Table 2.
Reported phosphorylation/injection of CagA in human cell linesa
| Cell line | Origin | H. pylori strains used | Phospho-CagAb | Applied methods | References |
|---|---|---|---|---|---|
| AGS | stomach | G27, P1, P12, P210, GU301, GU303, GU304, GU305, GU306, GC401, GC402, 342, ATCC43579, 87A300, NCTC11916, NCTC11637 | +++ | IP, Anti-PY WB, CF, IF, 2-DE, MS | [78,92-95] |
| MKN-1 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| MKN-7 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| MKN-28 | stomach | P1, P12 | ++ | Anti-PY WB/IPA | [74] |
| MKN-45 | stomach | P1, P12 | +++ | Anti-PY WB/IPA | [74] |
| MKN-74 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| KATO-3 | stomach | P1, P12 | +++ | Anti-PY WB/IPA | [74] |
| 23123/87 | stomach | P12 | ++ | IP, Anti-PY WB | [75] |
| Hs-746T | stomach | P12 | ++ | IP, Anti-PY WB | [75] |
| FU-97 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| NUGC-4 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| SNU-1 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| SNU-5 | stomach | P12 | ++ | IP, Anti-PY WB | [75] |
| SNU-16 | stomach | P12 | + | IP, Anti-PY WB | [75] |
| HeLa | cervix | P1, P12 | ++ | Anti-PY WB/IPA | [74,84] |
| HT-29 | colon | P1, P12 | ++ | Anti-PY WB/IPA | [74] |
| Hec1.b | endometrium | P1, P12 | + | Anti-PY WB/IPA | [74] |
| 293T | kidney | P1, P12 | ++ | Anti-PY WB/IPA | [74] |
| HL | lung | P1, P12 | ++ | Anti-PY WB/IPA | [74] |
| HepG2 | liver | P1, P12 | ++ | Anti-PY WB/IPA | [74] |
| MCF-7 | breast | P12 | +++ | Anti-PY WB | [72] |
| THP1 | blood | P1, P12, ATCC43526 | +++ | Anti-PY WB | [96] |
| U937 | blood | P1, P12, G27 | +++ | Anti-PY WB | [97] |
| Josk-M | blood | P1, P12, G27 | +++ | Anti-PY WB | [97] |
| B cells, primary | blood | HM-6, HM-9 | +++ | IP, Anti-PY WB | [98] |
| BJAB | blood | HM-6, HM-9 | +++ | IP, Anti-PY WB | [98] |
a Abbreviations: 2-DE (two-dimensional protein gel electrophoresis); anti-PY WB (Westernblotting of infected cell lysates using several pan-phospho-tyrosine antibodies); CF (cell fractionation); IF (localization by immunofluorescence); IP (immunoprecipitation); IPA (in vitro phosphorylation assays of CagA with cell lysates to ensure that active kinases are present in the cells of interest); MS (mass spectrometry of precipitated phospho-CagA).
b Intensity of CagA's tyrosine phosphorylation signals: +++ strong phosphorylation; ++ moderate phosphorylation; + weak phosphorylation.