<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31320338</termId><termName>uronic acid</termName><termType>PT</termType><termNote><![CDATA[ Any of a class of sugar acids occuring in various polysaccharides and in urine with both an aldehyde and a carboxyl group. It is the product of a monosaccharide in which the terminal group has been oxidized.  ]]></termNote><termCreatedDate>2026-03-30 20:26:20</termCreatedDate><relation><relationType>UF</relationType><termId>31320339</termId><termName>acid, uronic</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31320340</termId><termName>uronic acids</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306060</termId><termName>acid</termName><termType>PT</termType></relation></term>  </Zthes>