Seroprevalence of CagA-positive strains among Helicobacter pylori-infected, healthy young adults.

@article{Parsonnet1997SeroprevalenceOC,
  title={Seroprevalence of CagA-positive strains among Helicobacter pylori-infected, healthy young adults.},
  author={Julie Parsonnet and Michael Replogle and Shufang Yang and Robert A. Hiatt},
  journal={The Journal of infectious diseases},
  year={1997},
  volume={175 5},
  pages={1240-2}
}
Helicobacter pylori is categorized into two phenotypes on the basis of the presence or absence of the CagA protein. CagA protein-positive H. pylori are more closely associated with peptic ulcer disease and cancer. Whether CagA-positive strains are similarly represented among racial or ethnic groups in northern California was investigated. Sera from 152 H. pylori-infected healthy young adults were tested by ELISA for IgG against CagA. CagA antibodies were detected in 79.4% of blacks, 63.8% of… CONTINUE READING

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