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	<title>BA.3.2.2 &#8211; BIOENGINEER.ORG</title>
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		<title>Missing Wuhan-Strain Imprinting Leaves Children Vulnerable to Omicron BA.3.2.2</title>
		<link>https://bioengineer.org/missing-wuhan-strain-imprinting-leaves-children-vulnerable-to-omicron-ba-3-2-2/</link>
		
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		<pubDate>Mon, 26 Oct 2026 17:32:47 +0000</pubDate>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[BA.3.2.2]]></category>
		<category><![CDATA[children]]></category>
		<category><![CDATA[IGHV2-5]]></category>
		<category><![CDATA[IGHV3-53]]></category>
		<category><![CDATA[IGHV5-51]]></category>
		<category><![CDATA[immune imprinting]]></category>
		<category><![CDATA[neutralizing antibodies]]></category>
		<category><![CDATA[Omicron]]></category>
		<category><![CDATA[pseudovirus neutralization]]></category>
		<category><![CDATA[SARS-CoV-2]]></category>
		<category><![CDATA[vaccination]]></category>
		<category><![CDATA[viral evolution]]></category>
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					<description><![CDATA[A study in Nature Microbiology reports that the Omicron sublineage BA.3.2.2 preferentially infects children because the absence of ancestral Wuhan-strain immune imprinting leaves their antibody repertoires dominated by Omicron-specific antibodies that the variant escapes.]]></description>
		
		
		
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