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	<title>canine biology &#8211; BIOENGINEER.ORG</title>
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		<title>Big dogs really do age faster, and their epigenomes show it</title>
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		<pubDate>Fri, 09 Oct 2026 19:30:03 +0000</pubDate>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[body size]]></category>
		<category><![CDATA[canine biology]]></category>
		<category><![CDATA[DNA Methylation]]></category>
		<category><![CDATA[dog aging]]></category>
		<category><![CDATA[Dog Aging Project]]></category>
		<category><![CDATA[epigenetic clocks]]></category>
		<category><![CDATA[GeroScience]]></category>
		<category><![CDATA[lifespan]]></category>
		<category><![CDATA[methylomes]]></category>
		<category><![CDATA[Science journal]]></category>
		<category><![CDATA[transposable elements]]></category>
		<category><![CDATA[X chromosome]]></category>
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					<description><![CDATA[A study of nearly 900 dogs in the Dog Aging Project shows that larger and male dogs undergo accelerated epigenetic aging, with methylation changes concentrated on the X chromosome for sex and at transposable elements for body size.]]></description>
		
		
		
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