GMAT Critical Reasoning (CR) | Re: In response to viral infection, the immune systems of mice

Dear all,

I have a different angle of view about this argument. I think the ones who select E may have the same thought as me. Could anyone give me a detailed explanation for my reasons below if you see it is flawed?

Based on the last sentence, the hypothesis of the scientists should be: (1) As the some eyes' cells are resemble to that of herpes, keratitis are mistakenly generated on those eyes' cell as a response of antibodies to herpes.
The hypothesis cannot be: (2) Keratitis are generated
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