Table 1.
Phenotypic characteristics that differentiate H. monodelphidis and H. didelphidarum from other species of the genus Helicobacter
Species: 1, H. monodelphidis ; 2, H. didelphidarum ; 3, H. acinonychis ; 4, H. ailurogastricus ; 5, H. anseris ; 6, H. apri ; 7, H. aurati ; 8, H. baculiformis ; 9, H. bilis ; 10, H. bizzozeronii ; 11, H. brantae ; 12, H. canadensis ; 13, H. canis ; 14, H. cetorum ; 15, H. cholecystus ; 16, H. cinaedi ; 17, H. cynogastricus ; 18, H. equorum ; 19, H. felis ; 20, H. fennelliae ; 21, H. ganmani ; 22, H. heilmannii ; 23, H. hepaticus ; 24, H. himalayensis ; 25, H. jaachi ; 26, H. japonicus ; 27, H. macacae ; 28, H. marmotae ; 29, H. mesocricetorum ; 30, H. muridarum ; 31, H. mustelae ; 32, H. pametensis ; 33, H. pullorum ; 34, H. pylori ; 35, H. rodentium ; 36, H. saguini ; 37, H. salomonis ; 38, H. suis ; 39, H. trogontum ; 40, H. typhlonius ; 41, H. valdiviensis. +, All strains examined give a positive result; −, all strains examined give a negative result; (+), 80–94 % strains positive; ±, 33–66 % strains positive; (−), 7–33 % strains positive; NA, nalidixic acid; CE, cephalotin; I, intermediate resistance; B, bipolar; M, monopolar; St, subterminal; Pt, peritrichous; U, unknown. Data are from references [11–13].
Characteristic |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Oxidase |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
Catalase |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
− |
+ |
+ |
(+) |
+ |
+ |
+ |
(+) |
Nitrate reduction |
(−) |
− |
− |
+ |
− |
+ |
− |
+ |
+ |
+ |
− |
± |
− |
− |
+ |
+ |
+ |
+ |
+ |
− |
Indoxyl acetate hydrolysis |
− |
− |
− |
− |
+ |
− |
+ |
− |
− |
+ |
+ |
+ |
+ |
− |
− |
(−) |
− |
− |
+ |
+ |
Urease |
− |
+ |
+ |
+ |
+ |
− |
+ |
+ |
+ |
+ |
− |
− |
− |
+ |
− |
− |
− |
− |
+ |
− |
Alkaline phosphatase |
+ |
± |
+ |
+ |
− |
+ |
− |
+ |
U |
+ |
− |
− |
+ |
− |
+ |
(−) |
+ |
+ |
+ |
± |
γ-Glutamyl transpeptidase |
+ |
+ |
U |
U |
− |
− |
+ |
+ |
U |
+ |
− |
− |
U |
+ |
− |
U |
− |
− |
U |
U |
Growth at 42 °C |
− |
− |
(−) |
− |
+ |
+ |
+ |
− |
± |
± |
+ |
+ |
+ |
+ |
+ |
± |
− |
− |
± |
(−) |
1 % glycine |
− |
− |
− |
U |
+ |
− |
− |
− |
+ |
− |
+ |
− |
− |
U |
+ |
− |
+ |
− |
− |
− |
Resistance to: NA (30 mg) |
+ |
− |
+ |
U |
− |
− |
− |
I |
+ |
+ |
− |
± |
− |
± |
I |
− |
I |
+ |
− |
− |
Resistance to CE (30 mg) |
+ |
+ |
− |
U |
+ |
+ |
+ |
+ |
+ |
− |
+ |
+ |
(−) |
+ |
+ |
+ |
+ |
+ |
− |
− |
Periplasmic fibres |
− |
+ |
− |
− |
− |
− |
+ |
+ |
+ |
− |
− |
− |
− |
− |
− |
− |
+ |
− |
+ |
− |
Distribution of flagella |
B |
B |
M |
B |
St |
B |
B |
B |
B |
B |
St |
B |
B |
B |
M |
B |
B |
M |
B |
B |
Number of flagella |
7–14 |
6–12 |
2–5 |
6–8 |
2 |
2 |
7–10 |
11–22 |
3–4 |
10–20 |
2 |
2 |
2 |
2 |
2 |
1–2 |
6–12 |
1 |
14–20 |
2 |
DNA G+C content (mol%) |
35 |
32 |
30 |
37 |
30 |
40 |
36 |
45 |
35 |
46 |
39 |
34 |
48 |
36 |
35 |
37–38 |
44 |
38 |
45 |
35 |
Characteristic |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
41 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Oxidase |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
U |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
Catalase |
(−) |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
(+) |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
Nitrate reduction |
+ |
+ |
+ |
+ |
− |
− |
− |
− |
+ |
− |
+ |
+ |
+ |
− |
+ |
− |
− |
− |
+ |
+ |
− |
Indoxyl acetate hydrolysis |
− |
− |
+ |
− |
+ |
− |
+ |
− |
U |
− |
+ |
− |
− |
(−) |
− |
− |
(−) |
− |
U |
− |
+ |
Urease |
− |
+ |
+ |
− |
+ |
− |
− |
+ |
− |
+ |
+ |
− |
− |
(+) |
− |
− |
+ |
+ |
+ |
− |
(±) |
Alkaline phosphatase |
− |
− |
U |
+ |
− |
− |
− |
+ |
+ |
− |
+ |
+ |
− |
+ |
− |
− |
± |
+ |
(−) |
− |
− |
γ-Glutamyl transpeptidase |
U |
+ |
U |
+ |
− |
− |
− |
− |
− |
U |
U |
U |
U |
+ |
− |
+ |
+ |
+ |
+ |
− |
− |
Growth at 42 °C |
− |
− |
− |
+ |
+ |
+ |
+ |
+ |
+ |
− |
± |
+ |
+ |
(−) |
+ |
+ |
− |
− |
+ |
+ |
+ |
1 % Glycine |
− |
− |
+ |
− |
+ |
− |
+ |
+ |
− |
− |
− |
+ |
− |
− |
+ |
+ |
− |
− |
− |
+ |
+ |
Resistance to: NA (30 mg) |
− |
U |
+ |
− |
− |
+ |
+ |
+ |
− |
− |
− |
− |
+ |
(+) |
+ |
+ |
− |
U |
+ |
− |
(±) |
Resistance to CE (30 mg) |
+ |
U |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
− |
+ |
+ |
− |
(−) |
+ |
+ |
± |
U |
+ |
+ |
+ |
Periplasmic fibres |
− |
− |
− |
− |
+ |
− |
− |
− |
− |
+ |
− |
− |
− |
− |
− |
+ |
− |
− |
+ |
− |
− |
Distribution of flagella |
B |
B |
B |
B |
B |
M |
B |
B |
B |
B |
Pt |
B |
M |
M |
B |
B |
B |
B |
B |
B |
M |
Number of flagella |
2 |
4–10 |
2 |
1–2 |
7–14 |
1 |
2 |
2 |
2 |
10–14 |
4–8 |
2 |
1 |
4–8 |
2 |
6–12 |
10–23 |
4–10 |
5–7 |
1–2 |
1 |
DNA G+C content (mol%) |
37 |
47 |
36 |
40 |
41 |
38 |
41 |
40 |
34 |
34 |
43 |
38 |
34–35 |
35–37 |
37 |
35 |
46 |
40 |
33 |
39 |
32 |