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		<title>Antibodies Fade Fast: Malawi Study Maps Hidden Waves of COVID-19 Infection</title>
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		<pubDate>Sun, 11 Oct 2026 04:49:35 +0000</pubDate>
				<category><![CDATA[Health]]></category>
		<category><![CDATA[antibody waning]]></category>
		<category><![CDATA[Bayesian modelling]]></category>
		<category><![CDATA[Malawi]]></category>
		<category><![CDATA[neutralising antibodies]]></category>
		<category><![CDATA[Omicron]]></category>
		<category><![CDATA[pseudotyped virus assay]]></category>
		<category><![CDATA[reinfection]]></category>
		<category><![CDATA[SARS-CoV-2]]></category>
		<category><![CDATA[seroincidence]]></category>
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		<category><![CDATA[Sub-Saharan Africa]]></category>
		<category><![CDATA[variant cross-reactivity]]></category>
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					<description><![CDATA[A Bayesian analysis of over 15,000 antibody measurements from Malawi shows that SARS-CoV-2 neutralising antibodies wane rapidly, reinfections are common, and traditional serological methods miss roughly nine percent of infections.]]></description>
		
		
		
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