<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31341383</termId><termName>enzyme-linked immunosorbent assay</termName><termType>PT</termType><termNote><![CDATA[ Assay technique in which a monoclonal antibody is bound to an enzyme to detect and measure the presence of an antigen in a sample.  ]]></termNote><termCreatedDate>2026-03-30 20:32:04</termCreatedDate><relation><relationType>UF</relationType><termId>31341384</termId><termName>ELISA</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31341385</termId><termName>assay, enzyme-linked immunosorbent</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31341386</termId><termName>enzyme-linked immunosorbent assays</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31317358</termId><termName>immunoassaying</termName><termType>PT</termType></relation></term>  </Zthes>