So mono = 1;
di = 2;
anti means = multiply to -1
@Blertta: Have you tried google?
using monoclonal antibodies to detect disease - Google Search
Two good results I found were:
Use of monoclonal antibodies to detect disease associated HLA-DRB1 alleles and the shared epitope in rheumatoid arthritis
SpringerLink - Journal Article
Regardless of urgency, questions that have no mathematical substance to them should be asked in Forums such as Miscellaneous - the M in MHF stands for Mathematics. Furthermore, it's reasonable to ask that the thread title reflect the fact that it's a non-mathematics question.
I have re-titled the thread and moved it to a more appropriate subforum.