, Pneumonia and Meningitis
in newborns. |
10 |
Species Differentiation |
Coagulase test, DNase test, Mannitol
Salt Agar and Novobiocin Sensitivity Test |
Hemolysis in Blood agar,
Bacitracin Sensitivity Test, PYR Test, CAMP Test, Opthocin Sensitivity Test |
11 |
Respiration
|
Most are Aerobes while some others are
Facultative anaerobes. |
Most are Facultative anaerobes while
some others are Obligate anaerobes. |
12 |
Mannitol fermentation |
Observed only in Staphylococcus
aureus |
Not observed |
13 |
Halotolerance
|
Halotolerant. Can tolerate upto 8% salt
concentration. |
Inhibited by high concentration of
salt. |
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