Serratia marcescens

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Description of values of test status

Test Value Meaning
+ 90-100% Positive
- 0-10% positive
(+) 76-89% positive
(-) 11-25% positive
d 26-75% positive
v strain instability

All Known Tests
1 Gram staining -
2 Indole -
3 Methyl Red (-)
4 Voges-proskauer +
5 Citrate +
6 Urease (-)
7 h2s Production -
8 Oxidase -
9 Motility +
10 Lysine decarboxylase +
11 Ornithine decarboxylase +
12 Arginine dihydrolase -
13 Aesculine hydrolysis +
14 Sucrose +
15 Melibiose -
16 D-arabitol -
17 D-sorbitol +
18 L-fucose +
19 Mucate -
20 KCN +
21 Gelatine +
22 Lactose -
23 Phenylalanine deaminase -
24 D-mannitol +
25 Dulcitol -
26 Salicin +
27 Adonitol d
28 Raffinose -
29 L-rhamnose -
30 Malonate -
31 Jordan tartrate (+)
32 Lipase +
33 D-glucose gas production d
34 D-xylose -
35 Maltose +
36 Cellobiose -
37 D-glucose acid production +
38 Nitrate reductase +
39 Glycerol +
40 Acetate utilization d
41 L-arabinose -
42 i-Erythritol d
43 myo-Inositol (+)
44 Deoxyribonuclease +
45 D-Mannose +
46 ONPG +
47 Trehalose +
48 Turanose -
49 Pigment +
50 D-Tagatose -
51 alpha Methyl glucoside -
52 Catalase production +
53 Oxidase fermentation +
54 Palatinose -
55 beta-Gentibiose -
56 D-Saccharate -
57 Quinate d
58 L-arabitol +
59 3-Phenylpropionate -
60 Trigonelline d
61 Itaconate -
62 Betaine -
63 Maltiltol -
64 meso-Tartrate d