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	<title>organ size &#8211; BIOENGINEER.ORG</title>
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		<title>Epigenetic Switch Controls How Flowers Decide When to Stop Growing</title>
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		<pubDate>Wed, 14 Oct 2026 14:10:43 +0000</pubDate>
				<category><![CDATA[Agriculture]]></category>
		<category><![CDATA[Arabidopsis thaliana]]></category>
		<category><![CDATA[cell elongation]]></category>
		<category><![CDATA[epigenetics]]></category>
		<category><![CDATA[ethylene]]></category>
		<category><![CDATA[HDC1]]></category>
		<category><![CDATA[histone deacetylase]]></category>
		<category><![CDATA[organ size]]></category>
		<category><![CDATA[Plant Cell Reports]]></category>
		<category><![CDATA[plant development]]></category>
		<category><![CDATA[PP2A]]></category>
		<category><![CDATA[reactive oxygen species]]></category>
		<category><![CDATA[sepal length]]></category>
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					<description><![CDATA[Researchers at Zhejiang University have discovered that the epigenetic regulator HDC1 controls sepal length in Arabidopsis by repressing protein phosphatase 2A genes, thereby activating ethylene biosynthesis and triggering reactive oxygen species accumulation that terminates cell elongation during floral organ maturation.]]></description>
		
		
		
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