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	<title>copper stress &#8211; BIOENGINEER.ORG</title>
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		<title>Iron Oxide Nanoparticles Help Maize Fight Microplastics and Copper, Until Stress Overwhelms Them</title>
		<link>https://bioengineer.org/iron-oxide-nanoparticles-help-maize-fight-microplastics-and-copper-until-stress-overwhelms-them/</link>
		
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		<pubDate>Tue, 06 Oct 2026 13:10:39 +0000</pubDate>
				<category><![CDATA[Agriculture]]></category>
		<category><![CDATA[antioxidant enzymes]]></category>
		<category><![CDATA[copper stress]]></category>
		<category><![CDATA[copper-iron homeostasis]]></category>
		<category><![CDATA[iron oxide nanoparticles]]></category>
		<category><![CDATA[maize]]></category>
		<category><![CDATA[microplastics]]></category>
		<category><![CDATA[nanoremediation]]></category>
		<category><![CDATA[oxidative stress]]></category>
		<category><![CDATA[reactive oxygen species]]></category>
		<category><![CDATA[root proteomics]]></category>
		<category><![CDATA[soil contamination]]></category>
		<category><![CDATA[Zea mays]]></category>
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					<description><![CDATA[A new pot experiment shows that iron oxide nanoparticles support maize growth and antioxidant defenses under low to moderate combined copper and polystyrene microplastic stress, but root proteomics reveals that severe co-contamination overwhelms the plant's redox machinery and depletes cytosolic and mitochondrial proteins.]]></description>
		
		
		
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