antigen

Information, Symptoms, Treatments and Resources

What is antigen?

An antigen is any substance that causes your immune system to produce antibodies against it. An antigen may be a foreign substance from the environment such as chemicals, bacteria, viruses, or pollen. An antigen may also be formed within the body, as with bacterial toxins or tissue cells.

Posts on antigen (336)

My brother is very sick, he's having a bone marrow test done, he either has lymphoma or leu...
Does anyone has any idea about the sensibility and specificity of 4th generation HIV tests ...
I recently had a test on Hepatitis B. I need clarifications about my result. Please see the...
Hi @ all, I had a broken condom exposure with a sex worker in Vietnam now 9 weeks ago. :...
Hi Everyone, I had unsafe sex with a women on 5 days back. I was really worried and visited...
I am just wondering if it is possible that you become an inactive carrier ("e" antigen nega...
Hi I had a question about HBV DNA LEVELS. If someone has 1550 copies/ml in general wha...
Dear Doctor. I live in India and had sex with a Russian commercial sex worker initially wit...
Dear Doctor. I have been in a traumatic state of mind for the past couple of days. I live i...
HI, I have read that P24 test is used after 3-4 weeks of the exposure to find the p24 an...

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