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	<title>flavonols &#8211; BIOENGINEER.ORG</title>
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		<title>Tea&#8217;s Astringent Secret: Scientists Uncover the Genetic Switch Behind Quercetin</title>
		<link>https://bioengineer.org/teas-astringent-secret-scientists-uncover-the-genetic-switch-behind-quercetin/</link>
		
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		<pubDate>Mon, 05 Oct 2026 17:52:54 +0000</pubDate>
				<category><![CDATA[Agriculture]]></category>
		<category><![CDATA[astringency]]></category>
		<category><![CDATA[Biosynthesis]]></category>
		<category><![CDATA[Camellia sinensis]]></category>
		<category><![CDATA[CsFLSd]]></category>
		<category><![CDATA[CsWRKY22]]></category>
		<category><![CDATA[flavonol synthase]]></category>
		<category><![CDATA[flavonols]]></category>
		<category><![CDATA[Plant molecular biology]]></category>
		<category><![CDATA[quercetin]]></category>
		<category><![CDATA[tea plant]]></category>
		<category><![CDATA[transcription factor]]></category>
		<category><![CDATA[yeast one-hybrid]]></category>
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					<description><![CDATA[Researchers have identified a WRKY transcription factor, CsWRKY22, that activates the flavonol synthase gene CsFLSd and thereby controls quercetin accumulation and astringency in tea plants.]]></description>
		
		
		
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