A unique, individual set of antibodies, called individual specific autoantibodies (ISA) is found in blood, serum, saliva, urine, semen, perspiration, tears, and body tissues, and the antibodies are not affected by illness, medication, or food/drug intake.
A quorum is the number of members of a governing body who must be present for the body to conduct business; no binding decisions can be made unless a quorum is present. Robert's Rules of Order, the definitive source on parliamentary procedure states that a majority of members must be present to have a quorum.
Posted. And if you don't establish a quorum requirement as described above, the (default) quorum would be a majority of all the members. (same page, lines 11-14). Sounds like it'd be a stretch to meet that.